{"id":21438,"date":"2023-08-29T15:00:25","date_gmt":"2023-08-29T19:00:25","guid":{"rendered":"https:\/\/www.criteo.com\/jp\/?p=21438"},"modified":"2023-11-15T12:02:19","modified_gmt":"2023-11-15T16:02:19","slug":"optimizing-advertising-performance-with-advanced-machine-learning-and-vector-database-technology","status":"publish","type":"post","link":"https:\/\/www.criteo.com\/jp\/blog\/optimizing-advertising-performance-with-advanced-machine-learning-and-vector-database-technology\/","title":{"rendered":"\u9ad8\u5ea6\u306a\u6a5f\u68b0\u5b66\u7fd2\u3068\u30d9\u30af\u30c8\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30fb\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3067\u5e83\u544a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b"},"content":{"rendered":"<p>\u6628\u4eca\u3001\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u62c5\u5f53\u8005\u306f\u304b\u3064\u3066\u306a\u3044\u30d7\u30ec\u30c3\u30b7\u30e3\u30fc\u306b\u3055\u3089\u3055\u308c\u3066\u3044\u307e\u3059\u3002 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AI\uff08\u4eba\u5de5\u77e5\u80fd\uff09\u306f\u79c1\u305f\u3061\u306eDNA\u306e\u4e00\u90e8\u3067\u3042\u308a\u3001\u4eca\u65e5\u306b\u81f3\u308b\u307e\u3067\u305a\u3063\u3068\u3001AI\u3092\u6d3b\u7528\u3057\u305f\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3092\u5f37\u5316\u3057\u7d9a\u3051\u306a\u304c\u3089\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u5e83\u544a\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u3092\u6709\u610f\u7fa9\u306a\u3082\u306e\u306b\u3059\u3079\u304f\u3001\u65e5\u3005\u53d6\u308a\u7d44\u307f\u3092\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002 \u672c\u7a3f\u3067\u306f\u3001Criteo \u306e\u30ea\u30bf\u30fc\u30b2\u30c6\u30a3\u30f3\u30b0<a href=\"https:\/\/www.criteo.com\/jp\/technology\/ai-engine\/\">\u30fb\u30ec\u30b3\u30e1\u30f3\u30c9\u30fb\u30a8\u30f3\u30b8\u30f3\u306b\u65b0\u305f\u306b\u52a0\u308f\u3063\u305f\u300cDeepKNN\u300d\u3092\u3054\u7d39\u4ecb\u3057\u307e\u3059<\/a>\u3002<strong>DeepKNN \u306f\u9ad8\u5ea6\u306a\u30d9\u30af\u30c8\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304a\u3088\u3073\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u306e\u30a8\u30f3\u30b8\u30f3\u3067\u3001\u3059\u3067\u306bCriteo\u306e\u88fd\u54c1\u30e9\u30a4\u30f3\u306e\u4e3b\u8981\u90e8\u5206\u3092\u652f\u3048\u3066\u3044\u307e\u3059\u3002<\/strong><\/p>\n<p>\u30a8\u30f3\u30b8\u30f3\u3078\u306eDeepKNN \u3092\u30d9\u30fc\u30bf\u7248\u3068\u3057\u3066\u5c0e\u5165\u3057\u305f\u3068\u3053\u308d\u3001\u3059\u3079\u3066\u306e\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u6307\u6a19\u3067\u6709\u610f\u306a\u5411\u4e0a\u304c\u898b\u3089\u308c\u307e\u3057\u305f\u3002\u5358\u306b\u6d41\u884c\u306b\u4e57\u3063\u3066\u307f\u305f\u3068\u3044\u3046\u306e\u3068\u306f\u4e00\u7dda\u3092\u753b\u3059\u3001\u5b9f\u8cea\u7684\u306a\u7d50\u679c\u3092\u5f97\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u306e\u3067\u3059\u3002 