{"id":2103,"date":"2023-04-28T13:34:14","date_gmt":"2023-04-28T04:34:14","guid":{"rendered":"https:\/\/edu.ujhb.org\/?p=2103"},"modified":"2023-04-28T13:34:14","modified_gmt":"2023-04-28T04:34:14","slug":"tensorflow%e5%85%a5%e9%96%80","status":"publish","type":"post","link":"https:\/\/edu.ujhb.org\/?p=2103","title":{"rendered":"TensorFlow\u5165\u9580"},"content":{"rendered":"\n<p>\u307e\u305a\u3001\u8aac\u660e\u3059\u308b\u5185\u5bb9\u306e\u6982\u8981\u3092\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u3082\u3061\u308d\u3093\uff01TensorFlow \u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306b\u5f93\u3063\u3066\u3001\u6b21\u306e\u30d3\u30c7\u30aa \u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u30c6\u30ad\u30b9\u30c8 \u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u30ea\u30b9\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>TensorFlow \u306e\u6982\u8981\n<ul class=\"wp-block-list\">\n<li>TensorFlow \u3068\u306f<\/li>\n\n\n\n<li>TensorFlow \u306e\u6b74\u53f2\u3068\u958b\u767a<\/li>\n\n\n\n<li>TensorFlow \u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TensorFlow \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3068\u74b0\u5883\u8a2d\u5b9a\n<ul class=\"wp-block-list\">\n<li>TensorFlow \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u6210\u529f\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n\n\n\n<li>Python \u4eee\u60f3\u74b0\u5883\u3092\u4f5c\u6210\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TensorFlow\u57fa\u672c\u6982\u5ff5\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30f3\u30bd\u30eb<\/li>\n\n\n\n<li>\u8a08\u7b97\u30b0\u30e9\u30d5 (Graphs)<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u5909\u6570<\/li>\n\n\n\n<li>\u64cd\u4f5c\uff08Operations\uff09<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TensorFlow\u7684\u57fa\u672c\u64cd\u4f5c\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30f3\u30bd\u30eb\u306e\u4f5c\u6210\u3068\u64cd\u4f5c<\/li>\n\n\n\n<li>\u5909\u6570\u3068\u5b9a\u6570<\/li>\n\n\n\n<li>\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u64cd\u4f5c<\/li>\n\n\n\n<li>\u5f62\u72b6\u64cd\u4f5c<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TensorFlow \u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\n<ul class=\"wp-block-list\">\n<li>\u7dda\u5f62\u56de\u5e30\u3068\u306f<\/li>\n\n\n\n<li>\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b<\/li>\n\n\n\n<li>\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3059\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\n<ul class=\"wp-block-list\">\n<li>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6982\u8981<\/li>\n\n\n\n<li>\u6d3b\u6027\u5316\u6a5f\u80fd<\/li>\n\n\n\n<li>\u640d\u5931\u95a2\u6570<\/li>\n\n\n\n<li>\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6<\/li>\n\n\n\n<li>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u306e\u69cb\u7bc9<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (CNN) \u3068 TensorFlow\n<ul class=\"wp-block-list\">\n<li>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306f<\/li>\n\n\n\n<li>CNN \u306e\u57fa\u672c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/li>\n\n\n\n<li>TensorFlow \u3092\u4f7f\u7528\u3057\u305f CNN \u306e\u5b9f\u88c5<\/li>\n\n\n\n<li>\u4f8b: \u753b\u50cf\u5206\u985e\u30bf\u30b9\u30af<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TensorFlow \u3092\u4f7f\u7528\u3057\u305f\u30ea\u30ab\u30ec\u30f3\u30c8 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (RNN)\n<ul class=\"wp-block-list\">\n<li>\u30ea\u30ab\u30ec\u30f3\u30c8 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306f<\/li>\n\n\n\n<li>RNN \u306e\u57fa\u672c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/li>\n\n\n\n<li>TensorFlow \u3092\u4f7f\u7528\u3057\u305f RNN \u306e\u5b9f\u88c5<\/li>\n\n\n\n<li>\u4f8b: \u30c6\u30ad\u30b9\u30c8\u751f\u6210\u30bf\u30b9\u30af<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TensorFlow \u306e\u30c7\u30fc\u30bf\u51e6\u7406\u3068\u524d\u51e6\u7406\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u8aad\u307f\u8fbc\u307f<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u5897\u5f37<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>TensorFlow \u30e2\u30c7\u30eb\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u4fdd\u5b58\u3059\u308b<\/li>\n\n\n\n<li>\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u30ed\u30fc\u30c9\u3059\u308b<\/li>\n\n\n\n<li>\u30e2\u30c7\u30eb\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3068\u30a4\u30f3\u30dd\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"11\">\n<li>TensorFlow \u306e\u30c7\u30d7\u30ed\u30a4\u3068\u9069\u7528<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>TensorFlow \u30b5\u30fc\u30d3\u30f3\u30b0\u306e\u6982\u8981<\/li>\n\n\n\n<li>\u30e2\u30c7\u30eb\u306e\u5c55\u958b<\/li>\n\n\n\n<li>\u30e2\u30c7\u30eb\u5fdc\u52df\u3068\u52df\u96c6<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\" start=\"12\">\n<li>TensorFlow \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u3068 GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u65b9\u6cd5<\/li>\n\n\n\n<li>GPU \u3067\u9ad8\u901f\u5316<\/li>\n\n\n\n<li>\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u306f\u57fa\u672c\u7684\u306a TensorFlow \u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u6982\u8981\u3067\u3059\u3002\u5b9f\u969b\u306e\u30cb\u30fc\u30ba\u3068\u8996\u8074\u8005\u306e\u30cb\u30fc\u30ba\u306b\u5fdc\u3058\u3066\u8abf\u6574\u304a\u3088\u3073\u88dc\u8db3\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u3068\u306f\u4f55\u304b\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u3053\u306e\u4f1a\u8a71\u3067\u4f7f\u7528\u3055\u308c\u305f\u4ee5\u524d\u306e\u30e2\u30c7\u30eb\u306f\u4f7f\u7528\u3067\u304d\u307e\u305b\u3093\u3002\u6700\u65b0\u306e\u30c7\u30d5\u30a9\u30eb\u30c8 \u30e2\u30c7\u30eb\u306b\u5207\u308a\u66ff\u3048\u307e\u3057\u305f<\/p>\n\n\n\n<p>TensorFlow \u306f\u3001Google Brain \u30c1\u30fc\u30e0\u306b\u3088\u3063\u3066\u958b\u767a\u3055\u308c\u305f\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e\u4eba\u5de5\u77e5\u80fd\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002\u5927\u898f\u6a21\u306a\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3001\u30c7\u30d7\u30ed\u30a4\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002TensorFlow \u3068\u3044\u3046\u540d\u524d\u306f\u3001\u305d\u306e\u4e2d\u5fc3\u6982\u5ff5\u3067\u3042\u308b tensor (Tensor) \u3068 flow (Flow) \u306b\u7531\u6765\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Tensor \u306f TensorFlow \u306e\u30b3\u30a2 \u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3042\u308a\u3001\u591a\u6b21\u5143\u914d\u5217\u3068\u898b\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002TensorFlow \u3067\u306f\u3001\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u304c\u30c6\u30f3\u30bd\u30eb\u306e\u5f62\u5f0f\u3067\u8868\u73fe\u3055\u308c\u3001\u6e21\u3055\u308c\u307e\u3059\u3002\u30c6\u30f3\u30bd\u30eb\u306f\u3001\u30b9\u30ab\u30e9\u30fc (0 \u6b21\u5143)\u3001\u30d9\u30af\u30c8\u30eb (1 \u6b21\u5143)\u3001\u884c\u5217 (2 \u6b21\u5143)\u3001\u307e\u305f\u306f\u9ad8\u6b21\u5143\u306e\u914d\u5217\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30c6\u30f3\u30bd\u30eb\u306e\u5404\u8981\u7d20\u306f\u3001float\u3001integer \u306a\u3069\u306e\u540c\u3058\u30c7\u30fc\u30bf\u578b\u3067\u3059\u3002<\/p>\n\n\n\n<p>Flow\uff08\u30d5\u30ed\u30fc\uff09\u3068\u306f\u3001TensorFlow\u306e\u8a08\u7b97\u30e2\u30c7\u30eb\u3067\u3042\u308bData Flow Graph\u306e\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf \u30d5\u30ed\u30fc \u30b0\u30e9\u30d5\u306f\u4e00\u9023\u306e\u30ce\u30fc\u30c9 (\u30ce\u30fc\u30c9) \u3068\u30a8\u30c3\u30b8 (\u30a8\u30c3\u30b8) \u3067\u69cb\u6210\u3055\u308c\u307e\u3059. \u30ce\u30fc\u30c9\u306f\u64cd\u4f5c (\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3) \u3092\u8868\u3057\u3001\u30a8\u30c3\u30b8\u306f\u30c6\u30f3\u30bd\u30eb\u9593\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u8868\u3057\u307e\u3059.&nbsp;\u30c7\u30fc\u30bf \u30d5\u30ed\u30fc \u30b0\u30e9\u30d5\u3092\u5b9a\u7fa9\u3059\u308b\u3068\u3001TensorFlow \u306f\u5404\u30ce\u30fc\u30c9\u306e\u51fa\u529b\u7d50\u679c\u3092\u81ea\u52d5\u7684\u306b\u8a08\u7b97\u3057\u3001\u7d50\u679c\u3092\u6b21\u306e\u30ce\u30fc\u30c9\u306b\u6e21\u3057\u3066\u8a08\u7b97\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u3092\u5b8c\u4e86\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30b7\u30ca\u30ea\u30aa\u306b\u9069\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3001Python\u3001C++\u3001Java \u306a\u3069\u306e\u8907\u6570\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u8a00\u8a9e\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002TensorFlow \u306f\u3001TensorBoard\u3001Keras \u306a\u3069\u306e\u8c4a\u5bcc\u306a\u30c4\u30fc\u30eb\u3068 API \u3082\u63d0\u4f9b\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u3092\u7c21\u5358\u306b\u69cb\u7bc9\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3001\u30c7\u30d7\u30ed\u30a4\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001TensorFlow \u306f\u3001\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc \u30d3\u30b8\u30e7\u30f3\u3001\u97f3\u58f0\u8a8d\u8b58\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u3001\u5f37\u529b\u3067\u67d4\u8edf\u3067\u4f7f\u3044\u3084\u3059\u3044\u6a5f\u68b0\u5b66\u7fd2\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u6b74\u53f2\u3068\u767a\u5c55\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u306e\u6b74\u53f2\u306f 2011 \u5e74\u306b\u3055\u304b\u306e\u307c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001Google Brain \u30c1\u30fc\u30e0\u306f\u3001Google \u5185\u3067\u5927\u898f\u6a21\u306a\u30c7\u30a3\u30fc\u30d7 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u3001DistBelief \u3068\u547c\u3070\u308c\u308b\u5206\u6563\u578b\u6a5f\u68b0\u5b66\u7fd2\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306b\u53d6\u308a\u7d44\u307f\u59cb\u3081\u307e\u3057\u305f\u3002\u3057\u304b\u3057\u3001DistBelief \u306e\u30b3\u30fc\u30c9\u306f\u8907\u96d1\u3067\u62e1\u5f35\u3057\u306b\u304f\u304f\u3001GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306a\u3069\u306e\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u30012015 \u5e74\u306b Google Brain \u30c1\u30fc\u30e0\u306f TensorFlow \u306e\u524d\u8eab\u3067\u3042\u308b\u3053\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u518d\u8a2d\u8a08\u3057\u3066\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3092\u6c7a\u5b9a\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>TensorFlow \u306f 2015 \u5e74 11 \u6708\u306b\u30aa\u30fc\u30d7\u30f3 \u30bd\u30fc\u30b9\u3068\u3057\u3066\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f\u3002\u5f53\u6642\u3001\u3053\u308c\u306f\u30c7\u30fc\u30bf \u30d5\u30ed\u30fc \u30b0\u30e9\u30d5 \u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30e2\u30c7\u30eb\u306b\u57fa\u3065\u304f\u6700\u521d\u306e\u30aa\u30fc\u30d7\u30f3 \u30bd\u30fc\u30b9 \u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3042\u308a\u3001\u5e83\u304f\u6ce8\u76ee\u3055\u308c\u3001\u8b70\u8ad6\u304c\u767d\u71b1\u3057\u307e\u3057\u305f\u3002\u305d\u306e\u5f37\u529b\u306a\u6a5f\u80fd\u3068\u4f7f\u3044\u3084\u3059\u3044 API \u306b\u3088\u308a\u3001TensorFlow \u306f\u3059\u3050\u306b\u5f53\u6642\u6700\u3082\u4eba\u6c17\u306e\u3042\u308b\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e 1 \u3064\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u6642\u304c\u7d4c\u3064\u306b\u3064\u308c\u3066\u3001TensorFlow \u306f\u958b\u767a\u3068\u6539\u5584\u3092\u7d9a\u3051\u3001Eager Execution\u3001TensorFlow Lite\u3001TensorFlow \u306a\u3069\u306e\u591a\u304f\u306e\u65b0\u3057\u3044\u6a5f\u80fd\u3068 API \u3092\u5c0e\u5165\u3057\u3066\u3044\u307e\u3059\u3002\u540c\u6642\u306b\u3001TensorFlow \u306f\u3001ImageNet \u30b3\u30f3\u30da\u30c6\u30a3\u30b7\u30e7\u30f3\u306e\u7acb\u3061\u4e0a\u3052\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e TensorFlow \u30e2\u30c7\u30eb \u30e9\u30a4\u30d6\u30e9\u30ea\u306a\u3069\u3001\u6df1\u5c64\u5b66\u7fd2\u306e\u5206\u91ce\u306e\u767a\u5c55\u3082\u7a4d\u6975\u7684\u306b\u63a8\u9032\u3057\u3066\u304a\u308a\u3001\u3053\u306e\u5206\u91ce\u3078\u306e\u91cd\u8981\u306a\u8ca2\u732e\u8005\u306e 1 \u3064\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u3002<\/p>\n\n\n\n<p>\u6a5f\u80fd\u3068\u6280\u8853\u306e\u7d99\u7d9a\u7684\u306a\u958b\u767a\u306b\u52a0\u3048\u3066\u3001TensorFlow \u306f\u5e83\u7bc4\u306a\u30b3\u30df\u30e5\u30cb\u30c6\u30a3 \u30b5\u30dd\u30fc\u30c8\u3068\u8ca2\u732e\u3082\u53d7\u3051\u3066\u3044\u307e\u3059\u30022021 \u5e74\u306e\u6642\u70b9\u3067\u3001TensorFlow \u306e GitHub \u30ea\u30dd\u30b8\u30c8\u30ea\u306b\u306f 150,000 \u3092\u8d85\u3048\u308b\u30b9\u30bf\u30fc\u3068 90,000 \u3092\u8d85\u3048\u308b\u30d5\u30a9\u30fc\u30af\u304c\u3042\u308a\u30012,000 \u3092\u8d85\u3048\u308b\u8ca2\u732e\u8005\u3068 1,200 \u3092\u8d85\u3048\u308b\u8ca2\u732e\u7d44\u7e54\u304c\u3042\u308a\u3001\u4e16\u754c\u6700\u5927\u306e\u6a5f\u68b0\u5b66\u7fd2\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9 \u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u306e 1 \u3064\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u9069\u7528\u5206\u91ce\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u306f\u3001\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc \u30d3\u30b8\u30e7\u30f3\u3001\u97f3\u58f0\u8a8d\u8b58\u3001\u6a5f\u68b0\u7ffb\u8a33\u3001\u753b\u50cf\u51e6\u7406\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u5fdc\u7528\u5206\u91ce\u306b\u304a\u3051\u308b TensorFlow \u306e\u5fdc\u7528\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\n<ul class=\"wp-block-list\">\n<li>\u30c6\u30ad\u30b9\u30c8\u306e\u5206\u985e\u3068\u611f\u60c5\u5206\u6790<\/li>\n\n\n\n<li>\u56fa\u6709\u8868\u73fe\u306e\u8a8d\u8b58<\/li>\n\n\n\n<li>\u6a5f\u68b0\u7ffb\u8a33\u30fb\u5bfe\u8a71\u30b7\u30b9\u30c6\u30e0<\/li>\n\n\n\n<li>\u8a00\u8a9e\u30e2\u30c7\u30eb\u3068\u97f3\u58f0\u8a8d\u8b58<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30d3\u30b8\u30e7\u30f3\n<ul class=\"wp-block-list\">\n<li>\u753b\u50cf\u306e\u5206\u985e\u3068\u8a8d\u8b58<\/li>\n\n\n\n<li>\u7269\u4f53\u306e\u691c\u51fa\u3068\u8ffd\u8de1<\/li>\n\n\n\n<li>\u753b\u50cf\u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3\u3068\u30bb\u30de\u30f3\u30c6\u30a3\u30c3\u30af \u30bb\u30b0\u30e1\u30f3\u30c6\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u9854\u8a8d\u8b58\u3068\u8868\u60c5\u5206\u6790<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u97f3\u58f0\u8a8d\u8b58\n<ul class=\"wp-block-list\">\n<li>\u97f3\u58f0\u4fe1\u53f7\u51e6\u7406\u3068\u7279\u5fb4\u62bd\u51fa<\/li>\n\n\n\n<li>\u97f3\u97ff\u30e2\u30c7\u30eb\u3068\u8a00\u8a9e\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0<\/li>\n\n\n\n<li>\u30a8\u30f3\u30c9\u30c4\u30fc\u30a8\u30f3\u30c9\u306e\u97f3\u58f0\u8a8d\u8b58<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u6a5f\u68b0\u5b66\u7fd2\u3068\u6df1\u5c64\u5b66\u7fd2\n<ul class=\"wp-block-list\">\n<li>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u8a2d\u8a08\u3068\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u8abf\u6574<\/li>\n\n\n\n<li>\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3068\u5c55\u958b<\/li>\n\n\n\n<li>\u5f37\u5316\u5b66\u7fd2\u3068\u8ee2\u79fb\u5b66\u7fd2<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u753b\u50cf\u51e6\u7406\u3068\u753b\u50cf\u751f\u6210\n<ul class=\"wp-block-list\">\n<li>\u753b\u50cf\u306e\u8d85\u89e3\u50cf\u3068\u30ce\u30a4\u30ba\u30ea\u30c0\u30af\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u753b\u50cf\u30b9\u30bf\u30a4\u30eb\u306e\u8ee2\u9001\u3068\u753b\u50cf\u518d\u69cb\u6210<\/li>\n\n\n\n<li>Generative Adversarial Networks (GAN) \u3068 Variational Autoencoders (VAE)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u30d3\u30c3\u30b0\u30c7\u30fc\u30bf\u5206\u6790\u30fb\u30ec\u30b3\u30e1\u30f3\u30c9\u30b7\u30b9\u30c6\u30e0\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3068\u7279\u5fb4\u91cf\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0<\/li>\n\n\n\n<li>\u30ec\u30b3\u30e1\u30f3\u30c7\u30fc\u30b7\u30e7\u30f3 \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u3055\u308c\u305f\u30ec\u30b3\u30e1\u30f3\u30c7\u30fc\u30b7\u30e7\u30f3<\/li>\n\n\n\n<li>\u6642\u7cfb\u5217\u5206\u6790\u3068\u4e88\u6e2c<\/li>\n\n\n\n<li>\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<p>\u4ee5\u4e0a\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u5206\u91ce\u306b\u304a\u3051\u308b TensorFlow \u306e\u5178\u578b\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e00\u90e8\u3067\u3059. \u5b9f\u969b\u3001TensorFlow \u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u3068\u6df1\u5c64\u5b66\u7fd2\u6280\u8853\u304c\u5fc5\u8981\u306a\u307b\u3068\u3093\u3069\u3059\u3079\u3066\u306e\u5206\u91ce\u306b\u9069\u7528\u3067\u304d\u308b\u3001\u975e\u5e38\u306b\u67d4\u8edf\u3067\u591a\u6a5f\u80fd\u306a\u6a5f\u68b0\u5b66\u7fd2\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306f\u3001CPU \u7248\u3068 GPU \u7248\u306b\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u30022 \u3064\u306e\u30b1\u30fc\u30b9\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806\u3092\u4ee5\u4e0b\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">CPU \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Python \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u306f Python \u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3042\u308b\u305f\u3081\u3001\u6700\u521d\u306b Python \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002Python 3.5-3.8 \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30d4\u30c3\u30d7\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>pip \u306f\u3001Python \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u305f\u3081\u306e Python \u306e\u30d1\u30c3\u30b1\u30fc\u30b8 \u30de\u30cd\u30fc\u30b8\u30e3\u30fc\u3067\u3059\u3002Python 3.4 \u4ee5\u964d\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u3044\u308b\u5834\u5408\u3001pip \u306f\u65e2\u306b\u4ed8\u5c5e\u3057\u3066\u3044\u307e\u3059\u3002\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067 pip \u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">css\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>pip --version\n<\/code><\/pre>\n\n\n\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>sudo apt install python3-pip\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>TensorFlow \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u524d\u306b\u3001Python \u4eee\u60f3\u74b0\u5883\u3092\u4f5c\u6210\u3057\u3066\u3001\u4ed6\u306e Python \u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u306e\u7af6\u5408\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002myenv \u3068\u3044\u3046\u4eee\u60f3\u74b0\u5883\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>python3 -m venv myenv\n<\/code><\/pre>\n\n\n\n<p>\u6b21\u306b\u3001\u4eee\u60f3\u74b0\u5883\u3092\u30a2\u30af\u30c6\u30a3\u30d6\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bash\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>source myenv\/bin\/activate\n<\/code><\/pre>\n\n\n\n<p>\u6b21\u306b\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067 TensorFlow \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>pip install tensorflow\n<\/code><\/pre>\n\n\n\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001TensorFlow \u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u30c6\u30b9\u30c8\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">less\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>python -c \"import tensorflow as tf;print(tf.reduce_sum(tf.random.normal([1000, 1000])))\"\n<\/code><\/pre>\n\n\n\n<p>\u30a8\u30e9\u30fc \u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u5834\u5408\u3001TensorFlow \u306f\u6b63\u5e38\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">GPU\u7248\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806<\/h2>\n\n\n\n<p>GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306b\u306f\u3001CPU \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306b\u57fa\u3065\u3044\u305f\u8ffd\u52a0\u306e\u69cb\u6210\u304c\u5fc5\u8981\u3067\u3059\u3002GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>CUDA \u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u3068 cuDNN \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>CUDA Toolkit \u306f NVIDIA GPU \u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u4e26\u5217\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3042\u308a\u3001cuDNN \u306f NVIDIA \u30c7\u30a3\u30fc\u30d7 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002\u3053\u308c\u3089 2 \u3064\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3001TensorFlow GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u524d\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>You can download and install CUDA Toolkit and cuDNN library from NVIDIA official website. \u5177\u4f53\u7684\u306a\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u624b\u9806\u306b\u3064\u3044\u3066\u306f\u3001\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>TensorFlow GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u524d\u306b\u3001\u307e\u305a TensorFlow CPU \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002TensorFlow CPU \u30d0\u30fc\u30b8\u30e7\u30f3\u306f\u3001\u4e0a\u8a18\u306e\u624b\u9806\u306b\u5f93\u3063\u3066\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6b21\u306b\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066 TensorFlow GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>pip install tensorflow-gpu\n<\/code><\/pre>\n\n\n\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u3089\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001TensorFlow GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u6a5f\u80fd\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u30c6\u30b9\u30c8\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">less\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>python -c \"import tensorflow as tf; print(tf.reduce_sum(tf.random.normal([1000, 1000])))\"\n<\/code><\/pre>\n\n\n\n<p>\u51fa\u529b\u306b GPU \u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001TensorFlow GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u6b63\u5e38\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u306e TensorFlow \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u306b\u306f\u3001NVIDIA GPU \u306e\u30e2\u30c7\u30eb\u3068\u30c9\u30e9\u30a4\u30d0\u30fc\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3001CUDA \u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u3068 cuDNN \u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306a\u3069\u3001\u3044\u304f\u3064\u304b\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3068\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3059\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u524d\u306b\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u6ce8\u610f\u6df1\u304f\u8aad\u307f\u3001\u72ec\u81ea\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u304a\u3088\u3073\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u74b0\u5883\u306b\u5f93\u3063\u3066\u69cb\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u6210\u529f\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u5f8c\u3001\u6b21\u306e\u65b9\u6cd5\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u6210\u529f\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>TensorFlow \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067 TensorFlow \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scss\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>python -c \"import tensorflow as tf; print(tf.__version__)\"\n<\/code><\/pre>\n\n\n\n<p>TensorFlow \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u756a\u53f7\u304c\u51fa\u529b\u3055\u308c\u308c\u3070\u3001TensorFlow \u304c\u6b63\u5e38\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>TensorFlow \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u7c21\u5358\u306a TensorFlow \u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3057\u3066\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u6210\u529f\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001test.py \u3068\u3044\u3046\u540d\u524d\u306e Python \u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u30b3\u30d4\u30fc\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\nhello = tf.constant('Hello, TensorFlow!')\nsess = tf.Session()\nprint(sess.run(hello))\n<\/code><\/pre>\n\n\n\n<p>\u6b21\u306b\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>python test.py\n<\/code><\/pre>\n\n\n\n<p>\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u6b63\u5e38\u306b\u5b9f\u884c\u3055\u308c\u3001\u300cHello, TensorFlow!\u300d\u3068\u51fa\u529b\u3055\u308c\u308c\u3070\u3001TensorFlow \u304c\u6b63\u5e38\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>GPU \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u306e GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001GPU \u304c\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\nwith tf.Session() as sess:\n    devices = sess.list_devices()\n    for device in devices:\n        print(device.name)\n<\/code><\/pre>\n\n\n\n<p>\u51fa\u529b\u306b GPU \u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001GPU \u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u3001TensorFlow GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u6b63\u5e38\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306f TensorFlow \u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u6210\u529f\u3057\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306e\u3044\u304f\u3064\u304b\u306e\u7c21\u5358\u306a\u65b9\u6cd5\u3067\u3059.TensorFlow \u304c\u6b63\u5e38\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305f\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u3001\u3042\u306a\u305f\u306b\u5408\u3063\u305f\u65b9\u6cd5\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>Python\u306e\u4eee\u60f3\u74b0\u5883\u306e\u4f5c\u308a\u65b9\u3092\u8a73\u3057\u304f\u6559\u3048\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>Python \u4eee\u60f3\u74b0\u5883\u306f\u3001\u7570\u306a\u308b Python \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u5206\u96e2\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u74b0\u5883\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u7570\u306a\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\u306e Python \u3092\u4f7f\u7528\u3057\u3001\u4e92\u3044\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304f\u540c\u3058\u30de\u30b7\u30f3\u306b\u7570\u306a\u308b Python \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002Linux \u30b7\u30b9\u30c6\u30e0\u3067 Python \u4eee\u60f3\u74b0\u5883\u3092\u4f5c\u6210\u3059\u308b\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4eee\u60f3\u74b0\u5883\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>Python \u4eee\u60f3\u74b0\u5883\u3092\u4f7f\u7528\u3059\u308b\u524d\u306b\u3001\u4eee\u60f3\u74b0\u5883\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">arduino\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>sudo apt-get install python3-venv\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u4eee\u60f3\u74b0\u5883\u3092\u4f5c\u6210\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u4eee\u60f3\u74b0\u5883\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u305f\u3089\u3001\u305d\u308c\u3092\u4f7f\u7528\u3057\u3066\u4eee\u60f3\u74b0\u5883\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002myenv \u3068\u3044\u3046\u4eee\u60f3\u74b0\u5883\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>python3 -m venv myenv\n<\/code><\/pre>\n\n\n\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u73fe\u5728\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b myenv \u3068\u3044\u3046\u4eee\u60f3\u74b0\u5883\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u4eee\u60f3\u74b0\u5883\u3092\u30a2\u30af\u30c6\u30a3\u30d6\u306b\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u4eee\u60f3\u74b0\u5883\u3092\u4f5c\u6210\u3057\u305f\u3089\u3001\u4f7f\u7528\u3059\u308b\u524d\u306b\u30a2\u30af\u30c6\u30a3\u30d6\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4eee\u60f3\u74b0\u5883\u306f\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u30a2\u30af\u30c6\u30a3\u30d6\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bash\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>source myenv\/bin\/activate\n<\/code><\/pre>\n\n\n\n<p>\u4eee\u60f3\u74b0\u5883\u3092\u30a2\u30af\u30c6\u30a3\u30d6\u5316\u3059\u308b\u3068\u3001\u30bf\u30fc\u30df\u30ca\u30eb \u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u4eee\u60f3\u74b0\u5883\u306e\u540d\u524d (\u4f8b: (myenv)) \u304c\u8868\u793a\u3055\u308c\u3001\u4eee\u60f3\u74b0\u5883\u306b\u6b63\u5e38\u306b\u5165\u3063\u305f\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u4eee\u60f3\u74b0\u5883\u3092\u4f7f\u7528\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u4eee\u60f3\u74b0\u5883\u306b\u5165\u3063\u305f\u3089\u3001pip \u3092\u4f7f\u7528\u3057\u3066 Python \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>pip install tensorflow\n<\/code><\/pre>\n\n\n\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u4ed6\u306e Python \u74b0\u5883\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304f\u3001TensorFlow \u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u4eee\u60f3\u74b0\u5883\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u4eee\u60f3\u74b0\u5883\u3092\u7d42\u4e86\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u4eee\u60f3\u74b0\u5883\u3092\u4f7f\u7528\u3057\u305f\u5f8c\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u4eee\u60f3\u74b0\u5883\u3092\u7d42\u4e86\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>deactivate\n<\/code><\/pre>\n\n\n\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u4eee\u60f3\u74b0\u5883\u304c\u7d42\u4e86\u3057\u3001\u5143\u306e Python \u74b0\u5883\u306b\u623b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001Python \u4eee\u60f3\u74b0\u5883\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u7570\u306a\u308b Python \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u74b0\u5883\u3092\u7c21\u5358\u306b\u7ba1\u7406\u3067\u304d\u3001Python \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3084\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u9055\u3044\u306b\u3088\u308b\u7af6\u5408\u3092\u56de\u907f\u3067\u304d\u308b\u305f\u3081\u3001Python \u958b\u767a\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u5b9f\u7528\u7684\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u30c6\u30f3\u30bd\u30eb (Tensor) \u306e\u57fa\u672c\u6982\u5ff5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3067\u6700\u3082\u91cd\u8981\u306a\u6982\u5ff5\u306e 1 \u3064\u306f\u30c6\u30f3\u30bd\u30eb (Tensor) \u3067\u3059. Tensor \u306f TensorFlow \u3067\u6700\u3082\u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf\u578b\u3067\u3059. \u591a\u6b21\u5143\u914d\u5217\u307e\u305f\u306f\u884c\u5217\u306e\u4e00\u822c\u5316\u3068\u898b\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059.