{"id":19980,"date":"2026-01-08T14:47:12","date_gmt":"2026-01-08T06:47:12","guid":{"rendered":"https:\/\/92it.top\/?p=19980"},"modified":"2026-01-08T14:47:12","modified_gmt":"2026-01-08T06:47:12","slug":"%e5%a4%a7%e6%a8%a1%e5%9e%8b%e7%9a%84-%e8%b6%85%e7%ba%a7%e5%a4%a7%e8%84%91%ef%bc%9a%e4%bb%8e%e8%be%93%e5%85%a5%e5%88%b0%e8%be%93%e5%87%ba%e7%9a%84%e5%a5%87%e5%b9%bb%e4%b9%8b%e6%97%85","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=19980","title":{"rendered":"\u5927\u6a21\u578b\u7684 \u201c\u8d85\u7ea7\u5927\u8111\u201d\uff1a\u4ece\u8f93\u5165\u5230\u8f93\u51fa\u7684\u5947\u5e7b\u4e4b\u65c5"},"content":{"rendered":"\n<p>\u8f6c\u8f7d\uff1a<a href=\"https:\/\/baijiahao.baidu.com\/s?id=1826820998257609887&amp;wfr=spider&amp;for=pc\">\u5927\u6a21\u578b\u7684 \u201c\u8d85\u7ea7\u5927\u8111\u201d\uff1a\u4ece\u8f93\u5165\u5230\u8f93\u51fa\u7684\u5947\u5e7b\u4e4b\u65c5<\/a><\/p>\n\n\n\n<p><strong>\u524d\u8a00\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5927\u8bed\u8a00\u6a21\u578b\u7684\u6838\u5fc3\u67b6\u6784\u662f\u4e00\u4e2a\u8d85\u7ea7\u5927\u8111\uff0c\u4e3b\u8981\u7531\u4e09\u90e8\u5206\u7ec4\u4ef6\uff0c\u5206\u522b\u662f\u8f93\u5165\u3001\u4e2d\u95f4\u5c42\u548c\u8f93\u51fa\u5c42\u3002<\/p>\n\n\n\n<ul>\n<li>\u8f93\u5165\u5c42\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u628a\u4eba\u7c7b\u7684\u8bed\u8a00\u8f6c\u5316\u6210\u673a\u5668\u80fd\u7406\u89e3\u7684\u6570\u5b57\u7b26\u53f7\u3002<\/li>\n\n\n\n<li>\u4e2d\u95f4\u5c42\u7684\u6838\u5fc3\u662f Transformer\uff0c\u4e3b\u8981\u7684\u4f5c\u7528\u662f\u5bf9\u8f93\u5165\u7684\u6570\u5b57\u5e8f\u5217\u8fdb\u884c\u6df1\u5ea6\u8bed\u4e49\u5206\u6790\uff0c\u5efa\u7acb\u8bcd\u4e0e\u8bcd\u4e4b\u95f4\u7684\u5173\u8054\u3002<\/li>\n\n\n\n<li>\u6700\u540e\u662f\u8f93\u51fa\u5c42\uff0c\u8f93\u51fa\u5c42\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u628a\u4e2d\u95f4\u5c42\u5904\u7406\u540e\u7684\u6570\u5b57\u7b26\u53f7\u8fd8\u539f\u6210\u4eba\u7c7b\u80fd\u7406\u89e3\u7684\u5185\u5bb9\uff08\u6587\u5b57\u3001\u8bed\u97f3\u7b49\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4e3e\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50\u6765\u7406\u89e3\u4e00\u4e0b\uff0c\u6bd4\u5982\u6211\u5230\u798f\u5468\u83dc\u9986\u70b9\u9910\uff0c\u6211\u8f93\u51fa:\u201c\u6211\u8981\u9c7c\u4e38\u548c [MASK]\u201d ->\u5927\u6a21\u578b\u627e\u5230\u4e0e \u201c\u9c7c\u4e38\u201d \u5411\u91cf\u6700\u63a5\u8fd1\u7684\u8bcd\uff08\u5982 \u201c\u62cc\u9762\u201d\uff0c\u56e0\u4e3a\u798f\u5dde\u4eba\u5e38\u642d\u914d\u5403\uff09->\u201c\u6211\u8981\u9c7c\u4e38\u548c\u62cc\u9762\u201d\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"715\" height=\"1024\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9-715x1024.png\" alt=\"\" class=\"wp-image-19982\" style=\"width:278px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9-715x1024.png 715w, https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9-209x300.png 209w, https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9-768x1100.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9-830x1189.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9-230x330.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9-350x501.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9-480x688.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2026\/01\/image-9.png 871w\" sizes=\"(max-width: 715px) 100vw, 715px\" \/><\/figure><\/div>\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u8f93\u5165\u5c42\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u8981\u8ba9\u673a\u5668\u80fd\u7406\u89e3\u4eba\u7c7b\u8bed\u8a00\uff0c\u9996\u5148\u8981\u5c06\u4eba\u7c7b\u8bed\u8a00\uff08\u6587\u5b57\u3001\u8bed\u97f3\u7b49\uff09\u8f6c\u5316\u4e3a\u8ba1\u7b97\u673a\u80fd\u5904\u7406\u7684\u6570\u5b66\u7b26\u53f7\u3002\u8f93\u5165\u5c42\u76f8\u5f53\u4e8e\u662f\u7ffb\u8bd1\u5b98\uff0c\u628a\u4e2d\u82f1\u6587\u7ffb\u8bd1\u6210\u673a\u5668\u8bed\u8a00\u3002\u8fd9\u5c42\u4e3b\u8981\u5305\u62ec\u4e24\u4e2a\u4e3b\u8981\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u8bcd\u5411\u91cf\u751f\u6210<\/strong><\/p>\n\n\n\n<p>\u5728\u8bf4\u660e\u8bcd\u5411\u91cf\u751f\u6210\u4e4b\u524d\uff0c\u8981\u7406\u89e3\u5206\u8bcd\uff08Tokenization\uff09\u7684\u6982\u5ff5\u3002\u5206\u8bcd\u662f\u5c06\u53e5\u5b50\u62c6\u5206\u6210\u6700\u5c0f\u8bed\u4e49\u5355\u5143\uff08\u8bcd\u6216\u5b50\u8bcd\uff09\u3002\u6bd4\u5982\u628a\u6211\u4eec\u798f\u5dde\u7684\u9c7c\u4e38\u62c6\u5206\u6210[\u201c\u798f\u5dde\u201d, \u201c\u9c7c\u4e38\u201d]\u3002\u8fd9\u91cc\u6d89\u53ca\u5230\u7684\u6280\u672f\u6709BPE\uff08\u5b57\u8282\u5bf9\u7f16\u7801\uff09\u3001WordPiece \u7b49\u3002<\/p>\n\n\n\n<p>\u751f\u6210\u5b8c\u5206\u8bcd\u540e\uff0c\u9700\u8981\u5c06\u6bcf\u4e2a\u8bcd\u8f6c\u6362\u4e3a\u591a\u7ef4\u6570\u5b57\u5411\u91cf\uff08\u7c7b\u4f3c\u5750\u6807\uff09\uff0c\u591a\u7ef4\u6570\u5b57\u5411\u91cf\u662f\u7531\u591a\u4e2a\u6570\u5b57\u7ec4\u6210\u7684 \u201c\u5750\u6807\u70b9\u201d\uff0c\u8fd9\u4e2a\u5750\u6807\u70b9\u80fd\u53cd\u6620\u8bcd\u7684\u8bed\u4e49\u548c\u8bed\u6cd5\u4fe1\u606f\u3002\u6bd4\u5982\uff1a\u201c\u732b\u201d \u2192 [0.2, -0.5, 