{"id":47108,"date":"2026-08-14T14:02:16","date_gmt":"2026-08-14T05:02:16","guid":{"rendered":"https:\/\/www.ripla.co.jp\/blog\/?p=47108"},"modified":"2026-09-01T06:28:30","modified_gmt":"2026-08-31T21:28:30","slug":"mean-absolute-error","status":"publish","type":"post","link":"https:\/\/www.ripla.co.jp\/blog\/system\/mean-absolute-error\/","title":{"rendered":"\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u3068\u306f\uff1fMAE\u306e\u8a08\u7b97\u65b9\u6cd5\u30fbRMSE\u3068\u306e\u9055\u3044\u30fb\u8a55\u4fa1\u306e\u6ce8\u610f\u70b9\u3092\u89e3\u8aac"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\uff08MAE\uff09\u3068\u306f\u3001\u4e88\u6e2c\u5024\u3068\u5b9f\u6e2c\u5024\u306e\u5dee\u306e\u7d76\u5bfe\u5024\u3092\u5e73\u5747\u3057\u305f\u3001\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u4ee3\u8868\u7684\u306a\u8a55\u4fa1\u6307\u6a19\u3067\u3059\u3002\u4e88\u6e2c\u304c\u5e73\u5747\u3057\u3066\u3069\u308c\u3060\u3051\u5916\u308c\u3066\u3044\u308b\u304b\u3092\u3001\u76ee\u7684\u5909\u6570\u3068\u540c\u3058\u5358\u4f4d\u3067\u8868\u305b\u308b\u305f\u3081\u3001\u73fe\u5834\u306e\u4eba\u306b\u3082\u8aac\u660e\u3057\u3084\u3059\u3044\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u58f2\u4e0a\u3092\u4e88\u6e2c\u3059\u308b\u30e2\u30c7\u30eb\u306eMAE\u304c\u300c8,000\u5186\u300d\u306a\u3089\u3001\u8a55\u4fa1\u30c7\u30fc\u30bf\u4e0a\u3067\u4e88\u6e2c\u3068\u5b9f\u7e3e\u306e\u5dee\u304c\u5e73\u5747\u3057\u30668,000\u5186\u7a0b\u5ea6\u3060\u3063\u305f\u3001\u3068\u8aad\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3001MAE\u306f\u3059\u3079\u3066\u306e\u8aa4\u5dee\u3092\u540c\u3058\u91cd\u307f\u3067\u6271\u3046\u305f\u3081\u3001\u5927\u304d\u306a\u5916\u308c\u5024\u3092\u5f37\u304f\u554f\u984c\u8996\u3057\u305f\u3044\u696d\u52d9\u3067\u306fRMSE\u306a\u3069\u5225\u306e\u6307\u6a19\u3082\u5fc5\u8981\u3067\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u3001\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u306e\u5b9a\u7fa9\u3068\u8a08\u7b97\u65b9\u6cd5\u3001RMSE\u30fb\u5e73\u5747\u7d76\u5bfe\u30d1\u30fc\u30bb\u30f3\u30c8\u8aa4\u5dee\uff08MAPE\uff09\u3068\u306e\u9055\u3044\u3001\u5b9f\u52d9\u3067\u306e\u4f7f\u3044\u5206\u3051\u3001\u8a55\u4fa1\u6642\u306e\u6ce8\u610f\u70b9\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u6570\u5024\u3092\u5c0f\u3055\u304f\u3059\u308b\u3053\u3068\u3060\u3051\u3092\u76ee\u6a19\u306b\u305b\u305a\u3001\u4e88\u6e2c\u306e\u7528\u9014\u306b\u5408\u3046\u6307\u6a19\u3068\u3057\u3066\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u76ee\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<h2 id=\"mae-overview\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\uff08MAE\uff09\u3068\u306f\uff1f\u4e88\u6e2c\u306e\u5916\u308c\u5e45\u3092\u540c\u3058\u5358\u4f4d\u3067\u793a\u3059\u6307\u6a19<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u306f\u3001\u82f1\u8a9e\u306eMean Absolute Error\u3092\u7565\u3057\u3066MAE\u3068\u547c\u3070\u308c\u307e\u3059\u3002\u5404\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u300c\u4e88\u6e2c\u5024\u2212\u5b9f\u6e2c\u5024\u300d\u3092\u8a08\u7b97\u3057\u3001\u305d\u306e\u7d76\u5bfe\u5024\u3092\u8db3\u3057\u5408\u308f\u305b\u3066\u30c7\u30fc\u30bf\u6570\u3067\u5272\u308a\u307e\u3059\u3002\u8aa4\u5dee\u306e\u7b26\u53f7\u3092\u6d88\u3057\u3066\u304b\u3089\u5e73\u5747\u3059\u308b\u305f\u3081\u3001\u4e88\u6e2c\u304c\u904e\u5927\u3060\u3063\u305f\u8aa4\u5dee\u3068\u904e\u5c0f\u3060\u3063\u305f\u8aa4\u5dee\u304c\u76f8\u6bba\u3055\u308c\u307e\u305b\u3093\u3002\u5024\u304c0\u306b\u8fd1\u3044\u307b\u3069\u3001