{"id":3485,"date":"2020-05-12T22:24:43","date_gmt":"2020-05-12T14:24:43","guid":{"rendered":"http:\/\/www.sniper97.cn\/?p=3485"},"modified":"2020-05-12T22:24:43","modified_gmt":"2020-05-12T14:24:43","slug":"%e3%80%90%e6%b7%b1%e5%ba%a6%e5%ad%a6%e4%b9%a0%e3%80%91transformer","status":"publish","type":"post","link":"http:\/\/www.sniper97.cn\/index.php\/note\/deep-learning\/traslation\/3485\/","title":{"rendered":"\u3010\u6df1\u5ea6\u5b66\u4e60\u3011Transformer"},"content":{"rendered":"\n<p>\u5728\u4e0a\u4e00\u7bc7<a rel=\"noreferrer noopener\" aria-label=\"\u6587\u7ae0\uff08\u5728\u65b0\u7a97\u53e3\u6253\u5f00\uff09\" href=\"http:\/\/www.sniper97.cn\/index.php\/note\/deep-learning\/3487\/\" target=\"_blank\">\u6587\u7ae0<\/a>\u4e2d\uff0c\u6211\u4eec\u4e86\u89e3\u4e86\u6ce8\u610f\u529b\u2014\u2014\u8fd9\u662f\u4e00\u79cd\u5728\u73b0\u4ee3\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u4e2d\u666e\u904d\u5b58\u5728\u7684\u4e00\u79cd\u65b9\u6cd5\u3002\u6ce8\u610f\u529b\u673a\u5236\u662f\u4e00\u4e2a\u6709\u52a9\u4e8e\u63d0\u9ad8\u673a\u5668\u7ffb\u8bd1\u6027\u80fd\u7684\u6982\u5ff5\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c06\u7740\u773c\u4e8e<strong>Transformer<\/strong>\u2014\u2014\u4e00\u4e2a\u4f7f\u7528\u6ce8\u610f\u529b\u6765\u63d0\u9ad8\u8fd9\u4e9b\u6a21\u578b\u7684\u8bad\u7ec3\u901f\u5ea6\u7684\u6a21\u578b\u3002\u5728\u7279\u5b9a\u7684\u4efb\u52a1\u4e2d\uff0cTransformer\u7684\u6027\u80fd\u80fd\u591f\u4f18\u4e8e\u8c37\u6b4c\u7684\u673a\u5668\u7ffb\u8bd1\u6a21\u578b\u3002\u8fd9\u662f\u5f88\u5927\u7684\u63d0\u5347\uff0c\u7136\u800c\uff0c\u8fd9\u4e9b\u63d0\u5347\u662f\u6765\u81ea\u4e8eTransformer\u80fd\u591f\u8fdb\u884c\u5e76\u884c\u8fd0\u7b97\u3002\u4e8b\u5b9e\u4e0a\uff0c\u8c37\u6b4c\u4e91\u5efa\u8bae\u4f7f\u7528Transformer\u6765\u4f5c\u4e3a\u53c2\u8003\u6a21\u578b\u6765\u4f7f\u7528\u5b83\u4eec\u7684TPU\u4e91\u3002\u56e0\u6b64\uff0c\u8ba9\u6211\u4eec\u62c6\u5f00\u8fd9\u4e2a\u6a21\u578b\u770b\u770b\u4ed6\u5230\u5e95\u662f\u600e\u4e48\u5de5\u4f5c\u7684\u3002<\/p>\n\n\n<p>Transformer\u662f\u7531\u8bba\u6587<a rel=\"noreferrer noopener\" aria-label=\"Attention is all you need\uff08\u5728\u65b0\u7a97\u53e3\u6253\u5f00\uff09\" href=\"https:\/\/arxiv.org\/abs\/1706.03762\" target=\"_blank\">Attention is all you need<\/a>\u63d0\u51fa\u3002\u57fa\u4e8eTensorflow\u7684\u5b9e\u73b0\u53ef\u4ee5\u7528Tensor2Tensor\u5305\u3002\u54c8\u4f5b\u5927\u5b66\u7684NLP\u5c0f\u7ec4\u521b\u5efa\u4e86\u4e00\u4e2a\u4f7f\u7528pytorch\u7684\u5b9e\u73b0\u7248\u672c\u3002\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5c1d\u8bd5\u5c06\u4e8b\u60c5\u7b80\u5316\u4e00\u70b9\uff0c\u5e76\u9010\u4e00\u4ecb\u7ecd\u5404\u4e2a\u90e8\u5206\uff0c\u5e0c\u671b\u5927\u5bb6\u6709\u4e00\u4e2a\u6df1\u523b\u7684\u7406\u89e3\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u6982\u89c8<\/h2>\n\n\n<p>\u8ba9\u6211\u4eec\u9996\u5148\u628a\u6a21\u578b\u5f53\u505a\u4e00\u4e2a\u9ed1\u76d2\u3002\u5728\u673a\u5668\u7ffb\u8bd1\u5e94\u7528\u4e2d\uff0c\u4ed6\u5c06\u83b7\u53d6\u4e00\u79cd\u8bed\u8a00\u7684\u53e5\u5b50\uff0c\u7136\u540e\u8f93\u51fa\u53e6\u4e00\u79cd\u8bed\u8a00\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/the_transformer_3.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u6253\u5f00Transformer\uff0c\u6211\u4eec\u53ef\u4ee5\u53d1\u73b0\u7f16\u7801\u90e8\u5206\u548c\u89e3\u7801\u90e8\u5206\uff0c\u4ee5\u53ca\u4ed6\u4eec\u4e2d\u95f4\u7684\u4e00\u4e2a\u8fde\u63a5\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/The_transformer_encoders_decoders.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u7f16\u7801\u90e8\u5206\u662f\u7531\u4e00\u5806\u7f16\u7801\u5668\u7ec4\u6210\u7684\uff08\u8bba\u6587\u4e2d\u75316\u4e2a\u7f16\u7801\u5668\u7ec4\u6210\uff0c6\u5e76\u4e0d\u662f\u4ec0\u4e48\u795e\u5947\u7684\u6570\u5b57\uff0c\u4f60\u53ef\u4ee5\u5c1d\u8bd5\u522b\u7684\u6570\u5b57\uff09\u3002\u89e3\u7801\u5668\u5927\u5c0f\u76f8\u540c\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/The_transformer_encoder_decoder_stack.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u6240\u6709\u7684\u7f16\u7801\u5668\u5728\u7ed3\u6784\u4e0a\u90fd\u662f\u76f8\u540c\u7684\uff08\u4f46\u662f\u5e76\u4e0d\u5171\u4eab\u6743\u91cd\uff09\uff0c\u6bcf\u4e00\u5c42\u90fd\u6709\u4e24\u4e2a\u5b50\u5c42\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/Transformer_encoder.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u8f93\u5165\u6570\u636e\u9996\u5148\u901a\u8fc7\u4e00\u4e2a\u81ea\u6ce8\u610f\u529b\u5c42\u2014\u2014\u8fd9\u5c42\u80fd\u591f\u5e2e\u52a9\u7f16\u7801\u5668\u5728\u5bf9\u7279\u5b9a\u5355\u8bcd\u7f16\u7801\u5668\u65f6\u67e5\u770b\u8f93\u5165\u53e5\u5b50\u4e2d\u7684\u5176\u4ed6\u5355\u8bcd\u3002\u6211\u4eec\u5c06\u7a0d\u540e\u5728\u6587\u7ae0\u4e2d\u4ecb\u7ecd\u81ea\u6ce8\u610f\u529b\u3002<\/p>\n\n\n<p>\u81ea\u6ce8\u610f\u529b\u5c42\u7684\u8f93\u51fa\u88ab\u9001\u5165\u4e00\u4e2a\u524d\u9988\u795e\u7ecf\u7f51\u7edc\u4e2d\u3002\u5728\u6bcf\u4e00\u4e2a\u5730\u65b9\u5b8c\u5168\u76f8\u540c\u4e14\u72ec\u7acb\u7684\u4f7f\u7528\u8fd9\u4e2a\u524d\u9988\u795e\u7ecf\u7f51\u7edc\u3002<\/p>\n\n\n<p>\u89e3\u7801\u5668\u4e5f\u6709\u8fd9\u4e24\u5c42\uff0c\u4f46\u662f\u5728\u6ce8\u610f\u529b\u5c42\u548c\u524d\u5411\u4f20\u64ad\u5c42\u4e2d\u591a\u4e86\u4e00\u4e2a\u6ce8\u610f\u529b\u5c42\u3002\u8fd9\u5c42\u53ef\u4ee5\u5e2e\u52a9\u89e3\u7801\u5668\u5173\u6ce8\u8f93\u5165\u53e5\u5b50\u4e2d\u7684\u6bcf\u4e00\u4e2a\u76f8\u5173\u90e8\u5206\uff08\u548c<a