<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u30c6\u30f3\u30bd\u30eb\u306f 0 \u6b21\u5143 (\u30b9\u30ab\u30e9\u30fc)\u30011 \u6b21\u5143 (\u30d9\u30af\u30c8\u30eb)\u30012 \u6b21\u5143 (\u884c\u5217)\u3001\u307e\u305f\u306f\u305d\u308c\u4ee5\u4e0a\u306e\u6b21\u5143\u306e\u914d\u5217\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u4efb\u610f\u306e\u6570\u306e\u8981\u7d20\u3092\u542b\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u305d\u308c\u305e\u308c\u304c\u540c\u3058\u30c7\u30fc\u30bf\u578b\u3092\u6301\u3061\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6574\u6570\u3001\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3001\u30d6\u30fc\u30eb\u5024\u306a\u3069\u3002<\/p>\n\n\n\n<p>TensorFlow \u306e\u30c6\u30f3\u30bd\u30eb\u306f NumPy \u306e\u914d\u5217\u306b\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u6b21\u306e\u3088\u3046\u306a\u3044\u304f\u3064\u304b\u306e\u8ffd\u52a0\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30f3\u30bd\u30eb\u306f\u3001CPU \u3068 GPU \u9593\u306e\u81ea\u52d5\u30c7\u30fc\u30bf\u8ee2\u9001\u3092\u4f7f\u7528\u3057\u3066\u3001CPU \u307e\u305f\u306f GPU \u3067\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30c6\u30f3\u30bd\u30eb\u306f\u81ea\u52d5\u7684\u306b\u5fae\u5206\u3067\u304d\u308b\u305f\u3081\u3001\u6df1\u5c64\u5b66\u7fd2\u306e\u30d0\u30c3\u30af\u30d7\u30ed\u30d1\u30b2\u30fc\u30b7\u30e7\u30f3 \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u52fe\u914d\u3092\u81ea\u52d5\u7684\u306b\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>Tensor \u306f TensorFlow \u306e Computational Graph \u3068\u4e00\u7dd2\u306b\u4f7f\u7528\u3067\u304d\u308b\u305f\u3081\u3001\u8907\u96d1\u306a\u8a08\u7b97\u30bf\u30b9\u30af\u3092\u52b9\u7387\u7684\u306b\u5206\u89e3\u3057\u3066\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u306e\u30c6\u30f3\u30bd\u30eb\u306b\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3044\u304f\u3064\u304b\u306e\u7570\u306a\u308b\u30c7\u30fc\u30bf\u578b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>tf.float32\u3001tf.float64: \u5358\u7cbe\u5ea6\u304a\u3088\u3073\u500d\u7cbe\u5ea6\u306e\u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u3002<\/li>\n\n\n\n<li>tf.int8\u3001tf.int16\u3001tf.int32\u3001tf.int64: \u7b26\u53f7\u4ed8\u304d\u6574\u6570\u3002<\/li>\n\n\n\n<li>tf.uint8\u3001tf.uint16\u3001tf.uint32\u3001tf.uint64: \u7b26\u53f7\u306a\u3057\u6574\u6570\u3002<\/li>\n\n\n\n<li>tf.bool: \u30d6\u30fc\u30eb\u578b\u3002<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u30c6\u30f3\u30bd\u30eb\u306f\u30c7\u30fc\u30bf\u51e6\u7406\u3068\u8a08\u7b97\u306e\u57fa\u672c\u5358\u4f4d\u3067\u3042\u308a\u3001\u30c6\u30f3\u30bd\u30eb\u3092\u7406\u89e3\u3057\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u8a08\u7b97\u30b0\u30e9\u30d5 (Graphs) \u306e\u57fa\u672c\u6982\u5ff5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u306e\u3082\u3046 1 \u3064\u306e\u91cd\u8981\u306a\u6982\u5ff5\u306f\u3001TensorFlow \u8a08\u7b97\u30e2\u30c7\u30eb\u306e\u30b3\u30a2\u3067\u3042\u308b\u8a08\u7b97\u30b0\u30e9\u30d5 (Graphs) \u3067\u3059\u3002\u8a08\u7b97\u30b0\u30e9\u30d5\u306f\u4e00\u9023\u306e\u30ce\u30fc\u30c9 (\u30ce\u30fc\u30c9) \u3068\u30a8\u30c3\u30b8 (\u30a8\u30c3\u30b8) \u3067\u69cb\u6210\u3055\u308c\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3067\u3042\u308a\u3001\u30ce\u30fc\u30c9\u306f\u8a08\u7b97\u64cd\u4f5c\u3092\u8868\u3057\u3001\u30a8\u30c3\u30b8\u306f\u30c7\u30fc\u30bf \u30d5\u30ed\u30fc\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306f\u3001TensorFlow \u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u69cb\u9020\u3068\u30d5\u30ed\u30fc\u3092\u5b9a\u7fa9\u3059\u308b\u9759\u7684\u306a\u8868\u73fe\u3068\u898b\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u8a08\u7b97\u306f\u5b9f\u884c\u3057\u307e\u305b\u3093\u3002\u8a08\u7b97\u30b0\u30e9\u30d5\u306f\u3001TensorFlow \u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u9752\u5199\u771f\u3068\u898b\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u3001TensorFlow \u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u3059\u3079\u3066\u306e\u8a08\u7b97\u64cd\u4f5c\u3068\u305d\u308c\u3089\u306e\u9593\u306e\u30c7\u30fc\u30bf\u4f9d\u5b58\u95a2\u4fc2\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u3092\u6b21\u306e 2 \u3064\u306e\u6bb5\u968e\u306b\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u69cb\u7bc9\u30d5\u30a7\u30fc\u30ba (\u69cb\u7bc9\u30d5\u30a7\u30fc\u30ba): \u3053\u306e\u30d5\u30a7\u30fc\u30ba\u3067\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u69cb\u9020\u3068\u8a08\u7b97\u64cd\u4f5c\u3092\u5b9a\u7fa9\u3057\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306b\u30ce\u30fc\u30c9\u3068\u30a8\u30c3\u30b8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u5b9f\u884c\u30d5\u30a7\u30fc\u30ba (\u5b9f\u884c\u30d5\u30a7\u30fc\u30ba): \u3053\u306e\u30d5\u30a7\u30fc\u30ba\u3067\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u3067\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3001\u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u30ce\u30fc\u30c9\u306b\u5165\u529b\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u5229\u70b9\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u8a08\u7b97\u3092\u4e00\u9023\u306e\u64cd\u4f5c\u306b\u5206\u89e3\u3057\u3001\u3053\u308c\u3089\u306e\u64cd\u4f5c\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u8a08\u7b97\u30b0\u30e9\u30d5\u3092\u4f5c\u6210\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001TensorFlow \u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u8a08\u7b97\u3092 CPU\u3001GPU\u3001TPU \u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30c7\u30d0\u30a4\u30b9\u306b\u5206\u6563\u3057\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u3092\u6700\u9069\u5316\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u69cb\u7bc9\u3068\u5b9f\u884c\u304c\u5206\u96e2\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001TensorFlow \u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u72b6\u614b\u3068\u30ea\u30bd\u30fc\u30b9\u3092\u3088\u308a\u9069\u5207\u306b\u7ba1\u7406\u3067\u304d\u3001TensorFlow \u306f\u3088\u308a\u512a\u308c\u305f\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3068\u67d4\u8edf\u6027\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow Computing Sessions (Sessions) \u306e\u57fa\u672c\u6982\u5ff5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u9759\u7684\u306a\u8868\u73fe\u3067\u3042\u308a\u3001\u8a08\u7b97\u64cd\u4f5c\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u30ce\u30fc\u30c9\u3067\u3042\u308a\u3001\u30c6\u30f3\u30bd\u30eb\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u30a8\u30c3\u30b8\u3067\u3059\u304c\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306f\u8a08\u7b97\u64cd\u4f5c\u3092\u76f4\u63a5\u5b9f\u884c\u3067\u304d\u305a\u3001\u30bb\u30c3\u30b7\u30e7\u30f3 (\u8a08\u7b97\u3092\u5b9f\u884c\u3059\u308b\u306b\u306f\u3001\u30bb\u30c3\u30b7\u30e7\u30f3) \u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30bb\u30c3\u30b7\u30e7\u30f3\u306f TensorFlow \u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u74b0\u5883\u3067\u3042\u308a\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u3067\u30ce\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u901a\u3058\u3066\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u30ce\u30fc\u30c9\u3067\u8a08\u7b97\u3092\u5b9f\u884c\u3057\u3001\u8a08\u7b97\u7d50\u679c\u3092\u30c6\u30f3\u30bd\u30eb\u306b\u683c\u7d0d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u306b\u306f\u3001\u6b21\u306e 2 \u7a2e\u985e\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u901a\u5e38\u30bb\u30c3\u30b7\u30e7\u30f3 (Session): \u901a\u5e38\u30bb\u30c3\u30b7\u30e7\u30f3\u306f\u3001\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30bb\u30c3\u30b7\u30e7\u30f3 \u30bf\u30a4\u30d7\u3067\u3001\u5358\u4e00\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u8a08\u7b97\u30b0\u30e9\u30d5\u5185\u306e\u64cd\u4f5c\u3092\u5b9f\u884c\u3067\u304d\u3001Session.run() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u64cd\u4f5c\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u5bfe\u8a71\u578b\u30bb\u30c3\u30b7\u30e7\u30f3 (InteractiveSession): \u5bfe\u8a71\u578b\u30bb\u30c3\u30b7\u30e7\u30f3\u306f\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u4f5c\u6210\u4e2d\u306b\u8a08\u7b97\u3092\u5b9f\u884c\u3067\u304d\u308b\u7279\u6b8a\u306a\u30bf\u30a4\u30d7\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u3067\u3042\u308a\u3001\u30c7\u30d0\u30c3\u30b0\u3068\u5bfe\u8a71\u578b\u8a08\u7b97\u304c\u3088\u308a\u4fbf\u5229\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u6b21\u306e\u624b\u9806\u3067\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b0\u30e9\u30d5\u306e\u69cb\u7bc9: \u307e\u305a\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b0\u30e9\u30d5\u3092\u69cb\u7bc9\u3057\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u64cd\u4f5c\u3068\u30c6\u30f3\u30bd\u30eb\u3092\u5b9a\u7fa9\u3057\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b0\u30e9\u30d5\u306e\u30ce\u30fc\u30c9\u3068\u30a8\u30c3\u30b8\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u4f5c\u6210: \u6b21\u306b\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u3067\u8a08\u7b97\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002tf.Session() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u901a\u5e38\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b\u304b\u3001tf.InteractiveSession() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30a4\u30f3\u30bf\u30e9\u30af\u30c6\u30a3\u30d6 \u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u8a08\u7b97\u64cd\u4f5c\u306e\u5b9f\u884c: Session.run() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u307e\u3059. \u8a08\u7b97\u64cd\u4f5c\u3068\u5165\u529b\u3059\u308b\u30c7\u30fc\u30bf\u3092\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066 Session.run() \u30e1\u30bd\u30c3\u30c9\u306b\u6e21\u3057, \u8a08\u7b97\u7d50\u679c\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059.<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u9589\u3058\u308b: \u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u305f\u5f8c\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u9589\u3058\u3066\u30ea\u30bd\u30fc\u30b9\u3092\u89e3\u653e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002Session.close() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u9589\u3058\u308b\u304b\u3001with \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u81ea\u52d5\u7684\u306b\u9589\u3058\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4e00\u822c\u306b\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u306f TensorFlow \u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u74b0\u5883\u3067\u3042\u308a\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u3067\u30ce\u30fc\u30c9\u3092\u5b9f\u884c\u3059\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3001TensorFlow \u3092\u4f7f\u7528\u3057\u305f\u8a08\u7b97\u306e\u57fa\u790e\u3068\u306a\u308b\u30c6\u30f3\u30bd\u30eb\u306b\u8a08\u7b97\u7d50\u679c\u3092\u683c\u7d0d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u5909\u6570 (Variables) \u306e\u57fa\u672c\u6982\u5ff5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u5909\u6570\u306f\u7279\u5225\u306a\u7a2e\u985e\u306e\u30c6\u30f3\u30bd\u30eb\u3067\u3042\u308a\u3001\u305d\u306e\u5024\u306f\u660e\u793a\u7684\u306b\u5909\u66f4\u3055\u308c\u308b\u307e\u3067\u8a08\u7b97\u30b0\u30e9\u30d5\u3067\u5909\u66f4\u3055\u308c\u306a\u3044\u307e\u307e\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5909\u6570\u306f\u3001TensorFlow \u3067\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8868\u3059\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u578b\u3067\u3001\u6a5f\u68b0\u5b66\u7fd2\u3068\u6df1\u5c64\u5b66\u7fd2\u3067\u975e\u5e38\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u5909\u6570\u306f tf.Variable() \u95a2\u6570\u3067\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u4f8b:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">makefile\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e00\u4e2a\u53d8\u91cf\nw = tf.Variable(tf.zeros([2, 2]), name=\"weights\")\n\n# \u521d\u59cb\u5316\u53d8\u91cf\ninit_op = tf.global_variables_initializer()\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u300cw\u300d\u3068\u3044\u3046\u540d\u524d\u306e\u5909\u6570\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u521d\u671f\u5024\u304c\u30bc\u30ed\u306e 2\u00d72 \u30c6\u30f3\u30bd\u30eb\u3067\u3059\u3002\u5909\u6570\u306f tf.global_variables_initializer() \u95a2\u6570\u306b\u3088\u3063\u3066\u521d\u671f\u5316\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u901a\u5e38\u306e\u30c6\u30f3\u30bd\u30eb\u3068\u306f\u7570\u306a\u308a\u3001\u5909\u6570\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u5185\u3067\u72ec\u81ea\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u6301\u3061\u3001\u305d\u308c\u3089\u306e\u5024\u306f\u8907\u6570\u306e\u8a08\u7b97\u30b0\u30e9\u30d5\u9593\u3067\u5171\u6709\u3067\u304d\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u5b9f\u884c\u4e2d\u306b\u5909\u66f4\u3055\u308c\u306a\u3044\u307e\u307e\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u5834\u5408\u3001\u30e2\u30c7\u30eb\u304c\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3055\u308c\u308b\u3068\u5024\u304c\u66f4\u65b0\u3055\u308c\u308b\u3001\u91cd\u307f\u3084\u30d0\u30a4\u30a2\u30b9\u306a\u3069\u306e\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u5909\u6570\u304c\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u5909\u6570\u306e\u5024\u306f\u6b21\u306e\u65b9\u6cd5\u3067\u66f4\u65b0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u624b\u52d5\u5272\u308a\u5f53\u3066: assign() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u624b\u52d5\u3067\u5909\u6570\u306b\u5024\u3092\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001<code>import tensorflow as tf w = tf.Variable(0, name=\"weights\") assign_op = w.assign(5)&nbsp;<\/code>\u4e0a\u8a18\u306e javaCopy \u30b3\u30fc\u30c9\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u300cw\u300d\u3068\u3044\u3046\u540d\u524d\u306e\u5909\u6570\u304c\u521d\u671f\u5024 0 \u3067\u4f5c\u6210\u3055\u308c\u3001\u305d\u306e\u5f8c\u3001 assign() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u5024 5 \u3092\u5272\u308a\u5f53\u3066\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u81ea\u52d5\u66f4\u65b0: \u5909\u6570\u306e\u5024\u306f\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u5b9f\u884c\u306b\u4f34\u3063\u3066\u81ea\u52d5\u7684\u306b\u66f4\u65b0\u3055\u308c\u307e\u3059. \u305f\u3068\u3048\u3070\u3001<code>import tensorflow as tf w = tf.Variable(0, name=\"weights\") assign_op = w.assign_add(5)&nbsp;<\/code>\u4e0a\u8a18\u306e javaCopy \u30b3\u30fc\u30c9\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u521d\u671f\u5024 0 \u3067 &#8220;w&#8221; \u3068\u3044\u3046\u540d\u524d\u306e\u5909\u6570\u304c\u4f5c\u6210\u3055\u308c\u3001\u6b21\u306b assign_add () \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u81ea\u52d5\u66f4\u65b0\u3092\u5b9f\u73fe\u3059\u308b\u305f\u3081\u306b Add 5 \u306b\u81ea\u52d5\u7684\u306b\u5272\u308a\u5f53\u3066\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u4e00\u822c\u306b\u3001\u5909\u6570\u306f TensorFlow \u3067\u975e\u5e38\u306b\u91cd\u8981\u306a\u6982\u5ff5\u3067\u3059. \u5909\u6570\u306f\u6a5f\u68b0\u5b66\u7fd2\u3068\u6df1\u5c64\u5b66\u7fd2\u3067\u975e\u5e38\u306b\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059. \u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u4fdd\u5b58\u3057\u3001\u30e2\u30c7\u30eb\u304c\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3055\u308c\u308b\u3068\u304d\u306b\u305d\u308c\u3089\u3092\u66f4\u65b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u64cd\u4f5c\u306e\u57fa\u672c\u7684\u306a\u6982\u5ff5 (Operations) \u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u64cd\u4f5c (\u64cd\u4f5c) \u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u5358\u4f4d\u3067\u3042\u308a\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u5185\u306e\u30ce\u30fc\u30c9\u3092\u8868\u3057\u3001\u3055\u307e\u3056\u307e\u306a\u6570\u5b66\u7684\u3001\u8ad6\u7406\u7684\u3001\u304a\u3088\u3073\u5236\u5fa1\u64cd\u4f5c\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002TensorFlow \u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30cb\u30fc\u30ba\u3092\u6e80\u305f\u3059\u305f\u3081\u306b\u591a\u6570\u306e\u64cd\u4f5c\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u64cd\u4f5c\u306f\u3001\u6b21\u306e\u30ab\u30c6\u30b4\u30ea\u306b\u5206\u985e\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7b97\u8853\u6f14\u7b97: \u8db3\u3057\u7b97\u3001\u5f15\u304d\u7b97\u3001\u639b\u3051\u7b97\u3001\u5272\u308a\u7b97\u3001\u884c\u5217\u306e\u639b\u3051\u7b97\u306a\u3069\u3002<\/li>\n\n\n\n<li>\u6570\u5b66\u95a2\u6570: \u6307\u6570\u95a2\u6570\u3001\u5bfe\u6570\u95a2\u6570\u3001\u4e09\u89d2\u95a2\u6570\u306a\u3069\u3002<\/li>\n\n\n\n<li>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u64cd\u4f5c: \u7573\u307f\u8fbc\u307f\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u3001\u6b63\u898f\u5316\u306a\u3069<\/li>\n\n\n\n<li>\u5236\u5fa1\u30d5\u30ed\u30fc\u64cd\u4f5c: \u6761\u4ef6\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3001\u30eb\u30fc\u30d7 \u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u306a\u3069\u3002<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u5404\u64cd\u4f5c\u306b\u306f\u540d\u524d\u3068\u4e00\u9023\u306e\u5165\u529b\u30c6\u30f3\u30bd\u30eb\u304c\u3042\u308a\u30011 \u3064\u4ee5\u4e0a\u306e\u51fa\u529b\u30c6\u30f3\u30bd\u30eb\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u52a0\u7b97\u6f14\u7b97\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u521b\u5efa\u52a0\u6cd5\u64cd\u4f5c\nx = tf.constant(3)\ny = tf.constant(5)\nz = tf.add(x, y)\n\n# \u8fd0\u884c\u52a0\u6cd5\u64cd\u4f5c\nwith tf.Session() as sess:\n    result = sess.run(z)\n    print(result)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30012 \u3064\u306e\u5b9a\u6570\u30c6\u30f3\u30bd\u30eb x \u3068 y \u304c\u4f5c\u6210\u3055\u308c\u3001\u6b21\u306b tf.add() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u52a0\u7b97\u6f14\u7b97 z \u304c\u4f5c\u6210\u3055\u308c\u3001x \u3068 y \u3092\u5165\u529b\u30c6\u30f3\u30bd\u30eb\u3068\u3057\u3066\u53d6\u5f97\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001Session.run() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u52a0\u7b97\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u64cd\u4f5c\u3092\u8a08\u7b97\u30b0\u30e9\u30d5\u306b\u7de8\u6210\u3067\u304d\u307e\u3059\u3002\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u30ce\u30fc\u30c9\u306f\u64cd\u4f5c\u3092\u8868\u3057\u3001\u30a8\u30c3\u30b8\u306f\u30c7\u30fc\u30bf \u30d5\u30ed\u30fc\u3092\u8868\u3057\u307e\u3059\u3002TensorFlow \u306f\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u3092\u4e00\u9023\u306e\u6f14\u7b97\u306b\u81ea\u52d5\u7684\u306b\u5206\u89e3\u3057\u3001\u305d\u308c\u3089\u3092\u4f7f\u7528\u53ef\u80fd\u306a CPU\u3001GPU\u3001\u304a\u3088\u3073 TPU \u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3066\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001\u64cd\u4f5c\u306f TensorFlow \u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u57fa\u672c\u5358\u4f4d\u3067\u3042\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u6570\u5b66\u7684\u3001\u8ad6\u7406\u7684\u3001\u304a\u3088\u3073\u5236\u5fa1\u64cd\u4f5c\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001TensorFlow \u3092\u4f7f\u7528\u3057\u305f\u8a08\u7b97\u306e\u30b3\u30a2\u3067\u3042\u308b\u8a08\u7b97\u30b0\u30e9\u30d5\u5185\u306e\u4e00\u9023\u306e\u30ce\u30fc\u30c9\u306b\u7de8\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow\u306e\u57fa\u672c\u64cd\u4f5c\u30c6\u30f3\u30bd\u30eb\u4f5c\u6210\u3068\u64cd\u4f5c\u3092\u8a73\u3057\u304f\u6559\u3048\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u306e\u30c6\u30f3\u30bd\u30eb\u306f\u3001\u591a\u6b21\u5143\u914d\u5217\u307e\u305f\u306f\u884c\u5217\u306e\u4e00\u822c\u5316\u3067\u3042\u308a\u3001TensorFlow \u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf\u578b\u3067\u3059\u3002TensorFlow \u3067\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u64cd\u4f5c\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u304a\u3088\u3073\u64cd\u4f5c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306e\u3055\u307e\u3056\u307e\u306a\u64cd\u4f5c\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>tf.constant(): \u5b9a\u6570\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>tf.Variable(): \u5909\u6570\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>tf.zeros(): \u3059\u3079\u3066\u30bc\u30ed\u306e\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>tf.ones(): \u5b8c\u5168\u306a\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>tf.fill(): \u6307\u5b9a\u3055\u308c\u305f\u8981\u7d20\u5024\u3067\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>tf.linspace(): \u7b97\u8853\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>tf.random.normal(): \u6b63\u898f\u5206\u5e03\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>tf.random.uniform(): \u5747\u4e00\u306b\u5206\u6563\u3055\u308c\u305f\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066 3\u00d73 \u306e\u30d5\u30eb \u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u521b\u5efa3x3\u7684\u5168\u4e00\u5f20\u91cf\na = tf.ones([3, 3])\n\n# \u8f93\u51fa\u5f20\u91cf\nwith tf.Session() as sess:\n    print(sess.run(a))\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c6\u30f3\u30bd\u30eb\u306e\u57fa\u672c\u64cd\u4f5c<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3055\u307e\u3056\u307e\u306a\u6f14\u7b97\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30f3\u30bd\u30eb\u306b\u5bfe\u3057\u3066\u57fa\u672c\u7684\u306a\u6570\u5b66\u7684\u304a\u3088\u3073\u8ad6\u7406\u6f14\u7b97\u3092\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>tf.add(): \u30c6\u30f3\u30bd\u30eb\u306e\u52a0\u7b97\u3002<\/li>\n\n\n\n<li>tf.subtract(): \u30c6\u30f3\u30bd\u30eb\u6e1b\u7b97\u3002<\/li>\n\n\n\n<li>tf.multiply(): \u30c6\u30f3\u30bd\u30eb\u4e57\u7b97\u3002<\/li>\n\n\n\n<li>tf.divide(): \u30c6\u30f3\u30bd\u30eb\u9664\u7b97\u3002<\/li>\n\n\n\n<li>tf.square(): \u30c6\u30f3\u30bd\u30eb\u4e8c\u4e57\u3002<\/li>\n\n\n\n<li>tf.sqrt(): \u30c6\u30f3\u30bd\u30eb\u306e\u5e73\u65b9\u6839\u3002<\/li>\n\n\n\n<li>tf.exp(): \u30c6\u30f3\u30bd\u30eb\u6307\u6570\u95a2\u6570\u3002<\/li>\n\n\n\n<li>tf.log(): \u30c6\u30f3\u30bd\u30eb\u81ea\u7136\u5bfe\u6570\u95a2\u6570\u3002<\/li>\n\n\n\n<li>tf.abs(): \u30c6\u30f3\u30bd\u30eb\u7d76\u5bfe\u5024\u95a2\u6570\u3002<\/li>\n\n\n\n<li>tf.maximum(): \u30c6\u30f3\u30bd\u30eb\u6700\u5927\u95a2\u6570\u3002<\/li>\n\n\n\n<li>tf.minimum(): \u30c6\u30f3\u30bd\u30eb\u6700\u5c0f\u95a2\u6570\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066 2 \u3064\u306e\u30c6\u30f3\u30bd\u30eb\u3092\u8ffd\u52a0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">css\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e24\u4e2a\u5f20\u91cf\na = tf.constant([1, 2, 3])\nb = tf.constant([4, 5, 6])\n\n# \u5f20\u91cf\u52a0\u6cd5\nc = tf.add(a, b)\n\n# \u8f93\u51fa\u5f20\u91cf\nwith tf.Session() as sess:\n    print(sess.run(c))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30012 \u3064\u306e\u5b9a\u6570\u30c6\u30f3\u30bd\u30eb a \u3068 b \u304c\u4f5c\u6210\u3055\u308c\u3001\u6b21\u306b tf.add() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u52a0\u7b97\u6f14\u7b97\u304c\u5b9f\u884c\u3055\u308c\u3001\u7d50\u679c\u304c\u30c6\u30f3\u30bd\u30eb c \u306b\u683c\u7d0d\u3055\u308c\u3001\u6700\u5f8c\u306b Session.run() \u30e1\u30bd\u30c3\u30c9\u304c\u52a0\u7b97\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001\u30c6\u30f3\u30bd\u30eb\u306f TensorFlow \u306e\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u57fa\u672c\u7684\u306a\u30c7\u30fc\u30bf \u30bf\u30a4\u30d7\u3067\u3059\u3002TensorFlow \u306e\u8a08\u7b97\u306e\u57fa\u790e\u3068\u306a\u308b\u6570\u5b66\u6f14\u7b97\u3084\u8ad6\u7406\u6f14\u7b97\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u6f14\u7b97\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30f3\u30bd\u30eb\u3092\u4f5c\u6210\u304a\u3088\u3073\u64cd\u4f5c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u57fa\u672c\u7684\u306a\u64cd\u4f5c\u5909\u6570\u3068\u5b9a\u6570\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u5909\u6570\u3068\u5b9a\u6570\u306f 2 \u3064\u306e\u7570\u306a\u308b\u30c7\u30fc\u30bf\u578b\u3067\u3042\u308a\u3001TensorFlow \u8a08\u7b97\u30b0\u30e9\u30d5\u3067\u306e\u5f79\u5272\u3068\u7528\u9014\u304c\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7d76\u3048\u9593\u306a\u3044<\/li>\n<\/ol>\n\n\n\n<p>Constant \u306f TensorFlow \u306e\u30c7\u30fc\u30bf\u578b\u3067\u3059. \u305d\u306e\u5024\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u69cb\u7bc9\u4e2d\u306f\u4e00\u5b9a\u3067\u3059. \u901a\u5e38\u306f\u5909\u5316\u3057\u306a\u3044\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059. \u4f8b\u3048\u3070:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">css\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import tensorflow as tf\n\n# \u521b\u5efa\u5e38\u91cf\u5f20\u91cf\na = tf.constant([1, 2, 3])\nb = tf.constant([4, 5, 6])\n\n# \u5f20\u91cf\u52a0\u6cd5\nc = tf.add(a, b)\n\n# \u8f93\u51fa\u5f20\u91cf\nwith tf.Session() as sess:\n    print(sess.run(c))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30012 \u3064\u306e\u5b9a\u6570\u30c6\u30f3\u30bd\u30eb a \u3068 b \u304c\u4f5c\u6210\u3055\u308c\u3001\u305d\u308c\u3089\u306e\u5024\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u3067\u4e0d\u5909\u3067\u3059\u3002\u305d\u306e\u5f8c\u3001tf.add() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u52a0\u7b97\u6f14\u7b97\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092tensor c\u3001\u6700\u5f8c\u306b\u3001Session.run() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u52a0\u7b97\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5909\u6570<\/li>\n<\/ol>\n\n\n\n<p>\u5909\u6570\u306f TensorFlow \u306e\u3082\u3046 1 \u3064\u306e\u30c7\u30fc\u30bf\u578b\u3067\u3059. \u305d\u306e\u5024\u306f\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u69cb\u7bc9\u4e2d\u306b\u5909\u66f4\u3067\u304d\u307e\u3059. \u901a\u5e38\u306f\u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059. \u305f\u3068\u3048\u3070:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u521b\u5efa\u53d8\u91cf\u5f20\u91cf\nw = tf.Variable(tf.zeros([2, 2]), name=\"weights\")\n\n# \u521d\u59cb\u5316\u53d8\u91cf\ninit_op = tf.global_variables_initializer()\n\n# \u8f93\u51fa\u53d8\u91cf\nwith tf.Session() as sess:\n    sess.run(init_op)\n    print(sess.run(w))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u300cw\u300d\u3068\u3044\u3046\u540d\u524d\u306e\u5909\u6570\u30c6\u30f3\u30bd\u30eb\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u521d\u671f\u5024\u304c\u30bc\u30ed\u306e 2\u00d72 \u30c6\u30f3\u30bd\u30eb\u3067\u3059\u3002\u6b21\u306b\u3001tf.global_variables_initializer() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u5909\u6570\u3092\u521d\u671f\u5316\u3057\u3001\u6700\u5f8c\u306b Session.run() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u521d\u671f\u5316\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3001\u5909\u6570\u306e\u5024\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001TensorFlow \u3067\u306f\u5b9a\u6570\u3068\u5909\u6570\u306f 2 \u3064\u306e\u7570\u306a\u308b\u30c7\u30fc\u30bf\u578b\u3067\u3042\u308a\u3001TensorFlow \u8a08\u7b97\u30b0\u30e9\u30d5\u3067\u306f\u7570\u306a\u308b\u5f79\u5272\u3068\u7528\u9014\u304c\u3042\u308a\u307e\u3059\u3002\u5b9a\u6570\u306f\u901a\u5e38\u3001\u5909\u66f4\u3055\u308c\u306a\u3044\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u5909\u6570\u306f\u901a\u5e38\u3001\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u69cb\u7bc9\u4e2d\u306b\u5024\u3092\u5909\u66f4\u3067\u304d\u308b\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u57fa\u672c\u6f14\u7b97\u884c\u5217\u6f14\u7b97\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u884c\u5217\u6f14\u7b97\u306f TensorFlow \u306e\u91cd\u8981\u306a\u6f14\u7b97\u306e 1 \u3064\u3067\u3001\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u3084\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069\u306e\u8a08\u7b97\u306e\u5b9f\u88c5\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002TensorFlow \u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3055\u307e\u3056\u307e\u306a\u884c\u5217\u6f14\u7b97\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u884c\u5217\u4e57\u7b97<\/li>\n<\/ol>\n\n\n\n<p>\u884c\u5217\u4e57\u7b97\u306f\u3001TensorFlow \u3067\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u884c\u5217\u6f14\u7b97\u306e 1 \u3064\u3067\u3042\u308a\u3001\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u9806\u4f1d\u64ad\u30d7\u30ed\u30bb\u30b9\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002tf.matmul() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u884c\u5217\u306e\u4e57\u7b97\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lua\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e24\u4e2a\u77e9\u9635\na = tf.constant([[1, 2], [3, 4]])\nb = tf.constant([[5, 6], [7, 8]])\n\n# \u77e9\u9635\u4e58\u6cd5\nc = tf.matmul(a, b)\n\n# \u8f93\u51fa\u7ed3\u679c\nwith tf.Session() as sess:\n    print(sess.run(c))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30012 \u3064\u306e 2\u00d72 \u884c\u5217 a \u3068 b \u304c\u4f5c\u6210\u3055\u308c\u3001tf.matmul() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u884c\u5217\u306e\u4e57\u7b97\u304c\u5b9f\u884c\u3055\u308c\u3001\u7d50\u679c\u304c\u884c\u5217 c \u306b\u683c\u7d0d\u3055\u308c\u3001\u6700\u5f8c\u306b Session.run() \u30e1\u30bd\u30c3\u30c9\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002\u884c\u5217\u4e57\u7b97\u6f14\u7b97\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u884c\u5217\u8ee2\u7f6e<\/li>\n<\/ol>\n\n\n\n<p>\u884c\u5217\u8ee2\u7f6e\u306f\u3001\u884c\u5217\u306e\u884c\u3068\u5217\u3092\u4ea4\u63db\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e00\u822c\u7684\u306a\u884c\u5217\u64cd\u4f5c\u3067\u3059\u3002tf.transpose() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u884c\u5217\u306e\u8ee2\u7f6e\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">css\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e00\u4e2a\u77e9\u9635\na = tf.constant([[1, 2], [3, 4], [5, 6]])\n\n# \u77e9\u9635\u8f6c\u7f6e\nb = tf.transpose(a)\n\n# \u8f93\u51fa\u7ed3\u679c\nwith tf.Session() as sess:\n    print(sess.run(b))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30013\u00d72 \u884c\u5217 a \u304c\u4f5c\u6210\u3055\u308c\u3001\u6b21\u306b tf.transpose() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u884c\u5217\u8ee2\u7f6e\u64cd\u4f5c\u304c\u5b9f\u884c\u3055\u308c\u3001\u7d50\u679c\u304c\u884c\u5217 b \u306b\u683c\u7d0d\u3055\u308c\u3001\u6700\u5f8c\u306b Session \u3092\u4f7f\u7528\u3057\u3066\u884c\u5217\u8ee2\u7f6e\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002 .run() \u30e1\u30bd\u30c3\u30c9 \u64cd\u4f5c\u3092\u8a2d\u5b9a\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u9006\u884c\u5217<\/li>\n<\/ol>\n\n\n\n<p>\u9006\u884c\u5217\u306f\u3001\u884c\u5217\u306e\u9006\u884c\u5217\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u91cd\u8981\u306a\u884c\u5217\u64cd\u4f5c\u3067\u3059\u3002tf.matrix_inverse() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u9006\u884c\u5217\u6f14\u7b97\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e00\u4e2a\u77e9\u9635\na = tf.constant([[1, 2], [3, 4]])\n\n# \u77e9\u9635\u9006\nb = tf.matrix_inverse(a)\n\n# \u8f93\u51fa\u7ed3\u679c\nwith tf.Session() as sess:\n    print(sess.run(b))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30012\u00d72 \u884c\u5217 a \u304c\u4f5c\u6210\u3055\u308c\u3001\u6b21\u306b tf.matrix_inverse() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u884c\u5217\u306e\u9006\u6f14\u7b97\u304c\u5b9f\u884c\u3055\u308c\u3001\u7d50\u679c\u304c\u884c\u5217 b \u306b\u683c\u7d0d\u3055\u308c\u3001\u6700\u5f8c\u306b Session.run() \u30e1\u30bd\u30c3\u30c9\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002\u884c\u5217\u306e\u9006\u6f14\u7b97\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u884c\u5217\u6f14\u7b97\u306f TensorFlow \u306e\u91cd\u8981\u306a\u6f14\u7b97\u306e 1 \u3064\u3067\u3042\u308a\u3001\u6df1\u5c64\u5b66\u7fd2\u306e\u5b9f\u88c5\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow\u306e\u5f62\u72b6\u64cd\u4f5c\u306e\u57fa\u672c\u64cd\u4f5c\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u5f62\u72b6\u64cd\u4f5c\u306f\u3001\u30c6\u30f3\u30bd\u30eb\u306e\u5f62\u72b6\u60c5\u5831\u3092\u53d6\u5f97\u304a\u3088\u3073\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e00\u822c\u7684\u306a\u64cd\u4f5c\u3067\u3059\u3002TensorFlow \u306f\u3055\u307e\u3056\u307e\u306a\u5f62\u72b6\u64cd\u4f5c\u3092\u63d0\u4f9b\u3057\u307e\u3059. \u4ee5\u4e0b\u306b\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u5f62\u72b6\u64cd\u4f5c\u3092\u3044\u304f\u3064\u304b\u793a\u3057\u307e\u3059:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c6\u30f3\u30bd\u30eb\u5f62\u72b6\u3092\u53d6\u5f97\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>tf.shape() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30f3\u30bd\u30eb\u306e\u5f62\u72b6\u60c5\u5831\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e00\u4e2a\u5f20\u91cf\na = tf.constant([[1, 2], [3, 4], [5, 6]])\n\n# \u83b7\u53d6\u5f20\u91cf\u5f62\u72b6\nshape = tf.shape(a)\n\n# \u8f93\u51fa\u7ed3\u679c\nwith tf.Session() as sess:\n    print(sess.run(shape))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30013\u00d72 \u30c6\u30f3\u30bd\u30eb a \u304c\u4f5c\u6210\u3055\u308c\u3001tf.shape() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30f3\u30bd\u30eb a \u306e\u5f62\u72b6\u60c5\u5831\u3092\u53d6\u5f97\u3057\u3001\u7d50\u679c\u3092\u5909\u6570 shape \u306b\u683c\u7d0d\u3057\u3001\u6700\u5f8c\u306b Session.run() \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30e1\u30bd\u30c3\u30c9 to \u30c6\u30f3\u30bd\u30eb\u5f62\u72b6\u306e\u53d6\u5f97\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c6\u30f3\u30bd\u30eb\u306e\u5f62\u3092\u5909\u3048\u308b<\/li>\n<\/ol>\n\n\n\n<p>tf.reshape() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30f3\u30bd\u30eb\u306e\u5f62\u72b6\u60c5\u5831\u3092\u5909\u66f4\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">css\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e00\u4e2a\u5f20\u91cf\na = tf.constant([[1, 2], [3, 4], [5, 6]])\n\n# \u6539\u53d8\u5f20\u91cf\u5f62\u72b6\nb = tf.reshape(a, [2, 3])\n\n# \u8f93\u51fa\u7ed3\u679c\nwith tf.Session() as sess:\n    print(sess.run(b))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30013\u00d72 tensor a \u304c\u4f5c\u6210\u3055\u308c\u3001tf.reshape() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066 2\u00d73 tensor \u306b\u5909\u66f4\u3055\u308c\u3001\u7d50\u679c\u304c tensor b \u306b\u683c\u7d0d\u3055\u308c\u3001\u6700\u5f8c\u306b Session.run() \u30e1\u30bd\u30c3\u30c9\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u30c6\u30f3\u30bd\u30eb\u5f62\u72b6\u5909\u66f4\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30c6\u30f3\u30bd\u30eb\u3092\u5e73\u5766\u5316<\/li>\n<\/ol>\n\n\n\n<p>\u30c6\u30f3\u30bd\u30eb\u306f\u3001tf.reshape() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u5e73\u5766\u5316\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">css\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e00\u4e2a\u5f20\u91cf\na = tf.constant([[1, 2], [3, 4], [5, 6]])\n\n# \u6241\u5e73\u5316\u5f20\u91cf\nb = tf.reshape(a, [-1])\n\n# \u8f93\u51fa\u7ed3\u679c\nwith tf.Session() as sess:\n    print(sess.run(b))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u30013\u00d72 \u30c6\u30f3\u30bd\u30eb a \u304c\u4f5c\u6210\u3055\u308c\u3001\u6b21\u306b tf.reshape() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066 1 \u6b21\u5143\u30c6\u30f3\u30bd\u30eb\u306b\u30d5\u30e9\u30c3\u30c8\u5316\u3055\u308c\u3001\u7d50\u679c\u304c\u30c6\u30f3\u30bd\u30eb b \u306b\u683c\u7d0d\u3055\u308c\u3001\u6700\u5f8c\u306b Session.run( ) \u30e1\u30bd\u30c3\u30c9\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002\u30c6\u30f3\u30bd\u30eb\u64cd\u4f5c\u3092\u5e73\u5766\u5316\u3057\u3001\u7d50\u679c\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001\u5f62\u72b6\u64cd\u4f5c\u306f TensorFlow \u3067\u91cd\u8981\u306a\u64cd\u4f5c\u3067\u3042\u308a\u3001\u30c6\u30f3\u30bd\u30eb\u306e\u5f62\u72b6\u306e\u53d6\u5f97\u3001\u30c6\u30f3\u30bd\u30eb\u306e\u5f62\u72b6\u306e\u5909\u66f4\u3001\u30c6\u30f3\u30bd\u30eb\u306e\u5e73\u5766\u5316\u306a\u3069\u306e\u64cd\u4f5c\u3092\u542b\u3080\u3001\u30c6\u30f3\u30bd\u30eb\u306e\u5f62\u72b6\u60c5\u5831\u3092\u53d6\u5f97\u304a\u3088\u3073\u5909\u66f4\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u6df1\u5c64\u5b66\u7fd2\u3084\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069\u306e\u8a08\u7b97\u3067\u306f\u3001\u5f62\u72b6\u64cd\u4f5c\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7dda\u5f62\u56de\u5e30\u3068\u306f\u4f55\u304b\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u7dda\u5f62\u56de\u5e30\u306f\u30012 \u3064\u306e\u5909\u6570\u9593\u306e\u95a2\u4fc2\u3092\u4e88\u6e2c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e00\u822c\u7684\u306a\u7d71\u8a08\u624b\u6cd5\u3067\u3059\u3002\u6a5f\u68b0\u5b66\u7fd2\u3068\u6df1\u5c64\u5b66\u7fd2\u3067\u306f\u3001\u4f4f\u5b85\u4fa1\u683c\u4e88\u6e2c\u3001\u58f2\u4e0a\u4e88\u6e2c\u306a\u3069\u306e\u4e88\u6e2c\u30bf\u30b9\u30af\u3067\u7dda\u5f62\u56de\u5e30\u304c\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7dda\u5f62\u56de\u5e30\u306f\u3001\u76f4\u7dda\u3092\u5f53\u3066\u306f\u3081\u308b\u3053\u3068\u306b\u3088\u3063\u3066 