\u5e73\u5747\u7684\u306a\u4e88\u6e2c\u306e\u5916\u308c\u5e45\u304c\u5c0f\u3055\u3044\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MAE\u306e\u5358\u4f4d\u306f\u76ee\u7684\u5909\u6570\u3068\u540c\u3058\u3067\u3059\u3002\u6c17\u6e29\u306a\u3089\u5ea6\u3001\u5546\u54c1\u306e\u9700\u8981\u306a\u3089\u500b\u6570\u3001\u5e83\u544a\u8cbb\u306a\u3089\u5186\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u6027\u8cea\u306f\u300c\u5e73\u5747\u3067\u4f55\u5186\u305a\u308c\u308b\u304b\u300d\u300c\u4f55\u4ef6\u7a0b\u5ea6\u9055\u3046\u304b\u300d\u3068\u3044\u3046\u610f\u601d\u6c7a\u5b9a\u306b\u76f4\u7d50\u3057\u307e\u3059\u3002\u6a5f\u68b0\u5b66\u7fd2\u306b\u8a73\u3057\u304f\u306a\u3044\u95a2\u4fc2\u8005\u3068\u30e2\u30c7\u30eb\u3092\u6bd4\u8f03\u3059\u308b\u3068\u304d\u306b\u3082\u3001\u4e8c\u4e57\u3084\u5e73\u65b9\u6839\u3092\u542b\u3080\u6307\u6a19\u3088\u308a\u8aac\u660e\u3057\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001MAE\u304c\u5c0f\u3055\u3044\u30e2\u30c7\u30eb\u304c\u5fc5\u305a\u3057\u3082\u6700\u826f\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u6b20\u54c1\u3092\u907f\u3051\u305f\u3044\u9700\u8981\u4e88\u6e2c\u3067\u306f\u904e\u5c0f\u4e88\u6e2c\u3092\u3088\u308a\u91cd\u304f\u6271\u3046\u5fc5\u8981\u304c\u3042\u308a\u3001\u7570\u5e38\u306a\u5927\u5916\u308c\u3092\u7d76\u5bfe\u306b\u907f\u3051\u305f\u3044\u8a2d\u5099\u4e88\u6e2c\u3067\u306fRMSE\u3084\u6700\u5927\u8aa4\u5dee\u3092\u4f75\u8a18\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u6307\u6a19\u306f\u30e2\u30c7\u30eb\u306e\u76ee\u7684\u95a2\u6570\u3067\u306f\u306a\u304f\u3001\u696d\u52d9\u4e0a\u306e\u640d\u5931\u3092\u6e2c\u308b\u305f\u3081\u306e\u7269\u5dee\u3057\u3067\u3059\u3002<\/p>\n\n\n\n<h2 id=\"mae-formula\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u306e\u8a08\u7b97\u65b9\u6cd5\uff5c\u8aa4\u5dee\u306e\u7d76\u5bfe\u5024\u3092\u5e73\u5747\u3059\u308b<\/strong><\/h2>\n\n\n\n<h3 id=\"mae-formula-detail\" class=\"wp-block-heading\"><strong>\u6570\u5f0f\u3068\u5177\u4f53\u4f8b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u6e2c\u5024\u3092 <code>y_i<\/code>\u3001\u4e88\u6e2c\u5024\u3092 <code>\u0177_i<\/code>\u3001\u30c7\u30fc\u30bf\u6570\u3092 <code>n<\/code> \u3068\u3059\u308b\u3068\u3001MAE\u306f\u6b21\u306e\u5f0f\u3067\u8868\u305b\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>MAE = (1 \/ n) \u00d7 \u03a3 |y_i - \u0177_i|<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3068\u3048\u3070\u5b9f\u6e2c\u5024\u304c\u300c10\u300120\u300130\u300d\u3001\u4e88\u6e2c\u5024\u304c\u300c12\u300117\u300125\u300d\u306a\u3089\u3001\u7d76\u5bfe\u8aa4\u5dee\u306f\u300c2\u30013\u30015\u300d\u3067\u3059\u3002\u5408\u8a0810\u30923\u4ef6\u3067\u5272\u308b\u305f\u3081\u3001MAE\u306f\u7d043.33\u306b\u306a\u308a\u307e\u3059\u3002\u4e88\u6e2c\u5024\u306e\u5358\u4f4d\u304c\u4e07\u5186\u306a\u3089\u3001\u5e73\u5747\u7684\u306b\u7d043.33\u4e07\u5186\u306e\u305a\u308c\u3067\u3059\u3002\u8aa4\u5dee\u3092\u305d\u306e\u307e\u307e\u5e73\u5747\u3059\u308b\u3068\u300c-2\u30013\u30015\u300d\u306e\u5408\u8a08\u304c6\u306b\u306a\u308a\u3001\u904e\u5927\u4e88\u6e2c\u3068\u904e\u5c0f\u4e88\u6e2c\u304c\u6253\u3061\u6d88\u3055\u308c\u307e\u3059\u304c\u3001MAE\u3067\u306f\u305d\u306e\u554f\u984c\u3092\u907f\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"mae-sign\" class=\"wp-block-heading\"><strong>MAE\u3060\u3051\u3067\u306f\u4e88\u6e2c\u306e\u65b9\u5411\u306f\u5206\u304b\u3089\u306a\u3044<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MAE\u306f\u8aa4\u5dee\u306e\u5927\u304d\u3055\u3092\u793a\u3057\u307e\u3059