{"id":47096,"date":"2026-08-14T14:02:09","date_gmt":"2026-08-14T05:02:09","guid":{"rendered":"https:\/\/www.ripla.co.jp\/blog\/?p=47096"},"modified":"2026-08-31T19:38:46","modified_gmt":"2026-08-31T10:38:46","slug":"missing-value-imputation","status":"publish","type":"post","link":"https:\/\/www.ripla.co.jp\/blog\/system\/missing-value-imputation\/","title":{"rendered":"\u6b20\u640d\u5024\u88dc\u5b8c\u3068\u306f\uff1f\u65b9\u6cd5\u30fb\u6ce8\u610f\u70b9\u30fb\u8a55\u4fa1\u8a2d\u8a08\u3092\u89e3\u8aac"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u6b20\u640d\u5024\u88dc\u5b8c\u3068\u306f\u3001\u30c7\u30fc\u30bf\u8868\u306e\u7a7a\u6b04\u3084\u672a\u89b3\u6e2c\u5024\u3092\u3001\u5206\u6790\u3084\u6a5f\u68b0\u5b66\u7fd2\u3067\u6271\u3048\u308b\u5024\u306b\u7f6e\u304d\u63db\u3048\u308b\u51e6\u7406\u3067\u3059\u3002\u6b20\u640d\u3057\u305f\u884c\u3092\u3059\u3079\u3066\u524a\u9664\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u6a19\u672c\u6570\u304c\u6e1b\u3063\u305f\u308a\u3001\u6b20\u640d\u3057\u3084\u3059\u3044\u5bfe\u8c61\u306b\u504f\u308a\u304c\u751f\u3058\u305f\u308a\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u4e2d\u592e\u5024\u3084\u6700\u983b\u5024\u3001\u6642\u7cfb\u5217\u306e\u76f4\u524d\u5024\u3001\u307b\u304b\u306e\u5909\u6570\u304b\u3089\u63a8\u5b9a\u3057\u305f\u5024\u306a\u3069\u3001\u30c7\u30fc\u30bf\u306e\u6027\u8cea\u306b\u5408\u3063\u305f\u65b9\u6cd5\u3092\u9078\u3073\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u8a18\u4e8b\u3067\u306f\u3001\u6b20\u640d\u304c\u751f\u3058\u308b\u7406\u7531\u3001\u524a\u9664\u3068\u88dc\u5b8c\u306e\u4f7f\u3044\u5206\u3051\u3001\u5e73\u5747\u30fb\u4e2d\u592e\u5024\u30fb\u6700\u983b\u5024\u30fbK\u8fd1\u508d\u6cd5\u30fb\u53cd\u5fa9\u63a8\u5b9a\u306e\u9055\u3044\u3001\u5b66\u7fd2\u30c7\u30fc\u30bf\u3068\u8a55\u4fa1\u30c7\u30fc\u30bf\u3092\u5206\u3051\u308b\u65b9\u6cd5\u3001\u5b9f\u88c5\u6642\u306e\u30ea\u30fc\u30af\u5bfe\u7b56\u3001\u88dc\u5b8c\u5f8c\u306e\u8a55\u4fa1\u3068\u904b\u7528\u76e3\u8996\u307e\u3067\u3092\u6574\u7406\u3057\u307e\u3059\u3002\u88dc\u5b8c\u5024\u3092\u4f5c\u308c\u3070\u6b63\u89e3\u306b\u306a\u308b\u308f\u3051\u3067\u306f\u306a\u304f\u3001\u6b20\u640d\u305d\u306e\u3082\u306e\u304c\u6301\u3064\u610f\u5473\u3068\u4e0d\u78ba\u5b9f\u6027\u3092\u6b8b\u3057\u305f\u307e\u307e\u5224\u65ad\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-overview\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u6b20\u640d\u5024\u88dc\u5b8c\u3068\u306f\uff1f\u7a7a\u6b04\u3092\u63a8\u5b9a\u5024\u306b\u7f6e\u304d\u63db\u3048\u308b\u524d\u51e6\u7406<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b20\u640d\u5024\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306eNULL\u3001CSV\u306e\u7a7a\u6587\u5b57\u3001NaN\u3001\u5165\u529b\u3055\u308c\u3066\u3044\u306a\u3044\u30a2\u30f3\u30b1\u30fc\u30c8\u56de\u7b54\u306a\u3069\u3001\u5024\u304c\u89b3\u6e2c\u3055\u308c\u3066\u3044\u306a\u3044\u72b6\u614b\u3092\u6307\u3057\u307e\u3059\u3002\u6570\u5024\u5217\u3060\u3051\u3067\u306a\u304f\u3001\u30ab\u30c6\u30b4\u30ea\u5217\u3001\u65e5\u6642\u5217\u3001\u30c6\u30ad\u30b9\u30c8\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u306b\u3082\u767a\u751f\u3057\u307e\u3059\u3002\u6b20\u640d\u5024\u88dc\u5b8c\u306f\u3001\u3053\u306e\u672a\u89b3\u6e2c\u72b6\u614b\u3092\u4e00\u5b9a\u306e\u30eb\u30fc\u30eb\u3067\u57cb\u3081\u3001\u96c6\u8a08\u30fb\u53ef\u8996\u5316\u30fb\u30e2\u30c7\u30eb\u5b66\u7fd2\u3067\u51e6\u7406\u3067\u304d\u308b\u5f62\u306b\u6574\u3048\u308b\u5de5\u7a0b\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305f\u3060\u3057\u3001\u88dc\u5b8c\u3057\u305f\u5024\u306f\u5b9f\u6e2c\u5024\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3068\u3048\u3070\u5e74\u53ce\u304c\u672a\u56de\u7b54\u306e\u4eba\u306b\u5168\u4f53\u4e2d\u592e\u5024\u3092\u5165\u308c\u3066\u3082\u3001\u305d\u306e\u4eba\u306e\u672c\u5f53\u306e\u5e74\u53ce\u304c\u4e2d\u592e\u5024\u3060\u3063\u305f\u3068\u8a3c\u660e\u3067\u304d\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u88dc\u5b8c\u5f8c\u306e\u5024\u306b\u306f\u63a8\u5b9a\u8aa4\u5dee\u304c\u542b\u307e\u308c\u308b\u305f\u3081\u3001\u88dc\u5b8c\u65b9\u6cd5\u3001\u5bfe\u8c61\u671f\u9593\u3001\u5bfe\u8c61\u5217\u3001\u88dc\u5b8c\u4ef6\u6570\u3092\u8a18\u9332\u3057\u3001\u5b9f\u6e2c\u5024\u3068\u533a\u5225\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-cause\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u6b20\u640d\u304c\u8d77\u304d\u308b\u7406\u7531\uff5c\u88dc\u5b8c\u524d\u306b\u30c7\u30fc\u30bf\u751f\u6210\u904e\u7a0b\u3092\u78ba\u8a8d\u3059\u308b<\/strong><\/h2>\n\n\n\n<h3 id=\"missing-mechanism\" class=\"wp-block-heading\"><strong>\u5b8c\u5168\u306b\u30e9\u30f3\u30c0\u30e0\u306a\u6b20\u640d\u3060\u3051\u3068\u306f\u9650\u3089\u306a\u3044<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b20\u640d\u304c\u30e9\u30f3\u30c0\u30e0\u306b\u767a\u751f\u3057\u3066\u3044\u308b\u306a\u3089\u3001\u5358\u7d14\u306a\u4ee3\u8868\u5024\u88dc\u5b8c\u3067\u3082\u5927\u304d\u306a\u504f\u308a\u304c\u751f\u3058\u306b\u304f\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3057\u304b\u3057\u5b9f\u52d9\u30c7\u30fc\u30bf\u3067\u306f\u3001\u56de\u7b54\u3057\u306b\u304f\u3044\u8cea\u554f\u3060\u3051\u672a\u56de\u7b54\u306b\u306a\u308b\u3001\u8a08\u6e2c\u5668\u304c\u9ad8\u6e29\u6642\u306b\u505c\u6b62\u3059\u308b\u3001\u58f2\u4e0a\u304c\u5c11\u306a\u3044\u5e97\u8217\u307b\u3069\u5831\u544a\u3092\u7701\u7565\u3059\u308b\u3001\u3068\u3044\u3063\u305f\u898f\u5247\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6b20\u640d\u7387\u3092\u5217\u5225\u30fb\u671f\u9593\u5225\u30fb\u9867\u5ba2\u5c5e\u6027\u5225\u306b\u96c6\u8a08\u3057\u3001\u6b20\u640d\u30d5\u30e9\u30b0\u3068\u76ee\u7684\u5909\u6570\u306e\u95a2\u4fc2\u3082\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 