2 \u3064\u306e\u5909\u6570\u9593\u306e\u7dda\u5f62\u95a2\u4fc2\u3092\u8868\u3057\u307e\u3059\u3002\u5165\u529b\u5909\u6570 x \u3068\u51fa\u529b\u5909\u6570 y \u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u306f\u6b21\u306e\u3088\u3046\u306b\u8868\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>y = w * x + b<\/p>\n\n\n\n<p>\u305d\u306e\u4e2d\u3067\u3001w \u3068 b \u306f\u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3067\u3042\u308a\u3001\u52fe\u914d\u3068\u5207\u7247\u3092\u8868\u3057\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u3092\u901a\u3058\u3066\u5b66\u7fd2\u3067\u304d\u307e\u3059\u3002\u7dda\u5f62\u56de\u5e30\u306e\u76ee\u6a19\u306f\u3001\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u5024\u3068\u5b9f\u969b\u306e\u5024\u306e\u9593\u306e\u8aa4\u5dee\u304c\u6700\u5c0f\u306b\u306a\u308b\u3088\u3046\u306b\u3001\u6700\u9069\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc w \u3068 b \u3092\u898b\u3064\u3051\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee (Mean Squared Error\u3001MSE) \u306f\u901a\u5e38\u3001\u30e2\u30c7\u30eb\u306e\u8aa4\u5dee\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306e\u640d\u5931\u95a2\u6570\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>MSE = 1\/N * \u2211(y \u2013 y&#8217;)^2<\/p>\n\n\n\n<p>\u3053\u306e\u3046\u3061\u3001N \u306f\u30b5\u30f3\u30d7\u30eb\u6570\u3001y \u306f\u5b9f\u969b\u306e\u5024\u3001y&#8217; \u306f\u4e88\u6e2c\u5024\u3092\u8868\u3057\u307e\u3059\u3002\u30e2\u30c7\u30eb\u3092\u6700\u9069\u5316\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u52fe\u914d\u964d\u4e0b\u306a\u3069\u306e\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u4f7f\u7528\u3057\u3066\u9054\u6210\u3067\u304d\u308b\u640d\u5931\u95a2\u6570\u3092\u6700\u5c0f\u5316\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001tf.keras \u306e Sequential \u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\nfrom tensorflow import keras\n\n# \u521b\u5efa\u4e00\u4e2aSequential\u6a21\u578b\nmodel = keras.Sequential()\n\n# \u6dfb\u52a0\u4e00\u4e2a\u5168\u8fde\u63a5\u5c42\nmodel.add(keras.layers.Dense(units=1, input_shape=[1]))\n\n# \u7f16\u8bd1\u6a21\u578b\nmodel.compile(optimizer=tf.keras.optimizers.Adam(0.1), loss='mse')\n\n# \u8bad\u7ec3\u6a21\u578b\nhistory = model.fit(x_train, y_train, epochs=1000, verbose=False)\n\n# \u9884\u6d4b\u7ed3\u679c\ny_predict = model.predict(x_test)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001Sequential \u30e2\u30c7\u30eb\u304c\u4f5c\u6210\u3055\u308c\u3001\u5168\u7d50\u5408\u5c64\u304c\u8ffd\u52a0\u3055\u308c\u3001\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u304c\u640d\u5931\u95a2\u6570\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u3001Adam \u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u30e2\u30c7\u30eb\u306e\u6700\u9069\u5316\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u6b21\u306b fit() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3001\u6700\u5f8c\u306b predict() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u3092\u4e88\u6e2c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5168\u4f53\u3068\u3057\u3066\u3001\u7dda\u5f62\u56de\u5e30\u306f\u30012 \u3064\u306e\u5909\u6570\u9593\u306e\u95a2\u4fc2\u3092\u4e88\u6e2c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e00\u822c\u7684\u306a\u7d71\u8a08\u624b\u6cd5\u3067\u3059\u3002\u6a5f\u68b0\u5b66\u7fd2\u3068\u6df1\u5c64\u5b66\u7fd2\u3067\u306f\u3001\u4e88\u6e2c\u30bf\u30b9\u30af\u306b\u7dda\u5f62\u56de\u5e30\u304c\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059. \u305d\u306e\u5b9f\u88c5\u65b9\u6cd5\u306f\u5358\u7d14\u3067\u3059\u304c\u3001\u4ed6\u306e\u3088\u308a\u8907\u96d1\u306a\u30e2\u30c7\u30eb\u306e\u57fa\u790e\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u69cb\u7bc9\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406<\/li>\n<\/ol>\n\n\n\n<p>\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf\u3092\u524d\u51e6\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u901a\u5e38\u3001\u30c7\u30fc\u30bf\u306e\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u3001\u30c7\u30fc\u30bf\u306e\u6b63\u898f\u5316\u3001\u30c7\u30fc\u30bf\u306e\u5206\u5272\u306a\u3069\u306e\u64cd\u4f5c\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u30c7\u30fc\u30bf \u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u306b\u3088\u308a\u3001\u4e0d\u5f53\u306a\u30c7\u30fc\u30bf\u3068\u5916\u308c\u5024\u3092\u524a\u9664\u3067\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf\u306e\u6b63\u898f\u5316\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u3092\u540c\u3058\u7bc4\u56f2\u306b\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3057\u3066\u3001\u7570\u306a\u308b\u30d5\u30a3\u30fc\u30c1\u30e3\u9593\u306e\u30b9\u30b1\u30fc\u30eb\u306e\u9055\u3044\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u30e2\u30c7\u30eb\u306e\u504f\u5dee\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf\u5206\u5272\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30bb\u30c3\u30c8\u306b\u5206\u5272\u3067\u304d\u307e\u3059\u3002\u30c6\u30b9\u30c8 \u30bb\u30c3\u30c8\u306f\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u305d\u3057\u3066\u30c6\u30b9\u30c8\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001tf.keras \u306e Sequential \u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002Sequential \u30e2\u30c7\u30eb\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30ec\u30a4\u30e4\u30fc\u3092\u7279\u5b9a\u306e\u9806\u5e8f\u3067\u30b9\u30bf\u30c3\u30af\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30b7\u30fc\u30b1\u30f3\u30b9 \u30e2\u30c7\u30eb\u3067\u3059\u3002\u7dda\u5f62\u56de\u5e30\u3067\u306f\u3001\u5168\u7d50\u5408\u5c64\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3067\u6e08\u307f\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\nfrom tensorflow import keras\n\n# \u521b\u5efa\u4e00\u4e2aSequential\u6a21\u578b\nmodel = keras.Sequential()\n\n# \u6dfb\u52a0\u4e00\u4e2a\u5168\u8fde\u63a5\u5c42\nmodel.add(keras.layers.Dense(units=1, input_shape=[1]))\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001Sequential \u30e2\u30c7\u30eb\u304c\u4f5c\u6210\u3055\u308c\u3001\u5b8c\u5168\u306b\u63a5\u7d9a\u3055\u308c\u305f\u30ec\u30a4\u30e4\u30fc\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002\u305d\u306e\u4e2d\u3067\u3001Dense \u306f\u5168\u7d50\u5408\u5c64\u3092\u8868\u3057\u3001units \u306f\u30cb\u30e5\u30fc\u30ed\u30f3\u306e\u6570\u3092\u8868\u3057\u3001input_shape \u306f\u5165\u529b\u30c7\u30fc\u30bf\u306e\u5f62\u72b6\u3092\u8868\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u305f\u3089\u3001\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u904e\u7a0b\u3067\u3001\u640d\u5931\u95a2\u6570\u3068\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7dda\u5f62\u56de\u5e30\u3067\u306f\u3001\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee (Mean Squared Error\u3001MSE) \u3092\u640d\u5931\u95a2\u6570\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u3001\u52fe\u914d\u964d\u4e0b\u306a\u3069\u306e\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u30e2\u30c7\u30eb\u306e\u6700\u9069\u5316\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code># \u7f16\u8bd1\u6a21\u578b\nmodel.compile(optimizer=tf.keras.optimizers.Adam(0.1), loss='mse')\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306f Adam \u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3068\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u3092\u640d\u5931\u95a2\u6570\u3068\u3057\u3066\u4f7f\u7528\u3057\u3066\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u305f\u3089\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b fit() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bash\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code># \u8bad\u7ec3\u6a21\u578b\nhistory = model.fit(x_train, y_train, epochs=1000, verbose=False)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092 1000 \u56de\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u7d50\u679c\u3092\u5c65\u6b74\u5909\u6570\u306b\u683c\u7d0d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u4e88\u6e2c\u7d50\u679c<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u304c\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3055\u308c\u305f\u5f8c\u3001\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30e2\u30c7\u30eb\u4e88\u6e2c\u306f\u3001predict() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">makefile\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code># \u9884\u6d4b\u7ed3\u679c\ny_predict = model.predict(x_test)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u4e88\u6e2c\u3057\u3001\u4e88\u6e2c\u7d50\u679c\u3092 y_predict \u5909\u6570\u306b\u683c\u7d0d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u3001\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3001\u30e2\u30c7\u30eb\u306e\u5b9a\u7fa9\u3001\u30e2\u30c7\u30eb\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u3001\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3001\u30e2\u30c7\u30eb\u306e\u5b9a\u7fa9\u3001\u30e2\u30c7\u30eb\u306e\u30b3\u30f3\u30d1\u30a4\u30eb\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3001\u304a\u3088\u3073\u7d50\u679c\u306e\u4e88\u6e2c\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u4e88\u6e2c\u306e\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3088\u308a\u3088\u304f\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u3001\u30e2\u30c7\u30eb\u3092\u8a55\u4fa1\u3057\u3066\u8996\u899a\u5316\u3059\u308b\u5fc5\u8981\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u8a55\u4fa1\u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u4e88\u6e2c\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u30e2\u30c7\u30eb\u3092\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u640d\u5931\u3068\u30e1\u30c8\u30ea\u30c3\u30af\u306f\u3001evaluate() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002\u6b21\u306b\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">bash\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code># \u8bc4\u4f30\u6a21\u578b\nloss, mse = model.evaluate(x_test, y_test)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u304c\u8a55\u4fa1\u3055\u308c\u3001\u640d\u5931\u3068\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u304c loss \u5909\u6570\u3068 mse \u5909\u6570\u306b\u683c\u7d0d\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>\u7d50\u679c\u3092\u8996\u899a\u5316\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1\u306e\u9593\u3001TensorBoard \u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1\u306e\u7d50\u679c\u3092\u8996\u899a\u5316\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u3001tf.keras.callbacks \u306e TensorBoard \u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u4f8b:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\nfrom tensorflow import keras\n\n# \u521b\u5efa\u4e00\u4e2aSequential\u6a21\u578b\nmodel = keras.Sequential()\n\n# \u6dfb\u52a0\u4e00\u4e2a\u5168\u8fde\u63a5\u5c42\nmodel.add(keras.layers.Dense(units=1, input_shape=[1]))\n\n# \u7f16\u8bd1\u6a21\u578b\nmodel.compile(optimizer=tf.keras.optimizers.Adam(0.1), loss='mse')\n\n# \u5b9a\u4e49TensorBoard\u56de\u8c03\u51fd\u6570\ncallbacks = [tf.keras.callbacks.TensorBoard(log_dir='.\/logs')]\n\n# \u8bad\u7ec3\u6a21\u578b\nhistory = model.fit(x_train, y_train, epochs=1000, verbose=False, callbacks=callbacks)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3067\u306f\u3001Sequential \u30e2\u30c7\u30eb\u304c\u4f5c\u6210\u3055\u308c\u3001\u5b8c\u5168\u306b\u63a5\u7d9a\u3055\u308c\u305f\u30ec\u30a4\u30e4\u30fc\u304c\u8ffd\u52a0\u3055\u308c\u3001TensorBoard \u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1\u306e\u7d50\u679c\u304c\u8a18\u9332\u3055\u308c\u3001\u8a18\u9332\u304c .\/logs \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002\u6b21\u306b fit() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3001 callbacks \u30d1\u30e9\u30e1\u30fc\u30bf\u3092 TensorBoard \u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3068\u3057\u3066\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3001\u30e2\u30c7\u30eb\u306e\u5b9a\u7fa9\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1\u3001\u304a\u3088\u3073\u7d50\u679c\u306e\u8996\u899a\u5316\u306b\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u521d\u5fc3\u8005\u306e\u5834\u5408\u306f\u3001\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u304b\u3089\u59cb\u3081\u3066\u3001\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u30b9\u30ad\u30eb\u3068\u65b9\u6cd5\u3092\u5f90\u3005\u306b\u7fd2\u5f97\u3059\u308b\u3053\u3068\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u6700\u9069\u5316\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u6700\u9069\u5316\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u3059. \u305d\u306e\u76ee\u7684\u306f\u3001\u7d99\u7d9a\u7684\u306a\u53cd\u5fa9\u3068\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u8abf\u6574\u3092\u901a\u3058\u3066\u3001\u30e2\u30c7\u30eb\u3092\u30c7\u30fc\u30bf\u306b\u3088\u308a\u3088\u304f\u9069\u5408\u3055\u305b\u3001\u3088\u308a\u512a\u308c\u305f\u6c4e\u5316\u80fd\u529b\u3092\u6301\u305f\u305b\u308b\u3053\u3068\u3067\u3059.<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u524d\u306b\u3001\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306f\u3001tf.keras \u306a\u3069\u306e TensorFlow \u306e\u9ad8\u30ec\u30d9\u30eb API \u3092\u4f7f\u7528\u3057\u3066\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3059\u308b\u969b\u306b\u306f\u3001\u9069\u5207\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u9020\u3001\u6d3b\u6027\u5316\u95a2\u6570\u3001\u640d\u5931\u95a2\u6570\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c7\u30fc\u30bf\u3092\u6e96\u5099\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u524d\u306b\u3001\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30bb\u30c3\u30c8\u3068\u30c6\u30b9\u30c8 \u30bb\u30c3\u30c8\u306b\u5206\u5272\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u5206\u5272\u306f\u3001train_test_split() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u6b63\u898f\u5316\u3001\u6a19\u6e96\u5316\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306a\u3069\u306e\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3082\u5fc5\u8981\u3067\u3042\u308a\u3001\u7570\u306a\u308b\u30d5\u30a3\u30fc\u30c1\u30e3\u9593\u306e\u30b9\u30b1\u30fc\u30eb\u306e\u9055\u3044\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u30e2\u30c7\u30eb\u306e\u504f\u5dee\u3092\u56de\u907f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u3092\u6e96\u5099\u3057\u3066\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u305f\u3089\u3001\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u904e\u7a0b\u3067\u3001\u640d\u5931\u95a2\u6570\u3068\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u640d\u5931\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u8aa4\u5dee\u3092\u6e2c\u5b9a\u3057\u3001\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6700\u9069\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u305f\u5f8c\u3001fit() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u3068\u30e9\u30d9\u30eb\u3001\u30d0\u30c3\u30c1 \u30b5\u30a4\u30ba\u3001\u53cd\u5fa9\u56de\u6570\u306a\u3069\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u5b66\u7fd2\u7387\u3092\u52d5\u7684\u306b\u8abf\u6574\u3057\u305f\u308a\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u3092\u8a18\u9332\u3057\u305f\u308a\u3001\u305d\u306e\u4ed6\u306e\u64cd\u4f5c\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u8a55\u4fa1\u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u305f\u5f8c\u3001evaluate() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3067\u304d\u307e\u3059\u3002\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee (MSE)\u3001\u7cbe\u5ea6\u306a\u3069\u3001\u30e2\u30c7\u30eb\u306e\u640d\u5931\u3068\u6307\u6a19\u3092\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u4e88\u6e2c\u7d50\u679c<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001predict() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u3092\u4e88\u6e2c\u3067\u304d\u307e\u3059\u3002\u4e88\u6e2c\u7d50\u679c\u306f\u3001\u5f8c\u7d9a\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u307e\u305f\u306f\u4ed6\u306e\u30bf\u30b9\u30af\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u6700\u9069\u5316\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u3001\u4e3b\u306b\u6b21\u306e\u5074\u9762\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b66\u7fd2\u7387\u8abf\u6574<\/li>\n<\/ol>\n\n\n\n<p>\u5b66\u7fd2\u7387\u306f\u3001\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u66f4\u65b0\u901f\u5ea6\u3092\u5236\u5fa1\u3059\u308b\u91cd\u8981\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3067\u3059\u3002\u30e2\u30c7\u30eb\u306f\u3001\u56fa\u5b9a\u5b66\u7fd2\u7387\u307e\u305f\u306f\u52d5\u7684\u5b66\u7fd2\u7387\u3092\u4f7f\u7528\u3057\u3066\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u52d5\u7684\u5b66\u7fd2\u7387\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u306f\u3001\u78ba\u7387\u7684\u52fe\u914d\u964d\u4e0b (SGD)\u3001\u9069\u5fdc\u52fe\u914d\u964d\u4e0b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0 (AdaGrad)\u3001RMSProp \u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u6b63\u5247\u5316<\/li>\n<\/ol>\n\n\n\n<p>\u6b63\u5247\u5316\u306b\u3088\u308a\u3001\u30e2\u30c7\u30eb\u306e\u904e\u5270\u9069\u5408\u304c\u9632\u6b62\u3055\u308c\u307e\u3059\u3002L1 \u6b63\u5247\u5316\u3001L2 \u6b63\u5247\u5316\u306a\u3069\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u3092\u6b63\u5247\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u521d\u671f\u5316\u30d1\u30e9\u30e1\u30fc\u30bf<\/li>\n<\/ol>\n\n\n\n<p>\u521d\u671f\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u3001\u30e2\u30c7\u30eb\u306e\u5b66\u7fd2\u52b9\u7387\u3068\u53ce\u675f\u901f\u5ea6\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30e9\u30f3\u30c0\u30e0\u306b\u4f7f\u3048\u308b<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u521d\u671f\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u3001\u30e2\u30c7\u30eb\u306e\u5b66\u7fd2\u52b9\u7387\u3068\u53ce\u675f\u901f\u5ea6\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u3001\u30e9\u30f3\u30c0\u30e0\u306a\u521d\u671f\u5316\u3001\u4e8b\u524d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u30e2\u30c7\u30eb\u306a\u3069\u3092\u4f7f\u7528\u3057\u3066\u521d\u671f\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30d0\u30c3\u30c1\u6b63\u898f\u5316<\/li>\n<\/ol>\n\n\n\n<p>\u30d0\u30c3\u30c1\u6b63\u898f\u5316\u306b\u3088\u308a\u3001\u5165\u529b\u30c7\u30fc\u30bf\u306e\u5909\u66f4\u306b\u5bfe\u3057\u3066\u30e2\u30c7\u30eb\u3092\u3088\u308a\u5805\u7262\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30d0\u30c3\u30c1\u6b63\u898f\u5316\u306f\u3001tf.keras.layers.BatchNormalization() \u3092\u4f7f\u7528\u3057\u3066\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u30c7\u30fc\u30bf\u5897\u5f37<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u62e1\u5f35\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30b5\u30a4\u30ba\u304c\u5897\u52a0\u3057\u3001\u30e2\u30c7\u30eb\u306e\u4e00\u822c\u5316\u80fd\u529b\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306f\u3001\u30e9\u30f3\u30c0\u30e0\u306a\u56de\u8ee2\u3001\u5e73\u884c\u79fb\u52d5\u3001\u30c8\u30ea\u30df\u30f3\u30b0\u306a\u3069\u3067\u62e1\u5f35\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u30e2\u30c7\u30eb\u306e\u878d\u5408<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u878d\u5408\u306b\u3088\u308a\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4e00\u822c\u5316\u80fd\u529b\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u30e2\u30c7\u30eb\u878d\u5408\u306f\u3001\u6295\u7968\u6cd5\u3001\u7a4d\u307f\u4e0a\u3052\u6cd5\u3001\u30e2\u30f3\u30c6\u30ab\u30eb\u30ed\u6cd5\u306a\u3069\u3067\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5168\u4f53\u3068\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u6700\u9069\u5316\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u3068\u6df1\u5c64\u5b66\u7fd2\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u3059\u3002\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u6700\u9069\u5316\u306e\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3001\u30e2\u30c7\u30eb\u306e\u5b9a\u7fa9\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u3001\u5b66\u7fd2\u7387\u306e\u8abf\u6574\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u521d\u671f\u5316\u3001\u30d0\u30c3\u30c1\u306e\u6b63\u898f\u5316\u3001\u30c7\u30fc\u30bf\u306e\u5f37\u5316\u3001\u30e2\u30c7\u30eb\u306e\u878d\u5408\u306a\u3069\u306e\u5074\u9762\u306b\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 . \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4e00\u822c\u5316\u80fd\u529b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8a55\u4fa1\u30e2\u30c7\u30eb\u306e\u6027\u80fd\u3092\u8a73\u3057\u304f\u6559\u3048\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3059\u308b\u3053\u3068\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u3068\u6df1\u5c64\u5b66\u7fd2\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u91cd\u8981\u306a\u30b9\u30c6\u30c3\u30d7\u3067\u3042\u308a\u3001\u305d\u306e\u76ee\u7684\u306f\u3001\u30e2\u30c7\u30eb\u306e\u6c4e\u5316\u80fd\u529b\u3068\u4e88\u6e2c\u52b9\u679c\u304c\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3057\u3001\u30e2\u30c7\u30eb\u3092\u8abf\u6574\u304a\u3088\u3073\u6539\u5584\u3059\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u7684\u306a\u8a55\u4fa1\u6307\u6a19\u306b\u306f\u6b21\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee (\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u3001MSE)<\/li>\n<\/ol>\n\n\n\n<p>\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u306f\u3001\u56de\u5e30\u30e2\u30c7\u30eb\u3067\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u8a55\u4fa1\u6307\u6a19\u306e 1 \u3064\u3067\u3001\u4e88\u6e2c\u5024\u3068\u771f\u306e\u5024\u306e\u9593\u306e\u5e73\u5747\u8aa4\u5dee\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u304c\u5c0f\u3055\u3044\u307b\u3069\u3001\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u52b9\u679c\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\uff08\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u3001MAE\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u3082\u3001\u56de\u5e30\u30e2\u30c7\u30eb\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u8a55\u4fa1\u6307\u6a19\u306e 1 \u3064\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u306b\u4f3c\u3066\u304a\u308a\u3001\u4e88\u6e2c\u5024\u3068\u771f\u306e\u5024\u306e\u9593\u306e\u8aa4\u5dee\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u3068\u306f\u7570\u306a\u308a\u3001\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u306f\u8aa4\u5dee\u306e\u7d76\u5bfe\u5024\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u3001\u3088\u308a\u30ed\u30d0\u30b9\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u6b63\u78ba\u3055<\/li>\n<\/ol>\n\n\n\n<p>\u7cbe\u5ea6\u306f\u3001\u30e2\u30c7\u30eb\u5206\u985e\u306e\u7cbe\u5ea6\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u3001\u5206\u985e\u30e2\u30c7\u30eb\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u8a55\u4fa1\u6307\u6a19\u306e 1 \u3064\u3067\u3059\u3002\u6b63\u89e3\u7387\u304c\u9ad8\u3044\u307b\u3069\u3001\u30e2\u30c7\u30eb\u306e\u5206\u985e\u52b9\u679c\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u7cbe\u5ea6<\/li>\n<\/ol>\n\n\n\n<p>\u7cbe\u5ea6\u306f\u3001\u5206\u985e\u30e2\u30c7\u30eb\u306b\u304a\u3051\u308b\u30dd\u30b8\u30c6\u30a3\u30d6 \u30b5\u30f3\u30d7\u30eb\u4e88\u6e2c\u306e\u7cbe\u5ea6\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u6307\u6a19\u3067\u3059\u3002\u6b63\u89e3\u7387\u304c\u9ad8\u3044\u307b\u3069\u3001\u967d\u6027\u30b5\u30f3\u30d7\u30eb\u306e\u4e88\u6e2c\u306b\u304a\u3051\u308b\u30e2\u30c7\u30eb\u306e\u7cbe\u5ea6\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u30ea\u30b3\u30fc\u30eb\u7387\uff08\u30ea\u30b3\u30fc\u30eb\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u518d\u73fe\u7387\u306f\u3001\u30dd\u30b8\u30c6\u30a3\u30d6 \u30b5\u30f3\u30d7\u30eb\u4e88\u6e2c\u306e\u30ab\u30d0\u30ec\u30c3\u30b8\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306b\u5206\u985e\u30e2\u30c7\u30eb\u3067\u4f7f\u7528\u3055\u308c\u308b\u30e1\u30c8\u30ea\u30c3\u30af\u3067\u3059\u3002\u518d\u73fe\u7387\u304c\u9ad8\u3044\u307b\u3069\u3001\u967d\u6027\u30b5\u30f3\u30d7\u30eb\u306e\u30e2\u30c7\u30eb\u306e\u8a8d\u8b58\u7387\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>F1 \u5024 (F1-\u30b9\u30b3\u30a2)<\/li>\n<\/ol>\n\n\n\n<p>F1 \u5024\u306f\u3001\u5206\u985e\u30e2\u30c7\u30eb\u3067\u9069\u5408\u7387\u3068\u518d\u73fe\u7387\u3092\u7dcf\u5408\u7684\u306b\u8003\u616e\u3059\u308b\u6307\u6a19\u3067\u3042\u308a\u3001\u30e2\u30c7\u30eb\u306e\u5168\u4f53\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002F1 \u5024\u304c\u9ad8\u3044\u307b\u3069\u3001\u30e2\u30c7\u30eb\u306e\u7dcf\u5408\u7684\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3059\u308b\u969b\u306b\u7559\u610f\u3059\u3079\u304d\u70b9\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30d1\u30fc\u30c6\u30a3\u30b7\u30e7\u30cb\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u5206\u5272\u306f\u3001\u30e2\u30c7\u30eb\u306e\u8a55\u4fa1\u7d50\u679c\u306b\u91cd\u8981\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u901a\u5e38\u3001\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30bb\u30c3\u30c8\u3068\u30c6\u30b9\u30c8 \u30bb\u30c3\u30c8\u306b\u5206\u5272\u3057\u3001\u30c6\u30b9\u30c8 \u30bb\u30c3\u30c8\u3067\u30e2\u30c7\u30eb\u3092\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u4ea4\u5dee\u691c\u8a3c<\/li>\n<\/ol>\n\n\n\n<p>\u4ea4\u5dee\u691c\u8a3c\u306f\u3001\u4e0d\u5747\u8861\u306a\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u5206\u5272\u306e\u554f\u984c\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u8a55\u4fa1\u65b9\u6cd5\u3067\u3059\u3002\u30e2\u30c7\u30eb\u306f\u901a\u5e38\u3001K \u5206\u5272\u4ea4\u5dee\u691c\u8a3c\u3092\u4f7f\u7528\u3057\u3066\u8a55\u4fa1\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u8996\u899a\u5206\u6790<\/li>\n<\/ol>\n\n\n\n<p>\u30d3\u30b8\u30e5\u30a2\u30eb\u5206\u6790\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3088\u308a\u76f4\u611f\u7684\u306b\u8868\u793a\u3067\u304d\u307e\u3059\u3002\u6df7\u540c\u884c\u5217\u3001ROC \u66f2\u7dda\u306a\u3069\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u3092\u8996\u899a\u7684\u306b\u5206\u6790\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u306b\u3001<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u6027\u80fd\u3092\u8a55\u4fa1\u3059\u308b\u969b\u306b\u306f\u3001\u5177\u4f53\u7684\u306a\u30bf\u30b9\u30af\u3084\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u8a55\u4fa1\u6307\u6a19\u3092\u9078\u629e\u3057\u3001\u30af\u30ed\u30b9\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3084\u30d3\u30b8\u30e5\u30a2\u30eb\u89e3\u6790\u306a\u3069\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u30e2\u30c7\u30eb\u306e\u6027\u80fd\u3068\u6027\u80fd\u3092\u7dcf\u5408\u7684\u306b\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30e2\u30c7\u30eb\u306e\u6c4e\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30aa\u30fc\u30d0\u30fc\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u3084\u30a2\u30f3\u30c0\u30fc\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u306e\u554f\u984c\u3092\u56de\u907f\u3059\u308b\u3088\u3046\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u5834\u5408\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u6570\u304c\u591a\u3044\u305f\u3081\u3001\u3088\u308a\u8907\u96d1\u306a\u8a55\u4fa1\u65b9\u6cd5\u3068\u30c4\u30fc\u30eb\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001TensorBoard \u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u53ef\u8996\u5316\u3057\u305f\u308a\u3001Keras Tuner \u3092\u4f7f\u7528\u3057\u3066\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u6700\u9069\u306a\u7d44\u307f\u5408\u308f\u305b\u3092\u81ea\u52d5\u7684\u306b\u691c\u7d22\u3057\u305f\u308a\u3001\u30c7\u30a3\u30fc\u30d7 \u30a4\u30f3\u30bf\u30fc\u30d7\u30ea\u30bf\u30d3\u30ea\u30c6\u30a3 \u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u610f\u601d\u6c7a\u5b9a\u30d7\u30ed\u30bb\u30b9\u3092\u8aac\u660e\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u7d39\u4ecb\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u306f\u3001\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u91cd\u8981\u306a\u30e2\u30c7\u30eb\u3067\u3042\u308b\u3001\u975e\u5e38\u306b\u4eba\u6c17\u306e\u3042\u308b\u6df1\u5c64\u5b66\u7fd2\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u4e00\u9023\u306e\u76f8\u4e92\u63a5\u7d9a\u3055\u308c\u305f\u30cb\u30e5\u30fc\u30ed\u30f3\u3067\u69cb\u6210\u3055\u308c\u3001\u3055\u307e\u3056\u307e\u306a\u6a5f\u68b0\u5b66\u7fd2\u3084\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u30bf\u30b9\u30af\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u5c64\u306b\u5206\u5272\u3067\u304d\u3001\u5404\u5c64\u306f\u8907\u6570\u306e\u30cb\u30e5\u30fc\u30ed\u30f3\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u5404\u30cb\u30e5\u30fc\u30ed\u30f3\u306f\u5165\u529b\u4fe1\u53f7\u3092\u53d7\u3051\u53d6\u308a\u3001\u91cd\u307f\u3068\u30d0\u30a4\u30a2\u30b9\u306b\u3088\u3063\u3066\u91cd\u307f\u4ed8\u3051\u3057\u3066\u51e6\u7406\u3057\u3001\u6d3b\u6027\u5316\u95a2\u6570\u306b\u3088\u3063\u3066\u7d50\u679c\u3092\u975e\u7dda\u5f62\u306b\u5909\u63db\u3057\u3001\u6700\u7d42\u7684\u306b\u30cb\u30e5\u30fc\u30ed\u30f3\u306e\u6b21\u306e\u5c64\u307e\u305f\u306f\u51fa\u529b\u5c64\u306b\u51fa\u529b\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30b7\u30e7\u30f3\u95a2\u6570\u306b\u306f\u3001sigmoid\u3001ReLU\u3001tanh \u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u8907\u6570\u306e\u96a0\u308c\u5c64\u3092\u6301\u3064\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u3042\u308a\u3001\u3088\u308a\u8907\u96d1\u306a\u6a5f\u80fd\u3092\u5b66\u7fd2\u3059\u308b\u3053\u3068\u3067\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4e00\u822c\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u6df1\u5c64\u5b66\u7fd2\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u30d5\u30a3\u30fc\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3001\u30ea\u30ab\u30ec\u30f3\u30c8 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u5206\u985e\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>Feedforward Neural Network (FNN) \u306f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6700\u3082\u57fa\u672c\u7684\u306a\u30bf\u30a4\u30d7\u3067\u3001\u5404\u30cb\u30e5\u30fc\u30ed\u30f3\u306f\u524d\u306e\u5c64\u306e\u30cb\u30e5\u30fc\u30ed\u30f3\u306b\u306e\u307f\u63a5\u7d9a\u3055\u308c\u3001\u51fa\u529b\u306f\u524d\u306e\u5c64\u306b\u623b\u3055\u308c\u307e\u305b\u3093\u3002\u901a\u5e38\u3001\u30d5\u30a3\u30fc\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u5206\u985e\u3068\u56de\u5e30\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u5168\u7d50\u5408\u5c64\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3001\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8\u306a\u3069\u306e\u65b9\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (CNN) \u306f\u3001\u753b\u50cf\u3084\u30d3\u30c7\u30aa\u306a\u3069\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u7279\u5225\u306b\u4f7f\u7528\u3055\u308c\u308b\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4e00\u7a2e\u3067\u3001\u7573\u307f\u8fbc\u307f\u5c64\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3001\u5168\u7d50\u5408\u5c64\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u968e\u5c64\u69cb\u9020\u304c\u7279\u5fb4\u3067\u3001\u81ea\u52d5\u7684\u306b\u30ed\u30fc\u30ab\u30eb\u3092\u62bd\u51fa\u3067\u304d\u307e\u3059\u3002\u753b\u50cf\u3084\u52d5\u753b\u306e\u7279\u5fb4\u3092\u628a\u63e1\u3057\u3001\u52b9\u7387\u7684\u306a\u5206\u985e\u30fb\u8a8d\u8b58\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u30fc \u30d3\u30b8\u30e7\u30f3\u3001\u753b\u50cf\u8a8d\u8b58\u3001\u97f3\u58f0\u8a8d\u8b58\u306a\u3069\u306e\u5206\u91ce\u3067\u512a\u308c\u305f\u6210\u679c\u3092\u4e0a\u3052\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>Recurrent Neural Network (RNN) \u306f\u3001\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u4e00\u7a2e\u3067\u3042\u308a\u3001\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u306e\u8a18\u61b6\u3068\u51e6\u7406\u3092\u5b9f\u73fe\u3067\u304d\u308b\u30ea\u30ab\u30ec\u30f3\u30c8\u5c64\u304c\u7279\u5fb4\u3067\u3059\u3002\u30ea\u30ab\u30ec\u30f3\u30c8 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\u3001\u97f3\u58f0\u8a8d\u8b58\u3001\u6642\u7cfb\u5217\u5206\u6790\u306a\u3069\u306e\u5206\u91ce\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001tf.keras \u306a\u3069\u306e\u9ad8\u30ec\u30d9\u30eb API \u3092\u4f7f\u7528\u3057\u3066\u3001\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3067\u304d\u307e\u3059\u3002TensorFlow \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e2\u30c7\u30eb\u306e\u5b9a\u7fa9\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3001\u8a55\u4fa1\u3092\u7c21\u5358\u306b\u5b9f\u73fe\u3067\u304d\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6c4e\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u8c4a\u5bcc\u306a\u30c4\u30fc\u30eb\u3068\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30b7\u30e7\u30f3\u6a5f\u80fd\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u3067\u306f\u3001\u6d3b\u6027\u5316\u95a2\u6570\u306f\u975e\u5e38\u306b\u91cd\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3059\u3002\u6d3b\u6027\u5316\u95a2\u6570\u306e\u5f79\u5272\u306f\u3001\u30e2\u30c7\u30eb\u304c\u3088\u308a\u8907\u96d1\u306a\u30d1\u30bf\u30fc\u30f3\u3068\u6a5f\u80fd\u3092\u5b66\u7fd2\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u975e\u7dda\u5f62\u5909\u63db\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u4e00\u822c\u7684\u306a\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30b7\u30e7\u30f3\u95a2\u6570\u306b\u306f\u3001sigmoid\u3001ReLU\u3001tanh \u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30b7\u30b0\u30e2\u30a4\u30c9\u95a2\u6570<\/li>\n<\/ol>\n\n\n\n<p>\u30b7\u30b0\u30e2\u30a4\u30c9\u95a2\u6570\u306f\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u6d3b\u6027\u5316\u95a2\u6570\u3067\u3042\u308a\u3001\u305d\u306e\u95a2\u6570\u5f62\u5f0f\u306f $f(x) = \\frac{1}{1+e^{-x}}$ \u3067\u3059\u3002\u30b7\u30b0\u30e2\u30a4\u30c9\u95a2\u6570\u306f\u3001\u5165\u529b\u5024\u3092 0 \u304b\u3089 1 \u306e\u7bc4\u56f2\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001\u51fa\u529b\u5024\u306e\u30d0\u30a4\u30ca\u30ea\u5206\u985e\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u30b7\u30b0\u30e2\u30a4\u30c9\u95a2\u6570\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u52fe\u914d\u6d88\u5931\u306e\u554f\u984c\u304c\u767a\u751f\u3057\u3084\u3059\u304f\u306a\u308a\u3001\u30e2\u30c7\u30eb\u304c\u6b63\u5e38\u306b\u66f4\u65b0\u3055\u308c\u306a\u3044\u3068\u3044\u3046\u554f\u984c\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>ReLU\u95a2\u6570<\/li>\n<\/ol>\n\n\n\n<p>ReLU (Rectified Linear Unit) \u95a2\u6570\u306f\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u6d3b\u6027\u5316\u95a2\u6570\u3067\u3042\u308a\u3001\u305d\u306e\u95a2\u6570\u5f62\u5f0f\u306f $f(x)=max(0,x)$ \u3067\u3059\u3002ReLU \u95a2\u6570\u306e\u5165\u529b\u5024\u304c\u6b63\u306e\u5834\u5408\u3001\u51fa\u529b\u5024\u306f\u5165\u529b\u5024\u3068\u7b49\u3057\u304f\u306a\u308a\u3001\u5165\u529b\u5024\u304c\u8ca0\u306e\u5834\u5408\u3001\u51fa\u529b\u5024\u306f 0 \u306b\u306a\u308a\u307e\u3059\u3002ReLU\u95a2\u6570\u306f\u3001\u8a08\u7b97\u304c\u7c21\u5358\u3067\u53ce\u675f\u901f\u5ea6\u304c\u901f\u3044\u3068\u3044\u3046\u5229\u70b9\u304c\u3042\u308a\u3001\u6df1\u5c64\u5b66\u7fd2\u306e\u5206\u91ce\u3067\u5e83\u304f\u4f7f\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30bf\u30f3\u95a2\u6570<\/li>\n<\/ol>\n\n\n\n<p>Tanh \u95a2\u6570\u306f\u30b7\u30b0\u30e2\u30a4\u30c9\u95a2\u6570\u306e\u5909\u5f62\u3067\u3042\u308a\u3001\u305d\u306e\u95a2\u6570\u5f62\u5f0f\u306f $f(x) = \\frac{e^{x}-e^{-x}}{e^{x}+e^{-x } }$.