href=\"http:\/\/www.sniper97.cn\/index.php\/note\/deep-learning\/3487\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"seq2seq\u7684\u6ce8\u610f\u529b\uff08\u5728\u65b0\u7a97\u53e3\u6253\u5f00\uff09\">seq2seq\u7684\u6ce8\u610f\u529b<\/a>\u5f88\u50cf\u3002\uff09<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/Transformer_decoder.png\" alt=\"\"\/><\/figure>\n\n\n<h2 class=\"wp-block-heading\">\u6211\u4eec\u628a\u5f20\u91cf\u4ee3\u5165\u5e26\u56fe\u4e2d<\/h2>\n\n\n<p>\u73b0\u5728\uff0c\u6211\u4eec\u5df2\u7ecf\u770b\u5230\u4e86\u6a21\u578b\u7684\u4e3b\u8981\u7ec4\u6210\u90e8\u5206\uff0c\u8ba9\u6211\u4eec\u770b\u770b\u5404\u79cd\u5411\u91cf\uff08\u5f20\u91cf\uff09\u4ee5\u53ca\u4ed6\u4eec\u662f\u5982\u4f55\u5728\u5404\u4e2a\u7ec4\u4ef6\u4e4b\u95f4\u6d41\u52a8\u7684\uff0c\u4ece\u800c\u5c06\u8f93\u5165\u8f6c\u6362\u4e3a\u8f93\u51fa\u3002<\/p>\n\n\n<p>\u4e0eNLP\u7684\u4e00\u822c\u6d41\u7a0b\u4e00\u6837\uff0c\u6211\u4eec\u9996\u5148\u4f7f\u7528\u8bcd\u5d4c\u5165\u5c06\u6bcf\u4e2a\u8f93\u5165\u5b57\u8f6c\u6362\u6210\u4e00\u4e2a\u5411\u91cf\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/embeddings.png\" alt=\"\"\/><figcaption>\u6bcf\u4e00\u4e2a\u5355\u8bcd\u90fd\u4f7f\u7528\u4e00\u4e2a512\u7ef4\u7684\u8bcd\u5411\u91cf\u3002\u6211\u4eec\u5c06\u8bcd\u5411\u91cf\u7b80\u5355\u8868\u793a\u4e3a\u4e0a\u56fe\u3002<\/figcaption><\/figure>\n\n\n<p>\u8bcd\u5d4c\u5165\u53ea\u53d1\u751f\u5728\u7f16\u7801\u5668\u7684\u6700\u5e95\u5c42\u3002\u6240\u6709\u7f16\u7801\u5668\u90fd\u8f93\u5165\u4e00\u4e2a\u5927\u5c0f\u4e3a512\u7684\u5411\u91cf\uff08\u6700\u5e95\u5c42\u4e3a\u8bcd\u5411\u91cf\uff0c\u800c\u5176\u5b83\u5c42\u662f\u524d\u4e00\u5c42\u7684\u8f93\u51fa\uff09\u3002\u8fd9\u4e2a\u5c3a\u5bf8\u7684\u5927\u5c0f\u662f\u4e00\u4e2a\u6211\u4eec\u53ef\u4ee5\u8c03\u6574\u7684\u8d85\u53c2\u2014\u2014\u57fa\u672c\u4e0a\u8fd9\u662f\u6211\u4eec\u8bad\u7ec3\u96c6\u4e2d\u6700\u957f\u7684\u53e5\u5b50\u957f\u5ea6\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/encoder_with_tensors.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u770b\u5230Transformer\u5173\u952e\u7684\u5730\u65b9\uff0c\u5373\u6bcf\u4e2a\u5411\u91cf\u5728\u89e3\u7801\u5668\u4e0a\u7684\u6d41\u52a8\u7684\u8def\u5f84\u3002\u5728\u81ea\u6ce8\u610f\u529b\u5c42\u4e2d\uff0c\u8fd9\u4e9b\u8def\u5f84\u4e4b\u95f4\u5b58\u5728\u4f9d\u8d56\u5173\u7cfb\uff08\u6ce8\uff1a\u5c31\u662f\u5b83\u4eec\u8981\u4e92\u76f8\u201c\u67e5\u770b\u201d\u6765\u5b8c\u6210\u6ce8\u610f\u529b\uff09\u3002\u7136\u800c\uff0c\u524d\u9988\u5c42\u6ca1\u6709\u8fd9\u4e9b\u4f9d\u8d56\u9879\uff0c\u56e0\u6b64\u5404\u79cd\u8def\u5f84\u53ef\u4ee5\u5728\u6d41\u7ecf\u524d\u9988\u5c42\u65f6\u5e76\u884c\u3002<\/p>\n\n\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u628a\u8fd9\u4e2a\u4f8b\u5b50\u8f6c\u6362\u6210\u4e00\u4e2a\u66f4\u77ed\u7684\u53e5\u5b50\uff0c\u6211\u4eec\u770b\u4e00\u770b\u5728\u7f16\u7801\u5668\u7684\u6bcf\u4e2a\u5b50\u5c42\u4e2d\u53d1\u751f\u4e86\u4ec0\u4e48\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u73b0\u5728\u6211\u4eec\u8fdb\u884c\u7f16\u7801<\/h2>\n\n\n<p>\u6b63\u5982\u6211\u4eec\u5df2\u7ecf\u63d0\u5230\u7684\uff0c\u7f16\u7801\u5668\u63a5\u53d7\u4e00\u7cfb\u5217\u7684\u5411\u91cf\u4f5c\u4e3a\u8f93\u5165\u3002\u4ed6\u901a\u8fc7\u5c06\u8fd9\u4e9b\u5411\u91cf\u4f20\u9012\u5230\u4e00\u4e2a\u81ea\u6ce8\u610f\u529b\u5c42\u6765\u5904\u7406\u8fd9\u4e2a\u5217\u8868\uff0c\u7136\u540e\u4f20\u9012\u5230\u4e00\u4e2a\u524d\u9988\u795e\u7ecf\u7f51\u7edc\u4e2d\uff0c\u7136\u540e\u8f93\u51fa\u4f5c\u4e3a\u4e0b\u4e00\u4e2a\u7f16\u7801\u5668\u7684\u8f93\u5165\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/encoder_with_tensors_2.png\" alt=\"\"\/><figcaption>\u6bcf\u4e2a\u4f4d\u7f6e\u7684\u5355\u8bcd\u90fd\u7ecf\u8fc7\u4e00\u4e2a\u81ea\u6ce8\u610f\u529b\u8fc7\u7a0b\u3002\u7136\u540e\u5404\u81ea\u901a\u8fc7\u4e00\u4e2a \u5b8c\u5168\u76f8\u540c\u7684\u524d\u9988\u7f51\u7edc\u3002<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\">\u9ad8\u5c42\u6b21\u7684\u81ea\u6ce8\u610f\u529b<\/h2>\n\n\n<p>\u4e0d\u8981\u88ab\u6211\u8bf4\u7684\u201c\u81ea\u6ce8\u610f\u529b\u201d\u8fd9\u4e2a\u8bcd\u8ff7\u60d1\u4e86\uff0c\u5c31\u597d\u50cf\u8fd9\u662f\u4e00\u4e2a\u6bcf\u4e2a\u4eba\u90fd\u5e94\u8be5\u77e5\u9053\u7684\u6982\u5ff5\u3002\u6211\u672c\u4eba\u5728\u8bfbAttention is all you need\u8fd9\u7bc7\u8bba\u6587\u4e4b\u524d\u4ece\u6ca1\u542c\u8bf4\u8fc7\u6ce8\u610f\u529b\u3002\u8ba9\u6211\u4eec\u770b\u770b\u4ed6\u5230\u5e95\u662f\u600e\u4e48\u5de5\u4f5c\u7684\u3002<\/p>\n\n\n<p>\u5047\u8bbe\u4e0b\u9762\u7684\u53e5\u5b50\u662f\u6211\u4eec\u8981\u7ffb\u8bd1\u7684\u53e5\u5b50\uff1a<\/p>\n\n\n<p> \u201d<code>The animal didn't cross the street because it was too tired<\/code>\u201d <\/p>\n\n\n<p>\u8fd9\u4e2a\u53e5\u5b50\u7684it\u6307\u7684\u662f\u4ec0\u4e48\uff1f\u662f\u6307\u8857\u9053\u8fd8\u662f\u52a8\u7269\uff1f\u8fd9\u5bf9\u4e8e\u4eba\u7c7b\u6765\u8bf4\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u95ee\u9898\uff0c\u4f46\u662f\u5bf9\u4e8e\u7b97\u6cd5\u6765\u8bf4\u5374\u5e76\u4e0d\u7b80\u5355\u3002<\/p>\n\n\n<p>\u5f53\u6a21\u578b\u5728\u5904\u7406it\u65f6\uff0c\u81ea\u6ce8\u610f\u529b\u8ba9it\u548canimal\u8054\u7cfb\u8d77\u6765\u3002<\/p>\n\n\n<p>\u5f53\u6a21\u578b\u5904\u7406\u6bcf\u4e2a\u5355\u8bcd\uff08\u8f93\u5165\u5e8f\u5217\u4e2d\u7684\u6bcf\u4e2a\u4f4d\u7f6e\uff09\u65f6\uff0c\u81ea\u6ce8\u610f\u529b\u80fd\u591f\u5173\u6ce8\u8f93\u5165\u53e5\u5b50\u4e2d\u7684\u5176\u4ed6\u4f4d\u7f6e\uff0c\u8fd9\u80fd\u591f\u4ea7\u751f\u5bf9\u8fd9\u4e2a\u5355\u8bcd\u8fdb\u884c\u66f4\u597d\u7684\u7f16\u7801\u3002<\/p>\n\n\n<p>\u5982\u679c\u4f60\u5bf9RNNs\u5f88\u719f\u6089\uff0c\u601d\u8003\u600e\u6837\u7ef4\u62a4\u4e00\u4e2a\u9690\u85cf\u72b6\u6001\u6765\u5141\u8bb8RNN\u5c06\u5b83\u5904\u7406\u8fc7\u7684\u5148\u524d\u5355\u8bcd\uff08 \u5411\u91cf \uff09\u4e0e\u5b83\u6b63\u5728\u5904\u7406\u7684\u5355\u8bcd\uff08\u5411\u91cf\uff09\u7ed3\u5408\u8d77\u6765\u3002\u81ea\u6ce8\u610f\u529bTransformer\u4f7f\u7528\u7684\u65b9\u6cd5\uff0c\u4f7f\u80fd\u66f4\u597d\u7684\u7406\u89e3\u5f53\u524d\u5904\u7406\u7684\u8bcd\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_self-attention_visualization.png\" alt=\"\"\/><figcaption>\u5f53\u6211\u4eec\u5728\u7b2c\u4e94\u5c42\uff08\u4e5f\u5c31\u662f\u7f16\u7801\u5668\u7684\u6700\u9876\u7aef\uff09\u5904\u7406\u5355\u8bcd\u2018it\u2019\u65f6\uff0c\u6ce8\u610f\u529b\u673a\u5236\u7684\u4e00\u90e8\u5206\u96c6\u4e2d\u5728\u2018animal\u2019\u4e0a\uff0c\u5e76\u5c06\u5b83\u7684\u4e00\u90e8\u5206\u8868\u73b0\uff08\u901a\u8fc7\u6743\u91cd\uff09\u7f16\u5165it\u7684\u8868\u793a\u4e2d\u3002<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\">\u81ea\u6ce8\u610f\u529b\u7684\u7ec6\u8282<\/h2>\n\n\n<p>\u8ba9\u6211\u4eec\u5148\u770b\u4e00\u770b\u5982\u4f55\u4f7f\u7528\u5f20\u91cf\u6765\u8ba1\u7b97\u81ea\u6ce8\u610f\u529b\uff0c\u7136\u540e\u518d\u6765\u770b\u4e00\u770b\u5982\u4f55\u5b9e\u73b0\u2014\u2014\u4f7f\u7528\u77e9\u9635\u3002<\/p>\n\n\n<p>\u81ea\u6ce8\u610f\u529b\u7684\u7b2c\u4e00\u6b65\u662f\u4ece\u6bcf\u4e2a\u7f16\u7801\u5668\u7684\u8f93\u5165\u521b\u5efa\u4e09\u4e2a\u5411\u91cf\uff08\u5728\u672c\u4f8b\u4e2d\u662f\u6bcf\u4e2a\u5355\u8bcd\u7684\u5d4c\u5165\uff09\u3002\u56e0\u6b64\u5bf9\u4e8e\u6bcf\u4e2a\u5355\u8bcd\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u67e5\u8be2\u5411\u91cf\uff08Query,Q\uff09\u3001\u5173\u952e\u5b57\u5411\u91cf\uff08Key,K\uff09\u3001\u548c\u4e00\u4e2a\u503c\u5411\u91cf\uff08Value\uff0cV\uff09\u3002\u8fd9\u4e9b\u5411\u91cf\u662f\u901a\u8fc7\u5c06\u5d4c\u5165\u548c\u6211\u4eec\u5728\u8bad\u7ec3\u9636\u6bb5\u83b7\u5f97\u7684\u4e09\u4e2a\u77e9\u9635\u76f8\u4e58\u5f97\u5230\u7684\u3002<\/p>\n\n\n<p>\u4e3b\u4e49\uff0c\u8fd9\u4e9b\u65b0\u7684\u5411\u91cf\u6bd4\u5d4c\u5165\u5411\u91cf\u7684\u7ef4\u5ea6\u8981\u8981\u5c0f\u3002\u4ed6\u4eec\u7684\u7ef4\u5ea6\u662f64\uff0c\u800c\u8f93\u5165\u7684\u5d4c\u5165\u5411\u91cf\u4e3a512\u7ef4\u3002\u4ed6\u4eec\u5e76\u4e0d\u662f\u5fc5\u987b\u53d8\u5c0f\uff0c\u8fd9\u53ea\u662f\u4e00\u79cd\uff08\u5927\u90e8\u5206\uff09\u591a\u5934\u6ce8\u610f\u529b\u7684\u4e00\u79cd\u7ed3\u6784\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_self_attention_vectors.png\" alt=\"\"\/><figcaption>x1\u4e58\u4ee5WQ\u5f97\u5230q1\uff0c\u5373\u4e0e\u8be5\u5355\u8bcd\u76f8\u5173\u7684\u201cquery\u201d\u5411\u91cf\u3002<\/figcaption><\/figure>\n\n\n<p><strong>\u4ec0\u4e48\u662f\u2018query\u2019\u3001\u2018key\u2019\u3001\u2018value\u2019\u5411\u91cf\uff1f<\/strong><\/p>\n\n\n<p>\u4ed6\u4eec\u662f\u6ce8\u610f\u529b\u8fdb\u884c\u8ba1\u7b97\u548c\u601d\u8003\u7684\u4e00\u4e2a\u62bd\u8c61\u6982\u5ff5\u3002\u4e00\u65e6\u4f60\u5f00\u59cb\u9605\u8bfb\u4e0b\u9762\u5173\u4e8e\u5982\u4f55\u8ba1\u7b97\u6ce8\u610f\u529b\u7684\u90e8\u5206\uff0c\u4f60\u5c06\u77e5\u9053\u8fd9\u4e9b\u5411\u91cf\u662f\u5982\u4f55\u5de5\u4f5c\u7684\u3002<\/p>\n\n\n<p>\u81ea\u6ce8\u610f\u529b\u7684\u7b2c\u4e8c\u6b65\u662f\u8ba1\u7b97\u4e00\u4e2a\u5206\u6570\u3002\u5047\u8bbe\u6211\u4eec\u6b63\u5728\u8ba1\u7b97\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\u7b2c\u4e00\u4e2a\u5355\u8bcd\u2018thinking\u2019\u7684\u81ea\u6ce8\u610f\u529b\uff0c\u6211\u4eec\u9700\u8981\u7ed9\u8f93\u5165\u53e5\u5b50\u4e2d\u7684\u6ca1\u4e00\u4e2a\u5355\u8bcd\u6253\u5206\u3002\u5f53\u6211\u4eec\u5728\u67d0\u4e2a\u4f4d\u7f6e\u5bf9\u5355\u8bcd\u8fdb\u884c\u7f16\u7801\u65f6\uff0c\u5206\u6570\u51b3\u5b9a\u4e86\u6211\u4eec\u5bf9\u8f93\u5165\u8bed\u53e5\u7684\u5176\u5b83\u90e8\u5206\u7684\u5173\u6ce8\u7a0b\u5ea6\u3002<\/p>\n\n\n<p>\u5206\u6570\u662f\u901a\u8fc7query\u5411\u91cf\u548ckey\u5411\u91cf\u70b9\u79ef\u8ba1\u7b97\u51fa\u6765\u7684\u3002\u56e0\u6b64\u5982\u679c\u6211\u4eec\u5728\u7b2c\u4e00\u5c42\u8fdb\u884c\u81ea\u6ce8\u610f\u529b\uff0c\u7b2c\u4e00\u4e2a\u5206\u6570\u5c06\u662fq1\u548ck1\u7684\u70b9\u4e58\u3002\u7b2c\u4e8c\u4e2a\u5206\u6570\u5c06\u662fq1\u548ck2\u7684\u70b9\u4e58\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_self_attention_score.