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u306e\u5ea6\u5408\u3044\u306f\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u304c\u3001\u30af\u30ea\u30c3\u30af\u30b9\u30eb\u30fc\u7387\u306e\u5897\u52a0\u3068\u305d\u308c\u306b\u4f34\u3046\u53ce\u76ca\u5411\u4e0a\u306e\u5272\u5408\u3067\u306f\u3001\u3057\u3070\u3057\u307010\uff05\u3092\u4e0a\u56de\u308b\u6539\u5584\u3092\u78ba\u8a8d\u3057\u3066\u3044\u307e\u3059\u3002 \u3064\u307e\u308a\u3001Criteo\u306e\u9ad8\u5ea6\u306aAI\u3092\u5229\u7528\u3059\u308c\u3070\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5927\u304d\u304f\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u53ef\u80fd\u306a\u306e\u3067\u3059\u3002<\/p>\n<p>DeepKNN\u306f\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u610f\u5473\u306e\u3042\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u3092\u5b9f\u73fe\u3057\u3066\u3044\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f \u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306fDeepKNN\u3068\u306f\u4f55\u304b\u3001\u305d\u3057\u3066\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u306b\u3069\u3046\u5f79\u7acb\u3064\u306e\u304b\u306b\u3064\u3044\u3066\u3001\u7c21\u5358\u306b\u3054\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<h2>DeepKNN\u3068\u306f\uff1f<\/h2>\n<p>DeepKNN\u306f\u3001\u300cDeep Learning Representation for K-Nearest Neighbors Search\uff08K\u8fd1\u508d\u6cd5\u691c\u7d22\u306e\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u8868\u73fe\uff09\u300d\u306e\u7565\u3067\u3059\u3002 \u3053\u308c\u306f\u6700\u5148\u7aef\u306e\u30d9\u30af\u30c8\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u6280\u8853\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u3082\u306e\u3067\u3001 Criteo\u3067\u306f\u5e83\u544a\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306e\u5927\u534a\u3067\u3053\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u5229\u7528\u3057\u3066\u512a\u308c\u305f\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u3084\u3001\u6d88\u8cbb\u8005\u306e\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u6307\u6a19\u306e\u5411\u4e0a\u3092\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<br \/>\nDeepKNN\u306f\u3001\u4ee5\u4e0b\u306e2\u3064\u306e\u5f37\u529b\u306a\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u3082\u306e\u3067\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30c7\u30a3\u30fc\u30d7\u30fb\u30cb\u30e5\u30fc\u30e9\u30eb\u30fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\uff08Deep Neural Network\uff09<\/strong>\uff1a\u5546\u54c1\u3068\u6d88\u8cbb\u8005\u306e\u884c\u52d5\u306b\u95a2\u3059\u308b\u3059\u3079\u3066\u306e\u60c5\u5831\u3092\u51e6\u7406\u3057\u3066\u30d9\u30af\u30c8\u30eb\u306e\u30bb\u30c3\u30c8\u3092\u69cb\u7bc9\u3057\u307e\u3059\uff08\u4e0b\u56f31\u53c2\u7167\uff09\u3002<\/li>\n<li><strong>\u30d9\u30af\u30c8\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\uff08VectorDB\uff09<\/strong>\uff1a\u5546\u54c1\u3068\u6d88\u8cbb\u8005\u306e\u30d9\u30af\u30c8\u30eb\u304c\u683c\u7d0d\u3055\u308c\u3066\u304a\u308a\u3001\u30af\u30a8\u30ea\u306b\u6700\u3082\u985e\u4f3c\u3057\u305f\u5546\u54c1\u3084\u6d88\u8cbb\u8005\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u691c\u7d22\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\uff08\u4e0b\u56f32a\u30682b\u53c2\u7167\uff09\u3002<\/li>\n<\/ul>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-21450\" src=\"http:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-DEEPKN.001-min.png\" alt=\"\" width=\"985\" height=\"400\" srcset=\"https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-DEEPKN.001-min.png 