&nbsp;Tanh \u95a2\u6570\u306f\u3001\u5165\u529b\u5024\u3092 -1 \uff5e 1 \u306e\u7bc4\u56f2\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001\u51fa\u529b\u5024\u306e\u591a\u5909\u91cf\u5206\u985e\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001Tanh \u95a2\u6570\u3082\u52fe\u914d\u6d88\u5931\u306e\u554f\u984c\u3092\u8d77\u3053\u3057\u304c\u3061\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30bd\u30d5\u30c8\u30de\u30c3\u30af\u30b9\u95a2\u6570<\/li>\n<\/ol>\n\n\n\n<p>Softmax \u95a2\u6570\u306f\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u6d3b\u6027\u5316\u95a2\u6570\u3067\u3042\u308a\u3001\u305d\u306e\u95a2\u6570\u5f62\u5f0f\u306f $f(x_{i})=\\frac{e^{x_{i}}}{\\sum_{j=1}^{n}{e ^ {x_{j}}}}$\u3002Softmax \u95a2\u6570\u306f\u3001\u51fa\u529b\u5024\u306e\u591a\u30af\u30e9\u30b9\u5206\u985e\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u51fa\u529b\u5024\u3092\u78ba\u7387\u5024\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u7570\u306a\u308b\u30ab\u30c6\u30b4\u30ea\u306e\u78ba\u7387\u6bd4\u8f03\u306b\u4fbf\u5229\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4e00\u822c\u7684\u306a\u6d3b\u6027\u5316\u95a2\u6570\u306b\u52a0\u3048\u3066\u3001\u6df1\u5c64\u5b66\u7fd2\u3067\u3082\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b LeakyReLU\u3001ELU\u3001Swish \u306a\u3069\u306e\u6d3b\u6027\u5316\u95a2\u6570\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30b7\u30e7\u30f3\u95a2\u6570\u3092 tf.nn \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u901a\u3058\u3066\u4f7f\u7528\u3067\u304d\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5c64\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u3057\u3066\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u5834\u5408\u3001\u9069\u5207\u306a\u6d3b\u6027\u5316\u95a2\u6570\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059.\u5b9f\u9a13\u3084\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u8abf\u6574\u3092\u901a\u3058\u3066\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3084\u30e2\u30c7\u30eb\u306b\u6700\u9069\u306a\u6d3b\u6027\u5316\u95a2\u6570\u3092\u6c7a\u5b9a\u3067\u304d\u307e\u3059.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u640d\u5931\u95a2\u6570\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u3067\u306f\u3001\u640d\u5931\u95a2\u6570 (Loss Function) \u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u7d50\u679c\u3068\u5b9f\u969b\u306e\u7d50\u679c\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002The selection of loss function is very important. \u3055\u307e\u3056\u307e\u306a\u640d\u5931\u95a2\u6570\u304c\u3055\u307e\u3056\u307e\u306a\u30b7\u30ca\u30ea\u30aa\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u901f\u5ea6\u3068\u7cbe\u5ea6\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u7684\u306a\u640d\u5931\u95a2\u6570\u306b\u306f\u6b21\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee (\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u3001MSE)<\/li>\n<\/ol>\n\n\n\n<p>\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u306f\u3001\u56de\u5e30\u554f\u984c\u3067\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u640d\u5931\u95a2\u6570\u3067\u3042\u308a\u3001\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u5024\u3068\u771f\u306e\u5024\u306e\u9593\u306e\u30ae\u30e3\u30c3\u30d7\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u3092\u8a08\u7b97\u3059\u308b\u5f0f\u306f $\\frac{1}{n}\\sum_{i=1}^{n}(y_{i}-\\hat{y_{i}})^{2}$ \u3067\u3059\u3002\u3053\u3053\u3067\u3001$ n$ \u306f\u30b5\u30f3\u30d7\u30eb\u6570\u3001$y_{i}$ \u306f\u5b9f\u969b\u306e\u5024\u3001$\\hat{y_{i}}$ \u306f\u4e88\u6e2c\u5024\u3067\u3059\u3002\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u304c\u5c0f\u3055\u3044\u307b\u3069\u3001\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u52b9\u679c\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30af\u30ed\u30b9\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc<\/li>\n<\/ol>\n\n\n\n<p>\u30af\u30ed\u30b9 \u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306f\u3001\u5206\u985e\u554f\u984c\u3067\u6700\u3082\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u640d\u5931\u95a2\u6570\u306e 1 \u3064\u3067\u3042\u308a\u3001\u5206\u985e\u554f\u984c\u306e\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u7cbe\u5ea6\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4e8c\u9805\u5206\u985e\u554f\u984c\u306e\u30af\u30ed\u30b9\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306e\u8a08\u7b97\u5f0f\u306f $-\\frac{1}{n}\\sum_{i=1}^{n}(y_{i}log(\\hat{y_{i}})+ (1-y_{i})log(1-\\hat{y_{i}}))$\u3001$n$ \u306f\u30b5\u30f3\u30d7\u30eb\u6570\u3001$y_{i}$ \u306f\u5b9f\u30ab\u30c6\u30b4\u30ea (0 \u307e\u305f\u306f 1)\u3001 $\\hat {y_{i}}$ \u306f\u4e88\u6e2c\u78ba\u7387\u3067\u3059\u3002\u30de\u30eb\u30c1\u30af\u30e9\u30b9\u306e\u5206\u985e\u554f\u984c\u306e\u5834\u5408\u3001\u30af\u30ed\u30b9\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u3092\u8a08\u7b97\u3059\u308b\u5f0f\u306f\u5c11\u3057\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30ed\u30b0\u30ed\u30b9 (Log Loss)<\/li>\n<\/ol>\n\n\n\n<p>\u5bfe\u6570\u640d\u5931\u306f\u3001\u30d0\u30a4\u30ca\u30ea\u5206\u985e\u554f\u984c\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u640d\u5931\u95a2\u6570\u3067\u3059. \u4ea4\u5dee\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306b\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u5bfe\u6570\u640d\u5931\u306f\u4e88\u6e2c\u5024\u306e\u5bfe\u6570\u78ba\u7387\u3092\u4f7f\u7528\u3057\u307e\u3059.&nbsp;\u5bfe\u6570\u640d\u5931\u306e\u8a08\u7b97\u5f0f\u306f $-\\frac{1}{n}\\sum_{i=1}^{n}(y_{i}log(\\hat{y_{i}})+(1-y_{ i})log(1-\\hat{y_{i}}))$\u3001$n$ \u306f\u30b5\u30f3\u30d7\u30eb\u6570\u3001$y_{i}$ \u306f\u5b9f\u30ab\u30c6\u30b4\u30ea (0 \u307e\u305f\u306f 1)\u3001$\\hat{y_ {i} }$ \u306f\u4e88\u6e2c\u78ba\u7387\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>KL\u6563\u5ea6\uff08Kullback-Leibler Divergence\uff09<\/li>\n<\/ol>\n\n\n\n<p>KL \u30c0\u30a4\u30d0\u30fc\u30b8\u30a7\u30f3\u30b9\u306f\u30012 \u3064\u306e\u5206\u5e03\u306e\u5dee\u306e\u5c3a\u5ea6\u3067\u3042\u308a\u3001\u30e2\u30c7\u30eb\u306e\u6700\u9069\u5316\u3068\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002KL \u30c0\u30a4\u30d0\u30fc\u30b8\u30a7\u30f3\u30b9\u306e\u8a08\u7b97\u5f0f\u306f $D_{KL}(P||Q)=\\sum_{i}p_{i}log(\\frac{p_{i}}{q_{i}})$ \u3067\u3001$P $ \u3068 $Q$ \u306f 2 \u3064\u306e\u5206\u5e03\u3067\u3001$p_{i}$ \u3068 $q_{i}$ \u306f\u305d\u308c\u305e\u308c 2 \u3064\u306e\u5206\u5e03\u306e $i$ \u756a\u76ee\u306e\u8981\u7d20\u306e\u78ba\u7387\u3067\u3059\u3002\u6df1\u5c64\u5b66\u7fd2\u3067\u306f\u3001KL \u767a\u6563\u304c\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u751f\u6210\u3055\u308c\u305f\u30b5\u30f3\u30d7\u30eb\u3068\u751f\u6210\u30e2\u30c7\u30eb\u3067\u3088\u304f\u4f7f\u7528\u3055\u308c\u308b\u5b9f\u969b\u306e\u30b5\u30f3\u30d7\u30eb\u3068\u306e\u5dee\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u30d2\u30f3\u30b8\u30ed\u30b9<\/li>\n<\/ol>\n\n\n\n<p>\u30d2\u30f3\u30b8\u640d\u5931\u306f\u5206\u985e\u554f\u984c\u306e\u640d\u5931\u95a2\u6570\u3067\u3001\u4e3b\u306b\u30b5\u30dd\u30fc\u30c8 \u30d9\u30af\u30bf\u30fc \u30de\u30b7\u30f3 (SVM) \u306a\u3069\u306e\u30e2\u30c7\u30eb\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002Hinge Loss \u306e\u8a08\u7b97\u5f0f\u306f $L=max(0,1-y\\cdot f(x))$ \u3067\u3001$y$ \u306f\u30b5\u30f3\u30d7\u30eb\u306e\u771f\u306e\u30ab\u30c6\u30b4\u30ea (1 \u307e\u305f\u306f -1)\u3001$f(x) $ \u306f\u30e2\u30c7\u30eb\u5024\u306e\u4e88\u6e2c\u3067\u3059\u3002$y\\cdot f(x)&gt;1$ \u306e\u5834\u5408\u3001\u640d\u5931\u306f 0 \u3067\u3042\u308a\u3001\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u3001\u640d\u5931\u306f $1-y\\cdot f(x)$ \u3067\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001tf.keras.losses \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u901a\u3058\u3066\u3055\u307e\u3056\u307e\u306a\u640d\u5931\u95a2\u6570\u3092\u4f7f\u7528\u3067\u304d\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u3057\u3066\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u5834\u5408\u3001\u9069\u5207\u306a\u640d\u5931\u95a2\u6570\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059.\u5b9f\u9a13\u3084\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u8abf\u6574\u3092\u901a\u3058\u3066\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3084\u30e2\u30c7\u30eb\u306b\u6700\u9069\u306a\u640d\u5931\u95a2\u6570\u3092\u6c7a\u5b9a\u3067\u304d\u307e\u3059.&nbsp;\u540c\u6642\u306b\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6c4e\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u4e2d\u306b\u640d\u5931\u95a2\u6570\u3092\u6700\u5c0f\u5316\u3059\u308b\u9069\u5207\u306a\u5b66\u7fd2\u7387\u3068\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u3082\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u3067\u306f\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u306f\u640d\u5931\u95a2\u6570\u3092\u6700\u5c0f\u5316\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u3042\u308a\u3001\u30e2\u30c7\u30eb \u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u4e2d\u306b\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u7d99\u7d9a\u7684\u306b\u66f4\u65b0\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u7cbe\u5ea6\u3092\u5f90\u3005\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u78ba\u7387\u7684\u52fe\u914d\u964d\u4e0b (SGD)<\/li>\n<\/ol>\n\n\n\n<p>\u78ba\u7387\u7684\u52fe\u914d\u964d\u4e0b\u6cd5\u306f\u3001\u6700\u3082\u57fa\u672c\u7684\u306a\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e 1 \u3064\u3067\u3042\u308a\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u4e2d\u306b\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u7d99\u7d9a\u7684\u306b\u8abf\u6574\u3057\u3066\u3001\u640d\u5931\u95a2\u6570\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u307e\u3059\u3002\u78ba\u7387\u7684\u52fe\u914d\u964d\u4e0b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u3001\u640d\u5931\u95a2\u6570\u306e\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3078\u306e\u504f\u5fae\u5206\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u66f4\u65b0\u3057\u3001\u30e2\u30c7\u30eb\u304c\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u6700\u9069\u89e3\u306b\u5f90\u3005\u306b\u8fd1\u3065\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30e2\u30e1\u30f3\u30bf\u30e0\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\uff08\u30e2\u30e1\u30f3\u30bf\u30e0\uff09<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30e1\u30f3\u30bf\u30e0\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u306f\u3001\u78ba\u7387\u7684\u52fe\u914d\u964d\u4e0b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u6539\u826f\u3067\u3042\u308a\u3001\u30e2\u30e1\u30f3\u30bf\u30e0\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5c0e\u5165\u3059\u308b\u3053\u3068\u3067\u3001\u30e2\u30c7\u30eb\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u66f4\u65b0\u30d7\u30ed\u30bb\u30b9\u3092\u9ad8\u901f\u5316\u3067\u304d\u307e\u3059\u3002\u904b\u52d5\u91cf\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u3001\u79fb\u52d5\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u901f\u5ea6\u3068\u898b\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u73fe\u5728\u306e\u52fe\u914d\u60c5\u5831\u3060\u3051\u3067\u306a\u304f\u3001\u4ee5\u524d\u306e\u52fe\u914d\u60c5\u5831\u3082\u8003\u616e\u3057\u3066\u3001\u30e2\u30c7\u30eb\u304c\u52fe\u914d\u65b9\u5411\u306b\u4e00\u5b9a\u306e\u904b\u52d5\u91cf\u3092\u7dad\u6301\u3057\u3001\u8fc5\u901f\u306b\u53ce\u675f\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u6700\u9069\u89e3\u3078\u3002\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>AdaGrad \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc<\/li>\n<\/ol>\n\n\n\n<p>AdaGrad \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u306f\u3001\u78ba\u7387\u7684\u52fe\u914d\u964d\u4e0b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u6539\u826f\u3067\u3042\u308a\u3001\u52fe\u914d\u306e\u5c65\u6b74\u60c5\u5831\u306b\u5f93\u3063\u3066\u52d5\u7684\u306b\u5b66\u7fd2\u7387\u3092\u8abf\u6574\u3059\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306f\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u7a7a\u9593\u3067\u6700\u9069\u89e3\u306b\u3059\u3070\u3084\u304f\u53ce\u675f\u3067\u304d\u307e\u3059\u3002AdaGrad \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u3001\u4e3b\u306b\u307e\u3070\u3089\u306a\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3068\u4e0d\u5747\u8861\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u66f4\u65b0\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>RMSProp \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6<\/li>\n<\/ol>\n\n\n\n<p>RMSProp \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u306f\u3001AdaGrad \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u6539\u826f\u7248\u3067\u3001\u6307\u6570\u52a0\u91cd\u79fb\u52d5\u5e73\u5747\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u52fe\u914d\u306e\u5c65\u6b74\u60c5\u5831\u3092\u5e73\u6ed1\u5316\u3057\u3001\u5e73\u6ed1\u5316\u3055\u308c\u305f\u5c65\u6b74\u60c5\u5831\u306b\u5f93\u3063\u3066\u5b66\u7fd2\u7387\u3092\u8abf\u6574\u3057\u307e\u3059\u3002RMSProp \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306f\u3001\u4e3b\u306b\u975e\u30b9\u30d1\u30fc\u30b9 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3068\u4e0d\u5747\u8861\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u66f4\u65b0\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>Adam \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6<\/li>\n<\/ol>\n\n\n\n<p>Adam \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u306f\u3001\u904b\u52d5\u91cf\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3068 RMSProp \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u3059. \u904b\u52d5\u91cf\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u904e\u53bb\u306e\u52fe\u914d\u60c5\u5831\u3092\u540c\u6642\u306b\u4f7f\u7528\u3057\u3001\u5b66\u7fd2\u7387\u3092\u52d5\u7684\u306b\u8abf\u6574\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30e2\u30c7\u30eb\u306f\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u7a7a\u9593\u3067\u6700\u9069\u89e3\u306b\u3059\u3070\u3084\u304f\u53ce\u675f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001tf.keras.optimizers \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u901a\u3058\u3066\u3055\u307e\u3056\u307e\u306a\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u3092\u4f7f\u7528\u3067\u304d\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u3057\u3066\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3084\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u969b\u306b\u306f\u3001\u9069\u5207\u306a\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u304c\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059.\u5b9f\u9a13\u3068\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u8abf\u6574\u3092\u901a\u3058\u3066\u3001\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3068\u30e2\u30c7\u30eb\u306b\u6700\u9069\u306a\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u6c7a\u5b9a\u3067\u304d\u307e\u3059.&nbsp;\u540c\u6642\u306b\u3001\u9069\u5207\u306a\u5b66\u7fd2\u3092\u901a\u3058\u3066\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9\u306b\u3082\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u5b66\u7fd2\u7387\u3068\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u3001\u640d\u5931\u95a2\u6570\u3092\u6700\u5c0f\u5316\u3057\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4e00\u822c\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u306b\u52a0\u3048\u3066\u3001Adagrad\u3001Adadelta\u3001Adamax\u3001Nadam \u306a\u3069\u306e\u4ed6\u306e\u6700\u9069\u5316\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u3044\u304f\u3064\u304b\u3042\u308a\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u9078\u629e\u3057\u3066\u8a66\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u307e\u3056\u307e\u306a\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u304c\u3055\u307e\u3056\u307e\u306a\u30b7\u30ca\u30ea\u30aa\u3084\u554f\u984c\u306b\u9069\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u7279\u5b9a\u306e\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u540c\u6642\u306b\u3001\u6700\u9069\u306a\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u52b9\u679c\u3092\u5f97\u308b\u305f\u3081\u306b\u3001\u5b66\u7fd2\u7387\u3084\u305d\u306e\u4ed6\u306e\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6 \u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u8abf\u6574\u306b\u3082\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u3068\u304d\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u306e\u554f\u984c\u3092\u56de\u907f\u3059\u308b\u3053\u3068\u306b\u3082\u6ce8\u610f\u3092\u6255\u3044\u3001\u30c7\u30fc\u30bf\u62e1\u5f35\u3001\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8\u3001\u6b63\u5247\u5316\u306a\u3069\u306e\u4e00\u822c\u7684\u306a\u624b\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u4e00\u822c\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306e TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>TensorFlow \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u3067\u306f\u3001\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u306e\u69cb\u7bc9\u306f\u901a\u5e38\u3001\u6b21\u306e\u624b\u9806\u306b\u5206\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30e2\u30c7\u30eb\u69cb\u9020\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305a\u3001\u5165\u529b\u5c64\u3001\u96a0\u308c\u5c64\u3001\u51fa\u529b\u5c64\u3092\u542b\u3080\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u69cb\u9020\u3092\u6c7a\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u901a\u5e38\u3001\u5165\u529b\u5c64\u306f\u7279\u5fb4\u30c7\u30fc\u30bf\u306b\u5bfe\u5fdc\u3057\u3001\u96a0\u308c\u5c64\u306f\u7279\u5fb4\u3092\u62bd\u51fa\u3057\u3066\u6b21\u5143\u3092\u524a\u6e1b\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u51fa\u529b\u5c64\u306f\u901a\u5e38\u3001\u4e88\u6e2c\u7d50\u679c\u307e\u305f\u306f\u5206\u985e\u7d50\u679c\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30e2\u30c7\u30eb\u306e\u5165\u529b\u3068\u51fa\u529b\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u5165\u529b\u3068\u51fa\u529b\u306f tf.keras.layers \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u901a\u3058\u3066\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001tf.keras.layers.Input \u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u5165\u529b\u5c64\u3092\u5b9a\u7fa9\u3057\u3001tf.keras.layers.Dense \u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u975e\u8868\u793a\u304a\u3088\u3073\u51fa\u529b\u5c64\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u5b9a\u7fa9<\/li>\n<\/ol>\n\n\n\n<p>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306b\u306f\u3001\u91cd\u307f\u3068\u30d0\u30a4\u30a2\u30b9\u304c\u542b\u307e\u308c\u307e\u3059\u3002TensorFlow \u3067\u306f tf.Variable \u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u5b9a\u7fa9\u3057\u3001\u521d\u671f\u5024\u3068\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u4e2d\u306b\u66f4\u65b0\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30e2\u30c7\u30eb\u8a08\u7b97\u30b0\u30e9\u30d5\u306e\u5b9a\u7fa9<\/li>\n<\/ol>\n\n\n\n<p>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u306e\u8a08\u7b97\u30b0\u30e9\u30d5\u306b\u306f\u3001\u9806\u65b9\u5411\u4f1d\u64ad\u3068\u9006\u65b9\u5411\u4f1d\u64ad\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u9806\u4f1d\u64ad\u306f\u30e2\u30c7\u30eb\u306e\u51fa\u529b\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u9006\u4f1d\u64ad\u306f\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u52fe\u914d\u3092\u8a08\u7b97\u3057\u3066\u66f4\u65b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u640d\u5931\u95a2\u6570\u3068\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u640d\u5931\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u7d50\u679c\u3068\u5b9f\u969b\u306e\u7d50\u679c\u306e\u5dee\u3092\u6e2c\u5b9a\u3057\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u4f7f\u7528\u3057\u3066\u640d\u5931\u95a2\u6570\u3092\u6700\u5c0f\u5316\u3057\u3001\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002TensorFlow \u3067\u306f\u3001tf.keras.losses \u304a\u3088\u3073 tf.keras.optimizers \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u640d\u5931\u95a2\u6570\u3068\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u5b9a\u7fa9\u3057\u3001\u305d\u308c\u3089\u3092\u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u3057\u3066\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306b\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3057\u3001\u30e2\u30c7\u30eb \u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b\u640d\u5931\u95a2\u6570\u3068\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u4f7f\u7528\u3057\u3001\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u5f90\u3005\u306b\u6700\u9069\u5316\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6c4e\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306b\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u3067\u3001\u8a55\u4fa1\u6307\u6a19\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6c4e\u5316\u80fd\u529b\u304c\u8a55\u4fa1\u3055\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u8a55\u4fa1\u6307\u6a19\u306b\u306f\u3001\u7cbe\u5ea6\u3001\u7cbe\u5ea6\u3001\u518d\u73fe\u7387\u3001F1 \u30b9\u30b3\u30a2\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u969b\u306b\u306f\u3001\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u9020\u3001\u640d\u5931\u95a2\u6570\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u9078\u629e\u3057\u3001\u5b9f\u9a13\u3068\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u8abf\u6574\u3092\u901a\u3058\u3066\u6700\u9069\u306a\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6c7a\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1\u306e\u969b\u306b\u9069\u5207\u306a\u624b\u6cd5\u3068\u65b9\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u904e\u9069\u5408\u306e\u554f\u984c\u3092\u56de\u907f\u3057\u3001\u30e2\u30c7\u30eb\u306e\u6c4e\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u306b\u3082\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>Convolutional Neural Network (CNN) \u3068 TensorFlow \u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (CNN) \u306f\u3001\u753b\u50cf\u306e\u8a8d\u8b58\u3068\u51e6\u7406\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u6df1\u5c64\u5b66\u7fd2\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u3059. \u7573\u307f\u8fbc\u307f\u5c64\u3068\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3092\u4f7f\u7528\u3057\u3066\u753b\u50cf\u306e\u7279\u5fb4\u3092\u62bd\u51fa\u3057\u3001\u3053\u308c\u3089\u306e\u7279\u5fb4\u3092\u5168\u7d50\u5408\u5c64\u3067\u7d71\u5408\u3057\u307e\u3059. \u7279\u5b9a\u306e\u5206\u985e\u7d50\u679c\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u307e\u3059.&nbsp;TensorFlow \u3067\u306f\u3001tf.keras.layers \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u306f\u3001\u901a\u5e38\u3001\u8907\u6570\u306e\u7573\u307f\u8fbc\u307f\u5c64\u3068\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u304c\u4ea4\u4e92\u306b\u69cb\u6210\u3055\u308c\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u5c64\u306f\u3001\u753b\u50cf\u5185\u306e\u5c40\u6240\u7684\u306a\u7279\u5fb4\u3092\u62bd\u51fa\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306f\u3001\u7279\u5fb4\u306b\u5bfe\u3057\u3066\u6b21\u5143\u524a\u6e1b\u3068\u4e26\u9032\u4e0d\u5909\u6027\u51e6\u7406\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002TensorFlow \u3067\u306f\u3001tf.keras.layers.Conv2D \u3092\u4f7f\u7528\u3057\u3066\u7573\u307f\u8fbc\u307f\u5c64\u3092\u5b9a\u7fa9\u3057\u3001tf.keras.layers.MaxPooling2D \u3092\u4f7f\u7528\u3057\u3066\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3092\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u5358\u7d14\u306a\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\nmodel = tf.keras.Sequential([\n    tf.keras.layers.Conv2D(32, (3, 3), activation='relu', input_shape=(28, 28, 1)),\n    tf.keras.layers.MaxPooling2D((2, 2)),\n    tf.keras.layers.Flatten(),\n    tf.keras.layers.Dense(10, activation='softmax')\n])\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30e2\u30c7\u30eb\u306f\u3001\u7573\u307f\u8fbc\u307f\u5c64\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3001\u5c55\u958b\u5c64\u3001\u5168\u7d50\u5408\u5c64\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u5c64\u306f\u300132 \u500b\u306e 3\u00d73 \u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u3092\u4f7f\u7528\u3057\u3066\u5165\u529b\u753b\u50cf\u306b\u5bfe\u3057\u3066\u7573\u307f\u8fbc\u307f\u6f14\u7b97\u3092\u5b9f\u884c\u3057\u3001ReLU \u6d3b\u6027\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u7573\u307f\u8fbc\u307f\u7d50\u679c\u306b\u5bfe\u3057\u3066\u975e\u7dda\u5f62\u5909\u63db\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306f\u6700\u5927\u30d7\u30fc\u30ea\u30f3\u30b0\u306e\u305f\u3081\u306b 2\u00d72 \u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u4f7f\u7528\u3057\u3001\u6a5f\u80fd\u306f\u6b21\u5143\u7684\u306b\u524a\u6e1b\u3055\u308c\u307e\u3059\u3002\u62e1\u5f35\u5c64\u306f\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306b\u3088\u3063\u3066\u51fa\u529b\u3055\u308c\u305f\u6a5f\u80fd\u30c6\u30f3\u30bd\u30eb\u3092 1 \u6b21\u5143\u30d9\u30af\u30c8\u30eb\u306b\u5e73\u5766\u5316\u3057\u307e\u3059\u3002\u5168\u7d50\u5408\u5c64\u306f\u3001\u7279\u5fb4\u30d9\u30af\u30c8\u30eb\u3092 10 \u500b\u306e\u5206\u985e\u7d50\u679c\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001softmax \u6d3b\u6027\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u78ba\u7387\u5206\u5e03\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u3068\u304d\u306f\u3001\u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u306e\u30b5\u30a4\u30ba\u3001\u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u306e\u6570\u3001\u30d7\u30fc\u30ea\u30f3\u30b0 \u30a6\u30a3\u30f3\u30c9\u30a6\u306e\u30b5\u30a4\u30ba\u3001\u5168\u7d50\u5408\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30cb\u30e5\u30fc\u30ed\u30f3\u6570\u306a\u3069\u3001\u9069\u5207\u306a\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u9078\u629e\u306b\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30ec\u30a4\u30e4\u30fc\u3092\u4f5c\u6210\u3057\u3001\u5b9f\u9a13\u3068\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u8abf\u6574\u3092\u901a\u3058\u3066\u6700\u9069\u306a\u3082\u306e\u3092\u6c7a\u5b9a\u3057\u307e\u3059. \u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc.&nbsp;\u540c\u6642\u306b\u3001\u30e2\u30c7\u30eb\u306e\u6c4e\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u8a55\u4fa1\u306e\u969b\u306b\u30c7\u30fc\u30bf\u306e\u62e1\u5f35\u3001\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8\u3001\u6b63\u5247\u5316\u306a\u3069\u306e\u9069\u5207\u306a\u624b\u6cd5\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306f\u4f55\u304b\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (CNN) \u306f\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3067\u3042\u308a\u3001\u7279\u306b\u753b\u50cf\u8a8d\u8b58\u304a\u3088\u3073\u753b\u50cf\u5206\u985e\u30bf\u30b9\u30af\u306b\u9069\u3057\u3066\u3044\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u7573\u307f\u8fbc\u307f\u5c64\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3001\u5168\u7d50\u5408\u5c64\u3001\u304a\u3088\u3073\u6d3b\u6027\u5316\u95a2\u6570\u3067\u69cb\u6210\u3055\u308c\u308b\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u9020\u3067\u3059.\u7573\u307f\u8fbc\u307f\u5c64\u3068\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306f\u3001\u753b\u50cf\u3092\u62bd\u51fa\u3059\u308b\u305f\u3081\u306e\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30b3\u30a2\u90e8\u5206\u3067\u3059.\u7279\u5fb4.