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id=\"blending-holdout\" class=\"wp-block-heading\"><strong>1. \u30c7\u30fc\u30bf\u3092\u5b66\u7fd2\u7528\u3068\u30d6\u30ec\u30f3\u30c9\u7528\u306b\u5206\u3051\u308b<\/strong><\/h3>\n\n\n\n<p 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class=\"wp-block-paragraph\">\u6b21\u306b\u3001\u540c\u3058\u5b66\u7fd2\u7528\u30c7\u30fc\u30bf\u3067\u8907\u6570\u306e\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u3092\u5b66\u7fd2\u3057\u307e\u3059\u3002\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u3001\u30e9\u30f3\u30c0\u30e0\u30d5\u30a9\u30ec\u30b9\u30c8\u3001\u52fe\u914d\u30d6\u30fc\u30b9\u30c6\u30a3\u30f3\u30b0\u3001\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069\u3001\u7570\u306a\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u3092\u5019\u88dc\u306b\u3067\u304d\u307e\u3059\u3002\u3059\u3079\u3066\u3092\u9ad8\u6027\u80fd\u30e2\u30c7\u30eb\u306b\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u91cd\u8981\u306a\u306e\u306f\u3001\u691c\u8a3c\u30c7\u30fc\u30bf\u4e0a\u3067\u8aa4\u308b\u4f8b\u304c\u3042\u308b\u7a0b\u5ea6\u7570\u306a\u308a\u3001\u4e92\u3044\u306b\u88dc\u5b8c\u3067\u304d\u308b\u7d44\u307f\u5408\u308f\u305b\u306b\u306a\u3063\u3066\u3044\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"blending-meta-features\" class=\"wp-block-heading\"><strong>3. \u30d6\u30ec\u30f3\u30c9\u7528\u30c7\u30fc\u30bf\u3078\u306e\u4e88\u6e2c\u3092\u30e1\u30bf\u7279\u5fb4\u91cf\u306b\u3059\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b66\u7fd2\u6e08\u307f\u306e\u5404\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u3067\u30d6\u30ec\u30f3\u30c9\u7528\u30c7\u30fc\u30bf\u3092\u4e88\u6e2c\u3057\u3001\u4e88\u6e2c\u5024\u3092\u6a2a\u306b\u4e26\u3079\u307e\u3059\u30023\u3064\u306e\u30e2\u30c7\u30eb\u3067\u56de\u5e30\u3059\u308b\u306a\u3089\u30011\u884c\u304c\u300c\u30e2\u30c7\u30ebA\u306e\u4e88\u6e2c\u5024\u3001\u30e2\u30c7\u30ebB\u306e\u4e88\u6e2c\u5024\u3001\u30e2\u30c7\u30ebC\u306e\u4e88\u6e2c\u5024\u300d\u3068\u3044\u30463\u5217\u306b\u306a\u308a\u307e\u3059\u3002\u5206\u985e\u3067\u78ba\u7387\u3092\u4f7f\u3046\u5834\u5408\u306f\u3001\u30af\u30e9\u30b9\u6570\u306b\u5fdc\u3058\u3066\u5217\u6570\u304c\u5897\u3048\u307e\u3059\u3002\u3053\u308c\u304c\u30e1\u30bf\u30e2\u30c7\u30eb\u306e\u5165\u529b\u3068\u306a\u308b\u30e1\u30bf\u7279\u5fb4\u91cf\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"blending-final-model\" class=\"wp-block-heading\"><strong>4. \u30e1\u30bf\u30e2\u30c7\u30eb\u3067\u6700\u7d42\u4e88\u6e2c\u3092\u4f5c\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u5f8c\u306b\u3001\u30e1\u30bf\u7279\u5fb4\u91cf\u3068\u6b63\u89e3\u30e9\u30d9\u30eb\u3092\u4f7f\u3063\u3066\u30e1\u30bf\u30e2\u30c7\u30eb\u3092\u5b66\u7fd2\u3057\u307e\u3059\u3002\u56de\u5e30\u306a\u3089\u7dda\u5f62\u56de\u5e30\u3084\u30ea\u30c3\u30b8\u56de\u5e30\u3001\u5206\u985e\u306a\u3089\u30ed\u30b8\u30b9\u30c6\u30a3\u30c3\u30af\u56de\u5e30\u306e\u3088\u3046\u306b\u3001\u8907\u96d1\u3059\u304e\u306a\u3044\u30e2\u30c7\u30eb\u304b\u3089\u59cb\u3081\u308b\u3068\u3001\u3069\u306e\