id=\"missing-meaning\" class=\"wp-block-heading\"><strong>\u300c\u8a72\u5f53\u306a\u3057\u300d\u3068\u300c\u672a\u5165\u529b\u300d\u3092\u5206\u3051\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5951\u7d04\u3057\u3066\u3044\u306a\u3044\u305f\u3081\u5229\u7528\u56de\u6570\u304c\u306a\u3044\u30b1\u30fc\u30b9\u3068\u3001\u5951\u7d04\u3057\u3066\u3044\u308b\u306e\u306b\u5165\u529b\u3092\u5fd8\u308c\u305f\u30b1\u30fc\u30b9\u306f\u610f\u5473\u304c\u9055\u3044\u307e\u3059\u3002\u4e21\u65b9\u3092\u540c\u3058NaN\u3068\u3057\u3066\u6271\u3046\u3068\u3001\u88dc\u5b8c\u5024\u306b\u7570\u306a\u308b\u72b6\u614b\u3092\u6df7\u305c\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002\u696d\u52d9\u62c5\u5f53\u8005\u306b\u78ba\u8a8d\u3057\u3066\u3001\u8a72\u5f53\u306a\u3057\u3001\u672a\u6e2c\u5b9a\u3001\u5165\u529b\u30a8\u30e9\u30fc\u3001\u6a5f\u5668\u969c\u5bb3\u3001\u79d8\u533f\u306a\u3069\u306e\u72b6\u614b\u30b3\u30fc\u30c9\u3092\u5206\u3051\u3089\u308c\u308b\u306a\u3089\u3001\u5143\u306e\u30b3\u30fc\u30c9\u3092\u4fdd\u6301\u3057\u305f\u3046\u3048\u3067\u5206\u6790\u7528\u306e\u6b20\u640d\u5024\u3078\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-delete\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u6b20\u640d\u5024\u3092\u524a\u9664\u3059\u308b\u65b9\u6cd5\u3068\u88dc\u5b8c\u3059\u308b\u65b9\u6cd5\u306e\u4f7f\u3044\u5206\u3051<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b20\u640d\u884c\u3092\u524a\u9664\u3059\u308b\u30ea\u30b9\u30c8\u30ef\u30a4\u30ba\u524a\u9664\u306f\u3001\u5b9f\u88c5\u304c\u7c21\u5358\u3067\u3001\u63a8\u5b9a\u5024\u3092\u6df7\u305c\u306a\u3044\u5229\u70b9\u304c\u3042\u308a\u307e\u3059\u3002\u4e00\u65b9\u3067\u3001\u6b20\u640d\u7387\u304c\u9ad8\u3044\u3068\u30c7\u30fc\u30bf\u91cf\u304c\u6e1b\u308a\u3001\u6b20\u640d\u304c\u504f\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u6bcd\u96c6\u56e3\u306e\u4ee3\u8868\u6027\u3092\u640d\u306a\u3044\u307e\u3059\u3002\u7279\u5b9a\u306e\u5217\u3060\u3051\u3092\u4f7f\u3046\u96c6\u8a08\u306a\u3089\u3001\u305d\u306e\u5217\u304c\u6b20\u640d\u3057\u3066\u3044\u308b\u884c\u3060\u3051\u3092\u9664\u5916\u3059\u308b\u30da\u30a2\u30ef\u30a4\u30ba\u306e\u8003\u3048\u65b9\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u6307\u6a19\u3054\u3068\u306b\u5206\u6bcd\u304c\u5909\u308f\u308b\u305f\u3081\u3001\u30ec\u30dd\u30fc\u30c8\u3067\u660e\u793a\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u88dc\u5b8c\u306f\u30c7\u30fc\u30bf\u3092\u6b8b\u305b\u308b\u53cd\u9762\u3001\u5206\u5e03\u3092\u5e73\u3089\u306b\u3057\u305f\u308a\u3001\u3070\u3089\u3064\u304d\u3092\u904e\u5c0f\u8a55\u4fa1\u3057\u305f\u308a\u3057\u307e\u3059\u3002\u524a\u9664\u3068\u88dc\u5b8c\u306e\u4e21\u65b9\u3067\u4e3b\u8981\u6307\u6a19\u3092\u7b97\u51fa\u3057\u3001\u7d50\u8ad6\u304c\u5909\u308f\u308b\u304b\u3092\u611f\u5ea6\u5206\u6790\u3059\u308b\u306e\u304c\u5b89\u5168\u3067\u3059\u3002\u6b20\u640d\u7387\u304c\u6975\u3081\u3066\u9ad8\u3044\u5217\u306f\u3001\u88dc\u5b8c\u65b9\u6cd5\u3092\u5de5\u592b\u3059\u308b\u3088\u308a\u3001\u696d\u52d9\u4e0a\u306e\u5229\u7528\u76ee\u7684\u3092\u898b\u76f4\u3057\u3066\u5217\u3092\u9664\u5916\u3057\u305f\u307b\u3046\u304c\u518d\u73fe\u6027\u3092\u4fdd\u3066\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-simple-methods\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u4ee3\u8868\u5024\u306b\u3088\u308b\u6b20\u640d\u5024\u88dc\u5b8c\uff5c\u5e73\u5747\u30fb\u4e2d\u592e\u5024\u30fb\u6700\u983b\u5024<\/strong><\/h2>\n\n\n\n<h3 id=\"missing-mean\" class=\"wp-block-heading\"><strong>\u5e73\u5747\u5024\u88dc\u5b8c\u306f\u5916\u308c\u5024\u3068\u5206\u5e03\u306e\u6b6a\u307f\u306b\u6ce8\u610f\u3059\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5e73\u5747\u5024\u88dc\u5b8c\u306f\u3001\u5b66\u7fd2\u30c7\u30fc\u30bf\u3067\u8a08\u7b97\u3057\u305f\u5e73\u5747\u3092\u6b20\u640d\u30bb\u30eb\u3078\u5165\u308c\u308b\u65b9\u6cd5\u3067\u3059\u3002\u5206\u5e03\u304c\u5de6\u53f3\u5bfe\u79f0\u3067\u5916\u308c\u5024\u304c\u5c11\u306a\u3044\u6570\u5024\u5217\u306a\u3089\u3001\u57fa\u6e96\u5024\u3068\u3057\u3066\u8aac\u660e\u3057\u3084\u3059\u3044\u3067\u3057\u3087\u3046\u3002\u3057\u304b\u3057\u3001\u58f2\u4e0a\u3084\u5229\u7528\u6642\u9593\u306e\u3088\u3046\u306b\u53f3\u306b\u9577\u3044\u5206\u5e03\u3067\u306f\u3001\u5c11\u6570\u306e\u5927\u304d\u306a\u5024\u306b\u5e73\u5747\u304c\u5f15\u3063\u5f35\u3089\u308c\u307e\u3059\u3002\u307e\u305f\u6b20\u640d\u884c\u304c\u3059\u3079\u3066\u540c\u3058\u5e73\u5747\u306b\u306a\u308b\u305f\u3081\u3001\u5206\u6563\u304c\u5c0f\u3055\u304f\u898b\u3048\u308b\u3053\u3068\u306b\u3082\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"missing-median\" class=\"wp-block-heading\"><strong>\u4e2d\u592e\u5024\u88dc\u5b8c\u306f\u5916\u308c\u5024\u306b\u6bd4\u8f03\u7684\u5f37\u3044<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u592e\u5024\u88dc\u5b8c\u306f\u3001\u89b3\u6e2c\u5024\u3092\u4e26\u3079\u305f\u4e2d\u592e\u306e\u5024\u3092\u5229\u7528\u3057\u307e\u3059\u3002\u4f4f\u5b85\u4fa1\u683c\u3001\u8acb\u6c42\u984