\u304c\u3001\u4e88\u6e2c\u304c\u4e00\u8cab\u3057\u3066\u9ad8\u3044\u306e\u304b\u4f4e\u3044\u306e\u304b\u306f\u793a\u3057\u307e\u305b\u3093\u3002\u65b9\u5411\u306e\u504f\u308a\u3092\u78ba\u8a8d\u3059\u308b\u306b\u306f\u3001\u7b26\u53f7\u3092\u6b8b\u3057\u305f\u5e73\u5747\u8aa4\u5dee\uff08ME\uff09\u3084\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u3068\u3042\u308f\u305b\u305f\u6b8b\u5dee\u5206\u6790\u3092\u4f7f\u3044\u307e\u3059\u3002\u5e97\u8217\u5225\u3001\u5546\u54c1\u5225\u3001\u5b63\u7bc0\u5225\u306bMAE\u3092\u5206\u3051\u3066\u96c6\u8a08\u3059\u308b\u3068\u3001\u5168\u4f53\u5e73\u5747\u3060\u3051\u3067\u306f\u898b\u3048\u306a\u3044\u904e\u5c0f\u4e88\u6e2c\u306e\u50be\u5411\u3092\u767a\u898b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"mae-vs-other\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>MAE\u3068RMSE\u30fbMAPE\u306e\u9055\u3044\uff5c\u5916\u308c\u5024\u3068\u5c3a\u5ea6\u3092\u3069\u3046\u6271\u3046\u304b<\/strong><\/h2>\n\n\n\n<h3 id=\"mae-rmse\" class=\"wp-block-heading\"><strong>RMSE\u3068\u306e\u9055\u3044\uff5c\u5927\u304d\u306a\u8aa4\u5dee\u306b\u5f37\u3044\u91cd\u307f\u3092\u4ed8\u3051\u308b\u304b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RMSE\u306f\u4e8c\u4e57\u5e73\u5747\u5e73\u65b9\u6839\u8aa4\u5dee\u3067\u3059\u3002\u8aa4\u5dee\u3092\u4e8c\u4e57\u3057\u3066\u5e73\u5747\u3057\u3001\u6700\u5f8c\u306b\u5e73\u65b9\u6839\u3092\u53d6\u308b\u305f\u3081\u3001\u5927\u304d\u306a\u8aa4\u5dee\u304cMAE\u3088\u308a\u5f37\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002\u901a\u5e38\u306e\u8aa4\u5dee\u304c\u5c0f\u3055\u304f\u3066\u3082\u4e00\u90e8\u306e\u5927\u5916\u308c\u304c\u5927\u304d\u306a\u640d\u5931\u306b\u306a\u308b\u5834\u5408\u306f\u3001RMSE\u3092\u91cd\u8996\u3059\u308b\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002\u53cd\u5bfe\u306b\u3001\u5916\u308c\u5024\u304c\u305f\u307e\u305f\u307e\u767a\u751f\u3057\u305f\u3060\u3051\u3067\u3001\u901a\u5e38\u6642\u306e\u5e73\u5747\u7684\u306a\u305a\u308c\u3092\u77e5\u308a\u305f\u3044\u306a\u3089MAE\u304c\u76f4\u611f\u306b\u5408\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e21\u8005\u3092\u540c\u3058\u30c7\u30fc\u30bf\u3067\u4f75\u8a18\u3059\u308b\u3068\u3001\u8aa4\u5dee\u5206\u5e03\u306e\u7279\u5fb4\u3092\u63a8\u6e2c\u3067\u304d\u307e\u3059\u3002RMSE\u304cMAE\u306b\u8fd1\u3051\u308c\u3070\u8aa4\u5dee\u306e\u5927\u304d\u3055\u304c\u6bd4\u8f03\u7684\u305d\u308d\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u3001RMSE\u3060\u3051\u304c\u5927\u304d\u3051\u308c\u3070\u4e00\u90e8\u306e\u5927\u304d\u306a\u5916\u308c\u3092\u8abf\u3079\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u6307\u6a19\u306e\u6bd4\u7387\u3060\u3051\u3067\u5916\u308c\u5024\u306e\u539f\u56e0\u3092\u65ad\u5b9a\u305b\u305a\u3001\u5b9f\u969b\u306e\u6b8b\u5dee\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 id=\"mae-mape\" class=\"wp-block-heading\"><strong>MAPE\u3068\u306e\u9055\u3044\uff5c\u5272\u5408\u3067\u6bd4\u8f03\u3059\u308b\u304b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MAPE\u306f\u7d76\u5bfe\u8aa4\u5dee\u3092\u5b9f\u6e2c\u5024\u3067\u5272\u3063\u3066\u767e\u5206\u7387\u306b\u3057\u305f\u3082\u306e\u306e\u5e73\u5747\u3067\u3059\u3002\u5546\u54c1\u3054\u3068\u306e\u898f\u6a21\u304c\u7570\u306a\u308b\u5834\u5408\u306b\u300c\u5e73\u5747\u3067\u4f55\uff05\u305a\u308c\u308b\u304b\u300d\u3068\u8aac\u660e\u3067\u304d\u307e\u3059\u304c\u3001\u5b9f\u6e2c\u5024\u304c0\u307e\u305f\u306f0\u306b\u8fd1\u3044\u30c7\u30fc\u30bf\u3067\u306f\u8a08\u7b97\u3067\u304d\u306a\u3044\u3001\u3042\u308b\u3044\u306