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u3092\u3069\u306e\u7a0b\u5ea6\u4fe1\u983c\u3057\u305f\u304b\u3092\u78ba\u8a8d\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u304c\u6765\u305f\u3068\u304d\u306f\u3001\u5404\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u3067\u4e88\u6e2c\u3057\u3001\u305d\u306e\u4e88\u6e2c\u3092\u30e1\u30bf\u30e2\u30c7\u30eb\u3078\u6e21\u3057\u3066\u6700\u7d42\u7d50\u679c\u3092\u5f97\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u6982\u5ff5\u7684\u306a\u6d41\u308c\uff08\u5b9f\u969b\u306e\u30c7\u30fc\u30bf\u5206\u5272\u30fb\u691c\u8a3c\u65b9\u6cd5\u306f\u7528\u9014\u306b\u5408\u308f\u305b\u3066\u8a2d\u8a08\uff09\nbase_train, blend_data = split_data(data)\n\nbase_models = [model_a, model_b, model_c]\nfor model in base_models:\n    model.fit(base_train.X, base_train.y)\n\nmeta_X = [model.predict(blend_data.X) for model in base_models]\nmeta_model.fit(transpose(meta_X), blend_data.y)\n\nbase_predictions = [model.predict(new_X) for model in base_models]\nfinal_prediction = meta_model.predict(transpose(base_predictions))<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u306e\u30b3\u30fc\u30c9\u306f\u8003\u3048\u65b9\u3092\u793a\u3059\u64ec\u4f3c\u30b3\u30fc\u30c9\u3067\u3059\u3002\u5b9f\u88c5\u3067\u306f\u3001\u524d\u51e6\u7406\u3092\u5b66\u7fd2\u7528\u30c7\u30fc\u30bf\u3060\u3051\u3067\u9069\u5408\u3055\u305b\u308b\u3053\u3068\u3001\u4e88\u6e2c\u306e\u5217\u9806\u3092\u56fa\u5b9a\u3059\u308b\u3053\u3068\u3001\u5206\u5272\u65b9\u6cd5\u3068\u4e71\u6570\u3092\u8a18\u9332\u3059\u308b\u3053\u3068\u304c\u6b20\u304b\u305b\u307e\u305b\u3093\u3002\u5b9f\u9a13\u7528\u306e\u7c21\u7565\u5b9f\u88c5\u3092\u305d\u306e\u307e\u307e\u672c\u756a\u3078\u79fb\u3059\u306e\u3067\u306f\u306a\u304f\u3001\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3068\u3057\u3066\u518d\u73fe\u3067\u304d\u308b\u5f62\u306b\u6574\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"blending-differences\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3068\u4ed6\u306e\u30a2\u30f3\u30b5\u30f3\u30d6\u30eb\u624b\u6cd5\u306e\u9055\u3044<\/strong><\/h2>\n\n\n\n<h3 id=\"blending-voting\" class=\"wp-block-heading\"><strong>\u6295\u7968\u30fb\u5e73\u5747\u3068\u306e\u9055\u3044\uff5c\u56fa\u5b9a\u30eb\u30fc\u30eb\u304b\u5b66\u7fd2\u3059\u308b\u304b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30cf\u30fc\u30c9\u6295\u7968\u306f\u3001\u5206\u985e\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u30e9\u30d9\u30eb\u3092\u591a\u6570\u6c7a\u3067\u6c7a\u3081\u308b\u65b9\u6cd5\u3067\u3059\u3002\u30bd\u30d5\u30c8\u6295\u7968\u306f\u3001\u5404\u30e2\u30c7\u30eb\u304c\u51fa\u3057\u305f\u30af\u30e9\u30b9\u78ba\u7387\u3092\u5e73\u5747\u3057\u3001\u6700\u3082\u9ad8\u3044\u30af\u30e9\u30b9\u3092\u9078\u3073\u307e\u3059\u3002\u56de\u5e30\u306e\u5e73\u5747\u30a2\u30f3\u30b5\u30f3\u30d6\u30eb\u3082\u3001\u4e88\u6e2c\u5024\u306e\u5e73\u5747\u3084\u91cd\u307f\u4ed8\u304d\u5e73\u5747\u3067\u6700\u7d42\u5024\u3092\u4f5c\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u7d44\u307f\u5408\u308f\u305b\u306e\u30eb\u30fc\u30eb\u304c\u3042\u3089\u304b\u3058\u3081\u6c7a\u307e\u3063