{"id":967,"date":"2026-02-03T11:13:30","date_gmt":"2026-02-03T03:13:30","guid":{"rendered":"https:\/\/www.starverse-ai.com\/guide\/?p=967"},"modified":"2026-02-03T11:14:01","modified_gmt":"2026-02-03T03:14:01","slug":"transformer%e6%9e%b6%e6%9e%84%e5%8f%8a%e5%85%b6%e5%b7%a5%e4%bd%9c%e5%8e%9f%e7%90%86","status":"publish","type":"post","link":"https:\/\/www.starverse-ai.com\/guide\/archives\/967","title":{"rendered":"transformer\u67b6\u6784\u53ca\u5176\u5de5\u4f5c\u539f\u7406"},"content":{"rendered":"\n<p>Transformer \u662f\u8fd1\u5e74\u6765\u81ea\u7136\u8bed\u8a00\u5904\u7406(NLP)\u548c\u751f\u6210\u5f0f AI \u9886\u57df\u6700\u91cd\u8981\u7684\u67b6\u6784\u4e4b\u4e00\uff0c\u81ea 2017 \u5e74\u63d0\u51fa\u4ee5\u6765\uff0c\u5b83\u5df2\u7ecf\u6210\u4e3a\u5927\u8bed\u8a00\u6a21\u578b(LLM)\u3001\u673a\u5668\u7ffb\u8bd1\u3001\u6587\u672c\u751f\u6210\u3001\u56fe\u50cf\u751f\u6210\u7b49\u4efb\u52a1\u7684\u6838\u5fc3\u57fa\u7840\u3002Transformer \u67b6\u6784\u7684\u63d0\u51fa\u89e3\u51b3\u4e86\u4f20\u7edf\u5faa\u73af\u795e\u7ecf\u7f51\u7edc(RNN)\u548c\u5377\u79ef\u795e\u7ecf\u7f51\u7edc(CNN)\u5728\u5e8f\u5217\u5efa\u6a21\u4e0a\u7684\u4e00\u4e9b\u9650\u5236\uff0c\u4f7f\u5f97\u6a21\u578b\u80fd\u591f\u9ad8\u6548\u5904\u7406\u957f\u5e8f\u5217\u6570\u636e\uff0c\u5e76\u652f\u6301\u5927\u89c4\u6a21\u5e76\u884c\u8bad\u7ec3\u3002<\/p>\n\n\n\n<p>\u4e00\u3001Transformer \u67b6\u6784\u6982\u89c8<\/p>\n\n\n\n<p>Transformer \u7684\u6838\u5fc3\u601d\u60f3\u662f\u901a\u8fc7 \u81ea\u6ce8\u610f\u529b\u673a\u5236\uff08Self-Attention\uff09 \u66ff\u4ee3\u4f20\u7edf\u5e8f\u5217\u6a21\u578b\u7684\u5faa\u73af\u64cd\u4f5c\uff0c\u5b9e\u73b0\u5e8f\u5217\u4e2d\u4efb\u610f\u4f4d\u7f6e\u7684\u5168\u5c40\u4fe1\u606f\u4ea4\u4e92\u3002\u4e0e RNN \u4e0d\u540c\uff0cTransformer \u4e0d\u4f9d\u8d56\u4e8e\u65f6\u95f4\u6b65\u7684\u987a\u5e8f\u8ba1\u7b97\uff0c\u800c\u662f\u80fd\u591f\u5bf9\u6574\u4e2a\u5e8f\u5217\u540c\u65f6\u8fdb\u884c\u5e76\u884c\u5904\u7406\u3002<\/p>\n\n\n\n<p>\u5178\u578b\u7684 Transformer \u67b6\u6784\u4e3b\u8981\u5206\u4e3a\u4e24\u90e8\u5206\uff1a<\/p>\n\n\n\n<p>\u7f16\u7801\u5668\uff08Encoder\uff09<\/p>\n\n\n\n<p>\u89e3\u7801\u5668\uff08Decoder\uff09<\/p>\n\n\n\n<p>\u5728\u673a\u5668\u7ffb\u8bd1\u4efb\u52a1\u4e2d\uff0c\u7f16\u7801\u5668\u7528\u4e8e\u7406\u89e3\u6e90\u8bed\u8a00\u6587\u672c\uff0c\u89e3\u7801\u5668\u751f\u6210\u76ee\u6807\u8bed\u8a00\u6587\u672c\u3002\u4f46\u5728\u5927\u8bed\u8a00\u6a21\u578b\u6216\u81ea\u7f16\u7801\u4efb\u52a1\u4e2d\uff0c\u6709\u4e9b\u6a21\u578b\u53ea\u4f7f\u7528\u7f16\u7801\u5668\u6216\u89e3\u7801\u5668\u7684\u90e8\u5206\u67b6\u6784\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"516\" height=\"321\" src=\"https:\/\/www.starverse-ai.com\/guide\/wp-content\/uploads\/2026\/02\/transformer\u67b6\u6784\u53ca\u5176\u5de5\u4f5c\u539f\u7406.jpg\" alt=\"\" class=\"wp-image-970\" srcset=\"https:\/\/www.starverse-ai.com\/guide\/wp-content\/uploads\/2026\/02\/transformer\u67b6\u6784\u53ca\u5176\u5de5\u4f5c\u539f\u7406.jpg 516w, https:\/\/www.starverse-ai.com\/guide\/wp-content\/uploads\/2026\/02\/transformer\u67b6\u6784\u53ca\u5176\u5de5\u4f5c\u539f\u7406-300x187.jpg 300w\" sizes=\"auto, (max-width: 516px) 100vw, 516px\" \/><\/figure>\n<\/div>\n\n\n<p>\u4e8c\u3001\u7f16\u7801\u5668\u7ed3\u6784<\/p>\n\n\n\n<p>\u7f16\u7801\u5668\u7531\u82e5\u5e72\u91cd\u590d\u5806\u53e0\u7684\u5c42\u7ec4\u6210\uff0c\u6bcf\u4e00\u5c42\u5305\u62ec\u4ee5\u4e0b\u6a21\u5757\uff1a<\/p>\n\n\n\n<p>\u81ea\u6ce8\u610f\u529b\u5c42\uff08Self-Attention Layer\uff09<\/p>\n\n\n\n<p>\u524d\u9988\u5168\u8fde\u63a5\u7f51\u7edc\uff08Feed-Forward Network, FFN\uff09<\/p>\n\n\n\n<p>\u6b8b\u5dee\u8fde\u63a5\u4e0e\u5c42\u5f52\u4e00\u5316\uff08Residual &amp; LayerNorm\uff09<\/p>\n\n\n\n<p><strong>\u661f\u5b87\u667a\u7b97\u5b98\u7f51GPU\u7b97\u529b\u670d\u52a1\u5668\u79df\u7528&#8211;\u514d\u8d39\u8bd5\u7528\uff01<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/www.starverse-ai.com\/\"><img loading=\"lazy\" decoding=\"async\" width=\"209\" height=\"49\" src=\"https:\/\/www.starverse-ai.com\/guide\/wp-content\/uploads\/2026\/02\/QQ\u622a\u56fe20260121094818.jpg\" alt=\"\" class=\"wp-image-908\"\/><\/a><\/figure>\n<\/div>\n\n\n<p>1. \u81ea\u6ce8\u610f\u529b\u673a\u5236<\/p>\n\n\n\n<p>\u81ea\u6ce8\u610f\u529b\u662f