d\u3001\u6ede\u5728\u6642\u9593\u306a\u3069\u5916\u308c\u5024\u304c\u6df7\u3056\u308a\u3084\u3059\u3044\u5217\u3067\u306f\u3001\u5e73\u5747\u3088\u308a\u5b89\u5b9a\u3057\u305f\u57fa\u6e96\u306b\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u4e2d\u592e\u5024\u3082\u6b20\u640d\u5024\u306e\u4e0d\u78ba\u5b9f\u6027\u3092\u8868\u3059\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u6b20\u640d\u304c\u7279\u5b9a\u306e\u30b0\u30eb\u30fc\u30d7\u306b\u96c6\u4e2d\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u5168\u4f53\u4e2d\u592e\u5024\u3067\u306f\u306a\u304f\u5b66\u7fd2\u30c7\u30fc\u30bf\u5185\u306e\u30b0\u30eb\u30fc\u30d7\u5225\u4e2d\u592e\u5024\u3092\u691c\u8a0e\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"missing-mode\" class=\"wp-block-heading\"><strong>\u30ab\u30c6\u30b4\u30ea\u5217\u306f\u6700\u983b\u5024\u307e\u305f\u306f\u5c02\u7528\u30ab\u30c6\u30b4\u30ea\u3092\u4f7f\u3046<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6027\u5225\u3001\u4f1a\u54e1\u533a\u5206\u3001\u90fd\u9053\u5e9c\u770c\u306a\u3069\u306e\u30ab\u30c6\u30b4\u30ea\u5217\u306f\u3001\u6700\u3082\u591a\u3044\u30ab\u30c6\u30b4\u30ea\u3067\u57cb\u3081\u308b\u65b9\u6cd5\u304c\u57fa\u672c\u3067\u3059\u3002\u305f\u3060\u3057\u3001\u6700\u983b\u5024\u3092\u5165\u308c\u308b\u3068\u6b20\u640d\u884c\u304c\u591a\u6570\u6d3e\u30ab\u30c6\u30b4\u30ea\u306b\u507d\u88c5\u3055\u308c\u307e\u3059\u3002\u6b20\u640d\u304c\u696d\u52d9\u4e0a\u610f\u5473\u3092\u6301\u3064\u306a\u3089\u300c\u4e0d\u660e\u300d\u300c\u672a\u56de\u7b54\u300d\u3068\u3044\u3046\u5c02\u7528\u30ab\u30c6\u30b4\u30ea\u3092\u8ffd\u52a0\u3057\u3001\u30e2\u30c7\u30eb\u304c\u6b20\u640d\u72b6\u614b\u3092\u533a\u5225\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30ab\u30c6\u30b4\u30ea\u306e\u8868\u8a18\u3086\u308c\u3092\u5148\u306b\u7d71\u4e00\u3057\u3001\u5927\u5c0f\u6587\u5b57\u3084\u5168\u89d2\u534a\u89d2\u306e\u9055\u3044\u3092\u6b8b\u3055\u306a\u3044\u3053\u3068\u3082\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-advanced\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u63a8\u5b9a\u30e2\u30c7\u30eb\u3092\u4f7f\u3046\u6b20\u640d\u5024\u88dc\u5b8c\uff5cKNN\u3068\u53cd\u5fa9\u88dc\u5b8c<\/strong><\/h2>\n\n\n\n<h3 id=\"missing-knn\" class=\"wp-block-heading\"><strong>K\u8fd1\u508d\u6cd5\u88dc\u5b8c\u306f\u4f3c\u305f\u884c\u306e\u5024\u3092\u5229\u7528\u3059\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">K\u8fd1\u508d\u6cd5\u88dc\u5b8c\u3067\u306f\u3001\u6b20\u640d\u3057\u3066\u3044\u308b\u5217\u4ee5\u5916\u306e\u7279\u5fb4\u91cf\u304c\u4f3c\u3066\u3044\u308b\u884c\u3092\u63a2\u3057\u3001\u305d\u306e\u8fd1\u508d\u306e\u89b3\u6e2c\u5024\u304b\u3089\u5024\u3092\u63a8\u5b9a\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u5e74\u9f62\u3001\u5730\u57df\u3001\u5229\u7528\u983b\u5ea6\u304c\u4f3c\u305f\u9867\u5ba2\u306e\u8cfc\u5165\u984d\u3092\u53c2\u8003\u306b\u3059\u308b\u30a4\u30e1\u30fc\u30b8\u3067\u3059\u3002\u8ddd\u96e2\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u3001\u7279\u5fb4\u91cf\u306e\u5c3a\u5ea6\u3092\u305d\u308d\u3048\u306a\u3044\u3068\u3001\u5358\u4f4d\u306e\u5927\u304d\u3044\u5217\u3060\u3051\u304c\u8fd1\u3055\u3092\u652f\u914d\u3057\u307e\u3059\u3002\u6a19\u6e96\u5316\u3084\u8ddd\u96e2\u8a08\u7b97\u306b\u4f7f\u3046\u5217\u306e\u9078\u5b9a\u3092\u3001\u5b66\u7fd2\u30c7\u30fc\u30bf\u306e\u4e2d\u3067\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h3 id=\"missing-iterative\" class=\"wp-block-heading\"><strong>\u53cd\u5fa9\u88dc\u5b8c\u306f\u307b\u304b\u306e\u5217\u304b\u3089\u9806\u756a\u306b\u63a8\u5b9a\u3059\u308b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u53cd\u5fa9\u88dc\u5b8c\u306f\u3001\u6b20\u640d\u306e\u3042\u308b\u5217\u3092\u76ee\u7684\u5909\u6570\u3068\u307f\u306a\u3057\u3001\u307b\u304b\u306e\u5217\u304b\u3089\u56de\u5e30\u30e2\u30c7\u30eb\u306a\u3069\u3067\u4e88\u6e2c\u3057\u3066\u57cb\u3081\u307e\u3059\u30021\u5217\u3092\u88dc\u5b8c\u3057\u305f\u3089\u3001\u305d\u306e\u88dc\u5b8c\u5024\u3092\u4f7f\u3063\u3066\u6b21\u306e\u5217\u3092\u88dc\u5b8c\u3057\u3001\u8907\u6570\u56de\u7e70\u308a\u8fd4\u3057\u3066\u5b89\u5b9a\u3055\u305b\u307e\u3059\u3002\u5217\u540c\u58eb\u306e\u95a2\u4fc2\u3092\u5229\u7528\u3067\u304d\u308b\u53cd\u9762\u3001\u30c7\u30fc\u30bf\u91cf\u304c\u5c11\u306a\u3044\u3001\u6b20\u640d\u7387\u304c\u9ad8\u3044\u3001\u5916\u308c\u5024\u304c\u591a\u3044\u5834\u5408\u306f\u63a8\u5b9a\u304c\u4e0d\u5b89\u5b9a\u306b\u306a\u308a\u307e\u3059\u3002\u88dc\u5b8c\u30e2\u30c7\u30eb\u306e\u7a2e\u985e\u3001\u53cd\u5fa9\u56de\u6570\u3001\u4e71\u6570\u3092\u8a18\u9332\u3057\u3001\u4ee3\u8868\u5024\u88dc\u5b8c\u3068\u306e\u6bd4\u8f03\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"missing-indicator\" class=\"wp-block-heading\"><strong>\u6b20\u640d\u6307\u6a19\u3092\u8ffd\u52a0\u3057\u3066\u300c\u6b20\u640d\u3057\u305f\u4e8b\u5b9f\u300d\u3092\u6b8b\u3059<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u88dc\u5b8c\u5024\u3060\u3051\u3067\u306f\u3001\u5143\u306e\u30bb\u30eb\u304c\u6b20\u640d\u3057\u3066\u3044\u305f\u304b\u5206\u304b\u3089\u306a\u304f\u306a\u308a\u307e\u3059\u3002\u305d\u3053\u3067\u5217\u3054\u3068\u306b\u6b20\u640d\u30d5\u30e9\u30b0\u3092\u8ffd\u52a0\u3057\u3001\u6b20\u640d\u306e\u6709\u7121\u3092\u5225\u306e\u7279\u5fb4\u91cf\u3068\u3057\u3066\u30e2\u30c7\u30eb\u3078\u6e21\u3059\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u6b20\u640d\u304c\u76ee\