\u3066\u3044\u308b\u306e\u306b\u5bfe\u3057\u3001\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u30e1\u30bf\u30e2\u30c7\u30eb\u304c\u30c7\u30fc\u30bf\u304b\u3089\u7d44\u307f\u5408\u308f\u305b\u65b9\u3092\u5b66\u7fd2\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"blending-stacking\" class=\"wp-block-heading\"><strong>\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u3068\u306e\u9055\u3044\uff5c\u30e1\u30bf\u30e2\u30c7\u30eb\u7528\u4e88\u6e2c\u306e\u4f5c\u308a\u65b9<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3068\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u306f\u3001\u3069\u3061\u3089\u3082\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u51fa\u529b\u3092\u30e1\u30bf\u30e2\u30c7\u30eb\u3078\u6e21\u3057\u307e\u3059\u3002\u5b9f\u52d9\u4e0a\u306e\u5927\u304d\u306a\u9055\u3044\u306f\u3001\u30e1\u30bf\u30e2\u30c7\u30eb\u7528\u306e\u4e88\u6e2c\u3092\u3069\u3046\u4f5c\u308b\u304b\u3067\u3059\u3002\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u306f\u3001\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u3057\u305f1\u3064\u306e\u30d6\u30ec\u30f3\u30c9\u7528\u30c7\u30fc\u30bf\u306b\u5bfe\u3059\u308b\u4e88\u6e2c\u3092\u4f7f\u3046\u3001\u6bd4\u8f03\u7684\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u6210\u3067\u3059\u3002\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u306f\u3001\u4ea4\u5dee\u691c\u8a3c\u3067\u5404\u30b5\u30f3\u30d7\u30eb\u306e\u30a2\u30a6\u30c8\u30aa\u30d6\u30d5\u30a9\u30fc\u30eb\u30c9\u4e88\u6e2c\u3092\u4f5c\u308a\u3001\u30c7\u30fc\u30bf\u3092\u6709\u52b9\u6d3b\u7528\u3057\u306a\u304c\u3089\u30e1\u30bf\u30e2\u30c7\u30eb\u3092\u5b66\u7fd2\u3059\u308b\u69cb\u6210\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30fc\u30bf\u304c\u5341\u5206\u306b\u3042\u308a\u3001\u307e\u305a\u69cb\u9020\u3092\u7c21\u5358\u306b\u691c\u8a3c\u3057\u305f\u3044\u5834\u5408\u306f\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u304c\u6271\u3044\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002\u4e00\u65b9\u3001\u30c7\u30fc\u30bf\u304c\u5c11\u306a\u304f\u3001\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u306b\u3088\u3063\u3066\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u5b66\u7fd2\u30c7\u30fc\u30bf\u304c\u5927\u304d\u304f\u6e1b\u308b\u5834\u5408\u306f\u3001\u4ea4\u5dee\u691c\u8a3c\u3092\u4f7f\u3046\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u306f\u5206\u5272\u30fb\u518d\u5b66\u7fd2\u30fb\u4e88\u6e2c\u306e\u7ba1\u7406\u304c\u8907\u96d1\u306b\u306a\u308b\u305f\u3081\u3001\u691c\u8a3c\u624b\u9806\u3092\u660e\u78ba\u306b\u3067\u304d\u308b\u30c1\u30fc\u30e0\u3067\u63a1\u7528\u3059\u308b\u3053\u3068\u304c\u5927\u5207\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u88c5\u6642\u306f\u3001\u5229\u7528\u3059\u308b\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u300c\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u300d\u3068\u3044\u3046\u540d\u524d\u306e\u6a5f\u80fd\u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070 scikit-learn \u306b\u306f <code>StackingClassifier<\/code> \u3084 <code>StackingRegressor<\/code> \u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u65b9\u5f0f\u306e\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u5c02\u7528\u30af\u30e9\u30b9\u304c\u5e38\u306b\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u3068\u306f\u9650\u308a\u307e\u305b\u3093\u3002\u305d\u306e\u5834\u5408\u306f\u3001\u30c7\u30fc\u30bf\u5206\u5272\u3001\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3001\u30e1\u30bf\u30e2\u30c7\u30eb\u306e\u5b66\u7fd2\u3092\u81ea\u5206\u3067\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u5316\u3057\u3001\u5b66\u7fd2\u6642\u3068\u63a8\u8ad6\u6642\u306e\u5217\u9806\u3084\u524d\u51e6\u7406\u3092\u56fa\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"blending-bagging-boosting\" class=\"wp-block-heading\"><strong>\u30d0\u30ae\u30f3\u30b0\u30fb\u30d6\u30fc\u30b9\u30c6\u30a3\u30f3\u30b0\u3068\u306e\u9055\u3044\uff5c\u5b66\u7fd2\u306e\u95a2\u4fc2\u304c\u7570\u306a\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d0\u30ae\u30f3\u30b0\u306f\u3001\u30c7\u30fc\u30bf\u3092\u5fa9\u5143\u62bd\u51fa\u3057\u3066\u8907\u6570\u306e\u30e2\u30c7\u30eb\u3092\u4e26\u5217\u306b\u5b66\u7fd2\u3057\u3001\u4e88\u6e2c\u3092\u5e73\u5747\u307e\u305f\u306f\u6295\u7968\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002\u30e9\u30f3\u30c0\u30e0\u30d5\u30a9\u30ec\u30b9\u30c8\u306f\u4ee3\u8868\u7684\u306a\u4f8b\u3067\u3001\u30e2\u30c7\u30eb\u540c\u58eb\u306e\u3070\u3089\u3064\u304d\u3092\u6291\u3048\u308b\u3053\u3068\u3092\u72d9\u3044\u307e\u3059\u3002\u30d6\u30fc\u30b9\u30c6\u30a3\u30f3\u30b0\u306f\u3001\u524d\u306e\u30e2\u30c7\u30eb\u306e\u8aa4\u308a\u3092\u6b21\u306e\u30e2\u30c7\u30eb\u304c\u88dc\u3046\u3088\u3046\u306b\u9010\u6b21\u7684\u306b\u5b66\u7fd2\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002\u3053\u308c\u306b\u5bfe\u3057\u3001\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u306f\u8907\u6570\u306e\u7570\u306a\u308b\u30e2\u30c7\u30eb\u3092\u4e26\u5217\u306b\u5b66\u7fd2\u3057\u3001\u305d\u306e\u4e88\u6e2c\u3092\u30e1\u30bf\u30e2\u30c7\u30eb\u3067\u7d44\u307f\u5408\u308f\u305b\u308b\u70b9\u306b\u7279\u5fb4\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"blending-model-selection\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3067\u7d44\u307f\u5408\u308f\u305b\u308b\u30e2\u30c7\u30eb\u306e\u9078\u3073\u65b9<\/strong><\/h2>\n\n\n\n<h3 id=\"blending-diversity\" class=\"wp-block-heading\"><strong>\u4e88\u6e2c\u6027\u80fd\u3060\u3051\u3067\u306a\u304f\u8aa4\u308a\u306e\u9055\u3044\u3092\u898b\u308b<\/strong><\/h3>\n\n\n\n<p 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class=\"wp-block-heading\"><strong>\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3092\u63a1\u7528\u3057\u3084\u3059\u3044\u30b1\u30fc\u30b9<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>\u7570\u306a\u308b\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u7570\u306a\u308b\u30b5\u30f3\u30d7\u30eb\u3067\u8aa4\u308a\u3001\u5358\u4f53\u30e2\u30c7\u30eb\u306e\u5f31\u70b9\u3092\u88dc\u3048\u305d\u3046\u306a\u5834\u5408<\/li><li>\u5206\u985e\u30fb\u56de\u5e30\u306e\u8a55\u4fa1\u30c7\u30fc\u30bf\u3092\u5341\u5206\u306b\u78ba\u4fdd\u3067\u304d\u3001\