Transformer \u7684\u6838\u5fc3\u521b\u65b0\uff0c\u5b83\u53ef\u4ee5\u8ba9\u5e8f\u5217\u4e2d\u6bcf\u4e2a\u4f4d\u7f6e\u7684\u8868\u793a\u4e0e\u5e8f\u5217\u4e2d\u6240\u6709\u5176\u4ed6\u4f4d\u7f6e\u8fdb\u884c\u4fe1\u606f\u4ea4\u4e92\u3002\u81ea\u6ce8\u610f\u529b\u7684\u8ba1\u7b97\u8fc7\u7a0b\u53ef\u4ee5\u6982\u62ec\u4e3a\uff1a<\/p>\n\n\n\n<p>\u8f93\u5165\u5e8f\u5217\u7ecf\u8fc7\u7ebf\u6027\u53d8\u6362\u751f\u6210 \u67e5\u8be2\uff08Query\uff09\u3001\u952e\uff08Key\uff09 \u548c \u503c\uff08Value\uff09 \u4e09\u4e2a\u5411\u91cf\u3002<\/p>\n\n\n\n<p>\u67e5\u8be2\u5411\u91cf\u4e0e\u6240\u6709\u952e\u5411\u91cf\u8ba1\u7b97\u76f8\u4f3c\u5ea6(\u901a\u5e38\u662f\u70b9\u79ef)\uff0c\u5f97\u5230\u6ce8\u610f\u529b\u6743\u91cd\u3002<\/p>\n\n\n\n<p>\u5c06\u6ce8\u610f\u529b\u6743\u91cd\u4e0e\u503c\u5411\u91cf\u52a0\u6743\u6c42\u548c\uff0c\u5f97\u5230\u8f93\u51fa\u8868\u793a\u3002<\/p>\n\n\n\n<p>\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6bcf\u4e2a\u4f4d\u7f6e\u7684\u8f93\u51fa\u4e0d\u4ec5\u5305\u542b\u81ea\u8eab\u4fe1\u606f\uff0c\u8fd8\u878d\u5408\u4e86\u5176\u4ed6\u4f4d\u7f6e\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u591a\u5934\u6ce8\u610f\u529b<\/p>\n\n\n\n<p>\u4e3a\u4e86\u589e\u5f3a\u6a21\u578b\u7684\u8868\u8fbe\u80fd\u529b\uff0cTransformer \u4f7f\u7528 \u591a\u5934\u6ce8\u610f\u529b\uff08Multi-Head Attention\uff09\uff0c\u5373\u5c06\u6ce8\u610f\u529b\u673a\u5236\u5206\u6210\u591a\u4e2a\u5b50\u7a7a\u95f4\u5e76\u884c\u8ba1\u7b97\uff0c\u7136\u540e\u5c06\u7ed3\u679c\u62fc\u63a5\u3002\u8fd9\u5141\u8bb8\u6a21\u578b\u5728\u4e0d\u540c\u8868\u793a\u7a7a\u95f4\u4e2d\u6355\u6349\u4e0d\u540c\u7c7b\u578b\u7684\u8bed\u4e49\u5173\u7cfb\u3002<\/p>\n\n\n\n<p>2. \u524d\u9988\u5168\u8fde\u63a5\u7f51\u7edc<\/p>\n\n\n\n<p>\u81ea\u6ce8\u610f\u529b\u8f93\u51fa\u540e\uff0c\u6bcf\u4e2a\u4f4d\u7f6e\u7684\u5411\u91cf\u4f1a\u901a\u8fc7\u4e00\u4e2a\u4e24\u5c42\u7684\u524d\u9988\u5168\u8fde\u63a5\u7f51\u7edc\u8fdb\u884c\u975e\u7ebf\u6027\u53d8\u6362\u3002\u8fd9\u4e2a\u6a21\u5757\u7684\u4f5c\u7528\u662f\u5bf9\u6bcf\u4e2a\u4f4d\u7f6e\u7684\u8868\u793a\u8fdb\u884c\u8fdb\u4e00\u6b65\u52a0\u5de5\u548c\u7279\u5f81\u63d0\u53d6\uff0c\u540c\u65f6\u4fdd\u6301\u5e8f\u5217\u957f\u5ea6\u4e0d\u53d8\u3002<\/p>\n\n\n\n<p>3. \u6b8b\u5dee\u8fde\u63a5\u4e0e\u5c42\u5f52\u4e00\u5316<\/p>\n\n\n\n<p>\u5728\u6bcf\u4e2a\u6a21\u5757\u4e4b\u540e\uff0cTransformer \u4f7f\u7528\u6b8b\u5dee\u8fde\u63a5\u5c06\u8f93\u5165\u4e0e\u6a21\u5757\u8f93\u51fa\u76f8\u52a0\uff0c\u5e76\u8fdb\u884c\u5c42\u5f52\u4e00\u5316\u3002\u8fd9\u6709\u52a9\u4e8e\uff1a<\/p>\n\n\n\n<p>\u907f\u514d\u68af\u5ea6\u6d88\u5931<\/p>\n\n\n\n<p>\u52a0\u5feb\u6a21\u578b\u8bad\u7ec3\u6536\u655b<\/p>\n\n\n\n<p>\u63d0\u9ad8\u6df1\u5c42\u5806\u53e0\u7f51\u7edc\u7684\u7a33\u5b9a\u6027<\/p>\n\n\n\n<p>\u4e09\u3001\u89e3\u7801\u5668\u7ed3\u6784<\/p>\n\n\n\n<p>\u89e3\u7801\u5668\u4e0e\u7f16\u7801\u5668\u7c7b\u4f3c\uff0c\u4f46\u5728\u751f\u6210\u5e8f\u5217\u65f6\u9700\u8981\u8003\u8651\u5df2\u751f\u6210\u7684\u5185\u5bb9\uff0c\u56e0\u6b64\u5728\u6bcf\u4e00\u5c42\u4e2d\u589e\u52a0 \u7f16\u7801\u5668-\u89e3\u7801\u5668\u6ce8\u610f\u529b\uff08Encoder-Decoder Attention\uff09\u3002<\/p>\n\n\n\n<p>\u89e3\u7801\u5668\u7684\u4e3b\u8981\u6a21\u5757\u5305\u62ec\uff1a<\/p>\n\n\n\n<p>\u63a9\u7801\u81ea\u6ce8\u610f\u529b\u5c42\uff08Masked Self-Attention\uff09<\/p>\n\n\n\n<p>\u7f16\u7801\u5668-\u89e3\u7801\u5668\u6ce8\u610f\u529b\u5c42\uff08Cross Attention\uff09<\/p>\n\n\n\n<p>\u524d\u9988\u5168\u8fde\u63a5\u7f51\u7edc<\/p>\n\n\n\n<p>\u6b8b\u5dee\u8fde\u63a5\u4e0e\u5c42\u5f52\u4e00\u5316<\/p>\n\n\n\n<p>1. \u63a9\u7801\u81ea\u6ce8\u610f\u529b<\/p>\n\n\n\n<p>\u5728\u751f\u6210\u4efb\u52a1\u4e2d\uff0c\u89e3\u7801\u5668\u4e0d\u80fd\u8bbf\u95ee\u672a\u6765\u7684\u8bcd\uff0c\u56e0\u6b64\u5f15\u5165\u63a9\u7801\u673a\u5236\uff0c\u5c4f\u853d\u6389\u5f53\u524d\u4f4d\u7f6e\u4e4b\u540e\u7684\u5e8f\u5217\u4fe1\u606f\uff0c\u4fdd\u8bc1\u751f\u6210\u662f\u56e0\u679c\u7684\u3002<\/p>\n\n\n\n<p>2. \u7f16\u7801\u5668-\u89e3\u7801\u5668\u6ce8\u610f\u529b<\/p>\n\n\n\n<p>\u8be5\u6a21\u5757\u5c06\u89e3\u7801\u5668\u5f53\u524d\u72b6\u6001\u4e0e\u7f16\u7801\u5668\u8f93\u51fa\u8fdb\u884c\u4ea4\u4e92\uff0c\u4f7f\u751f\u6210\u7684\u6bcf\u4e2a\u4f4d\u7f6e\u80fd\u591f\u53c2\u8003\u6e90\u5e8f\u5217\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\u3002\u8fd9\u662f\u5e8f\u5217\u5230\u5e8f\u5217\u4efb\u52a1(\u5982\u7ffb\u8bd1)\u7684\u5173\u952e\u73af\u8282\u3002<\/p>\n\n\n\n<p>\u56db\u3001\u4f4d\u7f6e\u7f16\u7801<\/p>\n\n\n\n<p>\u7531\u4e8e