{"id":39407,"date":"2023-07-24T10:52:34","date_gmt":"2023-07-24T02:52:34","guid":{"rendered":"https:\/\/docs.pingcode.com\/?p=39407"},"modified":"2023-07-31T00:51:32","modified_gmt":"2023-07-30T16:51:32","slug":"%e6%b7%b1%e5%ba%a6%e5%ad%a6%e4%b9%a0%e4%b8%adattention%e4%b8%8e%e5%85%a8%e8%bf%9e%e6%8e%a5%e5%b1%82%e7%9a%84%e5%8c%ba%e5%88%ab","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/39407.html","title":{"rendered":"\u6df1\u5ea6\u5b66\u4e60\u4e2dAttention\u4e0e\u5168\u8fde\u63a5\u5c42\u7684\u533a\u522b"},"content":{"rendered":"<blockquote class=\"wp-block-quote\">\n<p>\u6df1\u5ea6\u5b66\u4e60\u4e2dAttention\u4e0e\u5168\u8fde\u63a5\u5c42\u7684\u533a\u522b\u4e3b\u8981\u4f53\u73b0\u5728\uff1a1.\u5de5\u4f5c\u673a\u5236\u4e0d\u540c\uff1b2.\u6a21\u578b\u590d\u6742\u6027\u4e0d\u540c\uff1b3.\u6570\u636e\u5904\u7406\u80fd\u529b\u4e0d\u540c\uff1b4.\u8d44\u6e90\u9700\u6c42\u4e0d\u540c\uff1b5.\u5e94\u7528\u573a\u666f\u4e0d\u540c\u3002\u603b\u7684\u6765\u8bf4\uff0c\u5168\u8fde\u63a5\u5c42\u662f\u795e\u7ecf\u7f51\u7edc\u4e2d\u5e38\u89c1\u7684\u4e00\u79cd\u7ed3\u6784\uff0c\u7528\u4e8e\u5b9e\u73b0\u7279\u5f81\u7684\u975e\u7ebf\u6027\u7ec4\u5408\uff0c\u800cAttention\u673a\u5236\u662f\u4e00\u79cd\u65b0\u578b\u7684\u7ed3\u6784\uff0c\u7528\u4e8e\u52a0\u5f3a\u6a21\u578b\u5bf9\u4e8e\u8f93\u5165\u4fe1\u606f\u7684\u5173\u6ce8\u5ea6\u3002<\/p>\n<\/blockquote>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img fetchpriority=\"high\" alt=\"\" class=\"wp-image-39408\" decoding=\"async\" height=\"421\" sizes=\"(max-width: 680px) 100vw, 680px\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/07\/\u6dfb\u52a0\u6807\u9898-26-9.png?x-oss-process=image\/auto-orient,1\/format,webp\" srcset=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/07\/\u6dfb\u52a0\u6807\u9898-26-9.png?x-oss-process=image\/auto-orient,1\/format,webp 680w, https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2023\/07\/\u6dfb\u52a0\u6807\u9898-26-9-300x186.png 300w\" width=\"680\"\/><\/figure>\n<\/div>\n<h2 class=\"wp-block-heading\"><strong>1.<\/strong><strong>\u5de5\u4f5c\u673a\u5236\u4e0d\u540c<\/strong><\/h2>\n<p>\u5168\u8fde\u63a5\u5c42\u662f\u6307\u8be5\u5c42\u4e2d\u7684\u6bcf\u4e2a\u795e\u7ecf\u5143\u90fd\u4e0e\u4e0a\u4e00\u5c42\u7684\u6240\u6709\u795e\u7ecf\u5143\u8fde\u63a5\u3002\u800cAttention\u673a\u5236\u5219\u662f\u4e00\u79cd\u901a\u8fc7\u8ba1\u7b97\u8f93\u5165\u4fe1\u606f\u7684\u91cd\u8981\u6027\u5206\u6570\uff0c\u6765\u786e\u5b9a\u6a21\u578b\u5728\u5904\u7406\u4fe1\u606f\u65f6\u5e94\u8be5\u5173\u6ce8\u7684\u533a\u57df\u3002<\/p>\n<h2 class=\"wp-block-heading\"><strong>2.<\/strong><strong>\u6a21\u578b\u590d\u6742\u6027\u4e0d\u540c<\/strong><\/h2>\n<p>\u5168\u8fde\u63a5\u5c42\u901a\u5e38\u7528\u4e8e\u795e\u7ecf\u7f51\u7edc\u4e2d\u95f4\u6216\u8f93\u51fa\u5c42\uff0c\u5176\u4e3b\u8981\u76ee\u7684\u662f\u5c06\u5b66\u4e60\u5230\u7684\u7279\u5f81\u8fdb\u884c\u975e\u7ebf\u6027\u7ec4\u5408\u3002\u800cAttention\u673a\u5236\u7684\u5f15\u5165\uff0c\u4f7f\u5f97\u6a21\u578b\u80fd\u591f\u81ea\u52a8\u5b66\u4e60\u5230\u5728\u5904\u7406\u7279\u5b9a\u4efb\u52a1\u65f6\uff0c\u5e94\u8be5\u5173\u6ce8\u8f93\u5165\u4fe1\u606f\u7684\u54ea\u4e9b\u90e8\u5206\uff0c\u4f7f\u6a21\u578b\u7684\u590d\u6742\u6027\u589e\u52a0\u3002<\/p>\n<h2 class=\"wp-block-heading\"><strong>3.