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u3092\u8a2d\u3051\u3066\u3082\u5b66\u7fd2\u91cf\u304c\u8db3\u308a\u308b\u5834\u5408<\/li><li>\u8907\u6570\u30e2\u30c7\u30eb\u3092\u63a8\u8ad6\u6642\u306b\u5b9f\u884c\u3059\u308b\u30b3\u30b9\u30c8\u3092\u8a31\u5bb9\u3067\u304d\u308b\u5834\u5408<\/li><li>\u7cbe\u5ea6\u3060\u3051\u3067\u306a\u304f\u3001\u30e2\u30c7\u30eb\u306e\u5165\u529b\u30fb\u51fa\u529b\u30fb\u518d\u5b66\u7fd2\u624b\u9806\u3092\u30c1\u30fc\u30e0\u3067\u7ba1\u7406\u3067\u304d\u308b\u5834\u5408<\/li><\/ul>\n\n\n\n<h3 id=\"blending-when-not-to-use\" class=\"wp-block-heading\"><strong>\u5358\u7d14\u306a\u65b9\u6cd5\u3092\u512a\u5148\u3057\u305f\u307b\u3046\u304c\u3088\u3044\u30b1\u30fc\u30b9<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30fc\u30bf\u304c\u5c11\u306a\u304f\u3001\u30d6\u30ec\u30f3\u30c9\u7528\u306e\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u3092\u78ba\u4fdd\u3059\u308b\u3068\u5b66\u7fd2\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308b\u5834\u5408\u306f\u3001\u307e\u305a\u4ea4\u5dee\u691c\u8a3c\u3084\u6b63\u5247\u5316\u3092\u542b\u3080\u5358\u4e00\u30e2\u30c7\u30eb\u306e\u6539\u5584\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u304c\u5f37\u304f\u76f8\u95a2\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3092\u8ffd\u52a0\u3057\u3066\u3082\u8907\u96d1\u3055\u306b\u898b\u5408\u3046\u52b9\u679c\u304c\u51fa\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u8aac\u660e\u8cac\u4efb\u3084\u4f4e\u9045\u5ef6\u304c\u6700\u512a\u5148\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u30e1\u30bf\u30e2\u30c7\u30eb\u3092\u542b\u30802\u6bb5\u69cb\u6210\u3088\u308a\u3001\u5358\u4e00\u30e2\u30c7\u30eb\u3084\u56fa\u5b9a\u91cd\u307f\u306e\u5e73\u5747\u304c\u9069\u3057\u3066\u3044\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"blending-summary\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u307e\u3068\u3081\uff5c\u30e2\u30c7\u30eb\u3092\u5897\u3084\u3059\u524d\u306b\u691c\u8a3c\u8a2d\u8a08\u3092\u6c7a\u3081\u308b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u306f\u3001\u8907\u6570\u306e\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3092\u30e1\u30bf\u30e2\u30c7\u30eb\u3078\u5165\u529b\u3057\u3001\u6700\u7d42\u4e88\u6e2c\u3092\u5b66\u7fd2\u3059\u308b\u30a2\u30f3\u30b5\u30f3\u30d6\u30eb\u624b\u6cd5\u3067\u3059\u3002\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u30c7\u30fc\u30bf\u3067\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3092\u4f5c\u308b\u305f\u3081\u3001\u6295\u7968\u3084\u5358\u7d14\u5e73\u5747\u3088\u308a\u67d4\u8edf\u306b\u30e2\u30c7\u30eb\u540c\u58eb\u306e\u95a2\u4fc2\u3092\u5b66\u7fd2\u3067\u304d\u307e\u3059\u3002\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u3068\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u306f1\u3064\u306e\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u3092\u4f7f\u3046\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u6210\u3001\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u306f\u4ea4\u5dee\u691c\u8a3c\u306b\u3088\u308b\u30a2\u30a6\u30c8\u30aa\u30d6\u30d5\u30a9\u30fc\u30eb\u30c9\u4e88\u6e2c\u3092\u4f7f\u3046\u69cb\u6210\u3001