u7684\u5909\u6570\u3068\u95a2\u4fc2\u3059\u308b\u5834\u5408\u306b\u6709\u52b9\u3067\u3059\u304c\u3001\u6b20\u640d\u30d5\u30e9\u30b0\u81ea\u4f53\u304c\u5c06\u6765\u306e\u60c5\u5831\u3092\u542b\u307e\u306a\u3044\u304b\u78ba\u8a8d\u3057\u307e\u3059\u3002\u4e88\u6e2c\u6642\u70b9\u3067\u53d6\u5f97\u3067\u304d\u306a\u3044\u30d5\u30e9\u30b0\u3092\u5b66\u7fd2\u306b\u4f7f\u3046\u3068\u3001\u904b\u7528\u3067\u518d\u73fe\u3067\u304d\u306a\u3044\u30e2\u30c7\u30eb\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-pipeline\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u6b20\u640d\u5024\u88dc\u5b8c\u306e\u5b9f\u88c5\uff5c\u5b66\u7fd2\u30c7\u30fc\u30bf\u5185\u3067\u7d71\u8a08\u91cf\u3092\u8a08\u7b97\u3059\u308b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u88c5\u3067\u6700\u3082\u91cd\u8981\u306a\u306e\u306f\u3001\u5e73\u5747\u3084\u4e2d\u592e\u5024\u306a\u3069\u306e\u88dc\u5b8c\u7d71\u8a08\u91cf\u3092\u5168\u30c7\u30fc\u30bf\u304b\u3089\u8a08\u7b97\u3057\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u5148\u306b\u8a13\u7df4\u30fb\u691c\u8a3c\u30fb\u30c6\u30b9\u30c8\u3078\u5206\u5272\u3057\u3001\u8a13\u7df4\u30c7\u30fc\u30bf\u3060\u3051\u3067\u88dc\u5b8c\u5668\u3092\u9069\u5408\u3055\u305b\u307e\u3059\u3002\u691c\u8a3c\u3084\u30c6\u30b9\u30c8\u306b\u306f\u3001\u8a13\u7df4\u30c7\u30fc\u30bf\u304b\u3089\u5f97\u305f\u7d71\u8a08\u91cf\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u5168\u30c7\u30fc\u30bf\u306e\u4e2d\u592e\u5024\u3092\u4f7f\u3046\u3068\u3001\u8a55\u4fa1\u30c7\u30fc\u30bf\u306e\u5206\u5e03\u3092\u5b66\u7fd2\u5074\u3078\u898b\u305b\u308b\u30c7\u30fc\u30bf\u30ea\u30fc\u30af\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>from sklearn.compose import ColumnTransformer\nfrom sklearn.impute import SimpleImputer\nfrom sklearn.pipeline import Pipeline\nfrom sklearn.preprocessing import OneHotEncoder\n\nnumeric_pipe = Pipeline([\n    (\"imputer\", SimpleImputer(strategy=\"median\", add_indicator=True)),\n])\ncategory_pipe = Pipeline([\n    (\"imputer\", SimpleImputer(strategy=\"most_frequent\")),\n    (\"encoder\", OneHotEncoder(handle_unknown=\"ignore\")),\n])\npreprocess = ColumnTransformer([\n    (\"num\", numeric_pipe, numeric_columns),\n    (\"cat\", category_pipe, category_columns),\n])<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u306fscikit-learn\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u6570\u5024\u5217\u3068\u30ab\u30c6\u30b4\u30ea\u5217\u306e\u88dc\u5b8c\u3092\u7d44\u307f\u8fbc\u3080\u4f8b\u3067\u3059\u3002\u5b9f\u969b\u306b\u306f\u3001\u3053\u306e\u524d\u51e6\u7406\u5668\u3092\u63a8\u5b9a\u5668\u3068\u4e00\u7dd2\u306b\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3078\u5165\u308c\u3001\u4ea4\u5dee\u691c\u8a3c\u306e\u5404\u5b66\u7fd2\u5206\u5272\u3067\u9069\u5408\u3055\u305b\u307e\u3059\u3002\u30ab\u30c6\u30b4\u30ea\u5217\u306e\u6700\u983b\u5024\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u3084\u3001\u672a\u77e5\u30ab\u30c6\u30b4\u30ea\u3092\u4e88\u6e2c\u6642\u306b\u53d7\u3051\u53d6\u308b\u5834\u5408\u306e\u52d5\u4f5c\u3082\u30c6\u30b9\u30c8\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5217\u540d\u3001\u5217\u9806\u3001\u6b20\u640d\u3092\u8868\u3059\u8a18\u53f7\u3082\u5165\u529b\u5951\u7d04\u3068\u3057\u3066\u56fa\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-evaluation\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u88dc\u5b8c\u65b9\u6cd5\u306e\u8a55\u4fa1\uff5c\u4eba\u5de5\u6b20\u640d\u3068\u696d\u52d9\u6307\u6a19\u3092\u7d44\u307f\u5408\u308f\u305b\u308b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u771f\u306e\u5024\u304c\u5206\u304b\u3089\u306a\u3044\u6b20\u640d\u3092\u76f4\u63a5\u63a1\u70b9\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u3053\u3067\u3001\u89b3\u6e2c\u6e08\u307f\u306e\u5024\u306e\u4e00\u90e8\u3092\u96a0\u3057\u3066\u4eba\u5de5\u7684\u306a\u6b20\u640d\u3092\u4f5c\u308a\u3001\u88dc\u5b8c\u5024\u3068\u5143\u306e\u5024\u3092\u6bd4\u8f03\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002MAE\u3084RMSE\u3067\u6570\u5024\u306e\u8aa4\u5dee\u3092\u6e2c\u308a\u3001\u30ab\u30c6\u30b4\u30ea\u306a\u3089\u6b63\u89e3\u7387\u3084F1\u306a\u3069\u3092\u4f7f\u3044\u307e\u3059\u3002\u305f\u3060\u3057\u4eba\u5de5\u6b20\u640d\u304c\u5b9f\u969b\u306e\u6b20\u640d\u30e1\u30ab\u30cb\u30ba\u30e0\u3092\u518d\u73fe\u3057\u3066\u3044\u308b\u3068\u306f\u9650\u3089\u306a\u3044\u305f\u3081\u3001\u6b20\u640d\u7387\u3084\u5c5e\u6027\u5225\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u5909\u3048\u305f\u8907\u6570\u6761\u4ef6\u3067\u8a55\u4fa1\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u88dc\u5b8c\u306e\u8aa4\u5dee\u3060\u3051\u3067\u306a\u304f\u3001\u6700\u7d42\u76ee\u7684\u3078\u306e\u5f71\u97ff\u3082\u78ba\u8a8d\u3057\u307e\u3059\u3002\u88dc\u5b8c\u5f8c\u306b\u4f5c\u308b\u4e88\u6e2c\u30e2\u30c7\u30eb\u306e\u691c\u8a3c\u6307\u6a19\u3001\u96c6\u8a08\u5024\u306e\u5dee\u3001\u610f\u601d\u6c7a\u5b9a\u306e\u8aa4\u308a\u3001\u62c5\u5f53\u8005\u304c\u78ba\u8a8d\u3067\u304d\u308b\u4ef6\u6570\u306a\u3069\u3092\u6bd4\u8f03\u3057\u307e\u3059\u3002\u4e2d\u592e\u5024\u88dc\u5b8c\u306e\u8aa4\u5dee\u304c\u5c0f\u3055\u304f\u3066\u3082\u3001\u9867\u5ba2\u30e9\u30f3\u30af\u306e\u5883\u754c\u3092\u8aa4\u308b\u306a\u3089\u696d\u52d9\u4e0a\u306f\u4e0d\u9069\u5207\u3067\u3059\u3002\u30e2\u30c7\u30eb\u6027\u80fd\u3068\u696d\u52d9\u6307\u6a19\u3092\u4f75\u8a18\u3057\u3001\u63a1\u7528\u7406\u7531\u3092\u8aac