985w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-DEEPKN.001-min-300x122.png 300w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-DEEPKN.001-min-768x312.png 768w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-DEEPKN.001-min-630x256.png 630w\" sizes=\"auto, (max-width: 985px) 100vw, 985px\" 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\u4e0b\u56f32a\u306e\u53f3\u5074\u306b\u793a\u3059\u3068\u304a\u308a\u3001\u30d9\u30af\u30c8\u30eb\u7a7a\u9593\u3067\u306f\u4e8c\u6b21\u5143\u5e73\u9762\u4e0a\u306e\u3055\u307e\u3056\u307e\u306a\u4f4d\u7f6e\u306b\u6d88\u8cbb\u8005\u3068\u5546\u54c1\u304c\u914d\u7f6e\u3055\u308c\u3066\u3044\u307e\u3059\u3002 \u4e8c\u6b21\u5143\u7a7a\u9593\u306b\u914d\u7f6e\u3059\u308b\u3068\u3044\u3046\u5358\u7d14\u306a\u884c\u70ba\u306b\u3088\u3063\u3066\u3001\u9774\u3084\u30d5\u30a1\u30c3\u30b7\u30e7\u30f3\u3001\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3001\u65c5\u884c\u306a\u3069\u3001\u985e\u4f3c\u3059\u308b\u5546\u54c1\u306e\u6f5c\u5728\u30af\u30e9\u30b9\u30bf\u3092\u5b9a\u7fa9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3044\u3063\u305f\u3093\u6d88\u8cbb\u8005\u3068\u5546\u54c1\u304c\u7a7a\u9593\u306b\u914d\u7f6e\u3055\u308c\u308b\u3068\u3001\u30d9\u30af\u30c8\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u7279\u5b9a\u306e\u6d88\u8cbb\u8005\u3084\u5546\u54c1\u306e\u8fd1\u508d\uff08\u6700\u3082\u8fd1\u3044\u6d88\u8cbb\u8005\u30d9\u30af\u30c8\u30eb\uff09\u3092\u5373\u5ea7\u306b\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u3053\u305d\u304c\u3001Criteo\u306e\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u3084\u30aa\u30fc\u30c7\u30a3\u30a8\u30f3\u30b9\u88fd\u54c1\u306e\u6838\u3068\u306a\u308b\u3082\u306e\u306a\u306e\u3067\u3059\u3002<\/p>\n<h2>DeepKNN\u304c\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u30fb\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306b\u5f79\u7acb\u30644\u3064\u306e\u7406\u7531<\/h2>\n<p>DeepKNN\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u65b9\u6cd5\u3067\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306e\u6539\u5584\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u3055\u308c\u305f\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9<\/strong>\uff1aDeepKNN \u306f\u3001\u6d88\u8cbb\u8005\u306e\u904e\u53bb\u306e\u884c\u52d5\u3084\u597d\u307f\u306b\u57fa\u3065\u3044\u3066\u3001\u30d1\u30fc\u30bd\u30ca\u30e9\u30a4\u30ba\u3055\u308c\u305f\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 \u3053\u308c\u304c\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u306e\u5897\u52a0\u3084\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u5168\u4f53\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u3092\u4fc3\u3057\u307e\u3059\u3002 \uff08\u4e0b\u56f32b\u3092\u53c2\u7167\uff09<\/li>\n<li><strong>\u3088\u308a\u512a\u308c\u305f\u30aa\u30fc\u30c7\u30a3\u30a8\u30f3\u30b9\u69cb\u7bc9<\/strong>\uff1aDeepKNN\u306f\u3001\u4e00\u898b\u3057\u305f\u3060\u3051\u3067\u306f\u660e\u3089\u304b\u3067\u306f\u306a\u3044\u6d88\u8cbb\u8005\u884c\u52d5\u306e\u30d1\u30bf\u30fc\u30f3\u3084\u985e\u4f3c\u6027\u3092\u7279\u5b9a\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002 \u884c\u52d5\u306e\u3088\u304f\u4f3c\u305f\u6d88\u8cbb\u8005\u3092\u30af\u30e9\u30b9\u30bf\u5316\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u52b9\u679c\u7684\u306a\u30bf\u30fc\u30b2\u30c6\u30a3\u30f3\u30b0\u304c\u53ef\u80fd\u3068\u306a\u308a\u3001\u30a8\u30f3\u30b2\u30fc\u30b8\u30e1\u30f3\u30c8\u3084\u30b3\u30f3\u30d0\u30fc\u30b8\u30e7\u30f3\u7387\u306e\u5411\u4e0a\u3092\u5f8c\u62bc\u3057\u3057\u307e\u3059 \uff08\u4e0b\u56f32a\u3092\u53c2\u7167\uff09<\/li>\n<li><strong>\u30c7\u30fc\u30bf\u53d6\u5f97\u306e\u9ad8\u901f\u5316<\/strong>\uff1aDeepKNN\u3092\u5229\u7528\u3059\u308c\u3070\u5927\u898f\u6a21\u306a\u30c7\u30fc\u30bf\u3092\u9ad8\u901f\u3067\u691c\u7d22\u3057\u3001\u6700\u3082\u95a2\u9023\u6027\u306e\u9ad8\u3044\u7d50\u679c\u3092\u7d20\u65e9\u304f\u898b\u3064\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u307b\u3093\u306e1\u30df\u30ea\u79d2\u304c\u52dd\u6557\u3092\u5206\u3051\u308b\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5e83\u544a\u306b\u304a\u3044\u3066\u306f\u3001\u3053\u306e\u3053\u3068\u306f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u610f\u601d\u6c7a\u5b9a\u6642\u306b\u4e0d\u53ef\u6b20\u306a\u30a2\u30c9\u30d0\u30f3\u30c6\u30fc\u30b8\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u5e83\u544a\u30af\u30ea\u30a8\u30a4\u30c6\u30a3\u30d6\u306e\u6539\u5584<\/strong>\uff1aDeepKNN\u3092\u5229\u7528\u3057\u3066\u5e83\u544a\u306e\u5185\u5bb9\u3092\u5206\u6790\u3059\u308b\u3053\u3068\u3067\u3001\u30bf\u30fc\u30b2\u30c3\u30c8\u30fb\u30aa\u30fc\u30c7\u30a3\u30a8\u30f3\u30b9\u306e\u5171\u611f\u3092\u5f15\u304d\u51fa\u3059\u30d1\u30bf\u30fc\u30f3\u3084\u985e\u4f3c\u6027\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u3053\u308c\u306b\u3088\u308a\u3001\u3088\u308a\u52b9\u679c\u7684\u306a\u5e83\u544a\u30af\u30ea\u30a8\u30a4\u30c6\u30a3\u30d6\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3072\u3044\u3066\u306f\u3088\u308a\u826f\u3044\u7d50\u679c\u3092\u5c0e\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ul>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-21448\" src=\"http:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.002-min.png\" alt=\"\" width=\"809\" height=\"400\" srcset=\"https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.002-min.png 809w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.002-min-300x148.png 300w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.002-min-768x380.png 768w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.002-min-630x311.png 630w\" sizes=\"auto, (max-width: 809px) 100vw, 