\u3068\u6574\u7406\u3059\u308b\u3068\u7406\u89e3\u3057\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u65b9\u3067\u3001\u30c7\u30fc\u30bf\u30ea\u30fc\u30af\u3092\u9632\u3050\u5206\u5272\u3001\u78ba\u7387\u306e\u6821\u6b63\u3001\u6642\u7cfb\u5217\u3084\u30b0\u30eb\u30fc\u30d7\u5358\u4f4d\u306e\u8a55\u4fa1\u3001\u63a8\u8ad6\u30b3\u30b9\u30c8\u306e\u7ba1\u7406\u304c\u5fc5\u8981\u3067\u3059\u3002\u63a1\u7528\u6642\u306f\u3001\u5358\u4f53\u30e2\u30c7\u30eb\u3001\u56fa\u5b9a\u91cd\u307f\u306e\u5e73\u5747\u3001\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3001\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u3092\u540c\u3058\u6761\u4ef6\u3067\u6bd4\u8f03\u3057\u3001\u7cbe\u5ea6\u306e\u5dee\u304c\u696d\u52d9\u4e0a\u306e\u4fa1\u5024\u3068\u904b\u7528\u8ca0\u62c5\u306b\u898b\u5408\u3046\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002\u4e88\u6e2c\u7cbe\u5ea6\u3092\u4e0a\u3052\u305f\u3044\u3068\u304d\u307b\u3069\u3001\u30e2\u30c7\u30eb\u3092\u8ffd\u52a0\u3059\u308b\u524d\u306b\u3001\u3069\u306e\u30c7\u30fc\u30bf\u3092\u3069\u306e\u6bb5\u968e\u3067\u898b\u305b\u308b\u304b\u3092\u8a2d\u8a08\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u6539\u5584\u3067\u306f\u3001\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306e\u5909\u66f4\u3060\u3051\u3067\u306a\u304f\u3001\u8a55\u4fa1\u30c7\u30fc\u30bf\u306e\u4f5c\u308a\u65b9\u3001\u7279\u5fb4\u91cf\u306e\u54c1\u8cea\u3001\u73fe\u5834\u3067\u8a31\u5bb9\u3067\u304d\u308b\u8aa4\u308a\u306e\u5b9a\u7fa9\u304c\u6210\u679c\u3092\u5de6\u53f3\u3057\u307e\u3059\u3002\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3092\u8a66\u3059\u5834\u5408\u3082\u3001\u518d\u73fe\u53ef\u80fd\u306a\u5b9f\u9a13\u8a18\u9332\u3068\u3001\u904b\u7528\u5f8c\u306b\u6027\u80fd\u3092\u76e3\u8996\u3059\u308b\u4ed5\u7d44\u307f\u3092\u5148\u306b\u7528\u610f\u3059\u308b\u3068\u3001\u7cbe\u5ea6\u5411\u4e0a\u306e\u7406\u7531\u3092\u8aac\u660e\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\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-blending-definition\" class=\"wp-block-heading\"><strong>Q. \u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3068\u306f\u3001\u8907\u6570\u306e\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3092\u30e1\u30bf\u30e2\u30c7\u30eb\u306b\u5165\u529b\u3057\u3001\u6700\u7d42\u4e88\u6e2c\u3092\u4f5c\u308b\u30a2\u30f3\u30b5\u30f3\u30d6\u30eb\u5b66\u7fd2\u306e\u624b\u6cd5\u3067\u3059\u3002\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u5b66\u7fd2\u306b\u4f7f\u3063\u3066\u3044\u306a\u3044\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u30c7\u30fc\u30bf\u304b\u3089\u30e1\u30bf\u30e2\u30c7\u30eb\u7528\u306e\u4e88\u6e2c\u3092\u4f5c\u308b\u70b9\u304c\u57fa\u672c\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-blending-stacking-difference\" class=\"wp-block-heading\"><strong>Q. \u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3068\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3069\u3061\u3089\u3082\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u51fa\u529b\u3092\u30e1\u30bf\u30e2\u30c7\u30eb\u306b\u6e21\u3057\u307e\u3059\u3002\