\u660e\u3067\u304d\u308b\u72b6\u614b\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-operation\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u6b20\u640d\u5024\u88dc\u5b8c\u306e\u904b\u7528\uff5c\u5206\u5e03\u306e\u5909\u5316\u3068\u518d\u5b66\u7fd2\u3092\u76e3\u8996\u3059\u308b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u756a\u3067\u306f\u3001\u6b20\u640d\u7387\u304c\u5909\u5316\u3059\u308b\u3060\u3051\u3067\u30e2\u30c7\u30eb\u306e\u5165\u529b\u5206\u5e03\u304c\u5909\u308f\u308a\u307e\u3059\u3002\u5217\u3054\u3068\u306e\u6b20\u640d\u7387\u3001\u6b20\u640d\u30d5\u30e9\u30b0\u306e\u5272\u5408\u3001\u88dc\u5b8c\u5f8c\u306e\u5024\u306e\u5206\u5e03\u3001\u30ab\u30c6\u30b4\u30ea\u306e\u672a\u77e5\u5024\u4ef6\u6570\u3092\u65e5\u6b21\u3084\u9031\u6b21\u3067\u76e3\u8996\u3057\u307e\u3059\u3002\u3042\u308b\u30bb\u30f3\u30b5\u30fc\u306e\u505c\u6b62\u3084\u5165\u529b\u753b\u9762\u306e\u5909\u66f4\u3067\u6b20\u640d\u304c\u6025\u5897\u3057\u305f\u5834\u5408\u3001\u88dc\u5b8c\u5668\u3092\u66f4\u65b0\u3059\u308b\u524d\u306b\u30c7\u30fc\u30bf\u53d6\u5f97\u306e\u539f\u56e0\u3092\u76f4\u3059\u307b\u3046\u304c\u52b9\u679c\u7684\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u518d\u5b66\u7fd2\u6642\u306b\u306f\u3001\u88dc\u5b8c\u5668\u3068\u4e88\u6e2c\u30e2\u30c7\u30eb\u3092\u540c\u3058\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u4fdd\u5b58\u3057\u307e\u3059\u3002\u88dc\u5b8c\u7d71\u8a08\u91cf\u3060\u3051\u3092\u5225\u306b\u66f4\u65b0\u3059\u308b\u3068\u3001\u904e\u53bb\u306e\u4e88\u6e2c\u3092\u518d\u73fe\u3067\u304d\u306a\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5b66\u7fd2\u671f\u9593\u3001\u9664\u5916\u6761\u4ef6\u3001\u6b20\u640d\u7387\u3001\u88dc\u5b8c\u6226\u7565\u3001\u8a55\u4fa1\u7d50\u679c\u3092\u5b9f\u9a13\u8a18\u9332\u306b\u6b8b\u3057\u3001\u62c5\u5f53\u8005\u304c\u5909\u308f\u3063\u3066\u3082\u51e6\u7406\u3092\u8ffd\u8de1\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h2 id=\"missing-value-summary\" class=\"wp-block-heading\" style=\"background:#c3d3e1; padding:12px 20px; margin:32px 0 16px; color:#222;\"><strong>\u6b20\u640d\u5024\u88dc\u5b8c\u307e\u3068\u3081\uff5c\u57cb\u3081\u308b\u524d\u306b\u6b20\u640d\u306e\u610f\u5473\u3068\u8a55\u4fa1\u3092\u6c7a\u3081\u308b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b20\u640d\u5024\u88dc\u5b8c\u306f\u3001\u7a7a\u6b04\u3092\u6a5f\u68b0\u7684\u306b\u57cb\u3081\u308b\u4f5c\u696d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u6b20\u640d\u306e\u539f\u56e0\u3068\u696d\u52d9\u4e0a\u306e\u610f\u5473\u3092\u78ba\u8a8d\u3057\u3001\u524a\u9664\u3001\u4ee3\u8868\u5024\u3001K\u8fd1\u508d\u6cd5\u3001\u53cd\u5fa9\u63a8\u5b9a\u3001\u5c02\u7528\u30ab\u30c6\u30b4\u30ea\u306a\u3069\u3092\u6bd4\u8f03\u3057\u3066\u9078\u3073\u307e\u3059\u3002\u6570\u5024\u5217\u3067\u306f\u5206\u5e03\u3068\u5916\u308c\u5024\u3001\u30ab\u30c6\u30b4\u30ea\u5217\u3067\u306f\u6700\u983b\u5024\u3078\u306e\u504f\u308a\u3001\u88dc\u5b8c\u5f8c\u306b\u5931\u308f\u308c\u308b\u6b20\u640d\u60c5\u5831\u3092\u8003\u616e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u88c5\u3067\u306f\u8a13\u7df4\u30c7\u30fc\u30bf\u3060\u3051\u3067\u88dc\u5b8c\u5668\u3092\u9069\u5408\u3055\u305b\u3001\u691c\u8a3c\u30fb\u30c6\u30b9\u30c8\u3078\u60c5\u5831\u304c\u6f0f\u308c\u306a\u3044\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u3092\u4f5c\u308a\u307e\u3059\u3002\u4eba\u5de5\u6b20\u640d\u306b\u3088\u308b\u8aa4\u5dee\u8a55\u4fa1\u3068\u3001\u6700\u7d42\u30e2\u30c7\u30eb\u3084\u696d\u52d9\u6307\u6a19\u3078\u306e\u5f71\u97ff\u3092\u4f75\u7528\u3057\u3001\u672c\u756a\u3067\u306f\u6b20\u640d\u7387\u3068\u88dc\u5b8c\u5024\u306e\u5206\u5e03\u3092\u76e3\u8996\u3057\u307e\u3059\u3002\u88dc\u5b8c\u5024\u3092\u5b9f\u6e2c\u5024\u3068\u540c\u3058\u3082\u306e\u3068\u3057\u3066\u6271\u308f\u305a\u3001\u63a8\u5b9a\u3067\u3042\u308b\u3053\u3068\u3092\u8a18\u9332\u306b\u6b8b\u3059\u3053\u3068\u304c\u3001\u518d\u73fe\u6027\u3068\u8aac\u660e\u8cac\u4efb\u306b\u3064\u306a\u304c\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-missing-definition\" class=\"wp-block-heading\"><strong>Q. \u6b20\u640d\u5024\u88dc\u5b8c\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u6b20\u640d\u5024\u88dc\u5b8c\u3068\u306f\u3001\u672a\u89b3\u6e2c\u306e\u7a7a\u6b04\u3092\u5e73\u5747\u3001\u4e2d\u592e\u5024\u3001\u6700\u983b\u5024\u3001\u63a8\u5b9a\u30e2\u30c7\u30eb\u306a\u3069\u3067\u7f6e\u304d\u63db\u3048\u3001\u5206\u6790\u3084\u6a5f\u68b0\u5b66\u7fd2\u3067\u6271\u3048\u308b\u5f62\u306b\u3059\u308b\u51e6\u7406\u3067\u3059\u3002\u88dc\u5b8c\u5024\u306f\u5b9f\u6e2c\u5024\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u65b9\u6cd5\u3068\u4ef6\u6570\u3092\u8a18\u9332\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-missing-mean-median\" class=\"wp-block-heading\"><strong>Q. \u5e73\u5747\u5024\u3068\u4e2d\u592e\u5024\u306f\u3069\u3061\u3089\u3092\u4f7f\u3046\u3079\u304d\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u5916\u308c\u5024\u304c\u5c11\u306a\u304f\u5206\u5e03\u304c\u5bfe\u79f0\u306a\u3089\u5e73\u5747\u5024\u3001\u5916\u308c\u5024\u3084\u6b6a\u307f\u304c\u3042\u308b\u306a\u3089\u4e2d\u592e\u5024\u3092\u51fa\u767a\u70b9\u306b\u3057\u307e\u3059\u3002\u6700\u7d42\u7684\u306b\u306f\u4eba\u5de5\u6b20\u640d\u306e\u8aa4\u5dee\u3068\u3001\u88dc\u5b8c\u5f8c\u306e\u696d\u52d9\u6307\u6a19\u3092\u6bd4\u8f03\u3057\u3066\u6c7a\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