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u7b2c\u4e09\u6b65\u548c\u7b2c\u56db\u6b65\u662f\u5c06\u5206\u6570\u9664\u4ee58\uff08\u8bba\u6587\u9ed8\u8ba4\u662f8\uff0c\u56e0\u4e3a\u662f\u5411\u91cf\u7ef4\u5ea664\u7684\u5f00\u6839\u53f7\uff0c\u8fd9\u4f1a\u4f7f\u5f97\u68af\u5ea6\u66f4\u52a0\u7a33\u5b9a\uff09\uff0c\u7136\u540e\u5c06\u7ed3\u679c\u8fdb\u884csoftmax\u64cd\u4f5c\u3002softmax\u64cd\u4f5c\u5c06\u5404\u4e2a\u70b9\u7684\u5206\u6570\u548c\u53d8\u62101\uff08\u5c31\u662f\u53d8\u6210\u6982\u7387\uff09\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/self-attention_softmax.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u8fd9\u4e2asoftmax\u5206\u6570\u51b3\u5b9a\u4e86\u6bcf\u4e2a\u5355\u8bcd\u5728\u8fd9\u4e2a\u4f4d\u7f6e\u7684\u8868\u8fbe\u91cf\uff08\u6743\u91cd\uff09\u3002\u5f88\u660e\u663e\uff0c\u8fd9\u4e2a\u4f4d\u7f6e\u7684\u5355\u8bcd\u7684\u5206\u6570\u4f1a\u6700\u9ad8\uff0c\u4f46\u662f\u8fd9\u5728\u89c2\u5bdf\u5f53\u524d\u5355\u8bcd\u548c\u5176\u4ed6\u5355\u8bcd\u5173\u7cfb\u65f6\u53ef\u80fd\u5f88\u6709\u7528\u3002<\/p>\n\n\n<p>\u7b2c\u4e94\u6b65\u662f\u5c06\u6bcf\u4e2avalue\u5411\u91cf\u4e58\u4ee5softmax\u5f97\u5206\uff08\u7136\u540e\u6c42\u548c\uff09\u3002\u8fd9\u91cc\u7684\u76f4\u89c9\u662f\u4fdd\u6301\u6211\u4eec\u60f3\u8981\u5173\u6ce8\u7684\u5355\u8bcd\u503c\uff0c\u800c\u4e0d\u5728\u5173\u6ce8\u90a3\u4e9b\u6211\u4eec\u4e0d\u60f3\u8981\u7684\u8bcd\uff08\u901a\u8fc7\u6210\u8bed\u50cf0.001\u8fd9\u7c7b\u7684\u6570\u5b57\uff09<\/p>\n\n\n<p>\u7b2c\u516d\u6b65\u662f\u5bf9\u52a0\u6743\u540e\u7684value\u5411\u91cf\u6c42\u548c\u3002\u8fd9\u5c06\u4f1a\u5728\u8fd9\u4e2a\u4f4d\u7f6e\u4ea7\u751f\u81ea\u6ce8\u610f\u529b\u5c42\u7684\u8f93\u51fa\uff08\u5bf9\u4e8e\u7b2c\u4e00\u4e2a\u5355\u8bcd\uff09<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/self-attention-output.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u8fd9\u5c31\u662f\u81ea\u6ce8\u610f\u529b\u7684\u7ed3\u679c\u3002\u6211\u4eec\u53ef\u4ee5\u5c06\u8f93\u51fa\u5411\u91cf\u9001\u5230\u524d\u9988\u795e\u7ecf\u7f51\u7edc\u3002\u7136\u800c\uff0c\u5728\u5b9e\u9645\u8fd0\u884c\u4e2d\uff0c\u8fd9\u79cd\u8ba1\u7b97\u662f\u4ee5\u77e9\u9635\u5f62\u5f0f\u8fdb\u884c\u7684\uff0c\u8fd9\u6837\u4f1a\u66f4\u5feb\u7684\u8fdb\u884c\u8ba1\u7b97\u3002\u73b0\u5728\u6211\u4eec\u518d\u6765\u770b\u770b\u77e9\u9635\u5f62\u5f0f\u7684\u8ba1\u7b97\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/self-attention-matrix-calculation.png\" alt=\"\"\/><figcaption>X<br \/>X\u77e9\u9635\u4e2d\u7684\u6bcf\u4e00\u884c\u5bf9\u5e94\u4e8e\u8f93\u5165\u53e5\u5b50\u7684\u4e00\u4e2a\u5355\u8bcd\u3002\uff08\u5b9e\u9645\u4e0a\u5d4c\u5165\u5411\u91cf512\u7ef4\uff0c\u56fe\u4e0a4\u7ef4\uff0c\u8f93\u51fa\u5411\u91cf\uff08q\u3001k\u3001v\uff0964\u7ef4\uff0c\u56fe\u4e0a3\u7ef4\uff09<\/figcaption><\/figure>\n\n\n<p>\u6700\u540e\uff0c\u7531\u4e8e\u6211\u4eec\u5904\u7406\u7684\u662f\u77e9\u9635\uff0c\u6211\u4eec\u53ef\u4ee5\u5c062~6\u6b65\u538b\u7f29\u6210\u4e00\u4e2a\u516c\u5f0f\u6765\u8ba1\u7b97\u8f93\u51fa\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/self-attention-matrix-calculation-2.png\" alt=\"\"\/><\/figure>\n\n\n<h2 class=\"wp-block-heading\">\u591a\u5934\u7684\u91ce\u517d<\/h2>\n\n\n<p>\u672c\u6587\u8fdb\u4e00\u6b65\u7ec6\u5316\u4e86\u81ea\u6ce8\u610f\u529b\u5c42\uff0c\u589e\u52a0\u4e86\u4e00\u4e2a\u591a\u5934\u6ce8\u610f\u529b\u673a\u5236\u3002\u8fd9\u5728\u4e24\u4e2a\u65b9\u9762\u63d0\u9ad8\u4e86\u6ce8\u610f\u529b\u673a\u5236\u7684\u8868\u73b0\uff1a<\/p>\n\n\n<p>1.\u5b83\u6269\u5c55\u4e86\u6a21\u578b\u5173\u6ce8\u4e0d\u540c\u4f4d\u7f6e\u7684\u80fd\u529b\u3002\u5c31\u50cf\u4e0a\u9762\u4e3e\u7684\u4f8b\u5b50\uff0cz1\u5305\u542b\u4e86\u4e00\u4e9b\u5176\u4ed6\u5730\u65b9\u7684\u7f16\u7801\u3002\u4f46\u662f\u5b83\u4ecd\u7136\u53ef\u4ee5\u7531\u5355\u8bcd\u672c\u8eab\u51b3\u5b9a\u3002\u6bd4\u5982\u6211\u4eec\u7ffb\u8bd1\u4e00\u4e2a\u53e5\u5b50\u201c The animal didn\u2019t cross the street because it was too tired \u201d\u6211\u4eec\u5c06\u4f1a\u77e5\u9053it\u6307\u4ee3\u7684\u662f\u4ec0\u4e48\u3002<\/p>\n\n\n<p>2.\u5b83\u4e3a\u6ce8\u610f\u529b\u5c42\u63d0\u4f9b\u4e86\u201c\u8868\u793a\u5b50\u7a7a\u95f4\uff08representaion subspaces\uff09\u201d\u3002\u5c31\u50cf\u4e0b\u9762\u6211\u4eec\u5373\u5c06\u770b\u5230\u7684\uff0c\u4f7f\u7528\u591a\u5934\u6ce8\u610f\u529b\u673a\u5236\u4f1a\u6709\u591a\u4e2aQuery\u3001Key\u3001Value\u6743\u91cd\u77e9\u9635\u3002\uff08Transformer\u4f7f\u7528\u4e868\u5934\u6ce8\u610f\u529b\u673a\u5236\uff09\u3002\u6bcf\u4e00\u4e2a\u77e9\u9635\u90fd\u662f\u968f\u673a\u521d\u59cb\u5316\u7684\u3002\u7136\u540e\uff0c\u5728\u8bad\u7ec3\u4e4b\u540e\uff0c\u6bcf\u4e00\u4e2a\u96c6\u5408\uff08Q\u3001K\u3001V\uff09\u5c06\u88ab\u7528\u6765\u8fdb\u884c\u8f93\u5165\u5d4c\u5165\u5230\u4e0d\u540c\u7684\u8868\u793a\u5b50\u7a7a\u95f4\u4e2d\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_attention_heads_qkv.png\" alt=\"\"\/><figcaption>\u5bf9\u4e8e\u591a\u5934\u6ce8\u610f\u529b\uff0c\u6211\u4eec\u4e3a\u6bcf\u4e2a\u5934\u90fd\u8bbe\u7f6e\u72ec\u7acb\u7684Q\u3001K\u3001V\u6743\u91cd\u77e9\u9635\uff0c\u4ece\u800c\u4ea7\u751f\u4e0d\u540c\u7684Q\u3001K\u3001V\u77e9\u9635\u3002\u548c\u4e4b\u524d\u4e00\u6837\uff0c\u6211\u4eec\u4f7f\u7528WQ\u3001WK\u548cWV\u5206\u522b\u548cQ\u3001K\u3001V\u76f8\u4e58\u3002<\/figcaption><\/figure>\n\n\n<p>\u5982\u679c\u6211\u4eec\u505a\u540c\u6837\u7684\u81ea\u6ce8\u610f\u529b\u8ba1\u7b97\uff0c\u53ea\u662f\u4f7f\u7528\u4e0d\u540c\u7684\u6743\u91cd\u77e9\u9635\u505a8\u6b21\uff0c\u90a3\u4e48\u6211\u4eec\u6700\u7ec8\u4f1a\u5f97\u52308\u4e2a\u4e0d\u540c\u7684\u6743\u91cd\u77e9\u9635Z\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_attention_heads_z.