{"id":37639,"date":"2026-03-17T22:34:11","date_gmt":"2026-03-17T13:34:11","guid":{"rendered":"https:\/\/gri.jp\/media\/?p=37639"},"modified":"2026-03-18T13:25:26","modified_gmt":"2026-03-18T04:25:26","slug":"37639","status":"publish","type":"post","link":"https:\/\/gri.jp\/media\/entry\/37639","title":{"rendered":"\u3010G\u691c\u5b9a\u77e5\u8b58\u3011Attention\u306b\u304a\u3051\u308bQuery\u30fbKey\u30fbValue"},"content":{"rendered":"<p>\u5927\u898f\u6a21\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\u30e2\u30c7\u30eb\uff08LLM\uff09\u306e\u57fa\u76e4\u6280\u8853\u3067\u3042\u308bTransformer\u306f\u591a\u6570\u306eAttention\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>Attention\u306e\u91cd\u307f\u306e\u8a08\u7b97\u306b\u306f<strong>Query\uff08\u30af\u30a8\u30ea\uff09\u30fbKey\uff08\u30ad\u30fc\uff09\u30fbValue\uff08\u30d0\u30ea\u30e5\u30fc\uff09<\/strong> \u3068\u3044\u30463\u7a2e\u985e\u306e\u30d9\u30af\u30c8\u30eb\u304c\u95a2\u308f\u3063\u3066\u304a\u308a\u3001\u3053\u308c\u3089\u3092\u7528\u3044\u3066\u6587\u8108\u3092\u8003\u616e\u3057\u305f\u5358\u8a9e\u306e\u8868\u73fe\u304c\u5b9f\u73fe\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u904e\u7a0b\u306f\u3084\u3084\u8907\u96d1\u306a\u306e\u3067\u3001\u3053\u3053\u3067\u306f\u306a\u308b\u3079\u304f\u7c21\u5358\u304b\u3064\u5177\u4f53\u7684\u306b\u305d\u308c\u3092\u89e3\u8aac\u3059\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u307e\u3059\u3002<\/p>\n<p>LLM\u3084\u751f\u6210AI\u304c\u6d74\u3073\u308b\u6ce8\u76ee\u3082\u3042\u308a\u3001Query\u30fbKey\u30fbValue\u306fG\u691c\u5b9a\u3084\u5c02\u9580\u66f8\u3067\u51fa\u73fe\u3059\u308b\u983b\u5ea6\u306f\u4f4e\u304f\u306a\u3044\u3068\u601d\u3046\u306e\u3067\u3001\u3053\u306e\u6a5f\u4f1a\u306b\u305c\u3072\u7406\u89e3\u3092\u6df1\u3081\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3><strong>Query\u30fbKey\u30fbValue\u3068\u306f<\/strong><\/h3>\n<p>Transformer\u306b\u304a\u3051\u308bAttention\u3067\u306f\u3001\u6587\u7ae0\u4e2d\u306e\u5358\u8a9e\u540c\u58eb\u306e\u95a2\u4fc2\uff08\u91cd\u307f\uff09\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306b\u3001\u5404\u3005\u306e\u5165\u529b\u5358\u8a9e\u3092 <strong>Query\uff08\u30af\u30a8\u30ea\uff09\u30fbKey\uff08\u30ad\u30fc\uff09\u30fbValue\uff08\u30d0\u30ea\u30e5\u30fc\uff09<\/strong> \u3068\u3044\u30463\u3064\u306e\u30d9\u30af\u30c8\u30eb\u306b\u5909\u63db\u3057\u3066\u51e6\u7406\u3092\u884c\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u76f4\u611f\u7684\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u89e3\u91c8\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>Query<\/strong><strong>\uff1a\u5165\u529b\u30c7\u30fc\u30bf\u306e\u4e2d\u3067\u691c\u7d22\u3057\u305f\u3044\u3082\u306e<\/strong><\/li>\n<li><strong>Key<\/strong><strong>\uff1a\u3069\u306e\u3088\u3046\u306a\u60c5\u5831\u3092\u3082\u3063\u3066\u3044\u308b\u306e\u304b<\/strong><\/li>\n<li><strong>Value: <\/strong><strong>\u5b9f\u969b\u306b\u62bd\u51fa\u3055\u308c\u305f\u60c5\u5831<\/strong><\/li>\n<\/ul>\n<p>Attention\u3067\u306f\u3001\u307e\u305a<strong>\u7279\u5b9a\u306e\u5358\u8a9e\u306eQuery\u3068\u3001\u6587\u7ae0\u4e2d\u306e\u5404\u5358\u8a9e\u306eKey\u3068\u306e\u30d9\u30af\u30c8\u30eb\u985e\u4f3c\u5ea6\u3092\u8a08\u7b97<\/strong>\u3057\u307e\u3059\u3002\u3053\u306e\u985e\u4f3c\u5ea6\u304c<strong>Attention\u306e\u91cd\u307f<\/strong>\u3068\u3057\u3066\u63a1\u7528\u3055\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u5358\u8a9eA\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u3001\u307b\u304b\u306e\u5358\u8a9eB\u3001\u5358\u8a9eC\u3001\u5358\u8a9eD\u3001\u2026\u306b\u3069\u308c\u3060\u3051\u6ce8\u76ee\u3059\u3079\u304d\u304b\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002Query\u3068Key\u306e\u30d9\u30af\u30c8\u30eb\u304c\u4f3c\u3066\u3044\u308b\u307b\u3069\u3001Attention\u306e\u91cd\u307f\u304c\u5927\u304d\u3044<\/p>\n<p>\u6b21\u306b\u3001\u4e0a\u8a18\u3067\u5f97\u3089\u308c\u305f<strong>\u91cd\u307f\u3092\u5404\u5358\u8a9e\u306eValue\u306b\u639b\u3051\u5408\u308f\u305b\u3001\u52a0\u91cd\u5e73\u5747\u3092\u8a08\u7b97<\/strong>\u3057\u307e\u3059\u3002\u305d\u306e\u7d50\u679c\u306f\u3001\u5468\u56f2\u306e\u5358\u8a9e\u306e\u60c5\u5831\u3092\u53d6\u308a\u8fbc\u3093\u3060\u300c<strong>\u6587\u8108\u300d\u3092\u53cd\u6620\u3057\u305f\u65b0\u3057\u3044\u5358\u8a9e\u306e\u60c5\u5831<\/strong>\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>Key\u3068Value\u306f\u5404\u5358\u8a9e\u306b\u95a2\u3059\u308b\uff11\u3064\u30bb\u30c3\u30c8\u306e\u8f9e\u66f8\u578b\u30c7\u30fc\u30bf\u3067\u3059\u3002<\/p>\n<h3><strong>\u6587\u8108\u3092\u8003\u616e\u3057\u305f\u5358\u8a9e\u8868\u73fe\u306e\u8a08\u7b97<\/strong><\/h3>\n<p>Attention\u3067\u306fQuery\u30fbKey\u30fbValue\u3092\u7528\u3044\u308b\u3053\u3068\u3067\u3001\u6587\u7ae0\u4e2d\u306e\u5358\u8a9e\u540c\u58eb\u306e\u95a2\u4fc2\u3092\u67d4\u8edf\u306b\u6349\u3048\u3001<strong>\u6587\u8108\u3092\u8003\u616e\u3057\u305f\u5358\u8a9e\u8868\u73fe<\/strong>\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u5177\u4f53\u7684\u306b\u3001<strong>\u3042\u308b\u5358\u8a9e\u306e\u6587\u8108\u8868\u73fe\u3092\u4f5c\u308b\u305f\u3081\u306b\u4ed6\u306e\u5358\u8a9e\u306eValue\u30d9\u30af\u30c8\u30eb\u3092\u91cd\u307f\u4ed8\u304d\u3067\u8db3\u3057\u5408\u308f\u305b\u3066\u3044\u307e\u3059<\/strong>\u3002\u3064\u307e\u308a\u3001\u5404\u5358\u8a9e\u306b\u5bfe\u5fdc\u3059\u308b\u57cb\u3081\u8fbc\u307f\u30d9\u30af\u30c8\u30eb\u306e\u52a0\u91cd\u5e73\u5747\u3092\u3068\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u3053\u3067\u4f8b\u3068\u3057\u3066\u3001\u300c\u6d0b\u83d3\u5b50\u300d\u3068\u3044\u3046\u5358\u8a9e\u306e\u6982\u5ff5\u3092\u8868\u73fe\u3057\u305f\u3044\u30b1\u30fc\u30b9\u3092\u8003\u3048\u307e\u3059\u3002\u7c21\u5358\u306e\u305f\u3081\u306b\u300c\u30b1\u30fc\u30ad\u300d\u3001\u300c\u3092\u300d\u300c\u98df\u3079\u308b\u300d\u306e\uff13\u3064\u306e\u5358\u8a9e\u3068\u306e\u95a2\u4fc2\u6027\u306e\u307f\u8003\u616e\u3059\u308b\u3068\u3057\u307e\u3059\u3002<\/p>\n<p>\u6587\u8108\u30d9\u30af\u30c8\u30eb\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001Value\u3068\u91cd\u307f\u3092\u639b\u3051\u305f\u3082\u306e\u3092\u5168\u3066\u8db3\u3057\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u8a08\u7b97\u3055\u308c\u307e\u3059\u3002<\/p>\n<p><strong>0.60 \u00d7 Value(\u30b1\u30fc\u30ad)+ 0.05 \u00d7 Value(\u3092)+ 0.35 \u00d7 Value(\u98df\u3079\u308b)<\/strong><\/p>\n<p>\u5404\u3005\u306eValue\u306b\u5bfe\u5fdc\u3059\u308b\u91cd\u307f\uff080.60\u30010,05\u30010.35\uff09\u306f<strong>Query \u3068 Key \u306e\u5185\u7a4d<\/strong>\u3067\u5f97\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3061\u306a\u307f\u306b\u3001\u91cd\u307f\u306fsoftmax\u95a2\u6570\u00a0\u306b\u3088\u3063\u3066\u78ba\u7387\u5206\u5e03\u3068\u3057\u3066\u6b63\u898f\u5316\u3055\u308c\u308b\u305f\u3081\u3001\u3059\u3079\u3066\u306e\u91cd\u307f\u306e\u5408\u8a08 = 1\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u306e\u52a0\u91cd\u5e73\u5747\u306b\u3088\u3063\u3066\u5468\u56f2\u306e\u5358\u8a9e\u306e\u60c5\u5831\u3092\u53d6\u308a\u8fbc\u3093\u3060\u5358\u8a9e\u8868\u73fe\uff08\u6587\u8108\u8868\u73fe\uff09\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-37648\" src=\"https:\/\/gri.jp\/media\/wp\/wp-content\/uploads\/2026\/03\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2026-03-18-13.25.03-300x134.png\" alt=\"\" width=\"300\" height=\"134\" \/>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5927\u898f\u6a21\u81ea\u7136\u8a00\u8a9e\u51e6\u7406\u30e2\u30c7\u30eb\uff08LLM\uff09\u306e\u57fa\u76e4\u6280\u8853\u3067\u3042\u308bTransformer\u306f\u591a\u6570\u306eAttention\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059\u3002 Attention\u306e\u91cd\u307f\u306e\u8a08\u7b97\u306b\u306fQuery\uff08\u30af\u30a8\u30ea\uff09\u30fbKey\uff08\u30ad\u30fc\uff09\u30fbValue\uff08\u30d0\u30ea\u30e5\u30fc\uff09 \u3068\u3044<\/p>\n","protected":false},"author":8,"featured_media":4725,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1093,83,4,125],"tags":[],"class_list":{"0":"post-37639","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-ai","9":"category-datascience","10":"category-deeplearning"},"acf":[],"meta_field":{"_edit_lock":["1773835842:8"],"_edit_last":["8"],"_thumbnail_id":["4725"],"hidden_toppage":["0"],"_hidden_toppage":["field_61933136630d2"],"note_url":[""],"_note_url":["field_61243c8278b90"],"_pv_count":["a:24:{i:22;i:10;i:0;i:2;i:4;i:3;i:8;i:6;i:10;i:5;i:13;i:9;i:15;i:14;i:16;i:11;i:1;i:2;i:19;i:6;i:5;i:1;i:14;i:19;i:21;i:4;i:23;i:6;i:3;i:3;i:11;i:7;i:12;i:4;i:2;i:4;i:7;i:6;i:20;i:3;i:18;i:4;i:6;i:2;i:9;i:2;i:17;i:1;}"],"pv_count":["134"]},"_links":{"self":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/37639","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/comments?post=37639"}],"version-history":[{"count":4,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/37639\/revisions"}],"predecessor-version":[{"id":37649,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/37639\/revisions\/37649"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/media\/4725"}],"wp:attachment":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/media?parent=37639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/categories?post=37639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/tags?post=37639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}