-missing-leakage\" class=\"wp-block-heading\"><strong>Q. \u6b20\u640d\u5024\u88dc\u5b8c\u3067\u30c7\u30fc\u30bf\u30ea\u30fc\u30af\u3092\u9632\u3050\u306b\u306f\uff1f<\/strong><\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u8a13\u7df4\u30c7\u30fc\u30bf\u3060\u3051\u3067\u5e73\u5747\u3084\u4e2d\u592e\u5024\u306a\u3069\u306e\u7d71\u8a08\u91cf\u3092\u8a08\u7b97\u3057\u3001\u691c\u8a3c\u30fb\u30c6\u30b9\u30c8\u306b\u306f\u305d\u306e\u7d71\u8a08\u91cf\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u524d\u51e6\u7406\u5668\u3092\u30e2\u30c7\u30eb\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u542b\u3081\u308b\u3068\u3001\u5206\u5272\u3054\u3068\u306e\u9069\u5408\u3092\u7ba1\u7406\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-missing-indicator\" class=\"wp-block-heading\"><strong>Q. \u6b20\u640d\u30d5\u30e9\u30b0\u306f\u8ffd\u52a0\u3057\u305f\u307b\u3046\u304c\u3088\u3044\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u6b20\u640d\u3057\u305f\u4e8b\u5b9f\u306b\u4e88\u6e2c\u4e0a\u306e\u610f\u5473\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u6b20\u640d\u30d5\u30e9\u30b0\u3092\u8ffd\u52a0\u3059\u308b\u3068\u60c5\u5831\u3092\u6b8b\u305b\u307e\u3059\u3002\u305f\u3060\u3057\u4e88\u6e2c\u6642\u70b9\u3067\u53d6\u5f97\u3067\u304d\u306a\u3044\u60c5\u5831\u3092\u30d5\u30e9\u30b0\u306b\u542b\u3081\u306a\u3044\u3053\u3068\u3001\u30d5\u30e9\u30b0\u8ffd\u52a0\u306e\u6709\u7121\u3092\u691c\u8a3c\u30c7\u30fc\u30bf\u3067\u6bd4\u8f03\u3059\u308b\u3053\u3068\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h3 id=\"q-missing-delete\" class=\"wp-block-heading\"><strong>Q. \u6b20\u640d\u884c\u3092\u524a\u9664\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u304b\uff1f<\/strong><\/h3>\n\n\n<p class=\"wp-block-paragraph\">\u6b20\u640d\u7387\u304c\u4f4e\u304f\u3001\u6b20\u640d\u304c\u7d50\u679c\u306b\u504f\u3063\u3066\u3044\u306a\u3044\u306a\u3089\u524a\u9664\u304c\u9069\u5207\u306a\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u6b20\u640d\u7387\u3084\u5c5e\u6027\u5225\u306e\u504f\u308a\u3092\u78ba\u8a8d\u3057\u3001\u524a\u9664\u3068\u88dc\u5b8c\u306e\u4e21\u65b9\u3067\u7d50\u8ad6\u304c\u5909\u308f\u3089\u306a\u3044\u304b\u611f\u5ea6\u5206\u6790\u3092\u884c\u3063\u3066\u5224\u65ad\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<script type=\"application\/ld+json\">\n{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"\u6b20\u640d\u5024\u88dc\u5b8c\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u6b20\u640d\u5024\u88dc\u5b8c\u3068\u306f\u3001\u672a\u89b3\u6e2c\u306e\u7a7a\u6b04\u3092\u5e73\u5747\u3001\u4e2d\u592e\u5024\u3001\u6700\u983b\u5024\u3001\u63a8\u5b9a\u30e2\u30c7\u30eb\u306a\u3069\u3067\u7f6e\u304d\u63db\u3048\u3001\u5206\u6790\u3084\u6a5f\u68b0\u5b66\u7fd2\u3067\u6271\u3048\u308b\u5f62\u306b\u3059\u308b\u51e6\u7406\u3067\u3059\u3002\u88dc\u5b8c\u5024\u306f\u5b9f\u6e2c\u5024\u3067\u306f\u306a\u3044\u305f\u3081\u3001\u65b9\u6cd5\u3068\u4ef6\u6570\u3092\u8a18\u9332\u3057\u307e\u3059\u3002\"}},{\"@type\":\"Question\",\"name\":\"\u5e73\u5747\u5024\u3068\u4e2d\u592e\u5024\u306f\u3069\u3061\u3089\u3092\u4f7f\u3046\u3079\u304d\u3067\u3059\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u5916\u308c\u5024\u304c\u5c11\u306a\u304f\u5206\u5e03\u304c\u5bfe\u79f0\u306a\u3089\u5e73\u5747\u5024\u3001\u5916\u308c\u5024\u3084\u6b6a\u307f\u304c\u3042\u308b\u306a\u3089\u4e2d\u592e\u5024\u3092\u51fa\u767a\u70b9\u306b\u3057\u307e\u3059\u3002\u6700\u7d42\u7684\u306b\u306f\u4eba\u5de5\u6b20\u640d\u306e\u8aa4\u5dee\u3068\u3001\u88dc\u5b8c\u5f8c\u306e\u696d\u52d9\u6307\u6a19\u3092\u6bd4\u8f03\u3057\u3066\u6c7a\u3081\u307e\u3059\u3002\"}},{\"@type\":\"Question\",\"name\":\"\u6b20\u640d\u5024\u88dc\u5b8c\u3067\u30c7\u30fc\u30bf\u30ea\u30fc\u30af\u3092\u9632\u3050\u306b\u306f\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u8a13\u7df4\u30c7\u30fc\u30bf\u3060\u3051\u3067\u5e73\u5747\u3084\u4e2d\u592e\u5024\u306a\u3069\u306e\u7d71\u8a08\u91cf\u3092\u8a08\u7b97\u3057\u3001\u691c\u8a3c\u30fb\u30c6\u30b9\u30c8\u306b\u306f\u305d\u306e\u7d71\u8a08\u91cf\u3092\u9069\u7528\u3057\u307e\u3059\u3002\u524d\u51e6\u7406\u5668\u3092\u30e2\u30c7\u30eb\u306e\u30d1\u30a4\u30d7\u30e9\u30a4\u30f3\u306b\u542b\u3081\u308b\u3068\u3001\u5206\u5272\u3054\u3068\u306e\u9069\u5408\u3092\u7ba1\u7406\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u3002\"}},{\"@type\":\"Question\",\"name\":\"\u6b20\u640d\u30d5\u30e9\u30b0\u306f\u8ffd\u52a0\u3057\u305f\u307b\u3046\u304c\u3088\u3044\u3067\u3059\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u6b20\u640d\u3057\u305f\u4e8b\u5b9f\u306b\u4e88\u6e2c\u4e0a\u306e\u610f\u5473\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u6b20\u640d\u30d5\u30e9\u30b0\u3092\u8ffd\u52a0\u3059\u308b\u3068\u60c5\u5831\u3092\u6b8b\u305b\u307e\u3059\u3002\u305f\u3060\u3057\u4e88\u6e2c\u6642\u70b9\u3067\u53d6\u5f97\u3067\u304d\u306a\u3044\u60c5\u5831\u3092\u30d5\u30e9\u30b0\u306b\u542b\u3081\u306a\u3044\u3053\u3068\u3001\u30d5\u30e9\u30b0\u8ffd\u52a0\u306e\u6709\u7121\u3092\u691c\u8a3c\u30c7\u30fc\u30bf\u3067\u6bd4\u8f03\u3059\u308b\u3053\u3068\u304c\u5fc5\u8981\u3067\u3059\u3002\"}},{\"@type\":\"Question\",\"name\":\"\u6b20\u640d\u884c\u3092\u524a\u9664\u3057\u3066\u306f\u3044\u3051\u307e\u305b\u3093\u304b\uff1f\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"\u6b20\u640d\u7387\u304c\u4f4e\u304f\u3001\u6b20\u640d\u304c\u7d50\u679c\u306b\u504f\u3063\u3066\u3044\u306a\u3044\u306a\u3089\u524a\u9664\u304c\u9069\u5207\u306a\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u6b20\u640d\u7387\u3084\u5c5e\u6027\u5225\u306e\u504f\u308a\u3092\u78ba\u8a8d\u3057\u3001\u524a\u9664\u3068\u88dc\u5b8c\u306e\u4e21\u65b9\u3067\u7d50\u8ad6\u304c\u5909\u308f\u3089\u306a\u3044\u304b\u611f\u5ea6\u5206\u6790\u3092\u884c\u3063\u3066\u5224\u65ad\u3057\u307e\u3059\u3002\"}}]}\n<\/script>\n\n\n\n<h2 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<ul class=\"wp-block-list\"><li>scikit-learn User Guide\u300c7.4. Imputation of missing values\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/impute.