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u8fd9\u7ed9\u6211\u4eec\u5e26\u6765\u4e86\u4e00\u4e9b\u6311\u6218\u3002\u524d\u5411\u4f20\u64ad\u5c42\u5e76\u4e0d\u9700\u89818\u4e2a\u77e9\u9635\u2014\u2014\u5b83\u53ea\u9700\u8981\u4e00\u4e2a\u77e9\u9635\uff08\u6bcf\u4e2a\u5355\u8bcd\u5bf9\u5e94\u4e00\u4e2a\u5411\u91cf\uff09\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u4e00\u79cd\u65b9\u6cd5\u628a\u8fd98\u4e2a\u77e9\u9635\u538b\u7f29\u6210\u4e00\u4e2a\u77e9\u9635\u3002<\/p>\n\n\n<p>\u6211\u4eec\u600e\u4e48\u505a\u5462\uff1f\u6211\u4eec\u5c068\u4e2a\u77e9\u9635\u653e\u5230\u4e00\u8d77\uff0c\u7136\u540e\u4f7f\u7528\u53e6\u4e00\u4e2a\u77e9\u9635\u505a\u77e9\u9635\u4e58\u6cd5\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_attention_heads_weight_matrix_o.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u8fd9\u5c31\u662f\u591a\u5934\u6ce8\u610f\u529b\u673a\u5236\u3002\u786e\u5b9e\u6709\u5f88\u591a\u77e9\u9635\u3002\u8ba9\u6211\u4eec\u8bd5\u7740\u628a\u4ed6\u4eec\u90fd\u653e\u5728\u4e00\u4e2a\u53ef\u89c6\u5316\u73af\u5883\u4e2d\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_multi-headed_self-attention-recap.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u73b0\u5728\u6211\u4eec\u5df2\u7ecf\u63a5\u89e6\u5230\u4e86\u6ce8\u610f\u529b\u5934\uff0c\u8ba9\u6211\u4eec\u91cd\u65b0\u601d\u8003\u524d\u9762\u7684\u4f8b\u5b50\uff0c\u5f53\u6211\u4eec\u5bf9it\u8fdb\u884c\u7f16\u7801\u65f6\uff0c\u4e0d\u540c\u7684\u6ce8\u610f\u529b\u5934\u5728\u5173\u6ce8\u4ec0\u4e48\uff1f<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_self-attention_visualization_2.png\" alt=\"\"\/><figcaption>\u5f53\u6211\u4eec\u5bf9it\u8fdb\u884c\u7f16\u7801\u65f6\uff0c\u4e00\u4e2a\u6ce8\u610f\u529b\u5728\u2018animal\u2019\u4e0a\uff0c\u4e00\u4e2a\u6ce8\u610f\u529b\u5728\u2018tired\u2019\u4e0a\u2014\u2014\u4ece\u67d0\u79cd\u610f\u4e49\u4e0a\u6765\u8bf4\uff0c\u6a21\u578b\u5bf9it\u7684\u8868\u793a\u540c\u65f6\u5305\u542b\u4e86animal\u548ctired\u3002<\/figcaption><\/figure>\n\n\n<p>\u5982\u679c\u6211\u4eec\u5c06\u6240\u6709\u76848\u4e2a\u5934\u90fd\u653e\u5728\u4e00\u8d77\u8868\u793a\uff1a<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_self-attention_visualization_3.png\" alt=\"\"\/><\/figure>\n\n\n<h2 class=\"wp-block-heading\">\u4f7f\u7528\u4f4d\u7f6e\u7f16\u7801\u6765\u8868\u793a\u5e8f\u5217\u7684\u987a\u5e8f<\/h2>\n\n\n<p>\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u6211\u4eec\u6240\u63cf\u8ff0\u7684\u6a21\u578b\u4e2d\u7f3a\u5c11\u7684\u4e00\u4ef6\u4e8b\u662f\u89e3\u91ca\u8f93\u5165\u5e8f\u5217\u4e2d\u5355\u8bcd\u987a\u5e8f\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0cTransformer\u5411\u6bcf\u4e2a\u8bcd\u5d4c\u5165\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u5411\u91cf\u3002\u8fd9\u4e9b\u5411\u91cf\u53ef\u4ee5\u88ab\u5b66\u4e60\u51fa\u6765\uff0c\u5e76\u4e14\u8fd9\u4e2a\u5411\u91cf\u6709\u52a9\u4e8e\u786e\u5b9a\u6bcf\u4e2a\u5355\u8bcd\u7684\u4f4d\u7f6e\u6216\u8005\u4e0d\u540c\u5355\u8bcd\u5728\u53e5\u5b50\u4e2d\u7684\u95f4\u9694\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_positional_encoding_vectors.png\" alt=\"\"\/><figcaption>\u4e3a\u4e86\u8ba9\u6a21\u578b\u66f4\u52a0\u4e86\u89e3\u5355\u8bcd\u987a\u5e8f\uff0c\u6211\u4eec\u6dfb\u52a0\u4f4d\u7f6e\u7f16\u7801\u3002<\/figcaption><\/figure>\n\n\n<p>\u6211\u4eec\u5047\u8bbe\u5d4c\u5165\u7684\u7ef4\u5ea6\u662f4\uff0c\u90a3\u4e48\u662f\u5b9e\u9645\u4e0a\u7684\u7f16\u7801\u8fc7\u7a0b\u662f\u8fd9\u6837\u7684\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_positional_encoding_example.png\" alt=\"\"\/><\/figure>\n\n\n<p><strong>\u8fd9\u4e2a\u6a21\u578b\u53ef\u80fd\u662f\u4ec0\u4e48\u6837\u7684\uff1f<\/strong><\/p>\n\n\n<p>\u5728\u4e0b\u9762\u7684\u56fe\u4e2d\uff0c\u6bcf\u4e00\u884c\u5bf9\u5e94\u4e00\u4e2a\u5411\u91cf\u7684\u4f4d\u7f6e\u7f16\u7801\uff0c\u6240\u4ee5\u7b2c\u4e00\u884c\u5c31\u662f\u6211\u4eec\u5728\u8f93\u5165\u5e8f\u5217\u4e2d\u5d4c\u5165\u7b2c\u4e00\u4e2a\u5355\u8bcd\u65f6\u6dfb\u52a0\u7684\u5411\u91cf\u3002\u6bcf\u4e00\u884c\u5305\u62ec512\u4e2a\u503c\uff0c\u6bcf\u4e2a\u503c\u4ecb\u4e8e1\u548c-1\u4e4b\u95f4\u3002\u6211\u4eec\u7528\u4e0d\u540c\u7684\u989c\u8272\u6765\u8868\u793a\u4ed6\u4eec\uff0c\u8fd9\u6837\u6211\u4eec\u5c31\u53ef\u4ee5\u53ef\u89c6\u5316\u4e86\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_positional_encoding_large_example.png\" alt=\"\"\/><figcaption>\u4e00\u4e2a\u771f\u5b9e\u7684\u4f4d\u7f6e\u7f16\u7801\u5b9e\u4f8b\uff0c\u5305\u62ec20\u4e2a\u8bcd\u548c512\u7ef4\u7684\u5d4c\u5165\u5927\u5c0f\u3002\u4f60\u53ef\u4ee5\u770b\u5230\u4ed6\u4ece\u4e2d\u95f4\u88ab\u4e00\u5206\u4e3a\u4e8c\u3002\u8fd9\u662f\u56e0\u4e3a\u5de6\u8fb9\u662f\u4f7f\u7528sin\u51fd\u6570\u751f\u6210\uff0c\u800c\u53f3\u8fb9\u4f7f\u7528cos\u51fd\u6570\u751f\u6210\u3002\u7136\u540e\u5c06\u4ed6\u4eec\u8fde\u63a5\u8d77\u6765\uff0c\u751f\u6210\u6bcf\u4e2a\u4f4d\u7f6e\u7684\u7f16\u7801\u5411\u91cf\u3002<\/figcaption><\/figure>\n\n\n<p>\u4e00\u4e2a\u751f\u6210\u4f4d\u7f6e\u7f16\u7801\u7684\u65b9\u6cd5\uff1a<\/p>\n\n\n<pre class=\"wp-block-code\"><code>def get_timing_signal_1d(length,\n                         channels,\n                         min_timescale=1.0,\n                         max_timescale=1.0e4,\n                         start_index=0):\n  \"\"\"Gets a bunch of sinusoids of different frequencies.