<\/strong><strong>\u6570\u636e\u5904\u7406\u80fd\u529b\u4e0d\u540c<\/strong><\/h2>\n<p>\u5168\u8fde\u63a5\u5c42\u5904\u7406\u7684\u662f\u5e73\u5766\u7684\u7279\u5f81\u5411\u91cf\uff0c\u800cAttention\u673a\u5236\u5904\u7406\u7684\u662f\u5e26\u6709\u7ed3\u6784\u4fe1\u606f\u7684\u6570\u636e\uff0c\u6bd4\u5982\u5728\u5904\u7406\u5e8f\u5217\u6570\u636e\u65f6\uff0c\u53ef\u4ee5\u81ea\u52a8\u5173\u6ce8\u5230\u4e0e\u5f53\u524d\u4efb\u52a1\u76f8\u5173\u7684\u91cd\u8981\u90e8\u5206\u3002<\/p>\n<h2 class=\"wp-block-heading\"><strong>4.<\/strong><strong>\u8d44\u6e90\u9700\u6c42\u4e0d\u540c<\/strong><\/h2>\n<p>\u5168\u8fde\u63a5\u5c42\u5bf9\u8ba1\u7b97\u8d44\u6e90\u7684\u9700\u6c42\u8f83\u5927\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u5927\u89c4\u6a21\u6570\u636e\u65f6\u3002\u800cAttention\u673a\u5236\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u867d\u7136\u8ba1\u7b97\u590d\u6742\u5ea6\u63d0\u9ad8\uff0c\u4f46\u7531\u4e8e\u5176\u53ef\u4ee5\u6709\u6548\u5730\u9009\u62e9\u5173\u6ce8\u7684\u4fe1\u606f\uff0c\u56e0\u6b64\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u5229\u7528\u8ba1\u7b97\u8d44\u6e90\u3002<\/p>\n<h2 class=\"wp-block-heading\"><strong>5.<\/strong><strong>\u5e94\u7528\u573a\u666f\u4e0d\u540c<\/strong><\/h2>\n<p>\u5168\u8fde\u63a5\u5c42\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u795e\u7ecf\u7f51\u7edc\u6a21\u578b\u4e2d\uff0c\u5982CNN\u3001MLP\u7b49\u3002\u800cAttention\u673a\u5236\u5219\u66f4\u591a\u5730\u7528\u4e8e\u5904\u7406\u5e26\u6709\u7ed3\u6784\u4fe1\u606f\u7684\u4efb\u52a1\uff0c\u5982\u81ea\u7136\u8bed\u8a00\u5904\u7406\u3001\u5e8f\u5217\u9884\u6d4b\u7b49\u3002<\/p>\n<h2 class=\"wp-block-heading\"><strong>\u5ef6\u4f38\u9605\u8bfb<\/strong><\/h2>\n<p><strong>\u6df1\u5ea6\u5b66\u4e60\u4e2d\u7684\u81ea\u6ce8\u610f\u529b\u673a\u5236<\/strong><\/p>\n<p>\u81ea\u6ce8\u610f\u529b\u673a\u5236\uff0c\u4e5f\u79f0\u4e3aSelf-Attention\uff0c\u662fAttention\u673a\u5236\u7684\u4e00\u79cd\u3002\u5728\u81ea\u6ce8\u610f\u529b\u673a\u5236\u4e2d\uff0c\u6a21\u578b\u4f1a\u5bf9\u8f93\u5165\u6570\u636e\u81ea\u8eab\u8fdb\u884c\u5173\u6ce8\uff0c\u800c\u4e0d\u662f\u5173\u6ce8\u5176\u4ed6\u76f8\u5173\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\u3002\u81ea\u6ce8\u610f\u529b\u673a\u5236\u7684\u4e3b\u8981\u4f18\u70b9\u662f\u5b83\u53ef\u4ee5\u6355\u83b7\u8f93\u5165\u6570\u636e\u4e2d\u7684\u957f\u8ddd\u79bb\u4f9d\u8d56\u5173\u7cfb\uff0c\u8fd9\u5728\u5904\u7406\u6587\u672c\u7b49\u5e8f\u5217\u6570\u636e\u65f6\u7279\u522b\u6709\u7528\u3002\u76ee\u524d\uff0c\u81ea\u6ce8\u610f\u529b\u673a\u5236\u5df2\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u4e2d\uff0c\u4f8b\u5982Transformer\u6a21\u578b\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u6df1\u5ea6\u5b66\u4e60\u4e2dAttention\u4e0e\u5168\u8fde\u63a5\u5c42\u7684\u533a\u522b\u4e3b\u8981\u4f53\u73b0\u5728\uff1a1.\u5de5\u4f5c\u673a\u5236\u4e0d\u540c\uff1b2.\u6a21\u578b\u590d\u6742\u6027\u4e0d\u540c\uff1b3.\u6570\u636e\u5904\u7406\u80fd\u529b 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