<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u5c64\u306f\u3001\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6700\u3082\u91cd\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e 1 \u3064\u3067\u3001\u5b66\u7fd2\u53ef\u80fd\u306a\u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u306e\u30bb\u30c3\u30c8\u3067\u5165\u529b\u753b\u50cf\u3092\u7573\u307f\u8fbc\u3080\u3053\u3068\u306b\u3088\u308a\u3001\u753b\u50cf\u306e\u5c40\u6240\u7684\u306a\u7279\u5fb4\u3092\u62bd\u51fa\u3057\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u5c64\u306e\u5404\u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u306f\u3001\u5165\u529b\u753b\u50cf\u306e\u7279\u5b9a\u306e\u30d1\u30bf\u30fc\u30f3\u307e\u305f\u306f\u5f62\u72b6\u3092\u691c\u51fa\u3059\u308b\u30d5\u30a3\u30eb\u30bf\u30fc\u3068\u898b\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u5c64\u306e\u51fa\u529b\u306f\u901a\u5e38\u3001\u7279\u5fb4\u30de\u30c3\u30d7\u3068\u547c\u3070\u308c\u3001\u5404\u7279\u5fb4\u30de\u30c3\u30d7\u306f\u5165\u529b\u753b\u50cf\u306e\u5c40\u6240\u7279\u5fb4\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306f\u3001\u7279\u5fb4\u30de\u30c3\u30d7\u3092\u30c0\u30a6\u30f3\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u7279\u5fb4\u30de\u30c3\u30d7\u306e\u6b21\u5143\u3068\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u6570\u304c\u6e1b\u5c11\u3057\u3001\u30e2\u30c7\u30eb\u306e\u4e00\u822c\u5316\u80fd\u529b\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30d7\u30fc\u30ea\u30f3\u30b0\u64cd\u4f5c\u306b\u306f\u3001\u56fa\u5b9a\u30b5\u30a4\u30ba\u306e\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u30b9\u30e9\u30a4\u30c9\u3055\u305b\u3066\u7279\u5fb4\u30de\u30c3\u30d7\u3092\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3057\u3001\u30a6\u30a3\u30f3\u30c9\u30a6\u5185\u306e\u6700\u5927\u5024\u307e\u305f\u306f\u5e73\u5747\u5024\u3092\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u7d50\u679c\u3068\u3057\u3066\u53d6\u5f97\u3067\u304d\u308b\u6700\u5927\u30d7\u30fc\u30ea\u30f3\u30b0\u3068\u5e73\u5747\u30d7\u30fc\u30ea\u30f3\u30b0\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u5c64\u3068\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306b\u52a0\u3048\u3066\u3001\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306b\u306f\u3001\u5168\u7d50\u5408\u5c64\u3084\u6d3b\u6027\u5316\u95a2\u6570\u306a\u3069\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3082\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u5168\u7d50\u5408\u5c64\u3092\u4f7f\u7528\u3057\u3066\u7279\u5fb4\u30de\u30c3\u30d7\u3092\u7279\u5b9a\u306e\u5206\u985e\u7d50\u679c\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001\u6d3b\u6027\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u7279\u5fb4\u306b\u5bfe\u3057\u3066\u975e\u7dda\u5f62\u5909\u63db\u3092\u5b9f\u884c\u3057\u3001\u30e2\u30c7\u30eb\u306e\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u80fd\u529b\u3092\u9ad8\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u901a\u5e38\u3001\u30d0\u30c3\u30af\u30d7\u30ed\u30d1\u30b2\u30fc\u30b7\u30e7\u30f3 \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u63a1\u7528\u3057\u3066\u3001\u640d\u5931\u95a2\u6570\u3092\u6700\u5c0f\u5316\u3059\u308b\u3053\u3068\u3067\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6700\u9069\u5316\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u640d\u5931\u95a2\u6570\u306b\u306f\u3001\u4ea4\u5dee\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u3001\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3068\u691c\u8a3c\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u304a\u3088\u3073\u8a55\u4fa1\u3057\u3001\u30c7\u30fc\u30bf\u306e\u5f37\u5316\u3001\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8\u3001\u6b63\u5247\u5316\u306a\u3069\u306e\u30aa\u30fc\u30d0\u30fc\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u306e\u554f\u984c\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u3001\u3044\u304f\u3064\u304b\u306e\u4e00\u822c\u7684\u306a\u624b\u6cd5\u3068\u65b9\u6cd5\u3092\u63a1\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u5c40\u6240\u8a8d\u8b58\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u5171\u6709\u3001\u4e26\u9032\u4e0d\u5909\u6027\u306a\u3069\u306e\u7279\u6027\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u753b\u50cf\u306a\u3069\u306e\u30c7\u30fc\u30bf\u3092\u52b9\u679c\u7684\u306b\u51e6\u7406\u3067\u304d\u3001\u753b\u50cf\u8a8d\u8b58\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u691c\u51fa\u3001\u97f3\u58f0\u8a8d\u8b58\u306a\u3069\u306e\u5206\u91ce\u3067\u512a\u308c\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u9054\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>CNN\u306e\u57fa\u672c\u7684\u306a\u69cb\u6210\u8981\u7d20\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (CNN) \u306f\u3001\u3044\u304f\u3064\u304b\u306e\u7573\u307f\u8fbc\u307f\u5c64\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3001\u5168\u7d50\u5408\u5c64\u3001\u6d3b\u6027\u5316\u95a2\u6570\u304b\u3089\u69cb\u6210\u3055\u308c\u308b\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u9020\u3067\u3042\u308a\u3001\u305d\u306e\u3046\u3061\u7573\u307f\u8fbc\u307f\u5c64\u3068\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306f\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u7279\u5fb4\u3092\u62bd\u51fa\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u753b\u50cf\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u7573\u307f\u8fbc\u307f\u5c64<\/li>\n<\/ol>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u5c64\u306f\u3001\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6700\u3082\u91cd\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e 1 \u3064\u3067\u3001\u5b66\u7fd2\u53ef\u80fd\u306a\u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u306e\u30bb\u30c3\u30c8\u3067\u5165\u529b\u753b\u50cf\u3092\u7573\u307f\u8fbc\u3080\u3053\u3068\u306b\u3088\u308a\u3001\u753b\u50cf\u306e\u5c40\u6240\u7684\u306a\u7279\u5fb4\u3092\u62bd\u51fa\u3057\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u5c64\u306e\u5404\u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u306f\u3001\u5165\u529b\u753b\u50cf\u306e\u7279\u5b9a\u306e\u30d1\u30bf\u30fc\u30f3\u307e\u305f\u306f\u5f62\u72b6\u3092\u691c\u51fa\u3059\u308b\u30d5\u30a3\u30eb\u30bf\u30fc\u3068\u898b\u306a\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u5c64\u306e\u51fa\u529b\u306f\u901a\u5e38\u3001\u7279\u5fb4\u30de\u30c3\u30d7\u3068\u547c\u3070\u308c\u3001\u5404\u7279\u5fb4\u30de\u30c3\u30d7\u306f\u5165\u529b\u753b\u50cf\u306e\u5c40\u6240\u7279\u5fb4\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64<\/li>\n<\/ol>\n\n\n\n<p>\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306f\u3001\u7279\u5fb4\u30de\u30c3\u30d7\u3092\u30c0\u30a6\u30f3\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u7279\u5fb4\u30de\u30c3\u30d7\u306e\u6b21\u5143\u3068\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u6570\u304c\u6e1b\u5c11\u3057\u3001\u30e2\u30c7\u30eb\u306e\u4e00\u822c\u5316\u80fd\u529b\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30d7\u30fc\u30ea\u30f3\u30b0\u64cd\u4f5c\u306b\u306f\u3001\u56fa\u5b9a\u30b5\u30a4\u30ba\u306e\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u30b9\u30e9\u30a4\u30c9\u3055\u305b\u3066\u7279\u5fb4\u30de\u30c3\u30d7\u3092\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u3057\u3001\u30a6\u30a3\u30f3\u30c9\u30a6\u5185\u306e\u6700\u5927\u5024\u307e\u305f\u306f\u5e73\u5747\u5024\u3092\u30b5\u30f3\u30d7\u30ea\u30f3\u30b0\u7d50\u679c\u3068\u3057\u3066\u53d6\u5f97\u3067\u304d\u308b\u6700\u5927\u30d7\u30fc\u30ea\u30f3\u30b0\u3068\u5e73\u5747\u30d7\u30fc\u30ea\u30f3\u30b0\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u5168\u7d50\u5408\u5c64<\/li>\n<\/ol>\n\n\n\n<p>\u5168\u7d50\u5408\u5c64\u306f\u7279\u5fb4\u30de\u30c3\u30d7\u3092\u7279\u5b9a\u306e\u5206\u985e\u7d50\u679c\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001\u901a\u5e38\u3001\u5168\u7d50\u5408\u5c64\u306f\u5206\u985e\u307e\u305f\u306f\u56de\u5e30\u306e\u305f\u3081\u306b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u6700\u5f8c\u306b\u8ffd\u52a0\u3055\u308c\u307e\u3059\u3002\u5168\u7d50\u5408\u5c64\u306e\u30cb\u30e5\u30fc\u30ed\u30f3\u306e\u6570\u306f\u3001\u51fa\u529b\u5c64\u306e\u30ab\u30c6\u30b4\u30ea\u306e\u6570\u3068\u540c\u3058\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u6d3b\u6027\u5316\u6a5f\u80fd<\/li>\n<\/ol>\n\n\n\n<p>\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30b7\u30e7\u30f3\u95a2\u6570\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u80fd\u529b\u3092\u9ad8\u3081\u308b\u305f\u3081\u306b\u3001\u7279\u5fb4\u306b\u5bfe\u3057\u3066\u975e\u7dda\u5f62\u5909\u63db\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u6d3b\u6027\u5316\u95a2\u6570\u306b\u306f\u3001ReLU\u3001Sigmoid\u3001Tanh \u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u52fe\u914d\u6d88\u5931\u306e\u554f\u984c\u3092\u52b9\u679c\u7684\u306b\u8efd\u6e1b\u3057\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u901f\u5ea6\u3068\u5b89\u5b9a\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001ReLU \u6d3b\u6027\u5316\u95a2\u6570\u304c\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u901a\u5e38\u3001\u30d0\u30c3\u30af\u30d7\u30ed\u30d1\u30b2\u30fc\u30b7\u30e7\u30f3 \u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u63a1\u7528\u3057\u3066\u3001\u640d\u5931\u95a2\u6570\u3092\u6700\u5c0f\u5316\u3059\u308b\u3053\u3068\u3067\u30e2\u30c7\u30eb \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6700\u9069\u5316\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u640d\u5931\u95a2\u6570\u306b\u306f\u3001\u4ea4\u5dee\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u3001\u5e73\u5747\u4e8c\u4e57\u8aa4\u5dee\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3068\u691c\u8a3c\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u304a\u3088\u3073\u8a55\u4fa1\u3057\u3001\u30c7\u30fc\u30bf\u306e\u5f37\u5316\u3001\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8\u3001\u6b63\u5247\u5316\u306a\u3069\u306e\u30aa\u30fc\u30d0\u30fc\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u306e\u554f\u984c\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u3001\u3044\u304f\u3064\u304b\u306e\u4e00\u822c\u7684\u306a\u624b\u6cd5\u3068\u65b9\u6cd5\u3092\u63a1\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow\u3092\u4f7f\u3063\u305fCNN\u306e\u5b9f\u88c5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3067 CNN \u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u3092\u5b8c\u4e86\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305a\u3001TensorFlow \u3084 numpy \u306a\u3069\u306e\u5fc5\u8981\u306a\u30e9\u30a4\u30d6\u30e9\u30ea\u3068\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066 TensorFlow \u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u6e96\u5099\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>CNN \u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u524d\u306b\u3001\u5bfe\u5fdc\u3059\u308b\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u6e96\u5099\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u901a\u5e38\u306f\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u30c6\u30b9\u30c8\u306b\u753b\u50cf\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002TensorFlow \u304c\u63d0\u4f9b\u3059\u308b tf.data.Dataset \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30ed\u30fc\u30c9\u3059\u308b\u304b\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3 \u30e9\u30a4\u30d6\u30e9\u30ea (PIL\u3001OpenCV \u306a\u3069) \u3092\u4f7f\u7528\u3057\u3066\u753b\u50cf\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u901a\u5e38\u3001\u5165\u529b\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u6b63\u898f\u5316\u3084\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306a\u3069\u306e\u524d\u51e6\u7406\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u306f\u3001TensorFlow \u306e Keras API \u3092\u4f7f\u7528\u3057\u3066\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u5358\u7d14\u306a\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model = tf.keras.Sequential([\n    tf.keras.layers.Conv2D(32, (3, 3), activation='relu', input_shape=(28, 28, 1)),\n    tf.keras.layers.MaxPooling2D((2, 2)),\n    tf.keras.layers.Flatten(),\n    tf.keras.layers.Dense(10, activation='softmax')\n])\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30e2\u30c7\u30eb\u306f\u3001\u7573\u307f\u8fbc\u307f\u5c64\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3001\u5c55\u958b\u5c64\u3001\u5168\u7d50\u5408\u5c64\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u5c64\u306f\u300132 \u500b\u306e 3\u00d73 \u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u3092\u4f7f\u7528\u3057\u3066\u5165\u529b\u753b\u50cf\u306b\u5bfe\u3057\u3066\u7573\u307f\u8fbc\u307f\u6f14\u7b97\u3092\u5b9f\u884c\u3057\u3001ReLU \u6d3b\u6027\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u7573\u307f\u8fbc\u307f\u7d50\u679c\u306b\u5bfe\u3057\u3066\u975e\u7dda\u5f62\u5909\u63db\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306f\u6700\u5927\u30d7\u30fc\u30ea\u30f3\u30b0\u306e\u305f\u3081\u306b 2\u00d72 \u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u4f7f\u7528\u3057\u3001\u6a5f\u80fd\u306f\u6b21\u5143\u7684\u306b\u524a\u6e1b\u3055\u308c\u307e\u3059\u3002\u62e1\u5f35\u5c64\u306f\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306b\u3088\u3063\u3066\u51fa\u529b\u3055\u308c\u305f\u6a5f\u80fd\u30c6\u30f3\u30bd\u30eb\u3092 1 \u6b21\u5143\u30d9\u30af\u30c8\u30eb\u306b\u5e73\u5766\u5316\u3057\u307e\u3059\u3002\u5168\u7d50\u5408\u5c64\u306f\u3001\u7279\u5fb4\u30d9\u30af\u30c8\u30eb\u3092 10 \u500b\u306e\u5206\u985e\u7d50\u679c\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001softmax \u6d3b\u6027\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u78ba\u7387\u5206\u5e03\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u305f\u3089\u3001compile() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3001\u640d\u5931\u95a2\u6570\u3001\u304a\u3088\u3073\u8a55\u4fa1\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30e2\u30c7\u30eb \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092 Adam \u306b\u3001\u640d\u5931\u95a2\u6570\u3092\u30af\u30ed\u30b9 \u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u306b\u3001\u8a55\u4fa1\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\u3092\u7cbe\u5ea6\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model.compile(optimizer='adam',\n              loss='sparse_categorical_crossentropy',\n              metrics=['accuracy'])\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>fit() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3001\u30d0\u30c3\u30c1 \u30b5\u30a4\u30ba\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e9\u30a6\u30f3\u30c9\u6570\u306a\u3069\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f MNIST \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3001\u5404\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306f 32 \u30b5\u30f3\u30d7\u30eb\u3092\u5165\u529b\u3057\u300110 \u30e9\u30a6\u30f3\u30c9\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>history = model.fit(train_dataset, epochs=10, batch_size=32,\n                    validation_data=val_dataset, verbose=1)\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u8a55\u4fa1\u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>evaluate() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3057\u3001\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3068\u8a55\u4fa1\u6307\u6a19\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3067\u30e2\u30c7\u30eb\u306e\u7cbe\u5ea6\u3092\u8a55\u4fa1\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>test_loss, test_acc = model\n<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>test_dataset.evaluate(verbose=2)<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>\n7. \u4f7f\u7528\u6a21\u578b\u8fdb\u884c\u9884\u6d4b\n\n\u4f7f\u7528predict()\u51fd\u6570\u4f7f\u7528\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u5bf9\u65b0\u6837\u672c\u8fdb\u884c\u5206\u7c7b\u9884\u6d4b\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u4ee3\u7801\u4f7f\u7528\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u5bf9\u4e00\u5f20\u56fe\u7247\u8fdb\u884c\u9884\u6d4b\uff1a\n\n```python\nimport numpy as np\nfrom PIL import Image\n\nimg = Image.open('test_image.jpg').convert('L')  # \u8bfb\u53d6\u56fe\u7247\u5e76\u8f6c\u6362\u4e3a\u7070\u5ea6\u56fe\nimg = img.resize((28, 28))  # \u7f29\u653e\u56fe\u7247\u5c3a\u5bf8\u4e3a28x28\nimg_arr = np.array(img) \/ 255.0  # \u8f6c\u6362\u4e3anumpy\u6570\u7ec4\u5e76\u8fdb\u884c\u5f52\u4e00\u5316\u5904\u7406\nimg_arr = np.expand_dims(img_arr, axis=0)  # \u589e\u52a0\u4e00\u7ef4\uff0c\u8868\u793a\u6837\u672c\u6570\u91cf\u4e3a1\nimg_arr = np.expand_dims(img_arr, axis=-1)  # \u589e\u52a0\u4e00\u7ef4\uff0c\u8868\u793a\u901a\u9053\u6570\u4e3a1\n\npred = model.predict(img_arr)  # \u4f7f\u7528\u6a21\u578b\u8fdb\u884c\u9884\u6d4b\nlabel = np.argmax(pred)  # \u53d6\u6700\u5927\u6982\u7387\u5bf9\u5e94\u7684\u6807\u7b7e\nprint(label)\n<\/code><\/pre>\n\n\n\n<p>\u4ee5\u4e0a\u304c TensorFlow \u3092\u4f7f\u3063\u3066 CNN \u3092\u5b9f\u88c5\u3059\u308b\u57fa\u672c\u7684\u306a\u624b\u9806\u3067\u3059\u304c\u3001\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3055\u3089\u306b\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u306e\u8abf\u6574\u3001\u30c7\u30fc\u30bf\u306e\u62e1\u5f35\u3001\u30e2\u30c7\u30eb\u306e\u53ef\u8996\u5316\u306a\u3069\u306e\u64cd\u4f5c\u304c\u5fc5\u8981\u306b\u306a\u308b\u3053\u3068\u306f\u8a00\u3046\u307e\u3067\u3082\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>CNN \u306e\u4f8b\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044: \u753b\u50cf\u5206\u985e\u30bf\u30b9\u30af<\/p>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u3001\u753b\u50cf\u5206\u985e\u30bf\u30b9\u30af\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u3067\u306f\u3001\u753b\u50cf\u5206\u985e\u30bf\u30b9\u30af\u306b\u304a\u3051\u308b CNN \u306e\u9069\u7528\u3092\u8a73\u7d30\u306b\u8aac\u660e\u3059\u308b\u305f\u3081\u306b\u3001MNIST \u624b\u66f8\u304d\u6570\u5b57\u753b\u50cf\u5206\u985e\u30bf\u30b9\u30af\u3092\u4f8b\u3068\u3057\u3066\u53d6\u308a\u4e0a\u3052\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u6e96\u5099<\/li>\n<\/ol>\n\n\n\n<p>MNIST \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306b\u306f\u300160,000 \u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30a4\u30e1\u30fc\u30b8\u3068 10,000 \u306e\u30c6\u30b9\u30c8 \u30a4\u30e1\u30fc\u30b8\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u5404\u30a4\u30e1\u30fc\u30b8\u306e\u30b5\u30a4\u30ba\u306f 28\u00d728 \u3067\u3001\u30e9\u30d9\u30eb\u306f 0 \uff5e 9 \u306e\u6570\u5b57\u3067\u3059\u3002TensorFlow \u304c\u63d0\u4f9b\u3059\u308b tf.keras.datasets \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066 MNIST \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30ed\u30fc\u30c9\u3059\u308b\u304b\u3001\u30b5\u30fc\u30c9\u30d1\u30fc\u30c6\u30a3 \u30e9\u30a4\u30d6\u30e9\u30ea (keras\u3001torchvision \u306a\u3069) \u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\nfrom tensorflow import keras\n\n(x_train, y_train), (x_test, y_test) = keras.datasets.mnist.load_data()\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u524d\u51e6\u7406<\/li>\n<\/ol>\n\n\n\n<p>\u5165\u529b\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u6b63\u898f\u5316\u3084\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306a\u3069\u306e\u524d\u51e6\u7406\u64cd\u4f5c\u3092\u5b9f\u884c\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30d4\u30af\u30bb\u30eb\u5024\u3092 [0,1] \u306e\u7bc4\u56f2\u306b\u6b63\u898f\u5316\u3059\u308b\u306b\u306f:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>x_train = x_train \/ 255.0\nx_test = x_test \/ 255.0\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u306f\u3001TensorFlow \u306e Keras API \u3092\u4f7f\u7528\u3057\u3066\u5b9a\u7fa9\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u5358\u7d14\u306a CNN \u30e2\u30c7\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model = keras.Sequential([\n    keras.layers.Conv2D(32, (3, 3), activation='relu', input_shape=(28, 28, 1)),\n    keras.layers.MaxPooling2D((2, 2)),\n    keras.layers.Flatten(),\n    keras.layers.Dense(10, activation='softmax')\n])\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30e2\u30c7\u30eb\u306f\u3001\u7573\u307f\u8fbc\u307f\u5c64\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u3001\u5c55\u958b\u5c64\u3001\u5168\u7d50\u5408\u5c64\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u7573\u307f\u8fbc\u307f\u5c64\u306f\u300132 \u500b\u306e 3\u00d73 \u7573\u307f\u8fbc\u307f\u30ab\u30fc\u30cd\u30eb\u3092\u4f7f\u7528\u3057\u3066\u5165\u529b\u753b\u50cf\u306b\u5bfe\u3057\u3066\u7573\u307f\u8fbc\u307f\u6f14\u7b97\u3092\u5b9f\u884c\u3057\u3001ReLU \u6d3b\u6027\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u7573\u307f\u8fbc\u307f\u7d50\u679c\u306b\u5bfe\u3057\u3066\u975e\u7dda\u5f62\u5909\u63db\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306f\u6700\u5927\u30d7\u30fc\u30ea\u30f3\u30b0\u306e\u305f\u3081\u306b 2\u00d72 \u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u4f7f\u7528\u3057\u3001\u6a5f\u80fd\u306f\u6b21\u5143\u7684\u306b\u524a\u6e1b\u3055\u308c\u307e\u3059\u3002\u62e1\u5f35\u5c64\u306f\u3001\u30d7\u30fc\u30ea\u30f3\u30b0\u5c64\u306b\u3088\u3063\u3066\u51fa\u529b\u3055\u308c\u305f\u6a5f\u80fd\u30c6\u30f3\u30bd\u30eb\u3092 1 \u6b21\u5143\u30d9\u30af\u30c8\u30eb\u306b\u5e73\u5766\u5316\u3057\u307e\u3059\u3002\u5168\u7d50\u5408\u5c64\u306f\u3001\u7279\u5fb4\u30d9\u30af\u30c8\u30eb\u3092 10 \u500b\u306e\u5206\u985e\u7d50\u679c\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001softmax \u6d3b\u6027\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u78ba\u7387\u5206\u5e03\u3092\u51fa\u529b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u7573\u307f\u8fbc\u307f\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u305f\u3089\u3001compile() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3001\u640d\u5931\u95a2\u6570\u3001\u304a\u3088\u3073\u8a55\u4fa1\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model.compile(optimizer='adam',\n              loss='sparse_categorical_crossentropy',\n              metrics=['accuracy'])\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>fit() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3001\u30d0\u30c3\u30c1 \u30b5\u30a4\u30ba\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e9\u30a6\u30f3\u30c9\u6570\u306a\u3069\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model.fit(x_train, y_train, epochs=5, batch_size=32, validation_data=(x_test, y_test))\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u8a55\u4fa1\u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>evaluate() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u8a55\u4fa1\u3057\u3001\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3068\u8a55\u4fa1\u6307\u6a19\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>test_loss, test_acc = model.evaluate(x_test, y_test)\nprint('Test accuracy:', test_acc)\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u4e8b\u524d\u306b<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u6e2c\u5b9a<\/p>\n\n\n\n<p>predict() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u65b0\u3057\u3044\u30b5\u30f3\u30d7\u30eb\u306e\u5206\u985e\u4e88\u6e2c\u3092\u884c\u3044\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30b9\u30c8 \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u5185\u306e\u753b\u50cf\u3092\u4e88\u6e2c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import numpy as np\nimport matplotlib.pyplot as plt\n\n# \u9009\u62e9\u6d4b\u8bd5\u96c6\u4e2d\u7684\u4e00\u5f20\u56fe\u7247\u8fdb\u884c\u9884\u6d4b\nidx = 100\nimg = x_test[idx]\nlabel = y_test[idx]\n\n# \u6269\u5c55\u4e00\u7ef4\uff0c\u8868\u793a\u6837\u672c\u6570\u91cf\u4e3a1\nimg = np.expand_dims(img, axis=0)\n\n# \u4f7f\u7528\u6a21\u578b\u8fdb\u884c\u9884\u6d4b\npred = model.predict(img)\npred_label = np.argmax(pred)\n\n# \u663e\u793a\u56fe\u7247\u548c\u9884\u6d4b\u7ed3\u679c\nplt.imshow(x_test[idx], cmap='gray')\nplt.title('True label: {} \\nPredicted label: {}'.format(label, pred_label))\nplt.show()\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306f\u3001\u753b\u50cf\u5206\u985e\u30bf\u30b9\u30af\u3067\u306e CNN \u306e\u9069\u7528\u3067\u3059\u3002\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u5f37\u5316\u3084\u30e2\u30c7\u30eb\u306e\u5fae\u8abf\u6574\u306a\u3069\u306e\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3055\u3089\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>Recurrent Neural Network (RNN) \u3068 TensorFlow \u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ab\u30ec\u30f3\u30c8 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (RNN) \u306f\u3001\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u306e\u51e6\u7406\u306b\u4f7f\u7528\u3067\u304d\u308b\u4e00\u822c\u7684\u306a\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u9020\u3067\u3059\u3002\u30d5\u30a3\u30fc\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306f\u7570\u306a\u308a\u3001RNN \u306f\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af \u30eb\u30fc\u30d7\u3092\u4ecb\u3057\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u5f8c\u7d9a\u306e\u30bf\u30a4\u30e0 \u30b9\u30c6\u30c3\u30d7\u306b\u60c5\u5831\u3092\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u4ee5\u524d\u306e\u5165\u529b\u60c5\u5831\u3092\u8a18\u61b6\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u306f\u3001RNN \u30e2\u30c7\u30eb\u3092\u4fbf\u5229\u306b\u69cb\u7bc9\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3001\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306e\u3044\u304f\u3064\u304b\u306e API \u3068\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>TensorFlow \u306e RNN \u30e2\u30b8\u30e5\u30fc\u30eb<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u3055\u307e\u3056\u307e\u306a RNN \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>tf.keras.layers.SimpleRNN<\/li>\n\n\n\n<li>tf.keras.layers.LSTM<\/li>\n\n\n\n<li>tf.keras.layers.GRU<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u3088\u308a\u3001RNN \u30e2\u30c7\u30eb\u306e\u69cb\u7bc9\u304c\u5bb9\u6613\u306b\u306a\u308a\u3001\u8907\u6570\u306e RNN \u30d0\u30ea\u30a2\u30f3\u30c8\u3092\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f 1 \u3064\u306e LSTM \u5c64\u3092\u6301\u3064\u5358\u7d14\u306a RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model = tf.keras.Sequential([\n    tf.keras.layers.LSTM(64, input_shape=(None, 128)),\n    tf.keras.layers.Dense(10, activation='softmax')\n])\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>RNN \u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>\u30d5\u30a3\u30fc\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u540c\u69d8\u306b\u3001RNN \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b\u306f\u3001\u640d\u5931\u95a2\u6570\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3001\u304a\u3088\u3073\u8a55\u4fa1\u6307\u6a19\u306e\u307b\u304b\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u3084\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e9\u30a6\u30f3\u30c9\u6570\u306a\u3069\u306e\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u5358\u7d14\u306a\u640d\u5931\u95a2\u6570\u3068\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3092\u5b9a\u7fa9\u3057\u3001fit() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066 RNN \u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model.compile(loss='categorical_crossentropy', optimizer='adam', metrics=['accuracy'])\nmodel.fit(train_dataset, epochs=10, validation_data=val_dataset)\n<\/code><\/pre>\n\n\n\n<p>\u305d\u306e\u4e2d\u3067\u3001train_dataset \u3068 val_dataset \u306f\u3001tf.data.Dataset \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u4f5c\u6210\u3055\u308c\u305f\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u304a\u3088\u3073\u691c\u8a3c\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>RNN \u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u305f\u4e88\u6e2c<\/li>\n<\/ol>\n\n\n\n<p>RNN \u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u305f\u4e88\u6e2c\u3067\u306f\u3001predict() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3001\u5165\u529b\u30c7\u30fc\u30bf\u3092\u9069\u5207\u306a\u5f62\u5f0f\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e RNN \u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30ad\u30b9\u30c8\u306e\u30bb\u30f3\u30c1\u30e1\u30f3\u30c8\u5206\u985e\u3092\u4e88\u6e2c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>text = \"This movie is terrible. I hate it.\"\ntokens = tokenizer.texts_to_sequences([text])\ntokens_padded = tf.keras.preprocessing.sequence.pad_sequences(tokens, maxlen=max_len, padding='post')\npred = model.predict(tokens_padded)[0]\nlabel = np.argmax(pred)\n<\/code><\/pre>\n\n\n\n<p>\u305d\u306e\u4e2d\u3067\u3001tokenizer \u306f tf.keras.preprocessing.text \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u4f5c\u6210\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8 \u30c8\u30fc\u30af\u30ca\u30a4\u30b6\u30fc\u3067\u3042\u308a\u3001max_len \u306f\u4e8b\u524d\u5b9a\u7fa9\u3055\u308c\u305f\u6700\u5927\u30b7\u30fc\u30b1\u30f3\u30b9\u9577\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306f\u3001TensorFlow \u3092\u4f7f\u7528\u3057\u3066 RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3001\u8a55\u4fa1\u3059\u308b\u57fa\u672c\u7684\u306a\u65b9\u6cd5\u3067\u3059\u3002\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3055\u3089\u306b\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001RNN \u30d0\u30ea\u30a2\u30f3\u30c8\u3001\u53cc\u65b9\u5411 RNN\u3001\u30a2\u30c6\u30f3\u30b7\u30e7\u30f3 \u30e1\u30ab\u30cb\u30ba\u30e0\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30ea\u30ab\u30ec\u30f3\u30c8\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306f\u4f55\u304b\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ab\u30ec\u30f3\u30c8 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (RNN) \u306f\u3001\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306e\u4e00\u822c\u7684\u306a\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u9020\u3067\u3059\u3002\u30d5\u30a3\u30fc\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u306f\u7570\u306a\u308a\u3001RNN \u306f\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af \u30eb\u30fc\u30d7\u3092\u4ecb\u3057\u3066\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304b\u3089\u5f8c\u7d9a\u306e\u30bf\u30a4\u30e0 \u30b9\u30c6\u30c3\u30d7\u306b\u60c5\u5831\u3092\u6e21\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u4ee5\u524d\u306e\u5165\u529b\u60c5\u5831\u3092\u8a18\u61b6\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5f93\u6765\u306e\u30d5\u30a3\u30fc\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3067\u306f\u3001\u5404\u5165\u529b\u306f\u500b\u5225\u306b\u51e6\u7406\u3055\u308c\u3001\u51fa\u529b\u306f\u524d\u306e\u5165\u529b\u306b\u5f71\u97ff\u3057\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u5834\u5408\u3001\u901a\u5e38\u3001\u524d\u306e\u5165\u529b\u304c\u6b21\u306e\u51fa\u529b\u306b\u91cd\u8981\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002\u3053\u306e\u3068\u304d\u3001\u524d\u306e\u60c5\u5831\u3092\u8a18\u61b6\u3067\u304d\u308b\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u69cb\u9020\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p>RNN \u3067\u306f\u3001\u5404\u30bf\u30a4\u30e0 \u30b9\u30c6\u30c3\u30d7\u306e\u5165\u529b\u306f\u3001\u73fe\u6642\u70b9\u3067\u306e\u5165\u529b\u3060\u3051\u3067\u306a\u304f\u3001\u524d\u306e\u30bf\u30a4\u30e0 \u30b9\u30c6\u30c3\u30d7\u306e\u51fa\u529b\u306b\u3082\u4f9d\u5b58\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001RNN \u306f\u73fe\u5728\u306e\u77ac\u9593\u306e\u5165\u529b\u3068\u524d\u306e\u30bf\u30a4\u30e0 \u30b9\u30c6\u30c3\u30d7\u306e\u51fa\u529b\u3092\u5165\u529b\u3068\u3057\u3066\u53d7\u3051\u53d6\u308a\u3001\u518d\u5e30\u95a2\u6570 (\u307e\u305f\u306f\u518d\u5e30\u30e6\u30cb\u30c3\u30c8\u3068\u547c\u3070\u308c\u308b) \u3092\u4ecb\u3057\u3066\u73fe\u5728\u306e\u77ac\u9593\u306e\u51fa\u529b\u3068\u72b6\u614b\u3092\u8a08\u7b97\u3057\u3001\u305d\u306e\u72b6\u614b\u3092 \u306b\u6e21\u3057\u307e\u3059\u3002\u6b21\u306e\u6642\u9593\u30b9\u30c6\u30c3\u30d7 .&nbsp;\u3053\u306e\u3088\u3046\u306b\u3057\u3066\u3001RNN \u306f\u4ee5\u524d\u306e\u5165\u529b\u60c5\u5831\u3092\u4f7f\u7528\u3057\u3001\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af \u30eb\u30fc\u30d7\u3092\u901a\u3058\u3066\u30b7\u30fc\u30b1\u30f3\u30b9\u306e\u30e2\u30c7\u30ea\u30f3\u30b0\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>RNN \u306f\u3001\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\u3001\u97f3\u58f0\u8a8d\u8b58\u3001\u6642\u7cfb\u5217\u4e88\u6e2c\u306a\u3069\u306e\u5206\u91ce\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5f93\u6765\u306e RNN \u306b\u306f\u3001\u52fe\u914d\u6d88\u5931\u3084\u52fe\u914d\u7206\u767a\u306a\u3069\u306e\u554f\u984c\u304c\u3042\u308a\u3001\u9577\u3044\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u3067\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u304c\u5236\u9650\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u554f\u984c\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306b\u3001Long Short-Term Memory Networks (LSTM) \u3084 Gated Recurrent Units (GRU) \u306a\u3069\u3001\u3044\u304f\u3064\u304b\u306e\u6539\u826f\u3055\u308c\u305f RNN \u30d0\u30ea\u30a2\u30f3\u30c8\u304c\u767b\u5834\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u306f\u3001\u7570\u306a\u308b\u30b2\u30fc\u30c6\u30a3\u30f3\u30b0 \u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u4f7f\u7528\u3057\u3066\u60c5\u5831\u306e\u6d41\u308c\u3092\u5236\u5fa1\u3057\u3001\u9577\u3044\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>RNN \u306e\u57fa\u672c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30ea\u30ab\u30ec\u30f3\u30c8 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (RNN) \u306f\u3001\u6b21\u306e 3 \u3064\u306e\u57fa\u672c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u69cb\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30ea\u30ab\u30ec\u30f3\u30c8\u30e6\u30cb\u30c3\u30c8<\/li>\n<\/ol>\n\n\n\n<p>\u30ea\u30ab\u30ec\u30f3\u30c8 \u30e6\u30cb\u30c3\u30c8\u306f RNN \u306e\u30b3\u30a2 \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308a\u3001\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u306e\u51e6\u7406\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u518d\u5e30\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u73fe\u5728\u306e\u77ac\u9593\u306e\u5165\u529b\u3068\u524d\u306e\u6642\u9593\u30b9\u30c6\u30c3\u30d7\u306e\u51fa\u529b\u3092\u5404\u6642\u9593\u30b9\u30c6\u30c3\u30d7\u3067\u53d7\u3051\u53d6\u308a\u3001\u518d\u5e30\u95a2\u6570\u3092\u4ecb\u3057\u3066\u73fe\u5728\u306e\u77ac\u9593\u306e\u51fa\u529b\u3068\u72b6\u614b\u3092\u8a08\u7b97\u3057\u3001\u72b6\u614b\u3092\u6b21\u306e\u6642\u9593\u30b9\u30c6\u30c3\u30d7\u306b\u8ee2\u9001\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e00\u822c\u7684\u306a\u518d\u5e30\u30e6\u30cb\u30c3\u30c8\u306b\u306f\u3001\u5358\u7d14\u306a RNN\u3001\u9577\u77ed\u671f\u8a18\u61b6\u30cd\u30c3\u30c8\u30ef\u30fc\u30af (LSTM)\u3001\u304a\u3088\u3073\u30b2\u30fc\u30c8\u4ed8\u304d\u518d\u5e30\u30e6\u30cb\u30c3\u30c8 (GRU) \u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5faa\u74b0\u30e6\u30cb\u30c3\u30c8\u306f\u3055\u307e\u3056\u307e\u306a\u65b9\u6cd5\u3067\u8a08\u7b97\u3055\u308c\u307e\u3059\u304c\u3001\u3059\u3079\u3066\u518d\u5e30\u3068\u72b6\u614b\u8ee2\u9001\u306e\u7279\u6027\u304c\u3042\u308a\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u306e\u51e6\u7406\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5165\u529b\u5c64<\/li>\n<\/ol>\n\n\n\n<p>\u5165\u529b\u5c64\u306f\u3001\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u306e\u5165\u529b\u3092\u53d7\u3051\u53d6\u308a\u3001\u5165\u529b\u30c7\u30fc\u30bf\u3092\u7e70\u308a\u8fd4\u3057\u5358\u4f4d\u51e6\u7406\u306b\u9069\u3057\u305f\u5f62\u5f0f\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u5165\u529b\u5c64\u306b\u306f\u901a\u5e38\u3001\u57cb\u3081\u8fbc\u307f\u5c64 (Embedding Layer)\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u5145\u586b\u5c64 (Sequence Padding Layer) \u306a\u3069\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u57cb\u3081\u8fbc\u307f\u30ec\u30a4\u30e4\u30fc\u306f\u3001\u96e2\u6563\u8a9e\u5f59\u3092\u9023\u7d9a\u30d9\u30af\u30c8\u30eb\u8868\u73fe\u306b\u5909\u63db\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u30c6\u30ad\u30b9\u30c8\u306a\u3069\u306e\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u30b7\u30fc\u30b1\u30f3\u30b9\u5145\u586b\u5c64\u306f\u3001\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u304c\u30d0\u30c3\u30c1\u8a08\u7b97\u3092\u5b9f\u884c\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u7570\u306a\u308b\u9577\u3055\u306e\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u3092\u540c\u3058\u9577\u3055\u306b\u57cb\u3081\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u51fa\u529b\u5c64<\/li>\n<\/ol>\n\n\n\n<p>\u51fa\u529b\u5c64\u306f\u3001\u518d\u5e30\u30e6\u30cb\u30c3\u30c8\u306e\u51fa\u529b\u3092\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u7d50\u679c\u306b\u5909\u63db\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u51fa\u529b\u5c64\u306e\u5f62\u5f0f\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30bf\u30b9\u30af\u3084\u30c7\u30fc\u30bf \u30bf\u30a4\u30d7\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u5206\u985e\u30bf\u30b9\u30af\u306e\u5834\u5408\u3001\u5168\u7d50\u5408\u5c64\u3068\u30bd\u30d5\u30c8\u30de\u30c3\u30af\u30b9\u6d3b\u6027\u5316\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u518d\u5e30\u30e6\u30cb\u30c3\u30c8\u306e\u51fa\u529b\u3092\u30af\u30e9\u30b9\u78ba\u7387\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002\u56de\u5e30\u30bf\u30b9\u30af\u306e\u5834\u5408\u3001\u7dda\u5f62\u30ec\u30a4\u30e4\u30fc\u3092\u4f7f\u7528\u3057\u3066\u3001\u53cd\u5fa9\u30e6\u30cb\u30c3\u30c8\u306e\u51fa\u529b\u3092\u9023\u7d9a\u5024\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306e 3 \u3064\u306e\u57fa\u672c\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u52a0\u3048\u3066\u3001RNN \u30e2\u30c7\u30eb\u306b\u306f\u3001\u57cb\u3081\u8fbc\u307f\u5c64\u3001\u30c9\u30ed\u30c3\u30d7\u30a2\u30a6\u30c8\u5c64\u306a\u3069\u306e\u4ed6\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u542b\u3081\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u5805\u7262\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u3092\u4f7f\u7528\u3057\u305f RNN \u306e\u5b9f\u88c5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3092\u4f7f\u7528\u3057\u3066 RNN \u30e2\u30c7\u30eb\u3092\u5b9f\u88c5\u3059\u308b\u306b\u306f\u3001\u6b21\u306e\u624b\u9806\u306b\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305a\u3001\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u3092\u524d\u51e6\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u3001\u30c6\u30ad\u30b9\u30c8 \u30c7\u30fc\u30bf\u3092\u6570\u5024\u8868\u73fe\u306b\u5909\u63db\u3059\u308b\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u3092\u57cb\u3081\u308b\u306a\u3069\u306e\u51e6\u7406\u304c\u542b\u307e\u308c\u307e\u3059\u3002TensorFlow \u304c\u63d0\u4f9b\u3059\u308b\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3059\u308b\u304b\u3001\u81ea\u5206\u3067\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u30d5\u30a3\u30fc\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u69cb\u7bc9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3068\u4f3c\u3066\u3044\u307e\u3059\u3002RNN \u306e\u69cb\u9020\u3001\u5c64\u6570\u3001\u30cb\u30e5\u30fc\u30ed\u30f3\u6570\u306a\u3069\u306e\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5b9a\u7fa9\u3057\u3001\u640d\u5931\u95a2\u6570\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u3001\u8a55\u4fa1\u6307\u6a19\u3092\u9078\u629e\u3057\u3001\u5165\u51fa\u529b\u306e\u5f62\u72b6\u3092\u6c7a\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306b tf.keras.layers \u306e SimpleRNN\u3001LSTM\u3001GRU \u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f 1 \u3064\u306e LSTM \u5c64\u3092\u6301\u3064 RNN \u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model = tf.keras.Sequential([\n    tf.keras.layers.LSTM(64, input_shape=(None, 128)),\n    tf.keras.layers.Dense(10, activation='softmax')\n])\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3057\u305f\u5f8c\u3001compile() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3001\u640d\u5931\u95a2\u6570\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3001\u8a55\u4fa1\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\u306a\u3069\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u30af\u30ed\u30b9\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u640d\u5931\u95a2\u6570\u3001Adam \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3001\u304a\u3088\u3073\u7cbe\u5ea6\u8a55\u4fa1\u30e1\u30c8\u30ea\u30c3\u30af\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model.compile(loss='categorical_crossentropy', optimizer='adam', metrics=['accuracy'])\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u305f\u3089\u3001fit() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u3001\u691c\u8a3c\u30c7\u30fc\u30bf\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e9\u30a6\u30f3\u30c9\u6570\u3001\u30d0\u30c3\u30c1 \u30b5\u30a4\u30ba\u306a\u3069\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8 train_dataset \u3068\u691c\u8a3c\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8 val_dataset \u3092\u4f7f\u7528\u3057\u3066\u300110 \u30a8\u30dd\u30c3\u30af\u306e\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model.fit(train_dataset, epochs=10, validation_data=val_dataset)\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u4e88\u6e2c\u3092\u884c\u3046<\/li>\n<\/ol>\n\n\n\n<p>RNN \u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u305f\u5f8c\u3001predict() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u65b0\u3057\u3044\u30b5\u30f3\u30d7\u30eb\u3092\u4e88\u6e2c\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e RNN \u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30ad\u30b9\u30c8\u306e\u30bb\u30f3\u30c1\u30e1\u30f3\u30c8\u5206\u985e\u3092\u4e88\u6e2c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>text = \"This movie is terrible. I hate it.