\n  Each channel of the input Tensor is incremented by a sinusoid of a different\n  frequency and phase.\n  This allows attention to learn to use absolute and relative positions.\n  Timing signals should be added to some precursors of both the query and the\n  memory inputs to attention.\n  The use of relative position is possible because sin(x+y) and cos(x+y) can be\n  expressed in terms of y, sin(x) and cos(x).\n  In particular, we use a geometric sequence of timescales starting with\n  min_timescale and ending with max_timescale.  The number of different\n  timescales is equal to channels \/ 2. For each timescale, we\n  generate the two sinusoidal signals sin(timestep\/timescale) and\n  cos(timestep\/timescale).  All of these sinusoids are concatenated in\n  the channels dimension.\n  Args:\n    length: scalar, length of timing signal sequence.\n    channels: scalar, size of timing embeddings to create. The number of\n        different timescales is equal to channels \/ 2.\n    min_timescale: a float\n    max_timescale: a float\n    start_index: index of first position\n  Returns:\n    a Tensor of timing signals [1, length, channels]\n  \"\"\"\n  position = tf.to_float(tf.range(length) + start_index)\n  num_timescales = channels \/\/ 2\n  log_timescale_increment = (\n      math.log(float(max_timescale) \/ float(min_timescale)) \/\n      (tf.to_float(num_timescales) - 1))\n  inv_timescales = min_timescale * tf.exp(\n      tf.to_float(tf.range(num_timescales)) * -log_timescale_increment)\n  scaled_time = tf.expand_dims(position, 1) * tf.expand_dims(inv_timescales, 0)\n  signal = tf.concat([tf.sin(scaled_time), tf.cos(scaled_time)], axis=1)\n  signal = tf.pad(signal, [[0, 0], [0, tf.mod(channels, 2)]])\n  signal = tf.reshape(signal, [1, length, channels])\n  return signal\n<\/code><\/pre>\n\n\n<p>\u5f53\u7136\u8fd9\u5e76\u4e0d\u662f\u4f4d\u7f6e\u5d4c\u5165\u7684\u552f\u4e00\u65b9\u5f0f\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u6b8b\u5dee<\/h2>\n\n\n<p>\u5728\u7ee7\u7eed\u5411\u4e0b\u8bb2\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u77e5\u9053\u4e00\u4e2a\u7ec6\u8282\uff0c\u5c31\u662f\u5728\u6bcf\u4e00\u4e2a\u7f16\u7801\u5668\u4e2d\u95f4\u7684\u5b50\u5c42\u90fd\u6709\u4e00\u4e2a\u6b8b\u5dee\uff08residual\uff09\u8fde\u63a5\uff0c\u8ddf\u5728<a rel=\"noreferrer noopener\" aria-label=\"\u6807\u51c6\u5316\uff08\u5728\u65b0\u7a97\u53e3\u6253\u5f00\uff09\" href=\"https:\/\/arxiv.org\/abs\/1607.06450\" target=\"_blank\">\u6807\u51c6\u5316<\/a>\u4e4b\u540e\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_resideual_layer_norm.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u5982\u679c\u6211\u4eec\u5c06\u5411\u91cf\u548c\u6807\u51c6\u5316\u5c42\u548c\u81ea\u6ce8\u610f\u529b\u5c42\u8fdb\u884c\u53ef\u89c6\u5316\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_resideual_layer_norm_2.png\" alt=\"\"\/><\/figure>\n\n\n<p>\u8fd9\u4e5f\u9002\u7528\u4e8e\u89e3\u7801\u5668\u7684\u5b50\u5c42\u3002\u5982\u679c\u6211\u4eec\u8003\u8651\u4e00\u4e2a\u75312\u5c42\u5806\u53e0\u7684\u7f16\u7801\u5668\u548c\u89e3\u7801\u5668\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_resideual_layer_norm_3.png\" alt=\"\"\/><\/figure>\n\n\n<h2 class=\"wp-block-heading\">\u89e3\u7801\u5668\u7aef<\/h2>\n\n\n<p>\u73b0\u5728\u6211\u4eec\u5df2\u7ecf\u77e5\u9053\u4e86 \u7f16\u7801\u5668\u90e8\u5206\u7684\u5927\u90e8\u5206\u5de5\u4f5c\uff0c\u6211\u4eec\u57fa\u672c\u4e0a\u4e5f\u77e5\u9053\u4e86\u89e3\u7801\u5668\u662f\u5982\u4f55\u5de5\u4f5c\u7684\u3002<\/p>\n\n\n<p>\u7f16\u7801\u5668\u9996\u5148\u5904\u7406\u8f93\u5165\u5e8f\u5217\uff0c\u7136\u540e\u5c06\u9876\u5c42\u7f16\u7801\u5668\u7684\u8f93\u51fa\u8f6c\u6362\u4e58\u4e00\u7ec4\u6ce8\u610f\u529b\u5411\u91cfK\u548cV\u3002\u7136\u540e\u88ab\u89e3\u7801\u5668\u5728\u2018encoder-decoder