f\u5024\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308b\u554f\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u5c0f\u3055\u306a\u5b9f\u6e2c\u5024\u306e\u8aa4\u5dee\u3092\u904e\u5ea6\u306b\u5927\u304d\u304f\u8a55\u4fa1\u3057\u3084\u3059\u3044\u70b9\u306b\u3082\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"mae-med\" class=\"wp-block-heading\"><strong>\u4e2d\u592e\u5024\u7d76\u5bfe\u8aa4\u5dee\u3068\u306e\u9055\u3044<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7d76\u5bfe\u8aa4\u5dee\u306e\u4e2d\u592e\u5024\uff08MedAE\uff09\u306f\u3001\u7d76\u5bfe\u8aa4\u5dee\u3092\u5c0f\u3055\u3044\u9806\u306b\u4e26\u3079\u305f\u4e2d\u592e\u306e\u5024\u3067\u3059\u3002\u6975\u7aef\u306a\u5916\u308c\u5024\u306e\u5f71\u97ff\u3092MAE\u3088\u308a\u53d7\u3051\u306b\u304f\u3044\u305f\u3081\u3001\u300c\u5178\u578b\u7684\u306a1\u4ef6\u300d\u306e\u305a\u308c\u3092\u898b\u305f\u3044\u5834\u5408\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u5e73\u5747\u7684\u306a\u696d\u52d9\u30b3\u30b9\u30c8\u3092\u898b\u7a4d\u3082\u308bMAE\u3068\u3001\u5178\u578b\u4f8b\u3092\u628a\u63e1\u3059\u308bMedAE\u3092\u4f7f\u3044\u5206\u3051\u308b\u3068\u3001\u8aa4\u5dee\u306e\u5206\u5e03\u3092\u591a\u9762\u7684\u306b\u6349\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"mae-use\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u3092\u5b9f\u52d9\u3067\u4f7f\u3046\u5834\u9762\uff5c\u4e88\u6e2c\u3068\u610f\u601d\u6c7a\u5b9a\u3092\u3064\u306a\u3050<\/strong><\/h2>\n\n\n\n<h3 id=\"mae-demand\" class=\"wp-block-heading\"><strong>\u9700\u8981\u4e88\u6e2c\u30fb\u5728\u5eab\u8a08\u753b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5c0f\u58f2\u3084\u88fd\u9020\u306e\u9700\u8981\u4e88\u6e2c\u3067\u306f\u3001MAE\u3092\u5546\u54c1\u306e\u500b\u6570\u3084\u91cd\u91cf\u306b\u63db\u7b97\u3067\u304d\u307e\u3059\u3002\u5168\u5546\u54c1\u3092\u4e00\u3064\u306eMAE\u3067\u8a55\u4fa1\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u8ca9\u58f2\u91cf\u306e\u591a\u3044\u5546\u54c1\u3001\u5b63\u7bc0\u5546\u54c1\u3001\u6b20\u54c1\u306e\u5f71\u97ff\u304c\u5927\u304d\u3044\u5546\u54c1\u306b\u5206\u3051\u3066\u78ba\u8a8d\u3057\u307e\u3059\u3002\u5e73\u5747\u8aa4\u5dee\u304c\u540c\u3058\u3067\u3082\u3001\u9ad8\u5358\u4fa1\u5546\u54c1\u3092\u5927\u304d\u304f\u5916\u3059\u30e2\u30c7\u30eb\u3068\u4f4e\u5358\u4fa1\u5546\u54c1\u3092\u5c11\u3057\u305a\u3064\u5916\u3059\u30e2\u30c7\u30eb\u3067\u306f\u3001\u5728\u5eab\u8cbb\u7528\u304c\u7570\u306a\u308b\u305f\u3081\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"mae-price\" class=\"wp-block-heading\"><strong>\u58f2\u4e0a\u30fb\u4fa1\u683c\u30fb\u5de5\u6570\u306e\u4e88\u6e2c<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u58f2\u4e0a\u3084\u4fa1\u683c\u3001\u4f5c\u696d\u6642\u9593\u306e\u4e88\u6e2c\u3067\u306f\u3001MAE\u3092\u91d1\u984d\u3084\u6642\u9593\u306b\u623b\u3057\u3066\u8aac\u660e\u3067\u304d\u307e\u3059\u3002\u4e88\u6e2c\u3092\u4eba\u54e1\u914d\u7f6e\u306b\u4f7f\u3046\u306a\u3089\u300c\u5e73\u5747\u3067\u4f55\u6642\u9593\u306e\u305a\u308c\u304b\u300d\u3001\u898b\u7a4d\u3082\u308a\u306b\u4f7f\u3046\u306a\u3089\u300c\u5e73\u5747\u3067\u4f55\u5186\u306e\u5dee\u304b\u300d\u3092\u793a\u3059\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002\u30e2\u30c7\u30eb\u6bd4\u8f03\u3067\u306f\u3001\u691c\u8a3c\u30c7\u30fc\u30bf\u306e\u671f\u9593\u3001\u5bfe\u8c61\u7bc4\u56f2\u3001\u6b20\u640d\u51e6\u7406\u3092\u305d\u308d\u3048\u3001MAE\u306e\u5dee\u304c\u5076\u7136\u3067\u306a\u3044\u304b\u3092\u8907\u6570\u671f\u9593\u3067\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