\"\ntokens = tokenizer.texts_to_sequences([text])\ntokens_padded = tf.keras.preprocessing.sequence.pad_sequences(tokens, maxlen=max_len, padding='post')\npred = model.predict(tokens_padded)[0]\nlabel = np.argmax(pred)\n<\/code><\/pre>\n\n\n\n<p>\u305d\u306e\u4e2d\u3067\u3001tokenizer \u306f tf.keras.preprocessing.text \u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u4f5c\u6210\u3055\u308c\u305f\u30c6\u30ad\u30b9\u30c8 \u30c8\u30fc\u30af\u30ca\u30a4\u30b6\u30fc\u3067\u3042\u308a\u3001max_len \u306f\u4e8b\u524d\u5b9a\u7fa9\u3055\u308c\u305f\u6700\u5927\u30b7\u30fc\u30b1\u30f3\u30b9\u9577\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306f\u3001TensorFlow \u3092\u4f7f\u7528\u3057\u3066 RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3001\u8a55\u4fa1\u3059\u308b\u57fa\u672c\u7684\u306a\u65b9\u6cd5\u3067\u3059\u3002\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u3055\u3089\u306b\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001RNN \u30d0\u30ea\u30a2\u30f3\u30c8\u3001\u53cc\u65b9\u5411 RNN\u3001\u30a2\u30c6\u30f3\u30b7\u30e7\u30f3 \u30e1\u30ab\u30cb\u30ba\u30e0\u306a\u3069\u306e\u9ad8\u5ea6\u306a\u6a5f\u80fd\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>RNN \u306e\u4f8b\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044: \u30c6\u30ad\u30b9\u30c8\u751f\u6210\u30bf\u30b9\u30af<\/p>\n\n\n\n<p>\u30c6\u30ad\u30b9\u30c8\u751f\u6210\u306f\u3001\u5165\u529b\u30c6\u30ad\u30b9\u30c8\u306b\u610f\u5473\u7684\u306b\u95a2\u9023\u3059\u308b\u65b0\u3057\u3044\u30c6\u30ad\u30b9\u30c8\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u3092\u76ee\u7684\u3068\u3057\u305f\u4e00\u822c\u7684\u306a\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\u30bf\u30b9\u30af\u3067\u3059\u3002\u30c6\u30ad\u30b9\u30c8\u751f\u6210\u306e\u554f\u984c\u306f\u3001\u30ea\u30ab\u30ec\u30f3\u30c8 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af (RNN) \u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u89e3\u6c7a\u3067\u304d\u307e\u3059\u3002RNN \u30e2\u30c7\u30eb\u306f\u3001\u4ee5\u524d\u306e\u5165\u529b\u60c5\u5831\u3092\u8a18\u61b6\u3059\u308b\u3053\u3068\u306b\u3088\u3063\u3066\u65b0\u3057\u3044\u30c6\u30ad\u30b9\u30c8\u3092\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u7684\u306b\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u751f\u6210\u30bf\u30b9\u30af\u306b\u306f\u901a\u5e38\u3001\u6587\u5b57\u30ec\u30d9\u30eb\u306e RNN \u30e2\u30c7\u30eb\u304c\u63a1\u7528\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30e2\u30c7\u30eb\u3067\u306f\u3001\u5404\u6587\u5b57\u306f\u30ef\u30f3\u30db\u30c3\u30c8 \u30d9\u30af\u30c8\u30eb\u3068\u3057\u3066\u8868\u3055\u308c\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306e\u305f\u3081\u306b RNN \u30e2\u30c7\u30eb\u306b\u5165\u529b\u3055\u308c\u307e\u3059\u3002\u65b0\u3057\u3044\u30c6\u30ad\u30b9\u30c8\u3092\u751f\u6210\u3059\u308b\u3068\u304d\u3001\u6700\u521d\u306e\u6587\u5b57\u3092 RNN \u30e2\u30c7\u30eb\u306b\u5165\u529b\u3067\u304d\u307e\u3059\u3002\u65b0\u3057\u3044\u6587\u5b57\u306f\u3001\u76ee\u7684\u306e\u30c6\u30ad\u30b9\u30c8\u306e\u9577\u3055\u306b\u9054\u3059\u308b\u307e\u3067\u7d99\u7d9a\u7684\u306b\u751f\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001TensorFlow \u3092\u4f7f\u7528\u3057\u3066\u6587\u5b57\u30ec\u30d9\u30eb\u306e RNN \u30c6\u30ad\u30b9\u30c8\u751f\u6210\u30e2\u30c7\u30eb\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u7684\u306a\u624b\u9806\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305a\u3001\u751f\u306e\u30c6\u30ad\u30b9\u30c8 \u30c7\u30fc\u30bf\u3092\u6587\u5b57\u30ec\u30d9\u30eb\u306e\u30d9\u30af\u30c8\u30eb\u8868\u73fe\u306b\u5909\u63db\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002tf.keras.preprocessing.text \u3067 Tokenizer \u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30ad\u30b9\u30c8\u3092\u4e00\u9023\u306e\u6570\u5b57\u306b\u5909\u63db\u3057\u3001tf.keras.utils \u3067 to_categorical() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u4e00\u9023\u306e\u6570\u5b57\u3092\u30ef\u30f3\u30db\u30c3\u30c8 \u30d9\u30af\u30c8\u30eb\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002 .&nbsp;\u540c\u6642\u306b\u3001\u5404\u30b7\u30fc\u30b1\u30f3\u30b9\u304c\u540c\u3058\u9577\u3055\u306b\u306a\u308b\u3088\u3046\u306b\u30b7\u30fc\u30b1\u30f3\u30b9\u3092\u30d1\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u30d5\u30a3\u30fc\u30c9\u30d5\u30a9\u30ef\u30fc\u30c9 \u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u69cb\u7bc9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3068\u4f3c\u3066\u3044\u307e\u3059\u3002RNN \u306e\u69cb\u9020\u3001\u5c64\u6570\u3001\u30cb\u30e5\u30fc\u30ed\u30f3\u6570\u306a\u3069\u306e\u30cf\u30a4\u30d1\u30fc\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5b9a\u7fa9\u3057\u3001\u640d\u5931\u95a2\u6570\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u3001\u8a55\u4fa1\u6307\u6a19\u3092\u9078\u629e\u3057\u3001\u5165\u51fa\u529b\u306e\u5f62\u72b6\u3092\u6c7a\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u6587\u5b57\u30ec\u30d9\u30eb\u306e\u30c6\u30ad\u30b9\u30c8\u751f\u6210\u30bf\u30b9\u30af\u3067\u306f\u3001RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u305f\u3081\u306b tf.keras.layers \u306e SimpleRNN\u3001LSTM\u3001GRU \u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f 2 \u3064\u306e LSTM \u5c64\u3092\u6301\u3064 RNN \u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model = tf.keras.Sequential([\n    tf.keras.layers.LSTM(256, return_sequences=True, input_shape=(None, num_chars)),\n    tf.keras.layers.Dropout(0.3),\n    tf.keras.layers.LSTM(256),\n    tf.keras.layers.Dropout(0.3),\n    tf.keras.layers.Dense(num_chars, activation='softmax')\n])\n<\/code><\/pre>\n\n\n\n<p>\u305d\u306e\u4e2d\u3067\u3001num_chars \u306f\u30c6\u30ad\u30b9\u30c8\u5185\u306e\u7570\u306a\u308b\u6587\u5b57\u306e\u6570\u3067\u3042\u308a\u3001\u51fa\u529b\u30ec\u30a4\u30e4\u30fc\u306e\u30b5\u30a4\u30ba\u3092\u6c7a\u5b9a\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<p>RNN \u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3057\u305f\u5f8c\u3001compile() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3001\u640d\u5931\u95a2\u6570\u3001\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3001\u8a55\u4fa1\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\u306a\u3069\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u30af\u30ed\u30b9\u30a8\u30f3\u30c8\u30ed\u30d4\u30fc\u640d\u5931\u95a2\u6570\u3001Adam \u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u3001\u304a\u3088\u3073\u7cbe\u5ea6\u8a55\u4fa1\u30e1\u30c8\u30ea\u30c3\u30af\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model.compile(loss='categorical_crossentropy', optimizer='adam', metrics=['accuracy'])\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u305f\u3089\u3001fit() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u3001\u691c\u8a3c\u30c7\u30fc\u30bf\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30e9\u30a6\u30f3\u30c9\u6570\u3001\u30d0\u30c3\u30c1 \u30b5\u30a4\u30ba\u306a\u3069\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8 train_dataset \u3068\u691c\u8a3c\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8 val_dataset \u3092\u4f7f\u7528\u3057\u3066\u300150 \u30a8\u30dd\u30c3\u30af\u306e\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>model.fit(train_dataset, epochs=50, validation_data=val_dataset)\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u4e88\u6e2c\u3092\u884c\u3046<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u30c7\u30fc\u30bf\u51e6\u7406\u3068\u524d\u51e6\u7406\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u304a\u3088\u3073\u5909\u63db\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u8c4a\u5bcc\u306a\u30c7\u30fc\u30bf\u51e6\u7406\u304a\u3088\u3073\u524d\u51e6\u7406\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u51e6\u7406\u304a\u3088\u3073\u524d\u51e6\u7406\u30c4\u30fc\u30eb\u306e\u4e00\u90e8\u3092\u4ee5\u4e0b\u306b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>tf.data.Dataset<\/li>\n<\/ol>\n\n\n\n<p>tf.data.Dataset \u306f\u3001TensorFlow \u3067\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e API \u3067\u3059\u3002TensorFlow \u30c6\u30f3\u30bd\u30eb\u3001numpy \u914d\u5217\u3001CSV \u30d5\u30a1\u30a4\u30eb\u3001TFRecord \u30d5\u30a1\u30a4\u30eb\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u51e6\u7406\u3067\u304d\u3001\u30d0\u30c3\u30c1\u51e6\u7406\u3001\u30b7\u30e3\u30c3\u30d5\u30eb\u3001\u30de\u30c3\u30d7\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u51e6\u7406\u3057\u3084\u3059\u304f\u306a\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30d7\u30ed\u30bb\u30b9 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u306e\u524d\u51e6\u7406\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f tf.data.Dataset \u3092\u4f7f\u7528\u3057\u3066 CSV \u30d5\u30a1\u30a4\u30eb\u3092\u30ed\u30fc\u30c9\u3057\u3001\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u30b7\u30e3\u30c3\u30d5\u30eb\u3001\u30d0\u30c3\u30c1\u51e6\u7406\u3001\u304a\u3088\u3073\u30de\u30c3\u30d4\u30f3\u30b0\u95a2\u6570\u3092\u5b9f\u884c\u3057\u3001\u53cd\u5fa9\u5b50\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>dataset = tf.data.experimental.CsvDataset(filename, [tf.int32, tf.float32], header=True)\ndataset = dataset.shuffle(buffer_size=10000)\ndataset = dataset.batch(batch_size)\ndataset = dataset.map(lambda x, y: (tf.divide(x, 255), y))\niterator = dataset.make_one_shot_iterator()\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>tf.keras.\u524d\u51e6\u7406<\/li>\n<\/ol>\n\n\n\n<p>tf.keras.preprocessing \u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u51e6\u7406\u3001\u753b\u50cf\u51e6\u7406\u3001\u30b7\u30fc\u30b1\u30f3\u30b9\u51e6\u7406\u306a\u3069\u3092\u542b\u3080\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u524d\u51e6\u7406\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001Tokenizer \u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30ad\u30b9\u30c8\u3092\u4e00\u9023\u306e\u6570\u5b57\u306b\u5909\u63db\u3057\u305f\u308a\u3001ImageDataGenerator \u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u753b\u50cf\u3092\u5f37\u8abf\u3057\u305f\u308a\u3001pad_sequences \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30b7\u30fc\u30b1\u30f3\u30b9\u306e\u30d1\u30c7\u30a3\u30f3\u30b0\u3092\u884c\u3063\u305f\u308a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f Tokenizer \u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c6\u30ad\u30b9\u30c8\u3092\u4e00\u9023\u306e\u6570\u5b57\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>from tensorflow.keras.preprocessing.text import Tokenizer\n\ntexts = [\"this is a test\", \"another test\", \"yet another test\"]\ntokenizer = Tokenizer(num_words=1000)\ntokenizer.fit_on_texts(texts)\nsequences = tokenizer.texts_to_sequences(texts)\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>tf.image<\/li>\n<\/ol>\n\n\n\n<p>tf.image \u30e2\u30b8\u30e5\u30fc\u30eb\u306f\u3001\u30b5\u30a4\u30ba\u5909\u66f4\u3001\u30af\u30ed\u30c3\u30d4\u30f3\u30b0\u3001\u56de\u8ee2\u3001\u53cd\u8ee2\u3001\u6b63\u898f\u5316\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u753b\u50cf\u51e6\u7406\u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u753b\u50cf\u306f\u3001tf.image \u306e\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u51e6\u7406\u304a\u3088\u3073\u524d\u51e6\u7406\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f tf.image.resize() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u753b\u50cf\u306e\u30b5\u30a4\u30ba\u3092\u5909\u66f4\u3057\u3001tf.image.per_image_standardization() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u753b\u50cf\u3092\u6b63\u898f\u5316\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\nimage = tf.io.read_file('image.jpg')\nimage = tf.image.decode_jpeg(image, channels=3)\nimage = tf.image.resize(image, [224, 224])\nimage = tf.image.per_image_standardization(image)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306f\u3001\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b TensorFlow \u30c7\u30fc\u30bf\u51e6\u7406\u304a\u3088\u3073\u524d\u51e6\u7406\u30c4\u30fc\u30eb\u3068\u30e1\u30bd\u30c3\u30c9\u306e\u4e00\u90e8\u3067\u3042\u308a\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u304a\u3088\u3073\u5909\u63db\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u4fbf\u5229\u3055\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b TensorFlow \u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u901a\u5e38\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306e\u305f\u3081\u306b\u30c7\u30fc\u30bf\u3092\u30e1\u30e2\u30ea\u306b\u30ed\u30fc\u30c9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002TensorFlow \u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u7c21\u5358\u306b\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u30ed\u30fc\u30c9\u65b9\u6cd5\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>tf.data.Dataset<\/li>\n<\/ol>\n\n\n\n<p>tf.data.Dataset \u306f\u3001TensorFlow \u3067\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u64cd\u4f5c\u3059\u308b\u305f\u3081\u306e API \u3067\u3059\u3002TensorFlow \u30c6\u30f3\u30bd\u30eb\u3001numpy \u914d\u5217\u3001CSV \u30d5\u30a1\u30a4\u30eb\u3001TFRecord \u30d5\u30a1\u30a4\u30eb\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u51e6\u7406\u3067\u304d\u3001\u30d0\u30c3\u30c1\u51e6\u7406\u3001\u30b7\u30e3\u30c3\u30d5\u30eb\u3001\u30de\u30c3\u30d7\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u51e6\u7406\u3057\u3084\u3059\u304f\u306a\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30d7\u30ed\u30bb\u30b9 \u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u306e\u524d\u51e6\u7406\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f tf.data.Dataset \u3092\u4f7f\u7528\u3057\u3066 CSV \u30d5\u30a1\u30a4\u30eb\u3092\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\nfilename = 'data.csv'\ndataset = tf.data.experimental.CsvDataset(filename, [tf.float32, tf.int32], header=True)\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>tf.keras.utils.Sequence<\/li>\n<\/ol>\n\n\n\n<p>tf.keras.utils.Sequence \u306f\u3001TensorFlow \u3067\u30b7\u30fc\u30b1\u30f3\u30b9 \u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306e API \u3067\u3059\u3002\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u8907\u6570\u306e\u30d0\u30c3\u30c1\u306b\u5206\u5272\u3067\u304d\u308b\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30d0\u30c3\u30c1\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u5b9f\u884c\u3059\u308b\u306e\u306b\u4fbf\u5229\u3067\u3059.<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f\u3001\u30c7\u30fc\u30bf\u3092\u30ed\u30fc\u30c9\u3059\u308b\u305f\u3081\u306e Sequence \u30af\u30e9\u30b9\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import numpy as np\nfrom tensorflow.keras.utils import Sequence\n\nclass DataSequence(Sequence):\n    def __init__(self, x_set, y_set, batch_size):\n        self.x, self.y = x_set, y_set\n        self.batch_size = batch_size\n\n    def __len__(self):\n        return int(np.ceil(len(self.x) \/ float(self.batch_size)))\n\n    def __getitem__(self, idx):\n        batch_x = self.x[idx * self.batch_size:(idx + 1) * self.batch_size]\n        batch_y = self.y[idx * self.batch_size:(idx + 1) * self.batch_size]\n\n        return np.array(batch_x), np.array(batch_y)\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>tf.data.TFRecordDataset<\/li>\n<\/ol>\n\n\n\n<p>tf.data.TFRecordDataset \u306f\u3001TensorFlow \u3067 TFRecord \u30d5\u30a1\u30a4\u30eb\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306e API \u3067\u3059\u3002TFRecord \u306f\u3001\u30c7\u30fc\u30bf\u306e\u8ee2\u9001\u3068\u4fdd\u5b58\u3092\u5bb9\u6613\u306b\u3059\u308b\u305f\u3081\u306b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30b7\u30ea\u30a2\u30eb\u5316\u304a\u3088\u3073\u5727\u7e2e\u3067\u304d\u308b\u30d0\u30a4\u30ca\u30ea \u30d5\u30a1\u30a4\u30eb\u5f62\u5f0f\u3067\u3059\u3002tf.data.TFRecordDataset \u306f\u3001TFRecord \u30d5\u30a1\u30a4\u30eb\u3092\u76f4\u63a5\u8aad\u307f\u53d6\u308a\u3001\u305d\u308c\u3089\u3092 TensorFlow tensor \u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u305f\u3068\u3048\u3070\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u306f tf.data.TFRecordDataset \u3092\u4f7f\u7528\u3057\u3066 TFRecord \u30d5\u30a1\u30a4\u30eb\u3092\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\nfilename = 'data.tfrecord'\ndataset = tf.data.TFRecordDataset(filename)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306f\u3001\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b TensorFlow \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u65b9\u6cd5\u3067\u3059\u3002\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf \u30bf\u30a4\u30d7\u3068\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u5f62\u5f0f\u306b\u5f93\u3063\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf \u30bb\u30c3\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u65b9\u6cd5\u3092\u9078\u629e\u3057\u3001\u5bfe\u5fdc\u3059\u308b\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3068\u30c7\u30fc\u30bf\u5f37\u5316\u64cd\u4f5c\u3092\u5b9f\u884c\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u52b9\u679c\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3068\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u52b9\u679c\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u524d\u306b\u30c7\u30fc\u30bf\u306b\u5bfe\u3057\u3066\u4e00\u9023\u306e\u5909\u63db\u3068\u64cd\u4f5c\u3092\u884c\u3046\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u901a\u5e38\u3001\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u306b\u306f\u6b21\u306e\u5074\u9762\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30af\u30ea\u30fc\u30cb\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u3068\u306f\u3001\u5916\u308c\u5024\u306e\u9664\u53bb\u3001\u6b20\u640d\u5024\u306e\u57cb\u3081\u5408\u308f\u305b\u306a\u3069\u3001\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u306e\u30af\u30ea\u30fc\u30cb\u30f3\u30b0\u3068\u51e6\u7406\u3092\u6307\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u4e2d\u306b\u30e2\u30c7\u30eb\u304c\u60aa\u3044\u30c7\u30fc\u30bf\u306b\u3088\u3063\u3066\u4e71\u3055\u308c\u308b\u306e\u3092\u9632\u304e\u3001\u30e2\u30c7\u30eb\u306e\u7cbe\u5ea6\u3068\u5b89\u5b9a\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c7\u30fc\u30bf\u5897\u5f37<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u62e1\u5f35\u3068\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u591a\u69d8\u6027\u3068\u91cf\u3092\u5897\u3084\u3057\u3001\u30e2\u30c7\u30eb\u306e\u4e00\u822c\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u5143\u306e\u30c7\u30fc\u30bf\u3092\u4f55\u3089\u304b\u306e\u5909\u63db\u304a\u3088\u3073\u62e1\u5f35\u3059\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30c7\u30fc\u30bf\u62e1\u5f35\u65b9\u6cd5\u306b\u306f\u3001\u753b\u50cf\u306e\u56de\u8ee2\u3001\u53cd\u8ee2\u3001\u30c8\u30ea\u30df\u30f3\u30b0\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306a\u3069\u306e\u64cd\u4f5c\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30c7\u30fc\u30bf\u306e\u6a19\u6e96\u5316<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u6a19\u6e96\u5316\u3068\u306f\u3001\u30c7\u30fc\u30bf\u306e\u5e73\u5747\u304c 0 \u3067\u5206\u6563\u304c 1 \u306b\u306a\u308b\u3088\u3046\u306b\u30c7\u30fc\u30bf\u3092\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u304a\u3088\u3073\u5909\u63db\u3059\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u304c\u9ad8\u901f\u5316\u3055\u308c\u3001\u30e2\u30c7\u30eb\u306e\u53ce\u675f\u901f\u5ea6\u3068\u7cbe\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c7\u30fc\u30bf\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30fc\u30bf \u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5bb9\u6613\u306b\u3059\u308b\u305f\u3081\u306b\u30c7\u30fc\u30bf\u3092\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3059\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30c6\u30ad\u30b9\u30c8\u3092\u30d9\u30af\u30c8\u30eb\u5316\u3057\u305f\u308a\u3001\u753b\u50cf\u3092\u30d4\u30af\u30bb\u30eb\u5024\u306b\u6b63\u898f\u5316\u3057\u305f\u308a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u3055\u307e\u3056\u307e\u306a\u30bf\u30a4\u30d7\u306e\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u304a\u3088\u3073\u5909\u63db\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u8c4a\u5bcc\u306a\u30c7\u30fc\u30bf\u524d\u51e6\u7406\u30c4\u30fc\u30eb\u3068\u95a2\u6570\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3068\u30d0\u30c3\u30c1\u51e6\u7406\u306b tf.data.Dataset API \u3092\u4f7f\u7528\u3057\u3001\u753b\u50cf\u306e\u5f37\u8abf\u3068\u6b63\u898f\u5316\u306b tf.image API \u3092\u4f7f\u7528\u3057\u3001\u30c6\u30ad\u30b9\u30c8\u3068\u30b7\u30fc\u30b1\u30f3\u30b9\u306e\u30a8\u30f3\u30b3\u30fc\u30c9\u3068\u30d1\u30c7\u30a3\u30f3\u30b0\u306b tf.keras.preprocessing API \u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u65b9\u6cd5\u3068\u30b3\u30fc\u30c9 \u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30c7\u30fc\u30bf\u30af\u30ea\u30fc\u30cb\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import pandas as pd\n\n# \u8bfb\u53d6\u6570\u636e\u96c6\ndata = pd.read_csv('data.csv')\n\n# \u5220\u9664\u7f3a\u5931\u503c\ndata = data.dropna()\n\n# \u5220\u9664\u5f02\u5e38\u503c\ndata = data[(data['value'] &gt;= 0) &amp; (data['value'] &lt;= 100)]\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c7\u30fc\u30bf\u5897\u5f37<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u56fe\u50cf\u65cb\u8f6c\nimage = tf.image.rot90(image)\n\n# \u56fe\u50cf\u7ffb\u8f6c\nimage = tf.image.flip_left_right(image)\n\n# \u56fe\u50cf\u88c1\u526a\nimage = tf.image.central_crop(image, central_fraction=0.8)\n\n# \u56fe\u50cf\u7f29\u653e\nimage = tf.image.resize(image, [224, 224])\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30c7\u30fc\u30bf\u306e\u6a19\u6e96\u5316<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u56fe\u50cf\u6807\u51c6\u5316\nimage = tf.image.per_image_standardization(image)\n\n# \u6570\u503c\u6807\u51c6\u5316\ndata = (data - data.mean()) \/ data.std()\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c7\u30fc\u30bf\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u6587\u672c\u7f16\u7801\ntokenizer = tf.keras.preprocessing.text.Tokenizer(num_words=1000)\ntokenizer.fit_on_texts(texts)\nsequences = tokenizer.texts_to_sequences(texts)\n\n# \u5e8f\u5217\u586b\u5145\npadded_sequences = tf.keras.preprocessing.sequence.pad_sequences(sequences, maxlen=max_length)\n<\/code><\/pre>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u3092\u3088\u308a\u591a\u304f\u306e\u30c7\u30fc\u30bf\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u9ad8\u901f\u5316\u3057\u3001\u30e2\u30c7\u30eb\u306e\u7cbe\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u306e\u7a2e\u985e\u3084\u30bf\u30b9\u30af\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u65b9\u6cd5\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u30e2\u30c7\u30eb\u306e\u904e\u5270\u9069\u5408\u306a\u3069\u306e\u554f\u984c\u306b\u3064\u306a\u304c\u308b\u30c7\u30fc\u30bf\u3078\u306e\u904e\u5ea6\u306e\u5909\u66f4\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u614e\u91cd\u306b\u51e6\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u3092\u884c\u3046\u5834\u5408\u3001\u307e\u305a\u30c7\u30fc\u30bf\u3092\u8996\u899a\u5316\u3057\u3066\u5206\u6790\u3057\u3001\u30c7\u30fc\u30bf\u306e\u5206\u5e03\u3068\u7279\u6027\u3092\u7406\u89e3\u3057\u3066\u304b\u3089\u3001\u9069\u5207\u306a\u524d\u51e6\u7406\u65b9\u6cd5\u3092\u9078\u629e\u3067\u304d\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u30af\u30ed\u30b9\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u306a\u3069\u306e\u624b\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u52b9\u679c\u3092\u8a55\u4fa1\u3057\u3001\u7d50\u679c\u306b\u5fdc\u3058\u3066\u30c7\u30fc\u30bf\u306e\u524d\u51e6\u7406\u65b9\u6cd5\u3092\u8abf\u6574\u304a\u3088\u3073\u6700\u9069\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001tf.data.Dataset API \u3092\u4f7f\u7528\u3057\u3066\u753b\u50cf\u3092\u30e9\u30f3\u30c0\u30e0\u306b\u53cd\u8ee2\u304a\u3088\u3073\u6b63\u898f\u5316\u3059\u308b\u5358\u7d14\u306a\u30c7\u30fc\u30bf\u524d\u51e6\u7406\u306e\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u521b\u5efa\u6570\u636e\u96c6\nimage_paths = ['image1.jpg', 'image2.jpg', 'image3.jpg', 'image4.jpg']\nlabels = [0, 1, 0, 1]\ndataset = tf.data.Dataset.from_tensor_slices((image_paths, labels))\n\n# \u52a0\u8f7d\u56fe\u50cf\ndef load_image(path):\n    image = tf.io.read_file(path)\n    image = tf.image.decode_jpeg(image, channels=3)\n    return image\n\ndataset = dataset.map(lambda x, y: (load_image(x), y))\n\n# \u968f\u673a\u7ffb\u8f6c\ndataset = dataset.map(lambda x, y: (tf.image.random_flip_left_right(x), y))\n\n# \u56fe\u50cf\u6807\u51c6\u5316\ndataset = dataset.map(lambda x, y: (tf.image.per_image_standardization(x), y))\n\n# \u6279\u91cf\u5904\u7406\nbatch_size = 32\ndataset = dataset.batch(batch_size)\n\n# \u8bad\u7ec3\u6a21\u578b\nmodel.fit(dataset, epochs=10)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u753b\u50cf\u3092\u30e9\u30f3\u30c0\u30e0\u306b\u53cd\u8ee2\u3057\u3066\u6a19\u6e96\u5316\u3057\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30d0\u30c3\u30c1\u3067\u51e6\u7406\u3057\u3066\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u5bb9\u6613\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u540c\u6642\u306b\u3001\u3088\u308a\u8907\u96d1\u306a\u30c7\u30fc\u30bf\u524d\u51e6\u7406\u65b9\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u52b9\u679c\u3092\u3055\u3089\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u30c7\u30fc\u30bf\u5f37\u5316\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u591a\u69d8\u6027\u3068\u91cf\u3092\u5897\u3084\u3057\u305f\u308a\u3001\u30c7\u30fc\u30bf\u6a19\u6e96\u5316\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u53ce\u675f\u901f\u5ea6\u3092\u52a0\u901f\u3057\u305f\u308a\u3057\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306a\u3069<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30c7\u30fc\u30bf\u62e1\u5f35\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u62e1\u5f35\u3068\u306f\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u591a\u69d8\u6027\u3068\u91cf\u3092\u5897\u3084\u3057\u3001\u30e2\u30c7\u30eb\u306e\u4e00\u822c\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u5143\u306e\u30c7\u30fc\u30bf\u3092\u5909\u63db\u304a\u3088\u3073\u62e1\u5f35\u3059\u308b\u3053\u3068\u3092\u6307\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u62e1\u5f35\u306f\u3001\u4e0d\u5341\u5206\u306a\u30c7\u30fc\u30bf\u306e\u554f\u984c\u3092\u52b9\u679c\u7684\u306b\u8efd\u6e1b\u3057\u3001\u30e2\u30c7\u30eb\u306e\u30ed\u30d0\u30b9\u30c8\u6027\u3092\u5411\u4e0a\u3055\u305b\u3001\u904e\u5270\u9069\u5408\u306e\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u5f37\u5316\u306b\u306f\u591a\u304f\u306e\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u65b9\u6cd5\u3092\u4ee5\u4e0b\u306b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30e9\u30f3\u30c0\u30e0\u30af\u30ed\u30c3\u30d4\u30f3\u30b0<\/li>\n<\/ol>\n\n\n\n<p>\u30e9\u30f3\u30c0\u30e0 \u30af\u30ed\u30c3\u30d4\u30f3\u30b0\u3068\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u30b5\u30a4\u30ba\u306e\u753b\u50cf\u3092\u751f\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u5143\u306e\u753b\u50cf\u3092\u30e9\u30f3\u30c0\u30e0\u306b\u30c8\u30ea\u30df\u30f3\u30b0\u304a\u3088\u3073\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3059\u308b\u64cd\u4f5c\u3092\u6307\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u591a\u69d8\u6027\u3068\u91cf\u304c\u5897\u52a0\u3057\u3001\u3055\u307e\u3056\u307e\u306a\u30b5\u30a4\u30ba\u306e\u753b\u50cf\u306b\u5bfe\u3059\u308b\u30e2\u30c7\u30eb\u306e\u9069\u5fdc\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30e9\u30f3\u30c0\u30e0\u30d5\u30ea\u30c3\u30d7<\/li>\n<\/ol>\n\n\n\n<p>\u30e9\u30f3\u30c0\u30e0\u53cd\u8ee2\u3068\u306f\u3001\u5143\u306e\u753b\u50cf\u3092\u30e9\u30f3\u30c0\u30e0\u306b\u6c34\u5e73\u307e\u305f\u306f\u5782\u76f4\u306b\u53cd\u8ee2\u3055\u305b\u3066\u3001\u5de6\u53f3\u53cd\u8ee2\u307e\u305f\u306f\u4e0a\u4e0b\u53cd\u8ee2\u753b\u50cf\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u591a\u69d8\u6027\u3068\u91cf\u304c\u5897\u52a0\u3057\u3001\u3055\u307e\u3056\u307e\u306a\u89d2\u5ea6\u304b\u3089\u306e\u753b\u50cf\u306b\u5bfe\u3059\u308b\u30e2\u30c7\u30eb\u306e\u9069\u5fdc\u6027\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30e9\u30f3\u30c0\u30e0\u56de\u8ee2<\/li>\n<\/ol>\n\n\n\n<p>\u30e9\u30f3\u30c0\u30e0\u56de\u8ee2\u3068\u306f\u3001\u5143\u306e\u753b\u50cf\u3092\u30e9\u30f3\u30c0\u30e0\u306b\u56de\u8ee2\u3055\u305b\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u89d2\u5ea6\u306e\u753b\u50cf\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u591a\u69d8\u6027\u3068\u6570\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u56de\u8ee2\u306e\u5909\u5316\u3092\u4f34\u3046\u753b\u50cf\u306b\u9069\u5fdc\u3059\u308b\u30e2\u30c7\u30eb\u306e\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30e9\u30f3\u30c0\u30e0\u306a\u660e\u308b\u3055\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3001\u8272\u5408\u3044\u306e\u8abf\u6574<\/li>\n<\/ol>\n\n\n\n<p>\u30e9\u30f3\u30c0\u30e0\u306a\u660e\u308b\u3055\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3001\u8272\u76f8\u306e\u8abf\u6574\u3068\u306f\u3001\u5143\u306e\u753b\u50cf\u306e\u660e\u308b\u3055\u3001\u30b3\u30f3\u30c8\u30e9\u30b9\u30c8\u3001\u8272\u76f8\u3092\u30e9\u30f3\u30c0\u30e0\u306b\u8abf\u6574\u3057\u3066\u3001\u7570\u306a\u308b\u8272\u3068\u660e\u308b\u3055\u306e\u753b\u50cf\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u591a\u69d8\u6027\u3068\u91cf\u3092\u5897\u3084\u3059\u3053\u3068\u304c\u3067\u304d\u3001\u3055\u307e\u3056\u307e\u306a\u8272\u3084\u660e\u308b\u3055\u306e\u753b\u50cf\u306b\u5bfe\u3059\u308b\u30e2\u30c7\u30eb\u306e\u9069\u5fdc\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306e\u65b9\u6cd5\u306b\u52a0\u3048\u3066\u3001\u97f3\u58f0\u8a8d\u8b58\u30bf\u30b9\u30af\u3067\u30e9\u30f3\u30c0\u30e0\u6442\u52d5\u3001\u30ce\u30a4\u30ba\u3001\u304a\u3088\u3073\u53ef\u5909\u901f\u5ea6\u64cd\u4f5c\u3092\u4f7f\u7528\u3057\u3066\u5b9f\u969b\u306e\u97f3\u58f0\u74b0\u5883\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3057\u3001\u30e2\u30c7\u30eb\u306e\u30ed\u30d0\u30b9\u30c8\u6027\u3092\u5411\u4e0a\u3055\u305b\u308b\u306a\u3069\u3001\u3044\u304f\u3064\u304b\u306e\u5206\u91ce\u56fa\u6709\u306e\u30c7\u30fc\u30bf\u5f37\u5316\u65b9\u6cd5\u3082\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001tf.image API \u3068 tf.keras.preprocessing.image API \u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u62e1\u5f35\u3092\u5b9f\u88c5\u3067\u304d\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001tf.keras.preprocessing.image API \u3092\u4f7f\u7528\u3057\u3066\u753b\u50cf\u3092\u30e9\u30f3\u30c0\u30e0\u306b\u53cd\u8ee2\u304a\u3088\u3073\u30c8\u30ea\u30df\u30f3\u30b0\u3059\u308b\u5358\u7d14\u306a\u30c7\u30fc\u30bf\u62e1\u5f35\u306e\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u521b\u5efa\u6570\u636e\u751f\u6210\u5668\ntrain_datagen = tf.keras.preprocessing.image.ImageDataGenerator(\n    rotation_range=20,\n    width_shift_range=0.2,\n    height_shift_range=0.2,\n    horizontal_flip=True,\n    vertical_flip=True,\n    zoom_range=0.2,\n    shear_range=0.2,\n    fill_mode='nearest')\n\n# \u52a0\u8f7d\u56fe\u50cf\nimage_path = 'image.jpg'\nimage = tf.keras.preprocessing.image.load_img(image_path)\n\n# \u968f\u673a\u7ffb\u8f6c\u548c\u88c1\u526a\nimage = train_datagen.random_transform(image)\n\n# \u663e\u793a\u56fe\u50cf\nimage.show()\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3092\u4ecb\u3057\u3066\u3001\u6b21\u306e\u3053\u3068\u304c\u3067\u304d\u307e\u3059<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u753b\u50cf\u3092\u30e9\u30f3\u30c0\u30e0\u306b\u53cd\u8ee2\u3001\u30c8\u30ea\u30df\u30f3\u30b0\u3001\u56de\u8ee2\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306a\u3069\u3057\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u753b\u50cf\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u56de\u8ee2\u7bc4\u56f2\u306e\u6307\u5b9a\u3001\u6c34\u5e73\u30fb\u5782\u76f4\u79fb\u52d5\u7bc4\u56f2\u306e\u6307\u5b9a\u3001\u6c34\u5e73\u30fb\u5782\u76f4\u53cd\u8ee2\u78ba\u7387\u306e\u6307\u5b9a\u306a\u3069\u3001<code>ImageDataGenerator<\/code>\u3055\u307e\u3056\u307e\u306a\u30c7\u30fc\u30bf\u62e1\u5f35\u65b9\u6cd5\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3055\u307e\u3056\u307e\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u7528\u306b\u3055\u307e\u3056\u307e\u306a\u753b\u50cf\u3092\u751f\u6210\u3067\u304d\u307e\u3059\u3002<code>rotation_range<\/code><code>width_shift_range<\/code><code>height_shift_range<\/code><code>horizontal_flip<\/code><code>vertical_flip<\/code><\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u5f37\u5316\u306f\u4e07\u80fd\u85ac\u3067\u306f\u306a\u3044\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044. \u904e\u5ea6\u306e\u30c7\u30fc\u30bf\u306e\u5f37\u5316\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u52b9\u679c\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u904e\u5ea6\u306e\u30c7\u30fc\u30bf\u5909\u66f4\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059.