Attention\u2019\u5c42\u4e2d\u4f7f\u7528\uff0c\u8fd9\u6709\u52a9\u4e8e\u5c06\u6ce8\u610f\u529b\u96c6\u4e2d\u5728\u8f93\u5165\u5e8f\u5217\u7684\u9002\u5f53\u4f4d\u7f6e\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_decoding_1.gif\" alt=\"\"\/><figcaption>\u5b8c\u6210\u7f16\u7801\u9636\u6bb5\u540e\uff0c\u6211\u4eec\u5f00\u59cb\u89e3\u7801\u9636\u6bb5\u3002\u89e3\u7801\u5668\u7684\u6bcf\u4e00\u6b65\u90fd\u4ece\u8f93\u51fa\u5e8f\u5217\u4e2d\u83b7\u53d6\u4e00\u4e2a\u5143\u7d20\uff08\u672c\u4f8b\u4e3a\u7ffb\u8bd1\uff09<\/figcaption><\/figure>\n\n\n<p>\u7136\u540e\u91cd\u590d\u8fd9\u4e2a\u8fc7\u7a0b\uff0c\u76f4\u81f3\u8fbe\u5230\u4e00\u4e2a\u7279\u6b8a\u7b26\u53f7\uff0c\u5b8c\u6210\u8f93\u51fa\u3002\u8f93\u51fa\u7684\u6bcf\u4e00\u6b65\u90fd\u88ab\u7528\u6765\u4f5c\u4e3a\u4e0b\u4e00\u6b65\u7684\u8f93\u5165\uff0c\u7136\u540e\u89e3\u7801\u5668\u5c31\u50cf\u7f16\u7801\u5668\u505a\u7684\u4e00\u6837\uff08\u6307\u8bcd\u5d4c\u5165\uff09\u3002\u5c31\u50cf\u6211\u4eec\u5bf9\u7f16\u7801\u5668\u8f93\u5165\u6240\u505a\u7684\u4e00\u6837\uff0c\u6211\u4eec\u5c06\u8bcd\u5d4c\u5165\u548c\u4f4d\u7f6e\u5d4c\u5165\u52a0\u5230\u4e00\u8d77\u6765\u8868\u793a\u6bcf\u4e00\u4e2a\u5355\u8bcd\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_decoding_2.gif\" alt=\"\"\/><\/figure>\n\n\n<p>\u89e3\u7801\u5668\u4e2d\u7684\u81ea\u6ce8\u610f\u529b\u5c42\u7a0d\u5fae\u6709\u70b9\u4e0d\u540c\uff1a<\/p>\n\n\n<p>\u5728\u89e3\u7801\u5668\u4e2d\uff0c\u81ea\u6ce8\u610f\u529b\u5c42\u53ea\u5141\u8bb8\u6ce8\u610f\u8f93\u51fa\u5e8f\u5217\u4e2d\u8f83\u65e9\u7684\u4f4d\u7f6e\uff08\u5de6\u4fa7\uff09\u3002\u8fd9\u662f\u901a\u8fc7\u5728softmax\u524d\u5c06\u540e\u9762\u7684\u4f4d\u7f6e\u90fd\u8bbe\u7f6e\u4e3a-inf\u6765\u5b8c\u6210\u7684\u3002<\/p>\n\n\n<p>\u2018encoder-decoder Attention\u2019\u5c42\u539f\u7406\u7c7b\u4f3c\u4e8e\u591a\u5934\u6ce8\u610f\u529b\u673a\u5236\uff0c\u53ea\u662f\u5b83\u4ece\u4e0b\u4e00\u5c42\u83b7\u53d6Q\u77e9\u9635\uff0c\u5e76\u4ece\u4ece\u7f16\u7801\u5c42\u7684\u8f93\u51fa\u4e2d\u83b7\u53d6K\u548cV\u77e9\u9635\u3002<\/p>\n\n\n<h2 class=\"wp-block-heading\">\u6700\u540e\u7684\u7ebf\u6027\u548cSoftmax\u5c42<\/h2>\n\n\n<p>\u89e3\u7801\u5668\u6700\u540e\u8f93\u51fa\u4e00\u4e2a\u6d6e\u70b9\u578b\u5411\u91cf\uff0c\u90a3\u4e48\u6211\u4eec\u600e\u4e48\u5c06\u5b83\u8f6c\u6362\u6210\u5355\u8bcd\u5462\uff1f\u8fd9\u5c31\u9700\u8981\u7ebf\u6027\u5c42\u548cSoftmax\u5c42\u3002<\/p>\n\n\n<p>\u7ebf\u6027\u5c42\u5c31\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u5168\u8fde\u63a5\u795e\u7ecf\u7f51\u7edc\uff0c\u5b83\u5c06\u89e3\u7801\u5668\u4ea7\u751f\u7684\u5411\u91cf\u6295\u5f71\u5230\u4e00\u4e2a\u66f4\u5927\u7684\u903b\u8f91\u5411\u91cf\u4e0a\u3002<\/p>\n\n\n<p>\u6211\u4eec\u5047\u8bbe\u6211\u4eec\u7684\u8bad\u7ec3\u96c6\u670910000\u4e2a\u5355\u8bcd\uff0c\u8fd9\u5c06\u4f7f\u903b\u8f91\u5411\u91cf\u7684\u957f\u5ea6\u4e3a10000\uff0c\u6bcf\u4e00\u4e2a\u5355\u5143\u683c\u5bf9\u5e94\u4e00\u4e2a\u5355\u8bcd\u7684\u5f97\u5206\u3002<\/p>\n\n\n<p>\u7136\u540esoftmax\u5c42\u5c06\u8fd9\u4e9b\u5f97\u5206\u8f6c\u6362\u4e3a\u4e00\u4e2a\u6982\u7387\uff08\u5747\u4e3a\u6b63\uff0c\u548c\u4e3a1\uff09\u3002\u9009\u53d6\u6982\u7387\u6700\u5927\u7684\u5355\u5143\u683c\uff0c\u5e76\u751f\u6210\u4e0e\u4e4b\u5173\u8054\u7684\u5355\u8bcd\u4f5c\u4e3a\u8fd9\u4e00\u65f6\u95f4\u6b65\u7684\u8f93\u51fa\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_decoder_output_softmax.png\" alt=\"\"\/><figcaption>\u4ece\u56fe\u7247\u5e95\u90e8\u5f00\u59cb\uff0c\u89e3\u7801\u5668\u7684\u8f93\u51fa\u4f5c\u4e3a\u5411\u91cf\uff0c\u5c06\u5176\u8f6c\u6362\u4e3a\u8f93\u51fa\u7684\u5355\u8bcd\u3002<\/figcaption><\/figure>\n\n\n<h2 class=\"wp-block-heading\">\u8bad\u7ec3<\/h2>\n\n\n<p>\u73b0\u5728\u6211\u4eec\u5df2\u7ecf\u77e5\u9053\u4e86\u4e00\u4e2a\u8bad\u7ec3\u597d\u7684Transformer\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff0c\u90a3\u4e48Transformer\u662f\u600e\u4e48\u8bad\u7ec3\u7684\u5462\uff1f<\/p>\n\n\n<p>\u6211\u4eec\u5728\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u5f53\u524d\u7f51\u7edc\u8f93\u51fa\u548c\u5b9e\u9645\u7684\u6b63\u786e\u8f93\u51fa\u505a\u5bf9\u6bd4\u3002<\/p>\n\n\n<p>\u6211\u4eec\u5047\u8bbe\u8f93\u51fa\u8bcd\u6c47\u8868\u4e2d\u53ea\u67096\u4e2a\u5355\u8bcd\uff1a (\u201ca\u201d, \u201cam\u201d, \u201ci\u201d, \u201cthanks\u201d, \u201cstudent\u201d, and \u201c&lt;eos>\u201d ( \u2018end of sentence\u2019\u7684\u7f29\u5199)). <\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/vocabulary.png\" alt=\"\"\/><figcaption>\u8f93\u51fa\u8bcd\u6c47\u7d22\u5f15<\/figcaption><\/figure>\n\n\n<p>\u4e00\u65e6\u5b9a\u4e49\u4e86\u8f93\u51fa\u8bcd\u6c47\u8868\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528\u76f8\u540c\u5bbd\u5ea6\u7684\u5411\u91cf\u6765\u8868\u793a\u8bcd\u6c47\u8868\u4e2d\u7684\u6bcf\u4e00\u4e2a\u5355\u8bcd\uff0c\u4e5f\u53ebone-hot\u7f16\u7801\u3002\u4f8b\u5982\u6211\u4eec\u53ef\u4ee5\u7528\u4e0b\u9762\u8fd9\u4e2a\u5411\u91cf\u8868\u793a\u5355\u8bcd\u2018am\u2019<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/one-hot-vocabulary-example.png\" alt=\"\"\/><\/figure>\n\n\n<h2 class=\"wp-block-heading\">\u635f\u5931\u51fd\u6570<\/h2>\n\n\n<p>\u5047\u8bbe\u6211\u4eec\u6b63\u5728\u8bad\u7ec3\u6211\u4eec\u7684\u6a21\u578b\u3002\u7b2c\u4e00\u6b65\uff0c\u6211\u4eec\u5148\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u6817\u5b50\u8fc5\u8054\u5b83\u2014\u2014\u5c06\u2018merci\u2019\u7ffb\u8bd1\u6210\u2018thanks\u2019\u3002<\/p>\n\n\n<p>\u8fd9\u5c31\u610f\u5473\u7740\u6211\u4eec\u8981\u5c06thanks\u7684\u6982\u7387\u653e\u5230\u6700\u5927\uff0c\u7531\u4e8e\u6a21\u578b\u8fd8\u6ca1\u6709\u88ab\u8bad\u7ec3\uff0c\u663e\u7136\u8fd9\u4e2a\u65b9\u6cd5\u4e0d\u592a\u53ef\u884c\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/transformer_logits_output_and_label.png\" alt=\"\"\/><figcaption>\u7531\u4e8e\u6a21\u578b\u7684\u53c2\u6570\u662f\u521d\u59cb\u5316\u7684\uff0c\u56e0\u6b64\uff08\u672a\u7ecf\u8bad\u7ec3\uff09\u7684\u6a21\u578b\u4e3a\u6bcf\u4e2a\u5355\u8bcd\u5206\u914d\u7684\u6982\u7387\u5177\u6709\u968f\u673a\u6027\u3002\u6211\u4eec\u5c06\u8f93\u51fa\u4e0e\u5b9e\u9645\u503c\u8fdb\u884c\u6bd4\u8f83\uff0c\u7136\u540e\u4f7f\u7528\u53cd\u5411\u4f20\u64ad\u8c03\u6574\u6a21\u578b\u7684\u6240\u6709\u6743\u91cd\uff0c\u4f7f\u8f93\u51fa\u66f4\u63a5\u8fd1\u671f\u671b\u7684\u8f93\u51fa\u3002<\/figcaption><\/figure>\n\n\n<p>\u5982\u4f55\u6bd4\u8f83\u4e24\u4e2a\u6982\u7387\uff1f\u6211\u4eec\u53ea\u662f\u7b80\u5355\u7684\u7528\u4e00\u4e2a\u51cf\u53bb\u53e6\u4e00\u4e2a\u3002\u8981\u4e86\u89e3\u66f4\u591a\u7ec6\u8282\uff0c\u67e5\u770b<a