"mae-baseline\" class=\"wp-block-heading\"><strong>\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u306e\u6bd4\u8f03<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u3092\u8a55\u4fa1\u3059\u308b\u524d\u306b\u3001\u76f4\u8fd1\u5024\u3001\u5168\u671f\u9593\u5e73\u5747\u3001\u5b63\u7bc0\u5225\u5e73\u5747\u306a\u3069\u306e\u5358\u7d14\u306a\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3092\u4f5c\u308a\u307e\u3059\u3002\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u306eMAE\u304c10\u3067\u3001\u65b0\u30e2\u30c7\u30eb\u304c9.8\u306a\u3089\u3001\u6570\u5024\u4e0a\u306f\u6539\u5584\u3057\u3066\u3044\u3066\u3082\u4fdd\u5b88\u8cbb\u7528\u306b\u898b\u5408\u308f\u306a\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u6539\u5584\u7387\u3060\u3051\u3067\u306a\u304f\u3001\u8aa4\u5dee\u304c\u6e1b\u3063\u305f\u5bfe\u8c61\u3001\u63a8\u8ad6\u30b3\u30b9\u30c8\u3001\u66f4\u65b0\u983b\u5ea6\u3092\u542b\u3081\u3066\u63a1\u7528\u3092\u5224\u65ad\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"mae-evaluation\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>MAE\u3067\u30e2\u30c7\u30eb\u3092\u8a55\u4fa1\u3059\u308b\u3068\u304d\u306e\u624b\u9806\u3068\u6ce8\u610f\u70b9<\/strong><\/h2>\n\n\n\n<h3 id=\"mae-split\" class=\"wp-block-heading\"><strong>\u8a55\u4fa1\u7528\u30c7\u30fc\u30bf\u3092\u5b66\u7fd2\u304b\u3089\u5206\u96e2\u3059\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">MAE\u3092\u8a08\u7b97\u3059\u308b\u30c7\u30fc\u30bf\u3092\u3001\u30e2\u30c7\u30eb\u306e\u5b66\u7fd2\u3084\u7279\u5fb4\u91cf\u9078\u629e\u306b\u4f7f\u3046\u3068\u8a55\u4fa1\u304c\u697d\u89b3\u7684\u306b\u306a\u308a\u307e\u3059\u3002\u8a13\u7df4\u3001\u691c\u8a3c\u3001\u6700\u7d42\u30c6\u30b9\u30c8\u306e\u5f79\u5272\u3092\u5206\u3051\u3001\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306f\u6700\u7d42\u78ba\u8a8d\u307e\u3067\u89e6\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u6642\u7cfb\u5217\u306a\u3089\u672a\u6765\u306e\u30c7\u30fc\u30bf\u3092\u904e\u53bb\u306e\u5b66\u7fd2\u306b\u6df7\u305c\u305a\u3001\u540c\u3058\u9867\u5ba2\u3084\u8a2d\u5099\u306e\u8a18\u9332\u304c\u8907\u6570\u3042\u308b\u306a\u3089\u30b0\u30eb\u30fc\u30d7\u5358\u4f4d\u3067\u5206\u5272\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"mae-preprocess\" class=\"wp-block-heading\"><strong>\u524d\u51e6\u7406\u3068\u6b20\u640d\u5024\u306e\u6271\u3044\u3092\u56fa\u5b9a\u3059\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u308c\u5024\u306e\u9664\u53bb\u3001\u6b20\u640d\u5024\u88dc\u5b8c\u3001\u5bfe\u6570\u5909\u63db\u306a\u3069\u3092\u8a55\u4fa1\u30c7\u30fc\u30bf\u5168\u4f53\u306b\u5bfe\u3057\u3066\u5148\u306b\u884c\u3046\u3068\u3001\u30c6\u30b9\u30c8\u60c5\u5831\u304c\u5b66\u7fd2\u5074\u3078\u6f0f\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u524d\u51e6\u7406\u306f\u5b66\u7fd2\u30c7\u30fc\u30bf\u3060\u3051\u3067\u57fa\u6e96\u3092\u6c7a\u3081\u3001\u691c\u8a3c\u30fb\u30c6\u30b9\u30c8\u30fb\u672c\u756a\u306b\u306f\u540c\u3058\u5909\u63db\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u6b20\u640d\u3092\u9664\u5916\u3057\u305f\u5834\u5408\u306f\u3001\u9664\u5916\u4ef6\u6570\u3068\u5bfe\u8c61\u3092\u8a18\u9332\u3057\u3001\u30e2\u30c7\u30eb\u9593\u3067\u8a55\u4fa1\u5bfe\u8c61\u304c\u5909\u308f\u3063\u3066\u3044\u306a\u3044\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 id=\"mae-segment\" class=\"wp-block-heading\"><strong>\u5168\u4f53\u5e73\u5747\u3060\u3051\u3067\u7d50\u8ad6\u3092\u51fa\u3055\u306a\u3044<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5168\u4f53\u306eMAE\u306f\u3001\u30c7\u30fc\u30bf\u6570\u306e\u591a\u3044\u30b0\u30eb\u30fc\u30d7\u306e\u50be\u5411\u306b\u5f15\u3063\u5f35\u3089\u308c\u307e\u3059\u3002\u5730\u57df\u3001\u5546\u54c1\u3001\u9867\u5ba2\u898f\u6a21\u3001\u4e88\u6e2c