&nbsp;\u305d\u306e\u305f\u3081\u3001\u30c7\u30fc\u30bf\u306e\u30a8\u30f3\u30cf\u30f3\u30b9\u30e1\u30f3\u30c8\u3092\u884c\u3046\u969b\u306b\u306f\u3001\u614e\u91cd\u306b\u30c7\u30fc\u30bf\u3092\u904e\u5ea6\u306b\u5909\u66f4\u3059\u308b\u3053\u3068\u3092\u907f\u3051\u3001\u5b9f\u969b\u306e\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30a8\u30f3\u30cf\u30f3\u30b9\u30e1\u30f3\u30c8\u65b9\u6cd5\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u30e2\u30c7\u30eb\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u306b\u3088\u3063\u3066\u3001\u30e2\u30c7\u30eb\u306e\u518d\u5229\u7528\u3068\u5c55\u958b\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u4fdd\u5b58\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3001\u30b0\u30e9\u30d5\u69cb\u9020\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u60c5\u5831\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3067\u304d\u308b\u305f\u3081\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u518d\u8aad\u307f\u8fbc\u307f\u3057\u3066\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u3067\u306f\u3001\u4fdd\u5b58\u3055\u308c\u305f\u30e2\u30c7\u30eb \u30d5\u30a1\u30a4\u30eb\u3092\u30e1\u30e2\u30ea\u306b\u8aad\u307f\u8fbc\u307f\u3001\u4e88\u6e2c\u3001\u63a8\u8ad6\u3001\u5c55\u958b\u3092\u7c21\u5358\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u4fdd\u5b58\u304a\u3088\u3073\u30ed\u30fc\u30c9\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3059\u7c21\u5358\u306a\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u6784\u5efa\u6a21\u578b\nmodel = tf.keras.Sequential([\n    tf.keras.layers.Dense(1, input_shape=(1,))\n])\n\n# \u7f16\u8bd1\u6a21\u578b\nmodel.compile(optimizer='sgd', loss='mse')\n\n# \u8bad\u7ec3\u6a21\u578b\nx_train = [1, 2, 3, 4, 5]\ny_train = [2, 4, 6, 8, 10]\nmodel.fit(x_train, y_train, epochs=10)\n\n# \u4fdd\u5b58\u6a21\u578b\nmodel.save('linear_regression.h5')\n\n# \u52a0\u8f7d\u6a21\u578b\nmodel = tf.keras.models.load_model('linear_regression.h5')\n\n# \u9884\u6d4b\nx_test = [6, 7, 8, 9, 10]\ny_test = model.predict(x_test)\nprint(y_test)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3057\u3001\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3066\u4fdd\u5b58\u3057\u3001\u30e2\u30c7\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067\u4e88\u6e2c\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u4e2d\u3067\u3001\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u4fdd\u5b58\u3057<code>model.save<\/code>\u3001\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u30e2\u30c7\u30eb\u3092\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u30ed\u30fc\u30c9\u306f<code>tf.keras.models.load_model<\/code>\u3001\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30e2\u30c7\u30eb\u3092\u30ed\u30fc\u30c9\u3067\u304d\u308b\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30e2\u30c7\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3060\u5f8c\u3001\u30e2\u30c7\u30eb\u3092\u518d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u305b\u305a\u306b\u4e88\u6e2c\u306b\u76f4\u63a5\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u3067\u306f\u3001\u74b0\u5883\u306e\u4e00\u8cab\u6027\u3092\u78ba\u4fdd\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3064\u307e\u308a\u3001\u30e2\u30c7\u30eb\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u306e\u969b\u306b\u306f\u3001\u540c\u3058 TensorFlow \u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u540c\u3058 Python \u74b0\u5883\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30e2\u30c7\u30eb\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u3092\u4f7f\u7528\u3057\u3066\u3001\u643a\u5e2f\u96fb\u8a71\u3084\u7d44\u307f\u8fbc\u307f\u30c7\u30d0\u30a4\u30b9\u306a\u3069\u3067\u30e2\u30c7\u30eb\u3092\u5b9f\u884c\u3059\u308b\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u30c7\u30d0\u30a4\u30b9\u306b\u30e2\u30c7\u30eb\u3092\u5c55\u958b\u3057\u3066\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30b7\u30ca\u30ea\u30aa\u306e\u62e1\u5f35\u3068\u4fc3\u9032\u3092\u4fc3\u9032\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u306e\u4fdd\u5b58\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u5168\u4f53\u3092\u4fdd\u5b58\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u4fdd\u5b58\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3057\u3066\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u518d\u8aad\u307f\u8fbc\u307f\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u306b\u3088\u308a\u3001\u30e2\u30c7\u30eb\u306e\u5c55\u958b\u52b9\u7387\u3068\u67d4\u8edf\u6027\u304c\u5411\u4e0a\u3057\u3001\u30e2\u30c7\u30eb\u306e\u518d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u3044\u3046\u9762\u5012\u306a\u64cd\u4f5c\u3092\u56de\u907f\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u4fdd\u5b58\u304a\u3088\u3073\u30ed\u30fc\u30c9\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3059\u7c21\u5358\u306a\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u6784\u5efa\u6a21\u578b\nmodel = tf.keras.Sequential([\n    tf.keras.layers.Dense(1, input_shape=(1,))\n])\n\n# \u7f16\u8bd1\u6a21\u578b\nmodel.compile(optimizer='sgd', loss='mse')\n\n# \u8bad\u7ec3\u6a21\u578b\nx_train = [1, 2, 3, 4, 5]\ny_train = [2, 4, 6, 8, 10]\nmodel.fit(x_train, y_train, epochs=10)\n\n# \u4fdd\u5b58\u6743\u91cd\nmodel.save_weights('linear_regression_weights.h5')\n\n# \u52a0\u8f7d\u6743\u91cd\nmodel.load_weights('linear_regression_weights.h5')\n\n# \u9884\u6d4b\nx_test = [6, 7, 8, 9, 10]\ny_test = model.predict(x_test)\nprint(y_test)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3057\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3066\u4fdd\u5b58\u3057\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u8aad\u307f\u8fbc\u3093\u3067\u4e88\u6e2c\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u305d\u306e\u4e2d\u3067\u3001\u30e1\u30bd\u30c3\u30c9\u306f\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u4fdd\u5b58\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c<code>model.save_weights<\/code>\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u6307\u5b9a\u3055\u308c\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u4fdd\u5b58\u3067\u304d\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u91cd\u91cf\u8aad\u307f\u8fbc\u307f\u306f<code>model.load_weights<\/code>\u3001\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30e2\u30c7\u30eb\u306e\u91cd\u91cf\u3092\u8aad\u307f\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u91cd\u307f\u3092\u8aad\u307f\u8fbc\u3093\u3060\u5f8c\u3001\u30e2\u30c7\u30eb\u3092\u518d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u305b\u305a\u306b\u4e88\u6e2c\u306b\u76f4\u63a5\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u306a\u304a\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u306f\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u306e\u307f\u3092\u4fdd\u5b58\u3057\u3001\u30e2\u30c7\u30eb\u306e\u69cb\u9020\u306f\u4fdd\u5b58\u3057\u306a\u3044\u306e\u3067\u3001\u91cd\u307f\u3092\u8aad\u307f\u8fbc\u3080\u5834\u5408\u306f\u3001\u4fdd\u5b58\u6642\u3068\u540c\u3058\u69cb\u9020\u306e\u30e2\u30c7\u30eb\u3092\u69cb\u7bc9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u306e\u3067\u3001\u30a6\u30a7\u30a4\u30c8\u3092\u30ed\u30fc\u30c9\u3059\u308b\u3088\u3046\u306b\u3002\u3055\u3089\u306b\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u3067\u306f\u3001\u74b0\u5883\u306e\u4e00\u8cab\u6027\u3092\u78ba\u4fdd\u3059\u308b\u5fc5\u8981\u3082\u3042\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u91cd\u307f\u306e\u4fdd\u5b58\u3068\u8aad\u307f\u8fbc\u307f\u306b\u306f\u3001\u540c\u3058 TensorFlow \u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u540c\u3058 Python \u74b0\u5883\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u306e\u8aad\u307f\u8fbc\u307f\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p><code>load_weights()<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u3053\u3068\u3067\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u542b\u3080\u30d5\u30a1\u30a4\u30eb \u30d1\u30b9\u3001\u307e\u305f\u306f\u30e2\u30c7\u30eb\u306b\u8aad\u307f\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u308b\u4e8b\u524d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e\u30e2\u30c7\u30eb\u306e\u540d\u524d\u3092\u53d7\u3051\u5165\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u306f\u3001\u3059\u3067\u306b\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3092\u30ed\u30fc\u30c9\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3059\u7c21\u5358\u306a\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u5b9a\u4e49\u6a21\u578b\u7ed3\u6784\nmodel = tf.keras.Sequential([\n    tf.keras.layers.Dense(64, activation='relu'),\n    tf.keras.layers.Dense(10, activation='softmax')\n])\n\n# \u52a0\u8f7d\u6743\u91cd\nmodel.load_weights('my_model_weights.h5')\n\n# \u8bc4\u4f30\u6a21\u578b\n(x_train, y_train), (x_test, y_test) = tf.keras.datasets.mnist.load_data()\nx_train = x_train.reshape((60000, 784)).astype('float32') \/ 255\nx_test = x_test.reshape((10000, 784)).astype('float32') \/ 255\nmodel.compile(optimizer='rmsprop',\n              loss='sparse_categorical_crossentropy',\n              metrics=['accuracy'])\nloss, accuracy = model.evaluate(x_test, y_test, verbose=0)\nprint('Accuracy:', accuracy)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u30012 \u3064\u306e\u5b8c\u5168\u306b\u63a5\u7d9a\u3055\u308c\u305f\u5c64\u3092\u6301\u3064\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u5b9a\u7fa9\u3057\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e\u91cd\u307f\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3057\u305f<code>my_model_weights.h5<\/code>\u3002\u6b21\u306b\u3001MNIST \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u8a55\u4fa1\u3057\u3001\u30e2\u30c7\u30eb\u306e\u7cbe\u5ea6\u3092\u51fa\u529b\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<p>\u30a6\u30a7\u30a4\u30c8\u3092\u30ed\u30fc\u30c9\u3059\u308b\u3068\u304d\u306f\u3001\u30e2\u30c7\u30eb\u69cb\u9020\u306e\u4e00\u8cab\u6027\u3092\u78ba\u4fdd\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3064\u307e\u308a\u3001\u4e8b\u524d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u30e2\u30c7\u30eb\u3068\u306f\u7570\u306a\u308b\u69cb\u9020\u306e\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3059\u308b\u5834\u5408\u3001\u91cd\u307f\u3092\u30ed\u30fc\u30c9\u3059\u308b\u305f\u3081\u306b\u3001\u4e8b\u524d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u30e2\u30c7\u30eb\u306e\u69cb\u9020\u306b\u5f93\u3063\u3066\u65b0\u3057\u3044\u30e2\u30c7\u30eb\u306e\u69cb\u9020\u3092\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u91cd\u307f\u3092\u30ed\u30fc\u30c9\u3059\u308b\u305f\u3081\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u3001\u4e8b\u524d\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u30e2\u30c7\u30eb\u306e\u74b0\u5883\u304a\u3088\u3073\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u540c\u3058\u3067\u3042\u308b\u3053\u3068\u3082\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3068\u30a4\u30f3\u30dd\u30fc\u30c8\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3068\u30a4\u30f3\u30dd\u30fc\u30c8\u306f\u3001\u30e2\u30c7\u30eb\u3092\u30c7\u30a3\u30b9\u30af\u306b\u4fdd\u5b58\u3057\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u518d\u30ed\u30fc\u30c9\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002\u30e2\u30c7\u30eb\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u304a\u3088\u3073\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068\u3067\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u4e88\u6e2c\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u3088\u308a\u52b9\u7387\u7684\u304b\u3064\u67d4\u8edf\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001<code>tf.saved_model<\/code>\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u4ecb\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u304a\u3088\u3073\u30a4\u30f3\u30dd\u30fc\u30c8\u3067\u304d\u307e\u3059\u3002\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u304a\u3088\u3073\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3059\u7c21\u5358\u306a\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u6784\u5efa\u6a21\u578b\nmodel = tf.keras.Sequential([\n    tf.keras.layers.Dense(1, input_shape=(1,))\n])\n\n# \u7f16\u8bd1\u6a21\u578b\nmodel.compile(optimizer='sgd', loss='mse')\n\n# \u8bad\u7ec3\u6a21\u578b\nx_train = [1, 2, 3, 4, 5]\ny_train = [2, 4, 6, 8, 10]\nmodel.fit(x_train, y_train, epochs=10)\n\n# \u5bfc\u51fa\u6a21\u578b\nexport_path = '.\/saved_model'\ntf.saved_model.save(model, export_path)\n\n# \u52a0\u8f7d\u6a21\u578b\nloaded_model = tf.saved_model.load(export_path)\n\n# \u9884\u6d4b\nx_test = tf.convert_to_tensor([[6.0], [7.0], [8.0], [9.0], [10.0]])\ny_test = loaded_model(x_test)\nprint(y_test)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u300110 \u30a8\u30dd\u30c3\u30af\u3067\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u307e\u3057\u305f\u3002\u6b21\u306b\u3001<code>tf.saved_model.save<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u6307\u5b9a\u3055\u308c\u305f\u30d1\u30b9\u306b\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059<code>.\/saved_model<\/code>\u3002\u6700\u5f8c\u306b\u3001<code>tf.saved_model.load<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u3001\u4e88\u6e2c\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3055\u308c\u305f\u30e2\u30c7\u30eb\u306b\u306f\u3001\u30e2\u30c7\u30eb\u306e\u91cd\u307f\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3001\u30b0\u30e9\u30d5\u69cb\u9020\u306a\u3069\u306e\u60c5\u5831\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30e2\u30c7\u30eb\u3092\u30ed\u30fc\u30c9\u3059\u308b\u3068\u304d\u306f\u3001\u30ed\u30fc\u30c9\u3057\u305f\u30e2\u30c7\u30eb\u3092\u76f4\u63a5\u547c\u3073\u51fa\u3057\u3066\u4e88\u6e2c\u3059\u308b\u304b\u3001<code>loaded_model.signatures['serving_default']<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u3066\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u95a2\u6570\u3092\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3055\u3089\u306b\u3001<code>tf.saved_model.save<\/code>\u3053\u306e\u65b9\u6cd5\u3067\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3055\u308c\u305f\u30e2\u30c7\u30eb\u306f\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3067\u3042\u308a\u3001\u30e2\u30d0\u30a4\u30eb \u30c7\u30d0\u30a4\u30b9\u3084\u30d6\u30e9\u30a6\u30b6\u30fc\u306a\u3069\u306e\u3055\u307e\u3056\u307e\u306a\u30c7\u30d0\u30a4\u30b9\u3084\u74b0\u5883\u3067\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u3088\u308a\u52b9\u7387\u7684\u306a\u5c55\u958b\u3068\u9069\u7528\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044 TensorFlow \u306e\u30c7\u30d7\u30ed\u30a4\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 TensorFlow Serving \u306e\u7d39\u4ecb<\/p>\n\n\n\n<p>TensorFlow Serving \u306f\u3001\u30e2\u30c7\u30eb\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u5c55\u958b\u3068\u30b5\u30fc\u30d3\u30b9\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u306e TensorFlow \u30e2\u30c7\u30eb\u5c55\u958b\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u30e2\u30c7\u30eb\u3092\u904b\u7528\u74b0\u5883\u306b\u8fc5\u901f\u306b\u5c55\u958b\u3067\u304d\u3001\u9ad8\u6027\u80fd\u3067\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u3067\u7ba1\u7406\u3057\u3084\u3059\u3044\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow Serving \u306e\u4e2d\u5fc3\u3068\u306a\u308b\u30a2\u30a4\u30c7\u30a2\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u3092\u30e2\u30c7\u30eb \u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30f3\u30b0\u306e 2 \u3064\u306e\u6bb5\u968e\u306b\u5206\u5272\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d5\u30a7\u30fc\u30ba\u3067\u306f\u3001TensorFlow \u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002\u30b5\u30fc\u30d3\u30b9 \u30d5\u30a7\u30fc\u30ba\u3067\u306f\u3001TensorFlow Serving \u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c7\u30d7\u30ed\u30a4\u304a\u3088\u3073\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306b\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u30b5\u30fc\u30d3\u30b9\u3092\u5206\u96e2\u3057\u3066\u3001\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u306e\u3088\u308a\u67d4\u8edf\u306a\u7ba1\u7406\u3068\u62e1\u5f35\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorFlow Serving \u306e\u4e3b\u306a\u6a5f\u80fd\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9ad8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9: TensorFlow Serving \u306f\u3001\u9ad8\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e gRPC \u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u9ad8\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u3067\u4f4e\u30ec\u30a4\u30c6\u30f3\u30b7\u306e\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3: TensorFlow Serving \u306f\u3001\u8907\u6570\u306e\u30e2\u30c7\u30eb \u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u8907\u6570\u306e\u30b5\u30fc\u30d3\u30b9 \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u3001\u8ca0\u8377\u5206\u6563\u3068\u969c\u5bb3\u56de\u5fa9\u3092\u81ea\u52d5\u7684\u306b\u51e6\u7406\u3057\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u67d4\u8edf\u6027: TensorFlow Serving \u306f\u3001\u8907\u6570\u306e\u30e2\u30c7\u30eb\u5f62\u5f0f\u3068\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u3055\u307e\u3056\u307e\u306a\u30e2\u30c7\u30eb \u30bf\u30a4\u30d7\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30b7\u30ca\u30ea\u30aa\u3092\u8fc5\u901f\u306b\u5c55\u958b\u3057\u3066\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002<\/li>\n\n\n\n<li>\u4f7f\u3044\u3084\u3059\u3055: TensorFlow Serving \u306f\u3001\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u3092\u7c21\u5358\u306b\u30c7\u30d7\u30ed\u30a4\u304a\u3088\u3073\u7ba1\u7406\u3059\u308b\u305f\u3081\u306e\u4f7f\u3044\u3084\u3059\u3044 API \u3068\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3 \u30c4\u30fc\u30eb\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p>TensorFlow Serving \u3092\u4f7f\u7528\u3057\u3066\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u30c7\u30d7\u30ed\u30a4\u3057\u3066\u63d0\u4f9b\u3059\u308b\u65b9\u6cd5\u3092\u793a\u3059\u7c21\u5358\u306a\u4f8b\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>TensorFlow Serving \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">shell\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>pip install tensorflow-serving-api\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30e2\u30c7\u30eb\u3092\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u6784\u5efa\u6a21\u578b\nmodel = tf.keras.Sequential([\n    tf.keras.layers.Dense(1, input_shape=(1,))\n])\n\n# \u7f16\u8bd1\u6a21\u578b\nmodel.compile(optimizer='sgd', loss='mse')\n\n# \u8bad\u7ec3\u6a21\u578b\nx_train = [1, 2, 3, 4, 5]\ny_train = [2, 4, 6, 8, 10]\nmodel.fit(x_train, y_train, epochs=10)\n\n# \u5bfc\u51fa\u6a21\u578b\nexport_path = '.\/saved_model'\ntf.saved_model.save(model, export_path)\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>TensorFlow Serving \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">shell\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>tensorflow_model_server --port=9000 --model_name=my_model --model_base_path=.\/saved_model\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\nfrom tensorflow_serving.apis import predict_pb2\nfrom tensorflow_serving.apis import prediction_service_pb2_grpc\n\n# \u5b9a\u4e49\u5ba2\u6237\u7aef\nchannel = tf.grpc.insecure_channel('localhost:9000')\nstub = prediction_service_pb2_grpc.PredictionServiceStub(channel)\n\n# \u6784\u5efa\u8bf7\u6c42\nrequest = predict_pb2.PredictRequest()\nrequest.model_spec.name = 'my_model'\nrequest.model_spec.signature_name = 'serving_default'\nrequest.inputs['dense_input'].CopyFrom(tf.make_tensor_proto([1.0]))\n\n# \u53d1\u9001\u8bf7\u6c42\nresult = stub.Predict(request, 10.0)\n\n# \u5904\u7406\u7ed3\u679c\nprint(result)\n<\/code><\/pre>\n\n\n\n<p>\u305d\u306e\u4e0a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u3053\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b TensorFlow \u3092\u4f7f\u7528\u3057\u3066\u5358\u7d14\u306a\u7dda\u5f62\u56de\u5e30\u30e2\u30c7\u30eb\u3092\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3057\u3001\u305d\u308c\u3092<code>.\/saved_model<\/code>\u30d1\u30b9\u306b\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002\u6b21\u306b\u3001<code>tensorflow_model_server<\/code>\u30b3\u30de\u30f3\u30c9\u3067 TensorFlow Serving \u30b5\u30fc\u30d3\u30b9\u3092\u958b\u59cb\u3057\u3001<code>my_model<\/code>\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3055\u308c\u305f\u30e2\u30c7\u30eb\u3092\u30e2\u30c7\u30eb\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u3057\u3066\u30b5\u30fc\u30d3\u30b9\u306b\u30ed\u30fc\u30c9\u3057\u3001\u30b5\u30fc\u30d3\u30b9 \u30dd\u30fc\u30c8\u3092 \u306b\u8a2d\u5b9a\u3057\u307e\u3057\u305f<code>9000<\/code>\u3002<\/p>\n\n\n\n<p>\u6700\u5f8c\u306b\u3001TensorFlow Serving \u304c\u63d0\u4f9b\u3059\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8 API \u3092\u4f7f\u7528\u3057\u3066\u30ea\u30af\u30a8\u30b9\u30c8 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u69cb\u7bc9\u3057\u3001gRPC \u30d7\u30ed\u30c8\u30b3\u30eb\u3092\u4ecb\u3057\u3066\u30b5\u30fc\u30d0\u30fc\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3057\u3001\u4e88\u6e2c\u7d50\u679c\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><code>model_spec.name<\/code>\u8981\u6c42\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u3001\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30e2\u30c7\u30eb\u306e\u540d\u524d\u306b\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001<code>model_spec.signature_name<\/code>\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u30ed\u30fc\u30c9\u3055\u308c\u305f\u30e2\u30c7\u30eb\u306e\u7f72\u540d\u540d\u306b\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3055\u3089\u306b\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f<code>inputs<\/code>\u30e2\u30c7\u30eb\u306e\u5165\u529b\u30c6\u30f3\u30bd\u30eb\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001<code>tf.make_tensor_proto<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u5165\u529b\u30c7\u30fc\u30bf\u3092<code>TensorProto<\/code>\u5f62\u5f0f\u306b\u5909\u63db\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306e\u624b\u9806\u306b\u3088\u308a\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e\u30e2\u30c7\u30eb\u3092\u672c\u756a\u74b0\u5883\u306b\u3059\u3070\u3084\u304f\u30c7\u30d7\u30ed\u30a4\u3057\u3001\u9ad8\u6027\u80fd\u3067\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u3067\u7ba1\u7406\u3057\u3084\u3059\u3044\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u30c7\u30d7\u30ed\u30a4\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 \u30e2\u30c7\u30eb\u306e\u30c7\u30d7\u30ed\u30a4\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u30c7\u30d7\u30ed\u30a4\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e\u30e2\u30c7\u30eb\u3092\u672c\u756a\u74b0\u5883\u306b\u30c7\u30d7\u30ed\u30a4\u3057\u3001\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u9ad8\u6027\u80fd\u306e\u4e88\u6e2c\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3059\u3002TensorFlow \u3067\u306f\u3001TensorFlow Serving \u306e\u4f7f\u7528\u3001Docker \u30b3\u30f3\u30c6\u30ca\u30fc\u306e\u4f7f\u7528\u3001Kubernetes \u306e\u4f7f\u7528\u306a\u3069\u3001\u3055\u307e\u3056\u307e\u306a\u65b9\u6cd5\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30c7\u30d7\u30ed\u30a4\u304a\u3088\u3073\u9069\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u3067\u306f\u3001\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b 2 \u3064\u306e TensorFlow \u30e2\u30c7\u30eb\u306e\u5c55\u958b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528TensorFlow Serving\uff1a<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow Serving \u306f\u30aa\u30fc\u30d7\u30f3 \u30bd\u30fc\u30b9\u306e TensorFlow \u30e2\u30c7\u30eb \u30c7\u30d7\u30ed\u30a4 \u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u30e2\u30c7\u30eb\u3092\u672c\u756a\u74b0\u5883\u306b\u8fc5\u901f\u306b\u30c7\u30d7\u30ed\u30a4\u3057\u3001\u9ad8\u6027\u80fd\u3067\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u3067\u7ba1\u7406\u3057\u3084\u3059\u3044\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002TensorFlow Serving \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30e2\u30c7\u30eb\u306e\u30aa\u30f3\u30e9\u30a4\u30f3\u5c55\u958b\u3068\u30b5\u30fc\u30d3\u30b9\u3092\u5b9f\u73fe\u3057\u3001\u8907\u6570\u306e\u30e2\u30c7\u30eb \u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u8907\u6570\u306e\u30b5\u30fc\u30d3\u30b9 \u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u8ca0\u8377\u5206\u6563\u3068\u969c\u5bb3\u5fa9\u65e7\u3092\u81ea\u52d5\u7684\u306b\u51e6\u7406\u3067\u304d\u307e\u3059\u3002\u8a73\u3057\u304f\u306f\u3001\u524d\u306e\u8cea\u554f\u3078\u306e\u56de\u7b54\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u4f7f\u7528Docker\u5bb9\u5668\uff1a<\/li>\n<\/ol>\n\n\n\n<p>Docker \u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3068\u3059\u3079\u3066\u306e\u4f9d\u5b58\u95a2\u4fc2\u3092\u5206\u96e2\u3055\u308c\u305f\u30b3\u30f3\u30c6\u30ca\u30fc\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u5316\u3057\u3001\u5225\u306e\u74b0\u5883\u3067\u5b9f\u884c\u3067\u304d\u308b\u8efd\u91cf\u306e\u30b3\u30f3\u30c6\u30ca\u30fc\u5316\u30c6\u30af\u30ce\u30ed\u30b8\u3067\u3059\u3002Docker \u30b3\u30f3\u30c6\u30ca\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001TensorFlow \u30e2\u30c7\u30eb\u3092\u7c21\u5358\u306b\u30c7\u30d7\u30ed\u30a4\u304a\u3088\u3073\u7ba1\u7406\u3057\u3001\u30af\u30ed\u30b9\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u304a\u3088\u3073\u30af\u30ed\u30b9\u30c7\u30d0\u30a4\u30b9 \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u7684\u306a\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Dockerfile \u3092\u4f5c\u6210\u3057\u3066\u3001\u30b3\u30f3\u30c6\u30ca\u30fc\u5185\u306e\u74b0\u5883\u3068\u4f9d\u5b58\u95a2\u4fc2\u3092\u5b9a\u7fa9\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">bash\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>FROM tensorflow\/tensorflow:latest-py3\nWORKDIR \/app\nCOPY . \/app\nRUN pip install -r requirements.txt\nEXPOSE 5000\nCMD [\"python\", \"app.py\"]\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Docker \u30a4\u30e1\u30fc\u30b8\u3092\u30d3\u30eb\u30c9\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">perl\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>docker build -t my-model .\n<\/code><\/pre>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Docker \u30b3\u30f3\u30c6\u30ca\u30fc\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">arduino\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>docker run -p 5000:5000 my-model\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b\u516c\u5f0f\u306e TensorFlow \u30a4\u30e1\u30fc\u30b8\u306b\u57fa\u3065\u3044\u3066 Dockerfile \u3092\u5b9a\u7fa9\u3057\u3001\u30b3\u30f3\u30c6\u30ca\u30fc\u306e\u4f5c\u696d\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3068\u4f9d\u5b58\u95a2\u4fc2\u3092\u6307\u5b9a\u3057\u3066\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b3\u30f3\u30c6\u30ca\u30fc\u306b\u30b3\u30d4\u30fc\u3057\u307e\u3057\u305f\u3002\u6b21\u306b\u3001<code>docker build<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066 Docker \u30a4\u30e1\u30fc\u30b8\u3092\u30d3\u30eb\u30c9\u3057\u3001<code>docker run<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066 Docker \u30b3\u30f3\u30c6\u30ca\u30fc\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><code>-p 5000:5000<\/code>\u3053\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u3001\u30d6\u30e9\u30a6\u30b6\u30fc\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3001\u30b3\u30f3\u30c6\u30ca\u30fc\u5185\u306e\u30dd\u30fc\u30c8 5000 \u3092\u30db\u30b9\u30c8 \u30de\u30b7\u30f3\u306e\u30dd\u30fc\u30c8 5000 \u306b\u30de\u30c3\u30d7\u3059\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3055\u3089\u306b\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u53ef\u80fd\u30d5\u30a1\u30a4\u30eb\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u5316\u3057\u3001\u8d77\u52d5\u30b3\u30de\u30f3\u30c9\u3092 Dockerfile \u3067\u6307\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306e\u624b\u9806\u306b\u3088\u308a\u3001TensorFlow \u30e2\u30c7\u30eb\u3092\u7c21\u5358\u306b Docker \u30b3\u30f3\u30c6\u30ca\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u5316\u3057\u3001\u305d\u308c\u3092\u672c\u756a\u74b0\u5883\u306b\u30c7\u30d7\u30ed\u30a4\u3057\u3066\u3001\u52b9\u7387\u7684\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30e2\u30c7\u30eb \u30b5\u30fc\u30d3\u30b9\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30e2\u30c7\u30eb\u5fdc\u52df\u3068\u547c\u3073\u65b9\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u9069\u7528\u3068\u547c\u3073\u51fa\u3057\u3068\u306f\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e\u30e2\u30c7\u30eb\u3092\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u306b\u9069\u7528\u3057\u3066\u3001\u4e88\u6e2c\u3001\u5206\u985e\u3001\u56de\u5e30\u306a\u3069\u306e\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3092\u6307\u3057\u307e\u3059\u3002TensorFlow \u3067\u306f\u3001TensorFlow Serving \u306e\u4f7f\u7528\u3001Python API \u306e\u4f7f\u7528\u3001C++ API \u306e\u4f7f\u7528\u306a\u3069\u3001\u30e2\u30c7\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067\u547c\u3073\u51fa\u3059\u65b9\u6cd5\u304c\u591a\u6570\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u3067\u306f\u3001\u30e2\u30c7\u30eb\u4e88\u6e2c\u306b Python API \u3092\u4f7f\u7528\u3059\u308b\u3001\u4e00\u822c\u7684\u306a\u30e2\u30c7\u30eb\u547c\u3073\u51fa\u3057\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30e2\u30c7\u30eb\u3092\u30ed\u30fc\u30c9\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u304c\u63d0\u4f9b\u3059\u308b\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u30ed\u30fc\u30c9\u3057\u307e\u3059<code>tf.saved_model.load<\/code>\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">java\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import tensorflow as tf\n\nmodel = tf.saved_model.load(\".