{"id":37646,"date":"2026-03-18T13:24:22","date_gmt":"2026-03-18T04:24:22","guid":{"rendered":"https:\/\/gri.jp\/media\/?p=37646"},"modified":"2026-03-18T21:14:58","modified_gmt":"2026-03-18T12:14:58","slug":"%e3%80%90g%e6%a4%9c%e5%ae%9a%e7%9f%a5%e8%ad%98%e3%80%91-multi-head-attention","status":"publish","type":"post","link":"https:\/\/gri.jp\/media\/entry\/37646","title":{"rendered":"\u3010G\u691c\u5b9a\u77e5\u8b58\u3011\u00a0Multi-Head Attention"},"content":{"rendered":"

Attention\u306b\u304a\u3051\u308b\u91cd\u307f\u8a08\u7b97\u306e\u5fa9\u7fd2\u3092\u3057\u307e\u3057\u3087\u3046\u3002Attention\u3067\u306f\u5404\u5358\u8a9e\u3092 Query\u30fbKey\u30fbValue<\/strong> \u306e3\u3064\u306e\u30d9\u30af\u30c8\u30eb\u306b\u5909\u63db\u3057\u3001Query\u3068Key\u306e\u985e\u4f3c\u5ea6\u304b\u3089Attention\u306e\u91cd\u307f\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u3067\u3001\u6587\u7ae0\u4e2d\u306e\u3069\u306e\u5358\u8a9e\u306b\u6ce8\u76ee\u3059\u3079\u304d\u304b\u3092\u6c42\u3081\u307e\u3059\u3002\u305d\u3057\u3066\u91cd\u307f\u3068\u5404\u5358\u8a9e\u306eValue\u306e\u52a0\u91cd\u5e73\u5747\u3092\u3068\u308b\u3053\u3068\u3067\u5358\u8a9e\u306e\u6587\u8108\u8868\u73fe\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u53c2\u8003\u8a18\u4e8b\uff1a\u3010G\u691c\u5b9a\u77e5\u8b58\u3011Attention\u306b\u304a\u3051\u308bQuery\u30fbKey\u30fbValue<\/a><\/p>\n

\u4e0a\u8a18\u306e\u4ed5\u7d44\u307f\u306f\u6587\u7ae0\u4e2d\u306e\u5358\u8a9e\u306e\u9593\u306e\u95a2\u4fc2\u3092\u67d4\u8edf\u306b\u6349\u3048\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002<\/p>\n

\u3068\u3053\u308d\u304c\u3001\uff11\u3064\u306eAttention\u3067\u306f\u4e00\u7a2e\u985e\u306e\u95a2\u4fc2\u306e\u307f\u8a55\u4fa1<\/strong>\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u5bfe\u3057\u3066\u3001\u6587\u7ae0\u4e2d\u306e\u5358\u8a9e\u306e\u95a2\u4fc2\u306f1\u7a2e\u985e\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3042\u308b\u5358\u8a9e\u3092\u7406\u89e3\u3059\u308b\u969b\u306b\u306f\u3001\u4e3b\u8a9e\u3068\u8ff0\u8a9e\u306e\u95a2\u4fc2\u3001\u76ee\u7684\u8a9e\u3084\u4fee\u98fe\u8a9e\u3068\u306e\u95a2\u4fc2\u306a\u3069\u8907\u6570\u306e\u95a2\u4fc2\u6027\u3092\u540c\u6642\u306b\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u305d\u3053\u3067\u3001Transformer\u3067\u7528\u3044\u3089\u308c\u3066\u3044\u308b\u306e\u306f\u8907\u6570\u306e\u300c\u30d8\u30c3\u30c9\uff08Head\uff09<\/strong>\u300d\u3092\u4e26\u5217\u306b\u8a08\u7b97\u3059\u308bMulti-Head Attention<\/strong> \u3067\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u30d8\u30c3\u30c9\u306f\u72ec\u7acb\u3057\u305f\u91cd\u307f\u3092\u6301\u3061\u3001\u7570\u306a\u308bQuery\u30fbKey\u30fbValue\u3092\u5b66\u7fd2\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u7570\u306a\u308b\u8996\u70b9\u304b\u3089\u6587\u7ae0\u4e2d\u306e\u591a\u69d8\u306a\u95a2\u4fc2\u6027\u3092\u540c\u6642\u306b\u5b66\u7fd2\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059<\/strong>\u3002\u6700\u7d42\u7684\u306b\u306f\u3001\u5168\u3066\u306e\u30d8\u30c3\u30c9\u306e\u51fa\u529b\u3092\u7d50\u5408\u3057\u3066\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u5358\u4e00Attention\u3088\u308a\u3082\u8c4a\u5bcc\u306a\u6587\u8108\u60c5\u5831\u3092\u542b\u3093\u3060\u5358\u8a9e\u8868\u73fe\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n