horizon\u3001\u5e73\u65e5\u30fb\u4f11\u65e5\u306a\u3069\u306e\u30bb\u30b0\u30e1\u30f3\u30c8\u5225\u306bMAE\u3092\u7b97\u51fa\u3057\u3001\u696d\u52d9\u4e0a\u91cd\u8981\u306a\u30b0\u30eb\u30fc\u30d7\u3092\u5225\u306b\u8a55\u4fa1\u3057\u307e\u3059\u3002\u4e88\u6e2c\u671f\u9593\u304c\u9577\u3044\u307b\u3069\u8aa4\u5dee\u304c\u5897\u3048\u308b\u306a\u3089\u30011\u65e5\u5f8c\u30fb7\u65e5\u5f8c\u30fb30\u65e5\u5f8c\u306e\u3088\u3046\u306b horizon \u5225\u306e\u8868\u3092\u4f5c\u308b\u3068\u3001\u904b\u7528\u6642\u306e\u671f\u5f85\u5024\u3092\u8a2d\u5b9a\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from sklearn.metrics import mean_absolute_error\n\nmae = mean_absolute_error(y_test, y_pred)\nprint(f\"MAE: {mae:.2f}\")<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u306fscikit-learn\u3067MAE\u3092\u8a08\u7b97\u3059\u308b\u6700\u5c0f\u4f8b\u3067\u3059\u3002\u5b9f\u52d9\u3067\u306f\u3001\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u4f5c\u308a\u65b9\u3001\u4e88\u6e2c\u6642\u70b9\u3001\u91cd\u307f\u4ed8\u3051\u3001\u6b20\u640d\u306e\u6271\u3044\u3092\u30b3\u30fc\u30c9\u3068\u8a18\u9332\u306b\u6b8b\u3057\u307e\u3059\u3002\u30b5\u30f3\u30d7\u30eb\u3054\u3068\u306b\u91cd\u8981\u5ea6\u304c\u7570\u306a\u308b\u5834\u5408\u3001<code>sample_weight<\/code> \u3092\u4f7f\u3063\u305f\u91cd\u307f\u4ed8\u304dMAE\u3092\u691c\u8a0e\u3067\u304d\u307e\u3059\u304c\u3001\u91cd\u307f\u306e\u6839\u62e0\u3092\u8aac\u660e\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 id=\"mae-limitations\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u306e\u9650\u754c\uff5cMAE\u3060\u3051\u3067\u306f\u5206\u304b\u3089\u306a\u3044\u3053\u3068<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">MAE\u306f\u8aa4\u5dee\u306e\u65b9\u5411\u3001\u5927\u5916\u308c\u306e\u983b\u5ea6\u3001\u5206\u5e03\u306e\u504f\u308a\u3092\u5358\u72ec\u3067\u306f\u8868\u305b\u307e\u305b\u3093\u3002\u5e73\u5747\u304c\u540c\u3058\u3067\u3082\u3001\u6bce\u56de\u4e00\u5b9a\u306e\u8aa4\u5dee\u304c\u51fa\u308b\u30e2\u30c7\u30eb\u3068\u3001\u307b\u3068\u3093\u3069\u6b63\u78ba\u3060\u304c\u4e00\u90e8\u3067\u5927\u304d\u304f\u5916\u3059\u30e2\u30c7\u30eb\u306f\u5225\u7269\u3067\u3059\u3002\u6b8b\u5dee\u306e\u30d2\u30b9\u30c8\u30b0\u30e9\u30e0\u3001\u5206\u4f4d\u70b9\u3001\u6700\u5927\u8aa4\u5dee\u3001\u4e88\u6e2c\u533a\u9593\u306e\u88ab\u8986\u7387\u306a\u3069\u3092\u4f75\u8a18\u3057\u3001\u3069\u306e\u3088\u3046\u306a\u5931\u6557\u304c\u8d77\u304d\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u305f\u3001\u76ee\u7684\u5909\u6570\u306e\u5358\u4f4d\u304c\u9055\u3046\u30e2\u30c7\u30eb\u540c\u58eb\u306f\u3001MAE\u306e\u7d76\u5bfe\u5024\u3060\u3051\u3067\u6bd4\u8f03\u3067\u304d\u307e\u305b\u3093\u3002\u5e97\u8217A\u306e\u58f2\u4e0a\u3068\u5e97\u8217B\u306e\u58f2\u4e0a\u306e\u898f\u6a21\u304c\u7570\u306a\u308b\u306a\u3089\u3001MAE\u3092\u5e73\u5747\u58f2\u4e0a\u3067\u5272\u308b\u306a\u3069\u3001\u76f8\u5bfe\u7684\u306a\u6307\u6a19\u3092\u88dc\u52a9\u7684\u306b\u4f7f\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u76f8\u5bfe\u5316\u3059\u308b\u3068\u5c0f\u3055\u306a\u5206\u6bcd\u306e\u5f71\u97ff\u304c\u5f37\u304f\u306a\u308b\u305f\u3081\u3001MAPE\u306e\u554f\u984c\u70b9\u3082\u8e0f\u307e\u3048\u3066\u6307\u6a19\u3092\u9078\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"mae-summary\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