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u306f\u30db\u30fc\u30eb\u30c9\u30a2\u30a6\u30c8\u3057\u305f\u30c7\u30fc\u30bf\u3078\u306e\u4e88\u6e2c\u3092\u4f7f\u3046\u30b7\u30f3\u30d7\u30eb\u306a\u69cb\u6210\u3067\u3001\u30b9\u30bf\u30c3\u30ad\u30f3\u30b0\u306f\u4ea4\u5dee\u691c\u8a3c\u306b\u3088\u308b\u30a2\u30a6\u30c8\u30aa\u30d6\u30d5\u30a9\u30fc\u30eb\u30c9\u4e88\u6e2c\u3092\u4f7f\u3046\u69cb\u6210\u304c\u4e00\u822c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-blending-voting-difference\" class=\"wp-block-heading\"><strong>Q. \u6295\u7968\u3084\u5358\u7d14\u5e73\u5747\u3068\u4f55\u304c\u9055\u3044\u307e\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6295\u7968\u3084\u5358\u7d14\u5e73\u5747\u306f\u3001\u591a\u6570\u6c7a\u3084\u5e73\u5747\u306a\u3069\u306e\u56fa\u5b9a\u30eb\u30fc\u30eb\u3067\u4e88\u6e2c\u3092\u7d44\u307f\u5408\u308f\u305b\u307e\u3059\u3002\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3067\u306f\u3001\u30d9\u30fc\u30b9\u30e2\u30c7\u30eb\u306e\u4e88\u6e2c\u3092\u5165\u529b\u3068\u3057\u3066\u30e1\u30bf\u30e2\u30c7\u30eb\u3092\u5b66\u7fd2\u3057\u3001\u30c7\u30fc\u30bf\u306b\u5fdc\u3058\u305f\u7d44\u307f\u5408\u308f\u305b\u65b9\u3092\u6c7a\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-blending-leakage\" class=\"wp-block-heading\"><strong>Q. \u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3067\u30c7\u30fc\u30bf\u30ea\u30fc\u30af\u3092\u9632\u3050\u306b\u306f\uff1f<\/strong><\/h3>\n\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\u300cEnsembles: Gradient boosting, random forests, bagging, voting, stacking\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/ensemble.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/ensemble.html<\/a><\/li><li>scikit-learn\u300cStackingRegressor\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.ensemble.StackingRegressor.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.ensemble.StackingRegressor.html<\/a><\/li><li>scikit-learn\u300cStackingClassifier\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.ensemble.StackingClassifier.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.ensemble.StackingClassifier.html<\/a><\/li><li>scikit-learn\u300ccross_val_predict\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.model_selection.cross_val_predict.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.model_selection.cross_val_predict.html<\/a><\/li><\/ul>\n\n","protected":false},"excerpt":{"rendered":"<p>\u30d6\u30ec\u30f3\u30c7\u30a3\u30f3\u30b0\u3068\u306f\u3001\u8907\u6570\u306e\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u5358\u4e00\u30e2\u30c7\u30eb\u3088\u308a\u3082\u5b89\u5b9a\u3057\u305f\u4e88\u6e2c\u3092\u76ee\u6307\u3059\u30a2\u30f3\u30b5\u30f3\u30d6\u30eb\u5b66\u7fd2\u306e\u624b\u6cd5\u3067\u3059\u3002\u8907\u6570\u306e\u30e2\u30c7\u30eb\u3092\u5b66\u7fd2\u3055\u305b\u3001\u305d\u308c\u305e\u308c\u306e\u4e88\u6e2c\u7d50\u679c\u3092\u5225\u306e\u30c7\u30fc\u30bf\u3067\u8a55\u4fa1\u3057\u3001\u305d\u306e\u7d50\u679c\u3092\u30e1\u30bf\u30e2\u30c7\u30eb\u306b\u5165\u529b\u3057\u3066\u6700\u7d42\u4e88 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