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/impute.html<\/a><\/li><li>scikit-learn\u300cSimpleImputer\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.impute.SimpleImputer.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.impute.SimpleImputer.html<\/a><\/li><li>scikit-learn\u300cKNNImputer\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.impute.KNNImputer.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.impute.KNNImputer.html<\/a><\/li><li>scikit-learn\u300cIterativeImputer\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.impute.IterativeImputer.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.impute.IterativeImputer.html<\/a><\/li><li>scikit-learn\u300cPipeline\u300d<br><a href=\"https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.pipeline.Pipeline.html\" target=\"_blank\" rel=\"noopener\">https:\/\/scikit-learn.org\/stable\/modules\/generated\/sklearn.pipeline.Pipeline.html<\/a><\/li><\/ul>\n\n","protected":false},"excerpt":{"rendered":"<p>\u6b20\u640d\u5024\u88dc\u5b8c\u3068\u306f\u3001\u30c7\u30fc\u30bf\u8868\u306e\u7a7a\u6b04\u3084\u672a\u89b3\u6e2c\u5024\u3092\u3001\u5206\u6790\u3084\u6a5f\u68b0\u5b66\u7fd2\u3067\u6271\u3048\u308b\u5024\u306b\u7f6e\u304d\u63db\u3048\u308b\u51e6\u7406\u3067\u3059\u3002\u6b20\u640d\u3057\u305f\u884c\u3092\u3059\u3079\u3066\u524a\u9664\u3059\u308b\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u6a19\u672c\u6570\u304c\u6e1b\u3063\u305f\u308a\u3001\u6b20\u640d\u3057\u3084\u3059\u3044\u5bfe\u8c61\u306b\u504f\u308a\u304c\u751f\u3058\u305f\u308a\u3057\u307e\u3059\u3002\u305d\u3053\u3067\u3001\u4e2d\u592e\u5024\u3084\u6700\u983b\u5024\u3001\u6642\u7cfb [&hellip;]<\/p>\n","protected":false},"author":266270553,"featured_media":53,"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-47096","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-cfC","jetpack-related-posts":[{"id":47543,"url":"https:\/\/www.ripla.co.jp\/blog\/system\/unique-constraint\/","url_meta":{"origin":47096,"position":0},"title":"\u4e00\u610f\u5236\u7d04\u3068\u306f\uff1f\u4ed5\u7d44\u307f\u30fb\u8a2d\u5b9a\u65b9\u6cd5\u30fb\u4e3b\u30ad\u30fc\u3068\u306e\u9055\u3044\u3092\u89e3\u8aac","author":"\u682a\u5f0f\u4f1a\u793eripla\u30e1\u30f3\u30d0\u30fc","date":"2026\u5e748\u670814\u65e5","format":false,"excerpt":"\u4e00\u610f\u5236\u7d04\u3068\u306f\u3001\u5217\u307e\u305f\u306f\u5217\u306e\u7d44\u5408\u305b\u306b\u91cd\u8907\u3057\u306a\u3044\u5024\u3092\u8981\u6c42\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5236\u7d04\u3067\u3059\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3060\u3051\u3067\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\/2026\/03\/23975551-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/03\/23975551-2.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/03\/23975551-2.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/03\/23975551-2.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/03\/23975551-2.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/03\/23975551-2.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":47098,"url":"https:\/\/www.ripla.co.jp\/blog\/system\/one-hot-encoding\/","url_meta":{"origin":47096,"position":1},"title":"\u30ef\u30f3\u30db\u30c3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u306f\uff1f\u4ed5\u7d44\u307f\u30fb\u672a\u77e5\u30ab\u30c6\u30b4\u30ea\u30fb\u5b9f\u88c5\u3092\u89e3\u8aac","author":"\u682a\u5f0f\u4f1a\u793eripla\u30e1\u30f3\u30d0\u30fc","date":"2026\u5e748\u670814\u65e5","format":false,"excerpt":"\u30ef\u30f3\u30db\u30c3\u30c8\u30a8\u30f3\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u3068\u306f\u3001\u90fd\u9053\u5e9c\u770c\u3084\u5546\u54c1\u30ab\u30c6\u30b4\u30ea\u306e\u3088\u3046\u306a\u30ab\u30c6\u30b4\u30ea\u5909\u6570\u3092\u3001\u30ab\u30c6\u30b4\u30ea\u3054\u3068\u306e0\u30681\u306e\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\/34be5-2115321.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\/34be5-2115321.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/34be5-2115321.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/34be5-2115321.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":47100,"url":"https:\/\/www.ripla.co.jp\/blog\/system\/l1-regularization\/","url_meta":{"origin":47096,"position":2},"title":"L1\u6b63\u5247\u5316\u3068\u306f\uff1f\u4ed5\u7d44\u307f\u30fbL2\u6b63\u5247\u5316\u3068\u306e\u9055\u3044\u30fb\u6d3b\u7528\u65b9\u6cd5\u3092\u89e3\u8aac","author":"\u682a\u5f0f\u4f1a\u793eripla\u30e1\u30f3\u30d0\u30fc","date":"2026\u5e748\u670814\u65e5","format":false,"excerpt":"L1\u6b63\u5247\u5316\u3068\u306f\u3001\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u640d\u5931\u95a2\u6570\u306b\u4fc2\u6570\u306e\u7d76\u5bfe\u5024\u306e\u5408\u8a08\u3092\u52a0\u3048\u3001\u4fc2\u6570\u304c\u5927\u304d\u304f\u306a\u308a\u3059\u304e\u308b\u3053\u3068\u3092\u6291\u3048\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":"\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u306e\u4f01\u753b\u3001\u8981\u4ef6\u5b9a\u7fa9\u3001\u8a2d\u8a08\u3001\u958b\u767a\u3001\u30c6\u30b9\u30c8\u3001\u5c0e\u5165\u3001\u4fdd\u5b88\u306e\u6d41\u308c\u3092\u793a\u3059\u30a4\u30e9\u30b9\u30c8","src":"https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/08\/system-process.webp?