\u307e\u3068\u3081\uff5c\u5358\u4f4d\u306e\u3042\u308b\u8aa4\u5dee\u3092\u696d\u52d9\u5224\u65ad\u306b\u4f7f\u3046<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\uff08MAE\uff09\u306f\u3001\u4e88\u6e2c\u5024\u3068\u5b9f\u6e2c\u5024\u306e\u7d76\u5bfe\u5dee\u3092\u5e73\u5747\u3057\u305f\u6307\u6a19\u3067\u3059\u3002\u76ee\u7684\u5909\u6570\u3068\u540c\u3058\u5358\u4f4d\u3067\u8868\u305b\u308b\u305f\u3081\u3001\u5e73\u5747\u7684\u306a\u5916\u308c\u5e45\u3092\u73fe\u5834\u3078\u4f1d\u3048\u3084\u3059\u304f\u3001\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u6bd4\u8f03\u306b\u3082\u5411\u3044\u3066\u3044\u307e\u3059\u3002\u904e\u5927\u4e88\u6e2c\u3068\u904e\u5c0f\u4e88\u6e2c\u306e\u76f8\u6bba\u3092\u9632\u304e\u306a\u304c\u3089\u3001\u901a\u5e38\u6642\u306e\u8aa4\u5dee\u3092\u628a\u63e1\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3001\u5927\u304d\u306a\u5916\u308c\u3092\u5f37\u304f\u7f70\u3057\u305f\u3044\u5834\u5408\u306fRMSE\u3001\u5272\u5408\u3067\u6bd4\u8f03\u3057\u305f\u3044\u5834\u5408\u306fMAPE\u3084\u6b63\u898f\u5316\u3057\u305fMAE\u306a\u3069\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002\u6642\u7cfb\u5217\u3084\u30b0\u30eb\u30fc\u30d7\u5206\u5272\u3001\u524d\u51e6\u7406\u306e\u5206\u96e2\u3001\u30bb\u30b0\u30e1\u30f3\u30c8\u5225\u306e\u78ba\u8a8d\u3092\u884c\u3044\u3001MAE\u306e\u6570\u5024\u3060\u3051\u3067\u30e2\u30c7\u30eb\u3092\u63a1\u7528\u3057\u306a\u3044\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002\u5358\u7d14\u306a\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u3068\u540c\u3058\u8a55\u4fa1\u6761\u4ef6\u3067\u6bd4\u8f03\u3057\u3001\u6539\u5584\u5e45\u304c\u696d\u52d9\u4fa1\u5024\u3068\u904b\u7528\u30b3\u30b9\u30c8\u306b\u898b\u5408\u3046\u304b\u3092\u5224\u65ad\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 id=\"faq\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/strong><\/h2>\n\n\n\n<h3 id=\"q-mae-definition\" class=\"wp-block-heading\"><strong>Q. \u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\uff08MAE\uff09\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n<p class=\"wp-block-paragraph\">MAE\u3068\u306f\u3001\u4e88\u6e2c\u5024\u3068\u5b9f\u6e2c\u5024\u306e\u7d76\u5bfe\u5dee\u3092\u5e73\u5747\u3057\u305f\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u8a55\u4fa1\u6307\u6a19\u3067\u3059\u3002\u76ee\u7684\u5909\u6570\u3068\u540c\u3058\u5358\u4f4d\u3067\u5e73\u5747\u7684\u306a\u5916\u308c\u5e45\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-mae-rmse\" class=\"wp-block-heading\"><strong>Q. MAE\u3068RMSE\u306f\u3069\u3046\u4f7f\u3044\u5206\u3051\u307e\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u901a\u5e38\u306e\u5e73\u5747\u7684\u306a\u305a\u308c\u3092\u77e5\u308a\u305f\u3044\u3068\u304d\u306fMAE\u3001\u5927\u304d\u306a\u5916\u308c\u3092\u5f37\u304f\u554f\u984c\u8996\u3059\u308b\u3068\u304d\u306fRMSE\u304c\u5411\u3044\u3066\u3044\u307e\u3059\u3002\u4e21\u65b9\u3092\u4f75\u8a18\u3059\u308b\u3068\u8aa4\u5dee\u5206\u5e03\u3092\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-mae-zero\" class=\"wp-block-heading\"><strong>Q. 