Transformer \u4e0d\u4f7f\u7528\u5faa\u73af\u6216\u5377\u79ef\uff0c\u5e8f\u5217\u7684\u987a\u5e8f\u4fe1\u606f\u5fc5\u987b\u663e\u5f0f\u6ce8\u5165\u6a21\u578b\u3002\u4e3a\u6b64\uff0c\u5f15\u5165 \u4f4d\u7f6e\u7f16\u7801\uff08Positional Encoding\uff09\uff1a<\/p>\n\n\n\n<p>\u5bf9\u6bcf\u4e2a\u4f4d\u7f6e\u6dfb\u52a0\u4e00\u4e2a\u5411\u91cf\uff0c\u8868\u793a\u5b83\u5728\u5e8f\u5217\u4e2d\u7684\u4f4d\u7f6e<\/p>\n\n\n\n<p>\u4f4d\u7f6e\u5411\u91cf\u53ef\u4ee5\u662f\u6b63\u5f26\/\u4f59\u5f26\u51fd\u6570\u7f16\u7801\uff0c\u4e5f\u53ef\u4ee5\u662f\u53ef\u8bad\u7ec3\u5411\u91cf<\/p>\n\n\n\n<p>\u4e0e\u8f93\u5165\u5d4c\u5165\u76f8\u52a0\uff0c\u4f7f\u6a21\u578b\u611f\u77e5\u8bcd\u5e8f\u4fe1\u606f<\/p>\n\n\n\n<p>\u4f4d\u7f6e\u7f16\u7801\u662f\u4fdd\u8bc1 Transformer \u80fd\u5904\u7406\u987a\u5e8f\u6570\u636e\u7684\u5173\u952e\u3002<\/p>\n\n\n\n<p>\u4e94\u3001Transformer \u7684\u5de5\u4f5c\u539f\u7406\u6d41\u7a0b<\/p>\n\n\n\n<p>\u4ee5\u6587\u672c\u751f\u6210\u4efb\u52a1\u4e3a\u4f8b\uff0cTransformer 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Softmax\uff0c\u5c06\u5411\u91cf\u6620\u5c04\u4e3a\u8bcd\u6c47\u8868\u4e0a\u7684\u6982\u7387\u5206\u5e03\uff0c\u9009\u62e9\u6700\u53ef\u80fd\u7684\u8bcd\u4f5c\u4e3a\u8f93\u51fa\u3002<\/p>\n\n\n\n<p>\u8fed\u4ee3\u751f\u6210\uff1a\u5c06\u65b0\u751f\u6210\u8bcd\u52a0\u5165\u8f93\u5165\uff0c\u91cd\u590d\u89e3\u7801\u8fc7\u7a0b\uff0c\u76f4\u5230\u751f\u6210\u7ed3\u675f\u7b26\u6216\u8fbe\u5230\u6700\u5927\u957f\u5ea6\u3002<\/p>\n\n\n\n<p>\u8fd9\u79cd\u6d41\u7a0b\u5b9e\u73b0\u4e86 \u9ad8\u6548\u7684\u5e8f\u5217\u5efa\u6a21\u3001\u5168\u5c40\u4e0a\u4e0b\u6587\u6355\u83b7\u548c\u5e76\u884c\u8ba1\u7b97\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u516d\u3001Transformer \u7684\u4f18\u52bf<\/p>\n\n\n\n<p>Transformer \u76f8\u6bd4\u4f20\u7edf RNN\/CNN 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