rel=\"noreferrer noopener\" aria-label=\"\u4ea4\u53c9\u71b5\uff08\u5728\u65b0\u7a97\u53e3\u6253\u5f00\uff09\" href=\"https:\/\/colah.github.io\/posts\/2015-09-Visual-Information\/\" target=\"_blank\">\u4ea4\u53c9\u71b5<\/a>\u3002<\/p>\n\n\n<p>\u4f46\u662f\u8bf7\u6ce8\u610f\uff0c\u8fd9\u662f\u4e00\u4e2a\u8fc7\u4e8e\u7b80\u5316\u7684\u4f8b\u5b50\u3002\u5b9e\u9645\u4e0a\uff0c\u6211\u4eec\u8f93\u5165\u7684\u662f\u4e00\u4e2a\u53e5\u5b50\uff0c\u800c\u4e0d\u662f\u4e00\u4e2a\u5355\u8bcd\uff08\u5f53\u7136\u8f93\u51fa\u4e5f\u662f\u53e5\u5b50\uff09\u3002\u4f8b\u5982\u8f93\u5165:\u201cje suis etudiant\u201d\uff0c\u9884\u671f\u8f93\u51fa:\u201ci am a student\u201d\u3002\u8fd9\u610f\u5473\u7740\u6211\u4eec\u9700\u8981\u6211\u4eec\u7684\u6a21\u578b\u8f93\u51fa\u8fde\u7eed\u7684\u6982\u7387\u5206\u5e03\uff1a<\/p>\n\n\n<p>\u6bcf\u4e2a\u6982\u7387\u5206\u5e03\u5bbd\u5ea6\u4e3a\u8bcd\u6c47\u5927\u5c0f\uff08\u672c\u4f8b\u4e2d\u4e3a6\uff09\u3002<\/p>\n\n\n<p>\u7b2c\u4e00\u4e2a\u6982\u7387\u5206\u5e03I\u6700\u9ad8\uff08\u4e5f\u5c31\u662f\u4f1a\u8f93\u51faI\uff09\u3002<\/p>\n\n\n<p>\u7b2c\u4e8c\u4e2a\u5206\u5e03\u5728am\u4e0a\u6700\u9ad8\uff08\u4e5f\u5c31\u662f\u4f1a\u8f93\u51faam\uff09\u3002<\/p>\n\n\n<p>\u4ee5\u6b64\u7c7b\u63a8\uff0c\u6700\u540e\u4e00\u4e2a\u8f93\u51fa&lt;end of sentence>\u3002<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/output_target_probability_distributions.png\" alt=\"\"\/><figcaption>\u6211\u4eec\u5c06\u793a\u4f8b\u53e5\u5b50\u8f93\u5165\u5230\u6a21\u578b\u4e2d\uff0c\u8f93\u51fa\u7684\u6982\u7387\u5206\u5e03\u3002<\/figcaption><\/figure>\n\n\n<p>\u5728\u4e00\u4e2a\u8db3\u591f\u5927\u7684\u6570\u636e\u96c6\u4e0a\u5bf9\u6a21\u578b\u8fdb\u884c\u8db3\u591f\u957f\u5b9e\u8df5\u7684\u8bad\u7ec3\u4e4b\u540e\uff0c\u6211\u4eec\u83b7\u5f97\u7684\u6982\u7387\u5206\u5e03\u53ef\u80fd\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"http:\/\/jalammar.github.io\/images\/t\/output_trained_model_probability_distributions.png\" alt=\"\"\/><figcaption>\u5e0c\u671b\u901a\u8fc7\u8bad\u7ec3\uff0c\u6a21\u578b\u80fd\u591f\u8f93\u51fa\u6211\u4eec\u671f\u671b\u7684\u6b63\u786e\u7ffb\u8bd1\u3002\u5f53\u7136\uff0c\u5982\u679c\u8fd9\u4e2a\u77ed\u8bed\u662f\u8bad\u7ec3\u6570\u636e\u7684\u4e00\u90e8\u5206\uff0c\u4ed6\u5e76\u6ca1\u6709\u771f\u6b63\u5730\u663e\u793a\u6a21\u578b\u7684\u72b6\u6001\uff08\u8be6\u89c1\uff1a<a rel=\"noreferrer noopener\" aria-label=\"\u4ea4\u53c9\u9a8c\u8bc1\u96c6\uff08\u5728\u65b0\u7a97\u53e3\u6253\u5f00\uff09\" href=\"https:\/\/www.youtube.com\/watch?v=TIgfjmp-4BA\" target=\"_blank\">\u4ea4\u53c9\u9a8c\u8bc1\u96c6<\/a>\uff09\u3002<\/figcaption><\/figure>\n\n\n<p>\u73b0\u5728\uff0c\u56e0\u4e3a\u8fd9\u4e2a\u6a21\u578b\u6bcf\u6b21\u4ea7\u751f\u4e00\u4e2a\u8f93\u51fa\uff0c\u6211\u4eec\u53ef\u4ee5\u5047\u8bbe\u8fd9\u4e2a\u6a21\u578b\u4ece\u6982\u7387\u5206\u5e03\u4e2d\u9009\u62e9\u51fa\u4e86\u6700\u9ad8\u7684\u6982\u7387\u7136\u540e\u4e22\u5f03\u6389\u5176\u4f59\u7684\u5355\u8bcd\uff0c\u8fd9\u662f\u4e00\u79cd\u8d2a\u5fc3\u89e3\u6cd5\u3002<\/p>\n\n\n<p>\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u8bd5\u56fe\u5bfb\u627e\u5168\u5c40\u6700\u4f18\u89e3\u7684\u65b9\u6cd5\u53ebbeam search\u3002<\/p>\n\n\n<p> \u7ffb\u8bd1\u6574\u7406\u81ea,Jay Alamar,<a href=\"http:\/\/jalammar.github.io\/illustrated-transformer\/\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"The Illustrated Transforme\uff08\u5728\u65b0\u7a97\u53e3\u6253\u5f00\uff09\">The Illustrated Transforme<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u4e0a\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u4e86\u89e3\u4e86\u6ce8\u610f\u529b\u2014\u2014\u8fd9\u662f\u4e00\u79cd\u5728\u73b0\u4ee3\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u4e2d\u666e\u904d\u5b58\u5728\u7684\u4e00\u79cd\u65b9\u6cd5\u3002\u6ce8\u610f\u529b\u673a\u5236\u662f\u4e00\u4e2a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[18,13],"tags":[32,37,40],"views":7311,"_links":{"self":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/3485"}],"collection":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/comments?post=3485"}],"version-history":[{"count":0,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/3485\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/media?parent=3485"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/categories?post=3485"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/tags?post=3485"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}