\/saved_model\")\n<\/code><\/pre>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u30c7\u30fc\u30bf\u5165\u529b\u306e\u6e96\u5099:<\/li>\n<\/ol>\n\n\n\n<p>\u30e2\u30c7\u30eb\u306e\u5165\u529b\u30c6\u30f3\u30bd\u30eb\u306b\u57fa\u3065\u3044\u3066\u3001\u5165\u529b\u30c7\u30fc\u30bf\u3092\u6e96\u5099\u3057\u3001\u6b21\u306e<code>TensorProto<\/code>\u5f62\u5f0f\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">css\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import numpy as np\n\ninput_data = np.array([1.0, 2.0, 3.0], dtype=np.float32)\ninput_tensor = tf.make_tensor_proto(input_data, shape=[1, 3])\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b\u9577\u3055 3 \u306e\u5165\u529b\u30d9\u30af\u30c8\u30eb\u3092\u6e96\u5099\u3057<code>[1.0, 2.0, 3.0]<\/code>\u3001\u305d\u308c\u3092<code>TensorProto<\/code>\u5f62\u5f0f\u306b\u5909\u63db\u3057\u307e\u3057\u305f\u3002\u3053\u3053\u3067\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u3001<code>shape=[1, 3]<\/code>\u5165\u529b\u30d9\u30af\u30c8\u30eb\u3092<code>(1, 3)<\/code>shape \u306e\u30c6\u30f3\u30bd\u30eb\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u4e88\u6e2c\u3092\u884c\u3044\u307e\u3059\uff1a<\/li>\n<\/ol>\n\n\n\n<p>\u8aad\u307f\u8fbc\u307e\u308c\u305f\u30e2\u30c7\u30eb\u3068\u5165\u529b\u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u3001\u4e88\u6e2c\u7d50\u679c\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scss\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>output_dict = model(input_tensor)\noutput_data = output_dict[\"output_tensor\"].numpy()\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u3066\u5165\u529b\u30c6\u30f3\u30bd\u30eb\u3092\u6e21\u3059\u3053\u3068\u3067\u3001\u4e88\u6e2c\u7d50\u679c\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<code>output_tensor<\/code>\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u3001\u30e2\u30c7\u30eb\u306e\u51fa\u529b\u30c6\u30f3\u30bd\u30eb\u306b\u5f93\u3063\u3066\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p>\u4e0a\u8a18\u306e\u624b\u9806\u306b\u3088\u308a\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u306e\u30e2\u30c7\u30eb\u3092\u3059\u3070\u3084\u304f\u8aad\u307f\u8fbc\u3093\u3067\u547c\u3073\u51fa\u3057\u3001\u4e88\u6e2c\u3001\u5206\u985e\u3001\u56de\u5e30\u306a\u3069\u306e\u30bf\u30b9\u30af\u3092\u5b9f\u884c\u3057\u3001\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u306b\u9069\u7528\u3067\u304d\u307e\u3059\u3002\u5b9f\u969b\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u3001\u5206\u6563\u3001GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306a\u3069\u306e\u30c6\u30af\u30ce\u30ed\u30b8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u52b9\u7387\u3092\u3055\u3089\u306b\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>TensorFlow \u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u3068 GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>TensorFlow \u306f\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u4e88\u6e2c\u306e\u901f\u5ea6\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u308b\u3001\u3055\u307e\u3056\u307e\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u3068 GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3 \u30c6\u30af\u30ce\u30ed\u30b8\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3001\u52b9\u7387\u7684\u3067\u67d4\u8edf\u304b\u3064\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a\u6a5f\u68b0\u5b66\u7fd2\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u3067\u306f\u3001\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b TensorFlow \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u3068 GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u624b\u6cd5\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528GPU\u52a0\u901f\uff1a<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u306f\u3001\u8a08\u7b97\u306b GPU \u3092\u4f7f\u7528\u3067\u304d\u308b GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u4e88\u6e2c\u306e\u901f\u5ea6\u3092\u5927\u5e45\u306b\u5411\u4e0a\u3055\u305b\u307e\u3059\u3002GPU \u3092\u4f7f\u7528\u3059\u308b\u524d\u306b\u3001\u5bfe\u5fdc\u3059\u308b GPU \u30c9\u30e9\u30a4\u30d0\u30fc\u3068\u4f9d\u5b58\u30e9\u30a4\u30d6\u30e9\u30ea (CUDA \u3084 cuDNN \u306a\u3069) \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001TensorFlow \u3092 GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u7528\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">lua\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc<code>import tensorflow as tf\n\n# \u521b\u5efa\u4e00\u4e2aGPU\u8bbe\u5907\u5bf9\u8c61\ndevice = tf.device(\"gpu:0\")\n\n# \u5728GPU\u4e0a\u8fd0\u884c\u8ba1\u7b97\nwith device:\n    x = tf.constant([[1.0, 2.0], [3.0, 4.0]])\n    y = tf.constant([[5.0, 6.0], [7.0, 8.0]])\n    z = tf.matmul(x, y)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b GPU \u30c7\u30d0\u30a4\u30b9 \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001<code>with device<\/code>\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066 GPU \u3067\u8a08\u7b97\u3092\u5b9f\u884c\u3057\u307e\u3057\u305f\u3002\u306a\u304a\u3001<code>gpu:0<\/code>\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u6700\u521d\u306eGPU\u30c7\u30d0\u30a4\u30b9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u8907\u6570\u306eGPU\u30c7\u30d0\u30a4\u30b9\u304c\u3042\u308b\u5834\u5408\u306f\u3001 \u3001<code>gpu:1<\/code>\u306a\u3069<code>gpu:2<\/code>\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u4f7f\u7528\u3059\u308b:<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u306f\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u304a\u308a\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30bf\u30b9\u30af\u3092\u8907\u6570\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30ce\u30fc\u30c9\u306b\u5206\u6563\u3057\u3066\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u901f\u5ea6\u3068\u30d5\u30a9\u30fc\u30eb\u30c8 \u30c8\u30ec\u30e9\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u4f7f\u7528\u3059\u308b\u524d\u306b\u3001\u30af\u30e9\u30b9\u30bf\u30fc \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3068\u5206\u6563\u6226\u7565\u3092\u69cb\u6210\u3057\u3001\u30e2\u30c7\u30eb\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30b0\u30e9\u30d5\u3092\u8907\u6570\u306e\u90e8\u5206\u306b\u5206\u5272\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u4f7f\u7528\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">makefile\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u914d\u7f6e\u96c6\u7fa4\u53c2\u6570\ncluster = tf.train.ClusterSpec({\"worker\": [\"localhost:2222\", \"localhost:2223\"]})\n\n# \u5b9a\u4e49\u5206\u5e03\u5f0f\u7b56\u7565\nstrategy = tf.distribute.experimental.MultiWorkerMirroredStrategy()\n\n# \u5b9a\u4e49\u6a21\u578b\u548c\u4f18\u5316\u5668\nwith strategy.scope():\n    model = tf.keras.Sequential([...])\n    optimizer = tf.keras.optimizers.Adam()\n\n# \u7f16\u8bd1\u6a21\u578b\nmodel.compile(optimizer=optimizer, loss=\"sparse_categorical_crossentropy\", metrics=[\"accuracy\"])\n\n# \u5b9a\u4e49\u8bad\u7ec3\u6570\u636e\u96c6\u548c\u9a8c\u8bc1\u6570\u636e\u96c6\ntrain_dataset = tf.data.Dataset.from_tensor_slices((train_images, train_labels)).shuffle(buffer_size=1024).batch(32)\nval_dataset = tf.data.Dataset.from_tensor_slices((test_images, test_labels)).batch(32)\n\n# \u8bad\u7ec3\u6a21\u578b\nmodel.fit(train_dataset, epochs=10, validation_data=val_dataset)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b 2 \u3064\u306e\u30ce\u30fc\u30c9\u3092\u6301\u3064\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u5b9a\u7fa9\u3057\u3001\u6b21\u306b<code>MultiWorkerMirroredStrategy<\/code>\u30dd\u30ea\u30b7\u30fc\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092\u8907\u6570\u306e\u30ce\u30fc\u30c9\u306b\u8907\u88fd\u3057\u307e\u3057\u305f\u3002<code>strategy.scope()<\/code>\u30e2\u30c7\u30eb\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u5b9a\u7fa9\u3057\u3066\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3059\u308b\u3068\u304d\u306f\u3001\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u74b0\u5883\u3092\u5206\u6563\u6226\u7565\u306b\u5207\u308a\u66ff\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<code>fit()<\/code>\u30e1\u30bd\u30c3\u30c9\u306e\u30d1\u30e9\u30e1\u30fc\u30bf<code>train_dataset<\/code>\u3068<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p><code>val_dataset<\/code>\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u3001\u8a08\u7b97\u306e\u305f\u3081\u306b\u5404\u8a08\u7b97\u30ce\u30fc\u30c9\u306b\u81ea\u52d5\u7684\u306b\u914d\u5e03\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>TFRecord \u5f62\u5f0f\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001TFRecord \u5f62\u5f0f\u3092\u4f7f\u7528\u3057\u3066\u3001\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u3088\u308a\u52b9\u7387\u7684\u306b\u4fdd\u5b58\u304a\u3088\u3073\u8aad\u307f\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002TFRecord \u5f62\u5f0f\u306f\u3001\u8aad\u307f\u53d6\u308a\u901f\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u3001\u30c7\u30a3\u30b9\u30af IO \u3092\u524a\u6e1b\u3059\u308b\u305f\u3081\u306b\u3001\u8907\u6570\u306e\u30b5\u30f3\u30d7\u30eb\u3092 1 \u3064\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u30d1\u30c3\u30af\u3067\u304d\u308b\u30d0\u30a4\u30ca\u30ea\u5f62\u5f0f\u3067\u3059\u3002TFRecord \u5f62\u5f0f\u306f\u3001\u5727\u7e2e\u3084\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u8aad\u307f\u53d6\u308a\u306a\u3069\u306e\u6a5f\u80fd\u3082\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p>TFRecord \u5f62\u5f0f\u306e\u4f7f\u7528\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scss\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u5b9a\u4e49\u6570\u636e\u8f6c\u6362\u51fd\u6570\ndef serialize_example(image, label):\n    feature = {\n        \"image\": tf.train.Feature(bytes_list=tf.train.BytesList(value=[image])),\n        \"label\": tf.train.Feature(int64_list=tf.train.Int64List(value=[label])),\n    }\n    example_proto = tf.train.Example(features=tf.train.Features(feature=feature))\n    return example_proto.SerializeToString()\n\n# \u5199\u5165\u6570\u636e\u5230TFRecord\u6587\u4ef6\nwith tf.io.TFRecordWriter(\"dataset.tfrecord\") as writer:\n    for image, label in dataset:\n        image_bytes = tf.io.serialize_tensor(image)\n        example_proto = serialize_example(image_bytes, label)\n        writer.write(example_proto)\n\n# \u8bfb\u53d6\u6570\u636e\u5e76\u89e3\u6790\u4e3aTensor\ndef parse_example(example_proto):\n    feature_description = {\n        \"image\": tf.io.FixedLenFeature([], tf.string),\n        \"label\": tf.io.FixedLenFeature([], tf.int64),\n    }\n    example = tf.io.parse_single_example(example_proto, feature_description)\n    image = tf.io.parse_tensor(example[\"image\"], tf.float32)\n    label = example[\"label\"]\n    return image, label\n\n# \u4eceTFRecord\u6587\u4ef6\u8bfb\u53d6\u6570\u636e\ndataset = tf.data.TFRecordDataset(\"dataset.tfrecord\").map(parse_example).batch(32)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b\u30c7\u30fc\u30bf\u5909\u63db\u95a2\u6570\u3092\u5b9a\u7fa9\u3057<code>serialize_example()<\/code>\u3001\u753b\u50cf\u3068\u30e9\u30d9\u30eb\u3092 TFRecord \u5f62\u5f0f\u306e\u30b5\u30f3\u30d7\u30eb\u306b\u30d1\u30c3\u30af\u3057\u3001<code>TFRecordWriter<\/code>\u30b5\u30f3\u30d7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002\u6b21\u306b\u3001\u30c7\u30fc\u30bf\u89e3\u6790\u95a2\u6570\u3092\u5b9a\u7fa9\u3057\u3066<code>parse_example()<\/code>\u3001TFRecord \u5f62\u5f0f\u306e\u30b5\u30f3\u30d7\u30eb\u3092\u753b\u50cf\u3068\u30e9\u30d9\u30eb Tensor \u306b\u89e3\u6790\u3057\u3001\u305d\u308c\u3092\u4f7f\u7528\u3057\u3066<code>TFRecordDataset<\/code>\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u53d6\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30c7\u30fc\u30bf\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306e\u4f7f\u7528:<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u30c7\u30fc\u30bf \u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3092\u4f7f\u7528\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u8aad\u307f\u8fbc\u307f\u3068\u524d\u51e6\u7406\u3092\u3088\u308a\u52b9\u7387\u7684\u306b\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30c7\u30fc\u30bf \u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306f\u3001\u30de\u30eb\u30c1\u30b9\u30ec\u30c3\u30c9\u5316\u3001\u30d7\u30ea\u30d5\u30a7\u30c3\u30c1\u3001\u524d\u51e6\u7406\u306a\u3069\u3092\u81ea\u52d5\u5316\u3057\u3001\u30c7\u30fc\u30bf\u3092\u30e2\u30c7\u30eb\u306b\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf \u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306e\u4f7f\u7528\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">scss\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\n\n# \u52a0\u8f7d\u6570\u636e\u96c6\u5e76\u9884\u5904\u7406\ndef preprocess(image, label):\n    image = tf.image.resize(image, [224, 224])\n    image = tf.image.random_flip_left_right(image)\n    image = tf.image.per_image_standardization(image)\n    label = tf.one_hot(label, 10)\n    return image, label\n\n# \u5b9a\u4e49\u6570\u636e\u7ba1\u9053\ndataset = tf.keras.preprocessing.image_dataset_from_directory(\"data\/\", validation_split=0.2, subset=\"training\", seed=123, image_size=(224, 224), batch_size=32)\n\n# \u9884\u5904\u7406\u6570\u636e\u5e76\u589e\u52a0\u6570\u636e\u589e\u5f3a\ndataset = dataset.map(preprocess).cache().shuffle(buffer_size=1024).batch(32).prefetch(tf.data.AUTOTUNE)\n\n# \u8bad\u7ec3\u6a21\u578b\nmodel.fit(dataset, epochs=10, validation_data=validation_dataset)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b `<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>image_dataset_from_directory()&nbsp;<code>\u51fd\u6570\u52a0\u8f7d\u6570\u636e\u96c6\uff0c\u5e76\u4f7f\u7528<\/code>preprocess()&nbsp;<code>\u51fd\u6570\u8fdb\u884c\u6570\u636e\u9884\u5904\u7406\u3002\u7136\u540e\u4f7f\u7528<\/code>map()&nbsp;<code>\u65b9\u6cd5\u5c06\u6570\u636e\u7ba1\u9053\u5e94\u7528\u4e8e\u6570\u636e\u96c6\uff0c\u5e76\u4f7f\u7528<\/code>cache()&nbsp;<code>\u65b9\u6cd5\u7f13\u5b58\u6570\u636e\uff0c<\/code>shuffle()&nbsp;<code>\u65b9\u6cd5\u968f\u673a\u6253\u4e71\u6570\u636e\uff0c<\/code>batch()&nbsp;<code>\u65b9\u6cd5\u6279\u91cf\u5904\u7406\u6570\u636e\uff0c<\/code>prefetch()&nbsp;<code>\u65b9\u6cd5\u9884\u53d6\u6570\u636e\uff0c\u4ee5\u63d0\u9ad8\u6570\u636e\u7ba1\u9053\u7684\u6548\u7387\u3002\u6700\u540e\uff0c\u5c06\u6570\u636e\u7ba1\u9053\u4f5c\u4e3a\u8bad\u7ec3\u6570\u636e\u4f20\u9012\u7ed9\u6a21\u578b\u7684<\/code>fit()`\u30e1\u30bd\u30c3\u30c9\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u4f7f\u7528TensorRT\u52a0\u901f\uff1a<\/li>\n<\/ol>\n\n\n\n<p>TensorRT \u306f\u3001\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u3092\u52b9\u7387\u7684\u306b\u5c55\u958b\u3059\u308b\u305f\u3081\u306b NVIDIA \u304c\u958b\u767a\u3057\u305f\u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3059\u3002TensorRT \u306f\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u3092\u52b9\u7387\u7684\u306a\u63a8\u8ad6\u30a8\u30f3\u30b8\u30f3\u306b\u5909\u63db\u3067\u304d\u3001GPU\u3001DPU \u306a\u3069\u306e\u8907\u6570\u306e\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2 \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3 \u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorRT \u306b\u3088\u308b\u9ad8\u901f\u5316\u306f\u3001\u6b21\u306e\u65b9\u6cd5\u3067\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">python\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3059\u308b<code>import tensorflow as tf\nimport tensorflow.contrib.tensorrt as trt\n\n# \u52a0\u8f7d\u6a21\u578b\nmodel = tf.keras.models.load_model(\"model.h5\")\n\n# \u8f6c\u6362\u4e3aTensorRT\u683c\u5f0f\ntrt_graph = trt.create_inference_graph(\n    input_graph_def=None,\n    outputs=[model.output.op.name],\n    max_batch_size=32,\n    max_workspace_size_bytes=1 &lt;&lt; 30,\n    precision_mode=\"FP32\",\n    minimum_segment_size=3,\n)\n\n# \u5bfc\u51fa\u4e3apb\u6587\u4ef6\nwith open(\"model_trt.pb\", \"wb\") as f:\n    f.write(trt_graph.SerializeToString())\n\n# \u52a0\u8f7dTensorRT\u6a21\u578b\ntrt_engine = trt.create_inference_engine(trt_graph)\n<\/code><\/pre>\n\n\n\n<p>\u4e0a\u8a18\u306e\u4f8b\u3067\u306f\u3001\u6700\u521d\u306b<code>load_model()<\/code>\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6e08\u307f\u30e2\u30c7\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u3001<code>create_inference_graph()<\/code>\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092 TensorRT \u5f62\u5f0f\u306b\u5909\u63db\u3057\u307e\u3059\u3002\u6b21\u306b\u3001<code>SerializeToString()<\/code>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092 TensorRT \u5f62\u5f0f\u3067 pb \u30d5\u30a1\u30a4\u30eb\u3068\u3057\u3066\u30a8\u30af\u30b9\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001<code>create_inference_engine()<\/code>\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30e2\u30c7\u30eb\u3092 TensorRT \u5f62\u5f0f\u3067\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002<\/p>\n\n\n\n<p>TensorRT \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u306b\u306f\u3001TensorRT \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001TensorFlow \u3092 TensorRT \u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002TensorRT \u3082\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u306b\u9069\u5fdc\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u5177\u4f53\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u3084\u52b9\u679c\u306f\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3084\u30e2\u30c7\u30eb\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u65b9\u6cd5\u3092\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u6df1\u5c64\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u8907\u96d1\u3055\u3068\u81a8\u5927\u306a\u91cf\u306e\u30c7\u30fc\u30bf\u306b\u3088\u308a\u3001\u8a08\u7b97\u91cf\u3068\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u304c\u975e\u5e38\u306b\u5927\u304d\u304f\u306a\u308a\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u901f\u5ea6\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316\u306b\u6b21\u306e\u65b9\u6cd5\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d0\u30c3\u30c1\u3067\u30c7\u30fc\u30bf\u3092\u51e6\u7406\u3059\u308b:<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u3067\u306f\u3001\u30c7\u30fc\u30bf\u306e\u30d0\u30c3\u30c1\u51e6\u7406\u306f\u3001\u8a08\u7b97\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u3001\u30e1\u30e2\u30ea \u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u3092\u524a\u6e1b\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u8a08\u7b97\u306e\u305f\u3081\u306b\u8907\u6570\u306e\u30c7\u30fc\u30bf \u30b5\u30f3\u30d7\u30eb\u3092\u30e2\u30c7\u30eb\u306b\u6e21\u3059\u3053\u3068\u3067\u3001\u8a08\u7b97\u306e\u6570\u3068\u30e1\u30e2\u30ea\u306e\u4f7f\u7528\u91cf\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u4f7f\u7528GPU\u52a0\u901f\uff1a<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306b\u304a\u3044\u3066\u3001GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3001\u8a08\u7b97\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u9ad8\u3044\u4e26\u5217\u8a08\u7b97\u80fd\u529b\u3068\u5927\u898f\u6a21\u30e1\u30e2\u30ea\u306e\u5229\u70b9\u306b\u3088\u308a\u3001GPU \u306f\u884c\u5217\u8a08\u7b97\u3068\u30c7\u30fc\u30bf\u51e6\u7406\u3092\u3088\u308a\u9ad8\u901f\u306b\u5b9f\u884c\u3067\u304d\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u30e2\u30c7\u30eb\u306e\u526a\u5b9a:<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u5208\u308a\u8fbc\u307f\u306f\u3001\u8a08\u7b97\u3068\u30e1\u30e2\u30ea\u306e\u4f7f\u7528\u91cf\u3092\u524a\u6e1b\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u30e2\u30c7\u30eb\u5185\u306e\u5197\u9577\u306a\u91cd\u307f\u3068\u63a5\u7d9a\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u3067\u3001\u8a08\u7b97\u306e\u6570\u3068\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30e2\u30c7\u30eb\u5727\u7e2e:<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u3067\u306f\u3001\u30e2\u30c7\u30eb\u306e\u5727\u7e2e\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30b5\u30a4\u30ba\u3068\u30e1\u30e2\u30ea \u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u3092\u524a\u6e1b\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u4f4e\u30e9\u30f3\u30af\u5206\u89e3\u3001\u91cf\u5b50\u5316\u3001\u30cf\u30c3\u30b7\u30f3\u30b0\u306a\u3069\u306e\u30e2\u30c7\u30eb\u5727\u7e2e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306e\u6570\u3068\u30e2\u30c7\u30eb\u306e\u30e1\u30e2\u30ea \u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u3092\u524a\u6e1b\u3067\u304d\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"5\">\n<li>\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0:<\/li>\n<\/ol>\n\n\n\n<p>\u6df1\u5c64\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b\u304a\u3044\u3066\u3001\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3001\u8a08\u7b97\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30bf\u30b9\u30af\u3092\u8907\u6570\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30ce\u30fc\u30c9\u306b\u5272\u308a\u5f53\u3066\u3066\u4e26\u5217\u8a08\u7b97\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u8a08\u7b97\u6642\u9593\u3068\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u524a\u6e1b\u3067\u304d\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"6\">\n<li>\u30c7\u30fc\u30bf\u5897\u5f37:<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u306b\u304a\u3044\u3066\u3001\u30c7\u30fc\u30bf\u62e1\u5f35\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3001\u30e2\u30c7\u30eb\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u6c4e\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306b\u5bfe\u3057\u3066\u30e9\u30f3\u30c0\u30e0\u306b\u30c8\u30ea\u30df\u30f3\u30b0\u3001\u56de\u8ee2\u3001\u53cd\u8ee2\u3001\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3001\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u5909\u63db\u64cd\u4f5c\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u591a\u69d8\u6027\u3068\u91cf\u3092\u5897\u3084\u3057\u3001\u305d\u308c\u306b\u3088\u3063\u3066\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u52b9\u679c\u3068\u4e00\u822c\u5316\u80fd\u529b\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"7\">\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5 \u30c7\u30fc\u30bf:<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u3067\u306f\u3001<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u7d9a\u3051\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u30c7\u30fc\u30bf\u306e\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u306f\u3001\u8aad\u307f\u53d6\u308a\u3068\u66f8\u304d\u8fbc\u307f\u306e\u30c7\u30a3\u30b9\u30af\u3068\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u5f85\u3061\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u30e1\u30e2\u30ea\u306b\u30ed\u30fc\u30c9\u3057\u3066\u30c7\u30fc\u30bf\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30a3\u30b9\u30af\u3078\u306e\u8aad\u307f\u66f8\u304d\u306e\u56de\u6570\u3068\u6642\u9593\u3001\u304a\u3088\u3073\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306e\u9045\u5ef6\u3092\u6e1b\u3089\u3057\u3001\u30c7\u30fc\u30bf\u51e6\u7406\u306e\u901f\u5ea6\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"8\">\n<li>\u5206\u6563\u63a8\u8ad6:<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u63a8\u8ad6\u3067\u306f\u3001\u5206\u6563\u63a8\u8ad6\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3001\u8a08\u7b97\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u3001\u63a8\u8ad6\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u30e2\u30c7\u30eb\u306e\u63a8\u8ad6\u30bf\u30b9\u30af\u3092\u8907\u6570\u306e\u8a08\u7b97\u30ce\u30fc\u30c9\u306b\u5272\u308a\u5f53\u3066\u3066\u4e26\u5217\u8a08\u7b97\u3092\u884c\u3046\u3053\u3068\u3067\u3001\u8a08\u7b97\u6642\u9593\u3068\u30e1\u30e2\u30ea \u30d5\u30c3\u30c8\u30d7\u30ea\u30f3\u30c8\u3092\u524a\u6e1b\u3067\u304d\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306e\u63a8\u8ad6\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"9\">\n<li>\u4f7f\u7528TensorRT\u52a0\u901f\uff1a<\/li>\n<\/ol>\n\n\n\n<p>\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u63a8\u8ad6\u3067\u306f\u3001TensorRT \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3001\u8a08\u7b97\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u3001\u63a8\u8ad6\u6642\u9593\u3092\u77ed\u7e2e\u3059\u308b\u305f\u3081\u306e\u91cd\u8981\u306a\u65b9\u6cd5\u3067\u3059\u3002\u30e2\u30c7\u30eb\u3092 TensorRT \u5f62\u5f0f\u306b\u5909\u63db\u3057\u3001TensorRT \u306e\u52b9\u7387\u7684\u306a\u63a8\u8ad6\u30a8\u30f3\u30b8\u30f3\u3092\u8a08\u7b97\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u8a08\u7b97\u306e\u6642\u9593\u3068\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3092\u524a\u6e1b\u3067\u304d\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306e\u63a8\u8ad6\u901f\u5ea6\u304c\u5411\u4e0a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u306f\u6df1\u5c64\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u4e00\u822c\u7684\u306a\u6027\u80fd\u6700\u9069\u5316\u624b\u6cd5\u3067\u3059\u304c\u3001\u5b9f\u969b\u306e\u9069\u7528\u3067\u306f\u72b6\u6cc1\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u6700\u9069\u5316\u624b\u6cd5\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u9ad8\u901f\u5316\u306b GPU \u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u65b9\u6cd5\u3067\u3059. \u4e3b\u306a\u7406\u7531\u306f\u3001GPU \u304c CPU \u3088\u308a\u3082\u9ad8\u3044\u4e26\u5217\u8a08\u7b97\u80fd\u529b\u3068\u3088\u308a\u5927\u304d\u306a\u30e1\u30e2\u30ea\u5e2f\u57df\u5e45\u3092\u6301\u3063\u3066\u3044\u308b\u3053\u3068\u3067\u3059.&nbsp;\u6df1\u5c64\u5b66\u7fd2\u3067\u306f\u3001\u4e3b\u306a\u8a08\u7b97\u30bf\u30b9\u30af\u306f\u884c\u5217\u306e\u4e57\u7b97\u3068\u7573\u307f\u8fbc\u307f\u6f14\u7b97\u3067\u3059\u304c\u3001\u3053\u308c\u3089\u306e\u8a08\u7b97\u30bf\u30b9\u30af\u306f\u52b9\u7387\u7684\u306b\u4e26\u5217\u5316\u3067\u304d\u3001GPU \u306e\u591a\u6570\u306e\u8a08\u7b97\u30b3\u30a2\u304c\u52b9\u7387\u7684\u306a\u4e26\u5217\u8a08\u7b97\u3092\u5b9f\u73fe\u3067\u304d\u308b\u305f\u3081\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u304c\u9ad8\u901f\u5316\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306b GPU \u3092\u4f7f\u7528\u3059\u308b\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>GPU \u30c9\u30e9\u30a4\u30d0\u30fc\u3068 CUDA \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305a\u3001GPU \u30c9\u30e9\u30a4\u30d0\u30fc\u3068\u3001GPU \u3092\u4f7f\u7528\u3057\u305f\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u57fa\u672c\u7684\u306a\u74b0\u5883\u3067\u3042\u308b CUDA (Compute Unified Device Architecture) \u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>cuDNN \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>cuDNN \u306f NVIDIA \u304c\u63d0\u4f9b\u3059\u308b\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0 \u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30e9\u30a4\u30d6\u30e9\u30ea\u3067\u3001\u52b9\u7387\u7684\u306a\u7573\u307f\u8fbc\u307f\u3084\u5de1\u56de\u30cb\u30e5\u30fc\u30e9\u30eb \u30cd\u30c3\u30c8\u30ef\u30fc\u30af \u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u306e\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u307e\u3059.CUDA \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u306b\u5fdc\u3058\u3066\u3001\u5bfe\u5fdc\u3059\u308b cuDNN \u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u4f7f\u7528TensorFlow-GPU\uff1a<\/li>\n<\/ol>\n\n\n\n<p>GPU \u95a2\u9023\u306e\u74b0\u5883\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3068\u3001\u6df1\u5c64\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306b TensorFlow-GPU \u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002TensorFlow-GPU\u7248\u306fGPU\u306b\u6700\u9069\u5316\u3055\u308c\u305f\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u3001\u3088\u308a\u9ad8\u901f\u306a\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u30b3\u30fc\u30c9\u3067 GPU \u306e\u4f7f\u7528\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u4f7f\u7528\u3059\u308b GPU \u30c7\u30d0\u30a4\u30b9\u3092\u30b3\u30fc\u30c9\u3067\u6307\u5b9a\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002\u3092\u4f7f\u7528\u3057<code>tf.config.list_physical_devices('GPU')<\/code>\u3066\u4f7f\u7528\u53ef\u80fd\u306a GPU \u30c7\u30d0\u30a4\u30b9\u3092\u8868\u793a\u3057\u3001 \u304a\u3088\u3073<code>tf.config.set_visible_devices<\/code>\u3092\u4f7f\u7528\u3057<code>tf.config.experimental.set_memory_growth<\/code>\u3066\u3001\u4f7f\u7528\u3059\u308b GPU \u30c7\u30d0\u30a4\u30b9\u3092\u6307\u5b9a\u3057\u3001\u30e1\u30e2\u30ea\u62e1\u5f35\u6226\u7565\u3092\u8a2d\u5b9a\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306b GPU \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30c7\u30a3\u30fc\u30d7 \u30e9\u30fc\u30cb\u30f3\u30b0 \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3067\u304d\u307e\u3059\u304c\u3001GPU \u30a2\u30af\u30bb\u30e9\u30ec\u30fc\u30b7\u30e7\u30f3\u306f\u5927\u91cf\u306e\u30d3\u30c7\u30aa \u30e1\u30e2\u30ea\u3092\u5360\u6709\u3059\u308b\u305f\u3081\u3001\u30d3\u30c7\u30aa\u306b\u5fdc\u3058\u3066\u9069\u5207\u306a\u30d0\u30c3\u30c1 \u30b5\u30a4\u30ba\u3068\u30e2\u30c7\u30eb \u30b5\u30a4\u30ba\u3092\u6c7a\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30ab\u30fc\u30c9\u306e\u30e1\u30e2\u30ea\u5bb9\u91cf\u3068\u30e2\u30c7\u30eb\u306e\u30b5\u30a4\u30ba\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/edu.ujhb.org\/?p=1772\" alt=\"\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/chat.openai.com\/_next\/image?url=https%3A%2F%2Flh3.googleusercontent.com%2Fa%2FAGNmyxbwVdnTP0E2eBqDrujRQjV-wFP12Thr4vFgysVv5A%3Ds96-c&amp;w=96&amp;q=75\" alt=\"gun tei\"\/><\/figure>\n\n\n\n<p>\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u5229\u7528\u306b\u3064\u3044\u3066\u8a73\u3057\u304f\u8aac\u660e\u3057\u3066\u304f\u3060\u3055\u3044<\/p>\n\n\n\n<p>\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u4f7f\u7528\u306f, \u6df1\u5c64\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u52b9\u7387\u3092\u6539\u5584\u3059\u308b\u4e00\u822c\u7684\u306a\u65b9\u6cd5\u3067\u3059. \u4e3b\u306a\u7406\u7531\u306f, \u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30bf\u30b9\u30af\u3092\u8907\u6570\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u30ce\u30fc\u30c9\u306b\u5206\u6563\u3057\u3066\u4e26\u5217\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3046\u3068, \u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u6642\u9593\u304c\u5927\u5e45\u306b\u77ed\u7e2e\u3055\u308c, \u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u52b9\u7387\u304c\u5411\u4e0a\u3059\u308b\u305f\u3081\u3067\u3059.<\/p>\n\n\n\n<p>\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u4f7f\u7528\u3059\u308b\u624b\u9806\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30af\u30e9\u30b9\u30bf\u30fc\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u307e\u305a\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30af\u30e9\u30b9\u30bf\u30fc\u3092\u69cb\u7bc9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7570\u306a\u308b\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30ce\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u30bf\u30b9\u30af\u3092\u305d\u308c\u305e\u308c\u5b9f\u884c\u3067\u304d\u307e\u3059\u3002\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308b\u30af\u30e9\u30b9\u30bf\u30fc\u7ba1\u7406\u30c4\u30fc\u30eb\u306b\u306f\u3001Kubernetes\u3001Docker Swarm \u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\">\n<li>\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>TensorFlow \u3067\u306f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30ce\u30fc\u30c9\u306e\u6570\u3001\u5404\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30ce\u30fc\u30c9\u306e\u5f79\u5272 (\u30de\u30b9\u30bf\u30fc\u307e\u305f\u306f\u30ef\u30fc\u30ab\u30fc)\u3001\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6226\u7565\u306a\u3069\u306e\u8a2d\u5b9a\u3092\u542b\u3080\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\">\n<li>\u5206\u6563\u30c7\u30fc\u30bf\u5165\u529b\u3092\u4f7f\u7528\u3059\u308b:<\/li>\n<\/ol>\n\n\n\n<p>\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3067\u306f\u3001\u30c7\u30fc\u30bf\u5165\u529b\u3082\u5206\u6563\u3057\u3066\u51e6\u7406\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5206\u6563\u30c7\u30fc\u30bf\u5165\u529b\u306f\u3001TensorFlow \u306e\u5206\u6563\u30c7\u30fc\u30bf\u5165\u529b\u30e2\u30b8\u30e5\u30fc\u30eb\u306a\u3069\u3092\u4f7f\u7528\u3057\u3066<code>tf.data.experimental.CsvDataset<\/code>\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"4\">\n<li>\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u958b\u59cb\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u958b\u59cb\u3059\u308b\u524d\u306b\u3001\u3059\u3079\u3066\u306e\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30ce\u30fc\u30c9\u306b\u540c\u3058\u30d0\u30fc\u30b8\u30e7\u30f3\u306e TensorFlow \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30b9\u30af\u30ea\u30d7\u30c8\u3068\u30c7\u30fc\u30bf\u3092\u5404\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30ce\u30fc\u30c9\u306b\u30b3\u30d4\u30fc\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6b21\u306b\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0 \u30ce\u30fc\u30c9\u3067\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0 \u30b9\u30af\u30ea\u30d7\u30c8\u3092\u958b\u59cb\u3057\u3001\u3053\u306e\u30ce\u30fc\u30c9\u3092\u30de\u30b9\u30bf\u30fc \u30ce\u30fc\u30c9\u3068\u3057\u3066\u6307\u5b9a\u3057\u3001\u4ed6\u306e\u30ce\u30fc\u30c9\u3092\u30ef\u30fc\u30ab\u30fc \u30ce\u30fc\u30c9\u3068\u3057\u3066\u6307\u5b9a\u3059\u308b\u3068\u3001\u5206\u6563\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u958b\u59cb\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u6df1\u5c64\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3068\u63a8\u8ad6\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u5927\u5e45\u306b\u9ad8\u901f\u5316\u3067\u304d\u307e\u3059\u304c\u3001\u5206\u6563\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3067\u306f\u3001\u30c7\u30fc\u30bf\u901a\u4fe1\u3068\u540c\u671f\u306b\u3088\u3063\u3066\u30b3\u30f3\u30d4\u30e5\u30fc\u30c6\u30a3\u30f3\u30b0\u3068\u901a\u4fe1\u306e\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u5897\u3048\u308b\u305f\u3081\u3001\u9069\u5207\u306a\u5206\u6563\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7279\u5b9a\u306e\u72b6\u6cc1\u306b\u5fdc\u3058\u3066. \u8a08\u7b97\u52b9\u7387\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u30d5\u30a9\u30fc\u30df\u30e5\u30e9\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u6226\u7565\u3068\u30d1\u30e9\u30e1\u30fc\u30bf<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u307e\u305a\u3001\u8aac\u660e\u3059\u308b\u5185\u5bb9\u306e\u6982\u8981\u3092\u8aac\u660e\u3057\u3066\u304f\u3060\u3055 &hellip; <\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-2103","post","type-post","status-publish","format-standard","hentry","category-material"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=\/wp\/v2\/posts\/2103","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2103"}],"version-history":[{"count":1,"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=\/wp\/v2\/posts\/2103\/revisions"}],"predecessor-version":[{"id":2104,"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=\/wp\/v2\/posts\/2103\/revisions\/2104"}],"wp:attachment":[{"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2103"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2103"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/edu.ujhb.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}