809px\" \/>\u30d9\u30af\u30c8\u30ebDB\u691c\u7d22\u3092\u5229\u7528\u3057\u305f\u30aa\u30fc\u30c7\u30a3\u30a8\u30f3\u30b9\u306e\u751f\u6210\uff1a\u3042\u308b\u7279\u5b9a\u306e\u5546\u54c1\u3092\u30b9\u30bf\u30fc\u30c8\u70b9\u3068\u3057\u3066\u30d9\u30af\u30c8\u30ebDB\u3067\u5546\u54c1\u306e\u30d9\u30af\u30c8\u30eb\u3092\u691c\u7d22\u3059\u308b\u3068\u3001\u6700\u3082\u8fd1\u3044\u30e6\u30fc\u30b6\u30fc\u306e\u30d9\u30af\u30c8\u30eb\u3092\u53d6\u5f97\u3057\u3001\u95a2\u9023\u3059\u308b\u30aa\u30fc\u30c7\u30a3\u30a8\u30f3\u30b9\u306e\u4e00\u90e8\u3068\u3057\u3066\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<h2>DeepKNN\u3092\u5229\u7528\u3057\u305f\u30ea\u30bf\u30fc\u30b2\u30c6\u30a3\u30f3\u30b0\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u306e\u6539\u5584<\/h2>\n<p>\u30ea\u30bf\u30fc\u30b2\u30c6\u30a3\u30f3\u30b0\u30fb\u30ad\u30e3\u30f3\u30da\u30fc\u30f3\u306e\u6210\u529f\u306b\u306f\u9069\u5207\u306a\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u306e\u63d0\u793a\u304c\u91cd\u8981\u3068\u306a\u308a\u307e\u3059\u304c\u3001 Criteo \u30ea\u30bf\u30fc\u30b2\u30c6\u30a3\u30f3\u30b0\u5411\u3051\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u30fb\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u6bce\u79d2\u6570\u5343\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u30012\u6bb5\u968e\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3092\u63a1\u7528\u3057\u3066\u3044\u307e\u3059\u3002 \u7b2c\u4e00\u6bb5\u968e\u3067\u306f\u3001\u4eba\u6c17\u5546\u54c1\u3084\u30c8\u30ec\u30f3\u30c9\u306e\u5546\u54c1\u3068\u3068\u3082\u306b\u3001\u7570\u306a\u308b\u30a2\u30a4\u30c6\u30e0\u9593\u306e\u3055\u307e\u3056\u307e\u306a\u985e\u4f3c\u6027\u3092\u8a08\u6e2c\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u7b2c\u4e8c\u6bb5\u968e\u3067\u3001\u6d88\u8cbb\u8005\u306e\u597d\u307f\u306b\u95a2\u3059\u308b\u6700\u65b0\u306e\u60c5\u5831\u3092\u3082\u3068\u306b\u3001\u6700\u9069\u306a\u5546\u54c1\u3092\u518d\u5ea6\u30e9\u30f3\u30af\u4ed8\u3051\u3057\u3001\u6700\u3082\u95a2\u9023\u6027\u306e\u9ad8\u3044\u30d0\u30ca\u30fc\u5e83\u544a\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>DeepKNN \u3092\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u306b\u7d44\u307f\u8fbc\u3080\u3053\u3068\u3067\u3001\u3088\u308a\u6d17\u7df4\u3055\u308c\u305f\u65b9\u6cd5\u3067\u7570\u306a\u308b\u30a2\u30a4\u30c6\u30e0\u9593\u306e\u985e\u4f3c\u6027\u3092\u8a08\u6e2c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u307e\u3067\u767a\u898b\u304c\u96e3\u3057\u304b\u3063\u305f\u4eba\u6c17\u5546\u54c1\u3084\u30ec\u30a2\u30a2\u30a4\u30c6\u30e0\u3001\u65b0\u5546\u54c1\u9593\u306e\u985e\u4f3c\u6027\u3092\u5bb9\u6613\u306b\u691c\u51fa\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u6d88\u8cbb\u8005\u306e\u8208\u5473\u30fb\u95a2\u5fc3\u306b\u3088\u308a\u4e00\u5c64\u5408\u3063\u305f\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u3092\u63d0\u793a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u306e\u3067\u3059\u3002 DeepKNN \u306e\u3082\u3046\u3072\u3068\u3064\u306e\u5927\u304d\u306a\u5229\u70b9\u306f\u3001\u3059\u3079\u3066\u306e\u5546\u54c1\u3068\u6d88\u8cbb\u8005\u3092\u540c\u3058\u7a7a\u9593\u306b\u914d\u7f6e\u3059\u308b\u3053\u3068\u3067\u3001\u4f55\u5104\u3082\u306e\u300c\u6d88\u8cbb\u8005\u3068\u5546\u54c1\u306e\u7d44\u307f\u5408\u308f\u305b\u300d\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306b\u691c\u7d22\u3057\u3001\u6d88\u8cbb\u8005\u3054\u3068\u306b\u985e\u4f3c\u6027\u306e\u9ad8\u3044\u5546\u54c1\u306e\u30ea\u30b9\u30c8\u3092\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u5e38\u6642\u66f4\u65b0\u3067\u304d\u308b\u3053\u3068\u3067\u3059\u3002<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-21449\" src=\"http:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.003-min.png\" alt=\"\" width=\"838\" height=\"400\" srcset=\"https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.003-min.png 838w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.003-min-300x143.png 300w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.003-min-768x367.png 768w, https:\/\/www.criteo.com\/jp\/wp-content\/uploads\/sites\/6\/2023\/08\/Optimizing-Advertising-Performance-Deep-KNN.003-min-630x301.png 630w\" sizes=\"auto, (max-width: 838px) 100vw, 838px\" \/>\u30d9\u30af\u30c8\u30ebDB\u306e\u691c\u7d22\u3092\u5229\u7528\u3057\u305f\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\uff1a\u6d88\u8cbb\u8005\u3092\u8d77\u70b9\u306b\u305d\u306e\u30d9\u30af\u30c8\u30eb\u3092\u30d9\u30af\u30c8\u30ebDB\u3067\u691c\u7d22\u3059\u308b\u3068\u3001\u6700\u3082\u8fd1\u3044\u5546\u54c1\u306e\u30d9\u30af\u30c8\u30eb\u3092\u53d6\u5f97\u3057\u3066\u5546\u54c1\u30ec\u30b3\u30e1\u30f3\u30c9\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30d9\u30af\u30c8\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u3092\u5229\u7528\u3057\u305f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5c55\u671b<\/h2>\n<p>OpenAI \u306e ChatGPT \u3084\u3001\u3042\u3089\u3086\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u30d9\u30af\u30c8\u30eb\u306b\u5909\u63db\u53ef\u80fd\u306a\u57cb\u3081\u8fbc\u307fAPI\u306a\u3069\u3001AI\u6a5f\u80fd\u3078\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u30c6\u30a3\u30c3\u30af\u30fb\u30a2\u30af\u30bb\u30b9\u306e\u51fa\u73fe\u306b\u3068\u3082\u306a\u3044\u3001\u307e\u3059\u307e\u3059\u591a\u304f\u306e\u4f01\u696d\u304c\u30c7\u30a3\u30fc\u30d7\u30e9\u30fc\u30cb\u30f3\u30b0\u3068\u30d9\u30af\u30c8\u30eb\u691c\u7d22\u306e\u529b\u3092\u5b9f\u611f\u3057\u3066\u307e\u3059\u3002 \u3053\u308c\u3089\u306e\u50be\u5411\u306f\u3001\u5e83\u544a\u4e3b\u304c\u81a8\u5927\u306a\u30c7\u30fc\u30bf\u3092\u3088\u308a\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3057\u306f\u3058\u3081\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001\u73fe\u4ee3\u306e\u30c7\u30b8\u30bf\u30eb\u30fb\u30de\u30fc\u30b1\u30c6\u30a3\u30f3\u30b0\u306b\u304a\u3051\u308b\u30d9\u30af\u30c8\u30eb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u91cd\u8981\u6027\u3092\u6d6e\u304d\u5f6b\u308a\u306b\u3057\u3066\u3044\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n<p>DeepKNN 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