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/08\/system-process.webp?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/08\/system-process.webp?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/08\/system-process.webp?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/08\/system-process.webp?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/08\/system-process.webp?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":47551,"url":"https:\/\/www.ripla.co.jp\/blog\/system\/first-normal-form\/","url_meta":{"origin":47096,"position":3},"title":"\u7b2c\u4e00\u6b63\u898f\u5f62\u3068\u306f\uff1f\u610f\u5473\u30fb\u6761\u4ef6\u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u8a2d\u8a08\u3092\u89e3\u8aac","author":"\u682a\u5f0f\u4f1a\u793eripla\u30e1\u30f3\u30d0\u30fc","date":"2026\u5e748\u670814\u65e5","format":false,"excerpt":"\u7b2c\u4e00\u6b63\u898f\u5f62\u3068\u306f\u3001\u5404\u5217\u306e\u5024\u3092\u539f\u5b50\u7684\u306a\u5358\u4f4d\u306b\u3057\u3001\u7e70\u308a\u8fd4\u3057\u9805\u76ee\u3084\u914d\u5217\u306e\u3088\u3046\u306a\u975e\u6b63\u898f\u306a\u69cb\u9020\u3092\u4e00\u3064\u306e\u8868\u3078\u76f4\u63a5\u6301\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\/2451408.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\/2451408.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/2451408.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/2451408.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/2451408.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/2451408.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":47276,"url":"https:\/\/www.ripla.co.jp\/blog\/system\/micro-conversion\/","url_meta":{"origin":47096,"position":4},"title":"\u30de\u30a4\u30af\u30ed\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u306f\uff1f\u610f\u5473\u30fb\u8a2d\u5b9a\u65b9\u6cd5\u30fb\u5206\u6790\u306e\u6ce8\u610f\u70b9\u3092\u89e3\u8aac","author":"\u682a\u5f0f\u4f1a\u793eripla\u30e1\u30f3\u30d0\u30fc","date":"2026\u5e748\u670814\u65e5","format":false,"excerpt":"\u30de\u30a4\u30af\u30ed\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u3068\u306f\u3001\u6700\u7d42\u7684\u306a\u8cfc\u5165\u3084\u7533\u8fbc\u307f\u306b\u81f3\u308b\u524d\u6bb5\u968e\u3067\u3001\u5229\u7528\u8005\u304c\u793a\u3059\u5c0f\u3055\u306a\u9054\u6210\u884c\u52d5\u3092\u6e2c\u308b\u6307\u6a19\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\/2026\/03\/01f94-97b86c_fbfa6899312f4e11b28fbd0e43ddfdd8mv2-2.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/03\/01f94-97b86c_fbfa6899312f4e11b28fbd0e43ddfdd8mv2-2.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2026\/03\/01f94-97b86c_fbfa6899312f4e11b28fbd0e43ddfdd8mv2-2.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":47246,"url":"https:\/\/www.ripla.co.jp\/blog\/system\/fact-table\/","url_meta":{"origin":47096,"position":5},"title":"\u30d5\u30a1\u30af\u30c8\u30c6\u30fc\u30d6\u30eb\u3068\u306f\uff1f\u7c92\u5ea6\u30fb\u8a2d\u8a08\u30fb\u30c7\u30a3\u30e1\u30f3\u30b7\u30e7\u30f3\u3068\u306e\u9055\u3044\u3092\u89e3\u8aac","author":"\u682a\u5f0f\u4f1a\u793eripla\u30e1\u30f3\u30d0\u30fc","date":"2026\u5e748\u670814\u65e5","format":false,"excerpt":"\u30d5\u30a1\u30af\u30c8\u30c6\u30fc\u30d6\u30eb\u3068\u306f\u3001\u58f2\u4e0a\u3001\u6ce8\u6587\u3001\u30af\u30ea\u30c3\u30af\u3001\u5728\u5eab\u5909\u52d5\u306a\u3069\u3001\u5206\u6790\u3057\u305f\u3044\u696d\u52d9\u30a4\u30d9\u30f3\u30c8\u3092\u4e00\u884c\u305a\u3064\u8a18\u9332\u3059\u308b\u30c7\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\/24082064.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\/24082064.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/24082064.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/24082064.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/24082064.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/24082064.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]}],"jetpack_featured_media_url":"https:\/\/www.ripla.co.jp\/blog\/wp-content\/uploads\/2025\/05\/22744865.jpg","_links":{"self":[{"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/posts\/47096","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/users\/266270553"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/comments?post=47096"}],"version-history":[{"count":1,"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/posts\/47096\/revisions"}],"predecessor-version":[{"id":47097,"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/posts\/47096\/revisions\/47097"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/media\/53"}],"wp:attachment":[{"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/media?parent=47096"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/categories?post=47096"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ripla.co.jp\/blog\/wp-json\/wp\/v2\/tags?post=47096"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}