\u3053\u306e\u4ed5\u7d44\u307f\u306b\u3088\u308a\u3001Transformer\u306f\u6587\u7ae0\u5168\u4f53\u306e\u95a2\u4fc2\u3092\u540c\u6642\u4e26\u5217\u306b\u8a08\u7b97\u3067\u304d\u308b\u305f\u3081\u3001\u9577\u3044\u6587\u7ae0\u306e\u95a2\u4fc2\u6027\u3082\u52b9\u7387\u7684\u306b\u5b66\u7fd2\u3067\u304d\u308b<\/strong>\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u3053\u3053\u3067\u6ce8\u610f\u70b9\u304c\uff11\u3064\u3042\u308a\u307e\u3059\u3002Multi-Head Attention\u306f\u300cAttention\u306e\u7a2e\u985e\u300d\u3067\u306f\u306a\u304f\u300cAttention\u306e\u8a08\u7b97\u6cd5\u300d<\/strong>\u3067\u3059\u3002Transformer\u3067\u306fSelf-Attention\u3068Source-Target Attention\u3092\u5229\u7528\u3057\u3066\u3044\u307e\u3059\u3002\u4e21\u30bf\u30a4\u30d7\u3068\u3082\u306bMulti-Head Attention \u3067\u8a08\u7b97\u3057\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Attention\u306b\u304a\u3051\u308b\u91cd\u307f\u8a08\u7b97\u306e\u5fa9\u7fd2\u3092\u3057\u307e\u3057\u3087\u3046\u3002Attention\u3067\u306f\u5404\u5358\u8a9e\u3092 Query\u30fbKey\u30fbValue \u306e3\u3064\u306e\u30d9\u30af\u30c8\u30eb\u306b\u5909\u63db\u3057\u3001Query\u3068Key\u306e\u985e\u4f3c\u5ea6\u304b\u3089Attention\u306e\u91cd\u307f\u3092\u8a08\u7b97\u3059\u308b\u3053\u3068\u3067\u3001\u6587\u7ae0<\/p>\n","protected":false},"author":8,"featured_media":4725,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[149,1093,83,4,125],"tags":[],"class_list":{"0":"post-37646","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","6":"hentry","7":"category-gkentei","8":"category-ai","10":"category-datascience","11":"category-deeplearning"},"acf":[],"meta_field":{"_edit_lock":["1774488841:8"],"_edit_last":["8"],"_thumbnail_id":["4725"],"hidden_toppage":["0"],"_hidden_toppage":["field_61933136630d2"],"note_url":[""],"_note_url":["field_61243c8278b90"],"_pv_count":["a:17:{i:13;i:9;i:14;i:1;i:15;i:1;i:16;i:11;i:17;i:2;i:22;i:2;i:23;i:3;i:1;i:3;i:4;i:7;i:12;i:3;i:11;i:4;i:19;i:2;i:5;i:1;i:9;i:1;i:2;i:1;i:7;i:2;i:20;i:4;}"],"pv_count":["57"]},"_links":{"self":[{"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/37646","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=37646"}],"version-history":[{"count":3,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/37646\/revisions"}],"predecessor-version":[{"id":37651,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/posts\/37646\/revisions\/37651"}],"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=37646"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/categories?post=37646"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gri.jp\/media\/wp-json\/wp\/v2\/tags?post=37646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}