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MAE\u306f\u3069\u306e\u304f\u3089\u3044\u5c0f\u3055\u3051\u308c\u3070\u826f\u3044\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u5f8b\u306e\u57fa\u6e96\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u76ee\u7684\u5909\u6570\u306e\u5358\u4f4d\u3001\u696d\u52d9\u3067\u8a31\u5bb9\u3067\u304d\u308b\u8aa4\u5dee\u3001\u5358\u7d14\u306a\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3\u306eMAE\u3068\u6bd4\u8f03\u3057\u3001\u6539\u5584\u5e45\u3068\u904b\u7528\u30b3\u30b9\u30c8\u3092\u542b\u3081\u3066\u5224\u65ad\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-mae-weight\" class=\"wp-block-heading\"><strong>Q. \u91cd\u8981\u306a\u30c7\u30fc\u30bf\u3092\u91cd\u304f\u8a55\u4fa1\u3067\u304d\u307e\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n<p 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id=\"references\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u53c2\u8003\u8cc7\u6599<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>scikit-learn User Guide\u300cRegression metrics\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/model_evaluation.html#regression-metrics\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/model_evaluation.html#regression-metrics<\/a><\/li><li>scikit-learn\u300cmean_absolute_error\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.metrics.mean_absolute_error.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.metrics.mean_absolute_error.html<\/a><\/li><li>scikit-learn\u300croot_mean_squared_error\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.metrics.root_mean_squared_error.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.metrics.root_mean_squared_error.html<\/a><\/li><\/ul>\n\n","protected":false},"excerpt":{"rendered":"<p>\u5e73\u5747\u7d76\u5bfe\u8aa4\u5dee\uff08MAE\uff09\u3068\u306f\u3001\u4e88\u6e2c\u5024\u3068\u5b9f\u6e2c\u5024\u306e\u5dee\u306e\u7d76\u5bfe\u5024\u3092\u5e73\u5747\u3057\u305f\u3001\u56de\u5e30\u30e2\u30c7\u30eb\u306e\u4ee3\u8868\u7684\u306a\u8a55\u4fa1\u6307\u6a19\u3067\u3059\u3002\u4e88\u6e2c\u304c\u5e73\u5747\u3057\u3066\u3069\u308c\u3060\u3051\u5916\u308c\u3066\u3044\u308b\u304b\u3092\u3001\u76ee\u7684\u5909\u6570\u3068\u540c\u3058\u5358\u4f4d\u3067\u8868\u305b\u308b\u305f\u3081\u3001\u73fe\u5834\u306e\u4eba\u306b\u3082\u8aac\u660e\u3057\u3084\u3059\u3044\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u58f2 [&hellip;]<\/p>\n","protected":false},"author":266270553,"featured_media":52,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"{title}\n\n{excerpt}\n\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false,"jetpack_post_was_ever_published":false},"categories":[30723332],"tags":[],"class_list":["post-47108","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-system"],"jetpack_publicize_connections":[],"jetpack_likes_enabled":true,"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pgydx5-cfO","jetpack-related-posts":[{"id":47034,"url":"https:\/\/www.ripla.co.jp\/blog\/system\/loss-function\/","url_meta":{"origin":47108,"position":0},"title":"\u640d\u5931\u95a2\u6570\u3068\u306f\uff1f\u7a2e\u985e\u30fb\u9078\u3073\u65b9\u30fbMSE\/MAE\u306e\u9055\u3044\u3092\u5b9f\u52d9\u5411\u3051\u306b\u89e3\u8aac","author":"\u682a\u5f0f\u4f1a\u793eripla\u30e1\u30f3\u30d0\u30fc","date":"2026\u5e748\u670814\u65e5","format":false,"excerpt":"\u640d\u5931\u95a2\u6570\u3068\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3068\u6b63\u89e3\u306e\u305a\u308c\u3092\u6570\u5024\u3067\u8868\u3057\u3001\u30e2\u30c7\u30eb\u3092\u3069\u306e\u65b9\u5411\u306b\u6539\u5584\u3059\u308b\u304b\u3092\u6c7a\u3081\u308b\u95a2\u6570\u2026","rel":"","context":"\u30b7\u30b9\u30c6\u30e0\u958b\u767a","block_context":{"text":"\u30b7\u30b9\u30c6\u30e0\u958b\u767a","link":"https:\/\/www.ripla.co.jp\/blog\/category\/system\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/2519781.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/2519781.jpg?resize=350%2C200&ssl=1 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