0.7]\uff0c\u4e0d\u540c\u8bcd\u7684\u5411\u91cf\u7a7a\u95f4\u4f4d\u7f6e\u53cd\u6620\u8bed\u4e49\u5173\u8054\u3002\u5f53\u7136\uff0c\u8fd9\u4e9b\u8bcd\u7684\u591a\u7ef4\u5411\u91cf\u662f\u901a\u8fc7\u9884\u8bad\u7ec3\u6a21\u578b\uff08\u5982 Word2Vec\uff09\u751f\u6210\u7684\u3002<\/p>\n\n\n\n<p>\u4e3a\u4ec0\u4e48\u662f\u591a\u7ef4\u5411\u91cf\uff1f<\/p>\n\n\n\n<p>\u5982\u679c\u662f\u5355\u7ef4\u5411\u91cf\uff0c\u5219\u7528 1 \u4e2a\u6570\u5b57\uff08\u5982 1 \u7ef4\uff09\u53ea\u80fd\u8868\u793a\u7b80\u5355\u5dee\u5f02\uff08\u6bd4\u5982\u7528 0 \u8868\u793a \u201c\u732b\u201d\uff0c1 \u8868\u793a \u201c\u72d7\u201d\uff09\uff0c\u4f46\u65e0\u6cd5\u4f53\u73b0\u8bed\u4e49\u5173\u8054\uff08\u5982 \u201c\u732b\u201d \u548c \u201c\u72d7\u201d \u90fd\u5c5e\u4e8e\u52a8\u7269\uff09\u3002\u8bcd\u7684\u591a\u7ef4\u6570\u5b57\u5411\u91cf\u662f\u5927\u6a21\u578b\u7684 \u201c\u8bed\u8a00\u5bc6\u7801\u201d\uff0c\u4ed6\u7684\u672c\u8d28\u662f\u5c06\u8bcd\u6620\u5c04\u5230\u9ad8\u7ef4\u7a7a\u95f4\u7684\u5750\u6807\u70b9\uff0c\u901a\u8fc7\u5750\u6807\u8ddd\u79bb\u548c\u8fd0\u7b97\uff0c\u8ba9\u673a\u5668\u7406\u89e3\u8bcd\u7684\u8bed\u4e49\u3001\u8bed\u6cd5\u548c\u903b\u8f91\u5173\u7cfb\u3002\u8ba9\u6a21\u578b\u80fd\u50cf\u4eba\u7c7b\u4e00\u6837 \u201c\u7406\u89e3\u201d \u8bed\u8a00\u80cc\u540e\u7684\u542b\u4e49\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u4f4d\u7f6e\u7f16\u7801<\/strong><\/p>\n\n\n\n<p>\u7ed9\u6bcf\u4e2a\u8bcd\u6dfb\u52a0\u4f4d\u7f6e\u4fe1\u606f\uff08\u5982 \u201c\u798f\u5dde\u201d \u662f\u7b2c 1 \u4e2a\u8bcd\uff0c\u201c\u9c7c\u4e38\u201d \u662f\u7b2c 2 \u4e2a\u8bcd\uff09\u3002\u7531\u4e8eTransformer \u5e76\u884c\u5904\u7406\u4e0d\u4f9d\u8d56\u987a\u5e8f\uff0c\u6240\u4ee5\u9700\u989d\u5916\u52a0\u5165\u4f4d\u7f6e\u4fe1\u606f\uff08\u5982 \u201c\u9c7c\u4e38\u201d \u5728\u524d\u548c\u5728\u540e\u7684\u610f\u4e49\u4e0d\u540c\uff09\u3002\u6bd4\u5982\uff1a\u7b2c 1 \u4e2a\u8bcd\uff08\u798f\u5dde\uff09 \u2192 [0.1, 0.9]\uff0c\u7b2c 2 \u4e2a\u8bcd\uff08\u9c7c\u4e38\uff09 \u2192 [0.3, 0.8]<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u793a\u4f8b\u8bf4\u660e<br><\/strong>\u8f93\u5165\u6587\u672c: \u201c\u798f\u5dde\u9c7c\u4e38\u548c\u6c99\u53bf\u5c0f\u5403\u90fd\u662f\u798f\u5efa\u7684\u7279\u8272\u7f8e\u98df\u201d<\/p>\n\n\n\n<ul>\n<li>\u8bcd\u5411\u91cf\u751f\u6210<\/li>\n<\/ul>\n\n\n\n<p>\u901a\u8fc7\u9884\u8bad\u7ec3\u6a21\u578b\uff08\u5982 Word2Vec\uff09\u751f\u6210\u6bcf\u4e2a\u8bcd\u7684\u591a\u7ef4\u5411\u91cf\uff08\u5047\u8bbe\u793a\u4f8b\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u798f\u5dde \u2192 [0.2, -0.5, 0.7]<br>\u9c7c\u4e38 \u2192 [0.3, -0.6, 0.8]<br>\u6c99\u53bf\u5c0f\u5403 \u2192 [0.4, 0.1, -0.3]<br>\u798f\u5efa \u2192 [0.1, 0.9, -0.2]<br>\u7279\u8272\u7f8e\u98df \u2192 [0.7, 0.3, 0.4]<\/pre>\n\n\n\n<ul>\n<li>\u4f4d\u7f6e\u7f16\u7801<\/li>\n<\/ul>\n\n\n\n<p>\u7ed9\u6bcf\u4e2a\u8bcd\u6dfb\u52a0\u4f4d\u7f6e\u4fe1\u606f\uff08\u5047\u8bbe\u7528\u6b63\u5f26\u51fd\u6570\u751f\u6210\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u7b2c 1 \u4e2a\u8bcd\uff08\u798f\u5dde\uff09 \u2192 [0.1, 0.9]<br>\u7b2c 2 \u4e2a\u8bcd\uff08\u9c7c\u4e38\uff09 \u2192 [0.3, 0.8]<br>\u7b2c 3 \u4e2a\u8bcd\uff08\u6c99\u53bf\u5c0f\u5403\uff09 \u2192 [0.5, 0.7]<br>\u7b2c 4 \u4e2a\u8bcd\uff08\u798f\u5efa\uff09 \u2192 [0.7, 0.6]<br>\u7b2c 5 \u4e2a\u8bcd\uff08\u7279\u8272\u7f8e\u98df\uff09 \u2192 [0.9, 0.5]<\/pre>\n\n\n\n<p>\u6700\u7ec8\u8f93\u5165\u5411\u91cf\uff1a<\/p>\n\n\n\n<p>\u6bcf\u4e2a\u8bcd\u5411\u91cf\u4e0e\u4f4d\u7f6e\u7f16\u7801\u62fc\u63a5\uff0c\u4f8b\u5982\uff1a \u798f\u5dde \u2192 [0.2, -0.5, 0.7, 0.1, 0.9]<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u4e2d\u95f4\u5c42\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>\ud83d\udd39Transformer \u67b6\u6784<\/strong><\/p>\n\n\n\n<p>Transformer\u7684\u6838\u5fc3\u4efb\u52a1\u662f\u5c06\u539f\u59cb\u8bcd\u5411\u91cf\u8f6c\u5316\u4e3a\u5bcc\u542b\u8bed\u4e49\u5173\u8054\u7684\u6df1\u5ea6\u7279\u5f81\u3002\u5b83\u66ff\u4ee3\u4e86\u4f20\u7edf\u5faa\u73af\u795e\u7ecf\u7f51\u7edc\uff08RNN\uff09\uff0c\u8ba9\u5927\u6a21\u578b\u80fd\u5e76\u884c\u5904\u7406\u6240\u6709\u8bcd\u3002\u4f20\u7edf RNN \u9700\u6309\u987a\u5e8f\u5904\u7406\u8bcd\uff08\u5982 \u201c\u6211\u2192\u7231\u2192\u4e2d\u56fd\u201d\uff09\uff0cTransformer \u80fd\u540c\u65f6\u5904\u7406\u6240\u6709\u8bcd\uff0c\u5e76\u901a\u8fc7\u6ce8\u610f\u529b\u673a\u5236\u6355\u6349\u8fdc\u8ddd\u79bb\u8bcd\u7684\u5173\u8054\uff08\u5982 \u201c\u5317\u4eac\u201d \u548c \u201c\u9996\u90fd\u201d \u76f8\u9694\u5f88\u8fdc\u4ecd\u80fd\u5173\u8054\uff09\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u6ce8\u610f\u529b\u673a\u5236\uff08Attention\uff09<\/strong><\/p>\n\n\n\n<ul>\n<li>\u81ea\u6ce8\u610f\u529b\uff08Self-Attention\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u81ea\u6ce8\u610f\u529b\u662f\u4e3a\u4e86\u8ba9\u6bcf\u4e2a\u8bcd \u201c\u5173\u6ce8\u201d \u5176\u4ed6\u8bcd\u7684\u91cd\u8981\u6027\u3002\u6bd4\u5982\uff1a\u7ffb\u8bd1 \u201c\u732b\u8ffd\u8001\u9f20\u201d \u65f6\uff0c\u201c\u8ffd\u201d \u9700\u8981\u5173\u6ce8 \u201c\u732b\u201d\uff08\u65bd\u52a8\u8005\uff09\u548c \u201c\u8001\u9f20\u201d\uff08\u53d7\u52a8\u8005\uff09\u3002\u81ea\u6ce8\u610f\u529b\u8ba1\u7b97\u65f6\uff0c\u4f1a\u5148\u8fdb\u884c\u76f8\u5173\u6027\u6253\u5206\uff1a\u8ba1\u7b97 \u201c\u8ffd\u201d \u4e0e \u201c\u732b\u201d\u201c\u8001\u9f20\u201d \u7684\u5173\u8054\u5ea6\uff08\u5982 \u201c\u8ffd\u201d \u548c \u201c\u732b\u201d \u7684\u5206\u6570\u66f4\u9ad8\uff09\uff1b\u7136\u540e\u518d\u52a0\u6743\u6c42\u548c\uff1a\u6839\u636e\u5206\u6570\u751f\u6210 \u201c\u8ffd\u201d \u7684\u65b0\u5411\u91cf\uff08\u91cd\u70b9\u878d\u5165 \u201c\u732b\u201d \u7684\u4fe1\u606f\uff09\u3002<\/p>\n\n\n\n<ul>\n<li>\u591a\u5934\u6ce8\u610f\u529b\uff08Multi-Head Attention\uff09<\/li>\n<\/ul>\n\n\n\n<p>\u591a\u5934\u6ce8\u610f\u529b\u662f\u4e3a\u4e86\u4ece\u4e0d\u540c\u89d2\u5ea6\u5206\u6790\u8bcd\u5173\u7cfb\uff08\u7c7b\u4f3c\u7528\u4e0d\u540c\u6ee4\u955c\u770b\u540c\u4e00\u5f20\u7167\u7247\uff09\u3002\u6bd4\u5982\uff1a\u5904\u7406 \u201c\u82f9\u679c\u516c\u53f8\u53d1\u5e03\u4e86\u65b0 iPhone\u201d\u3002\u591a\u5934\u6ce8\u610f\u529b\u4e3a\u4e86\u6355\u6349\u66f4\u5168\u9762\u7684\u8bed\u4e49\u5173\u8054\uff0c\u5206\u5de5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u5934 1\uff1a\u5173\u6ce8\u516c\u53f8\u4e0e\u4ea7\u54c1\uff08\u201c\u82f9\u679c\u201d\u2192\u201ciPhone\u201d\uff09\u3002<br>\u5934 2\uff1a\u5173\u6ce8\u52a8\u4f5c\u4e0e\u5bf9\u8c61\uff08\u201c\u53d1\u5e03\u201d\u2192\u201ciPhone\u201d\uff09\u3002<br>\u5934 3\uff1a\u5173\u6ce8\u65f6\u95f4\u6216\u5730\u70b9\uff08\u82e5\u53e5\u5b50\u6709 \u201c\u4eca\u5929\u201d\uff09\u3002<\/pre>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u6ce8\u610f\u529b\u8ba1\u7b97\u6d41\u7a0b<\/strong><\/p>\n\n\n\n<ul>\n<li>\u8bcd\u5411\u91cf\u8f6c\u6362\uff1a\u6bcf\u4e2a\u8bcd\u8f6c\u4e3a\u5750\u6807\u70b9\uff08\u5982 \u201c\u9c7c\u4e38\u201d\u2192[0.2, -0.5, 0.7]\uff09\u3002<\/li>\n\n\n\n<li>\u8ba1\u7b97\u76f8\u5173\u6027\uff1a\u201c\u9c7c\u4e38\u201d \u5bf9 \u201c\u62cc\u9762\u201d \u7684\u5173\u6ce8\u5ea6\uff1a\u6839\u636e\u5411\u91cf\u8ddd\u79bb\u6253\u5206\uff08\u798f\u5dde\u4eba\u5e38\u642d\u914d\u5403\uff0c\u5206\u6570\u9ad8\uff09\u3002<\/li>\n\n\n\n<li>\u751f\u6210\u65b0\u5411\u91cf\uff1a\u201c\u9c7c\u4e38\u201d \u7684\u5411\u91cf\u4f1a\u91cd\u70b9\u878d\u5408 \u201c\u62cc\u9762\u201d \u7684\u4fe1\u606f\uff08\u56e0\u4e3a\u5173\u6ce8\u5ea6\u9ad8\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-preformatted\">\u591a\u5934\u6ce8\u610f\u529b = \u591a\u4e2a\u81ea\u6ce8\u610f\u529b\u5934 + \u7ed3\u679c\u62fc\u63a5\u3002\u6bcf\u4e2a\u5934\u72ec\u7acb\u8ba1\u7b97\u81ea\u6ce8\u610f\u529b\uff0c\u7136\u540e\u5c06\u7ed3\u679c\u5408\u5e76\uff08\u7c7b\u4f3c\u62fc\u56fe\uff09\u3002<br>\u793a\u4f8b\uff08\u4ee5\u53e5\u5b50 \u201c\u732b\u8ffd\u8001\u9f20\u201d \u4e3a\u4f8b\uff09\uff1a<br><br>-\u81ea\u6ce8\u610f\u529b\u5934 1\uff1a\u5173\u6ce8\u52a8\u4f5c\u5173\u7cfb \u2192 [\u732b\uff1a\u8ffd\uff0c\u8001\u9f20\uff1a\u88ab\u8ffd]<br><br>-\u81ea\u6ce8\u610f\u529b\u5934 2\uff1a\u5173\u6ce8\u5b9e\u4f53\u5173\u7cfb \u2192 [\u732b\uff1a\u52a8\u7269\uff0c\u8001\u9f20\uff1a\u52a8\u7269]<br><br>-\u591a\u5934\u7ed3\u679c\uff1a\u7efc\u5408\u4e24\u4e2a\u5934\u7684\u4fe1\u606f\uff0c\u5f97\u5230\u66f4\u5168\u9762\u7684\u7406\u89e3\u3002<\/pre>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u524d\u9988\u795e\u7ecf\u7f51\u7edc\uff08Feed-Forward Network\uff09<\/strong><\/p>\n\n\n\n<p>FFN\u662f\u5bf9\u6ce8\u610f\u529b\u5904\u7406\u540e\u7684\u5411\u91cf\u8fdb\u884c\u975e\u7ebf\u6027\u53d8\u6362\uff08\u7c7b\u4f3c\u7092\u83dc\u65f6\u7684\u8c03\u5473\uff09\uff0c\u56e0\u4e3a\u6ce8\u610f\u529b\u673a\u5236\u672c\u8d28\u662f\u7ebf\u6027\u52a0\u6743\uff0c\u65e0\u6cd5\u5904\u7406\u590d\u6742\u975e\u7ebf\u6027\u5173\u7cfb\uff0c\u901a\u8fc7\u6fc0\u6d3b\u51fd\u6570\uff08\u5982 ReLU\uff09\u8ba9\u6a21\u578b\u5b66\u4e60\u66f4\u590d\u6742\u7684\u8bed\u4e49\u6a21\u5f0f\u3002\u6bd4\u5982\uff1a\u5c06 \u201c\u9c7c\u4e38\u201d \u4e0e \u201c\u798f\u5efa\u201d \u7684\u5173\u8054\u4ece \u201c\u5730\u57df\u7279\u4ea7\u201d \u63d0\u5347\u4e3a \u201c\u6587\u5316\u7b26\u53f7\u201d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u6b8b\u5dee\u8fde\u63a5\u4e0e\u5c42\u5f52\u4e00\u5316<\/strong><\/p>\n\n\n\n<ul>\n<li>\u6b8b\u5dee\u8fde\u63a5\uff1a\u5c06\u539f\u59cb\u8f93\u5165\u4e0e FFN \u8f93\u51fa\u76f8\u52a0\uff0c\u9632\u6b62\u4fe1\u606f\u4e22\u5931\u3002<\/li>\n\n\n\n<li>\u5c42\u5f52\u4e00\u5316\uff1a\u6807\u51c6\u5316\u6570\u503c\u8303\u56f4\uff0c\u786e\u4fdd\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u793a\u4f8b\u8bf4\u660e<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">1. \u591a\u5934\u6ce8\u610f\u529b\uff08Multi-Head Attention\uff09<br>\u901a\u8fc7 8 \u4e2a\u5934\uff08\u5047\u8bbe\uff09\u4ece\u4e0d\u540c\u89d2\u5ea6\u5206\u6790\u8bcd\u5173\u7cfb\uff1a<br><br>\u5934 1\uff08\u5730\u57df\u5173\u7cfb\uff09\uff1a<br>\u3000\u3000\u91cd\u70b9\u5173\u6ce8 \u201c\u798f\u5dde\u201d \u548c \u201c\u798f\u5efa\u201d \u7684\u5173\u8054\uff0c\u5c06\u5b83\u4eec\u7684\u5411\u91cf\u52a0\u6743\u878d\u5408\u3002<br>\u3000\u3000\u8f93\u51fa\uff1a[0.25, -0.4, 0.65, 0.12, 0.88]\uff08\u589e\u5f3a\u5730\u57df\u7279\u5f81\uff09\u3002<br><br>\u5934 2\uff08\u98df\u7269\u7c7b\u522b\uff09\uff1a<br>\u3000\u3000\u5173\u6ce8 \u201c\u9c7c\u4e38\u201d \u548c \u201c\u6c99\u53bf\u5c0f\u5403\u201d \u7684\u76f8\u4f3c\u6027\uff0c\u878d\u5408\u540e\u7a81\u51fa \u201c\u5c0f\u5403\u201d \u5c5e\u6027\u3002<br>\u3000\u3000\u8f93\u51fa\uff1a[0.35, -0.5, 0.75, 0.32, 0.78]\u3002<br><br>\u5934 3\uff08\u5e38\u8bc6\u63a8\u7406\uff09\uff1a<br>\u3000\u3000\u6355\u6349 \u201c\u798f\u5efa\u201d \u548c \u201c\u7279\u8272\u7f8e\u98df\u201d \u7684\u903b\u8f91\u5173\u7cfb\uff0c\u786e\u8ba4 \u201c\u798f\u5efa\u6709\u7f8e\u98df\u201d\u3002<br>\u3000\u3000\u8f93\u51fa\uff1a[0.65, 0.2, -0.15, 0.68, 0.52]\u3002<br><br>\u62fc\u63a5\u591a\u5934\u7ed3\u679c\uff1a<br>\u5c06 8 \u4e2a\u5934\u7684\u8f93\u51fa\u62fc\u63a5\u540e\u901a\u8fc7\u7ebf\u6027\u5c42\uff0c\u5f97\u5230\u6bcf\u4e2a\u8bcd\u7684\u65b0\u5411\u91cf\u3002<br><br>2. \u524d\u9988\u795e\u7ecf\u7f51\u7edc\uff08FFN\uff09<br>\u3000\u3000\u5bf9\u6ce8\u610f\u529b\u540e\u7684\u5411\u91cf\u8fdb\u884c\u975e\u7ebf\u6027\u53d8\u6362\uff1a \u798f\u5dde \u2192 [0.3, -0.6, 0.7, 0.1, 0.9]\uff08\u589e\u5f3a \u201c\u7701\u4f1a\u201d \u8bed\u4e49\uff09\u3002 \u798f\u5efa \u2192 [0.8, 0.7, -0.1, 0.7, 0.6]\uff08\u5f3a\u5316 \u201c\u7701\u4efd\u201d \u7279\u5f81\uff09\u3002<br><br>3. \u6b8b\u5dee\u8fde\u63a5\u4e0e\u5c42\u5f52\u4e00\u5316<br>\u3000\u3000\u6b8b\u5dee\u8fde\u63a5\uff1a\u5c06\u539f\u59cb\u8f93\u5165\u4e0e FFN \u8f93\u51fa\u76f8\u52a0\uff0c\u9632\u6b62\u4fe1\u606f\u4e22\u5931\u3002 \u798f\u5dde \u2192 [0.2+0.3, -0.5+(-0.6), \u2026] \u2192 [0.5, -1.1, \u2026]\u3002<br>\u3000\u3000\u5c42\u5f52\u4e00\u5316\uff1a\u6807\u51c6\u5316\u6570\u503c\u8303\u56f4\uff0c\u786e\u4fdd\u7a33\u5b9a\u6027\u3002 \u798f\u5dde \u2192 [0.5\/\u221a(0.5\u00b2+\u2026), \u2026] \u2192 [0.2, -0.4, \u2026]\u3002<\/pre>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u8f93\u51fa\u5c42\ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>\ud83d\udd39\u6587\u672c\u5206\u7c7b<br><\/strong>\u6587\u672c\u5206\u7c7b\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u628a\u53e5\u5b50\u8d34\u6807\u7b7e\uff0c\u5e76\u5224\u65ad\u8fd9\u4e2a\u6807\u7b7e\u7684\u6982\u7387\u3002\u5904\u7406\u6d41\u7a0b\u5305\u62ec\u201c\u4e2d\u95f4\u5c42\u603b\u7ed3\u7684\u53e5\u5b50\u5bc6\u7801 \u2192 \u5206\u7c7b\u7b5b\u5b50 \u2192 \u6982\u7387\u8ba1\u7b97\u5668 \u2192 \u8d34\u6807\u7b7e\u201c\u3002<\/p>\n\n\n\n<ul>\n<li>\u4e2d\u95f4\u5c42\u603b\u7ed3\u7684\u53e5\u5b50\u5bc6\u7801\uff1a\u901a\u8fc7\u4e2d\u95f4\u5c42\u5df2\u7ecf\u628a\u53e5\u5b50\u53d8\u6210\u4e00\u4e32\u6570\u5b57\uff08\u6bd4\u5982 [0.8, 0.6, -0.3]\uff09\uff0c\u5c31\u50cf\u7ed9\u53e5\u5b50\u751f\u6210\u4e00\u4e2a \u201c\u6570\u5b57\u8eab\u4efd\u8bc1\u201d\u3002<\/li>\n\n\n\n<li>\u5206\u7c7b\u7b5b\u5b50\uff1a\u7528\u4e00\u4e2a\u6570\u5b66\u516c\u5f0f\uff08\u7c7b\u4f3c\u7b5b\u5b50\uff09\u628a\u8fd9\u4e32\u6570\u5b57\u53d8\u6210\u4e24\u4e2a\u5206\u6570\u3002\u6bd4\u5982 [1.2, -0.5]\uff0c\u4ee3\u8868 \u201c\u662f\u7f8e\u98df\u201d \u7684\u53ef\u80fd\u6027\u66f4\u9ad8\u3002<\/li>\n\n\n\n<li>\u6982\u7387\u8ba1\u7b97\u5668\uff1a\u628a\u5206\u6570\u8f6c\u5316\u4e3a\u767e\u5206\u6bd4\u3002\u6bd4\u5982 [77%, 23%]\uff0c\u8bf4\u660e 77% \u6982\u7387\u662f\u7f8e\u98df\u63cf\u8ff0\uff0c23% \u6982\u7387\u4e0d\u662f\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u6bd4\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u8f93\u5165\uff1a\u201c\u8fd9\u9053\u83dc\u5f88\u597d\u5403\u201d<br>\u8f93\u51fa\uff1a77% \u2192 \u8d34\u6807\u7b7e \u201c\u662f\u7f8e\u98df\u201d<\/pre>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39\u6587\u672c\u751f\u6210<\/strong><\/p>\n\n\n\n<p>\u6587\u672c\u751f\u6210\u7684\u4e3b\u8981\u4f5c\u7528\u662f\u7ed9\u51fa\u5b8c\u6574\u7684\u56de\u7b54\u3002\u4e3b\u8981\u6d41\u7a0b\u5305\u62ec\u201d\u4e2d\u95f4\u5c42\u77e5\u8bc6 \u2192 \u6545\u4e8b\u7eed\u5199\u673a \u2192 \u9010\u8bcd\u521b\u4f5c \u2192 \u5b8c\u6574\u56de\u7b54<\/p>\n\n\n\n<ul>\n<li>\u6545\u4e8b\u7eed\u5199\u673a\uff1a\u5927\u6a21\u578b\u50cf\u4e00\u4e2a\u4f1a\u5199\u6545\u4e8b\u7684\u4eba\uff0c\u5148\u8bb0\u4f4f\u4e2d\u95f4\u5c42\u63d0\u4f9b\u7684\u798f\u5efa\u76f8\u5173\u77e5\u8bc6\uff08\u6bd4\u5982\u6c99\u53bf\u5c0f\u5403\u3001\u4f5b\u8df3\u5899\uff09\u3002<\/li>\n\n\n\n<li>\u9010\u8bcd\u521b\u4f5c\uff1a\u6bcf\u6b21\u53ea\u751f\u6210\u4e00\u4e2a\u8bcd\uff0c\u6839\u636e\u5df2\u5199\u7684\u5185\u5bb9\u51b3\u5b9a\u4e0b\u4e00\u4e2a\u8bcd\u3002\u6bd4\u5982\uff1a\u5f00\u5934\u5199 \u201c\u798f\u5efa\u201d\uff0c\u63a5\u7740\u60f3\u5230 \u201c\u7279\u8272\u201d\uff0c\u7136\u540e\u751f\u6210 \u201c\u6709\u201d\uff0c\u6700\u540e\u8865\u5145 \u201c\u6c99\u53bf\u5c0f\u5403\u201d\u3002<\/li>\n\n\n\n<li>\u6ce8\u610f\u529b\u673a\u5236\uff1a\u5199\u6bcf\u4e2a\u8bcd\u65f6\uff0c\u4f1a\u91cd\u70b9\u5173\u6ce8\u4e4b\u524d\u63d0\u5230\u7684\u5173\u952e\u8bcd\u3002\u6bd4\u5982\u5199 \u201c\u5c0f\u5403\u201d \u65f6\uff0c\u4f1a\u7279\u522b\u6ce8\u610f \u201c\u6c99\u53bf\u201d \u8fd9\u4e2a\u8bcd\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u793a\u4f8b\u8bf4\u660e<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u8f93\u5165\u95ee\u9898\uff1a\u201c\u798f\u5efa\u6709\u4ec0\u4e48\u7279\u8272\uff1f\u201d<br>\u8f93\u51fa\u56de\u7b54\uff1a\u201c\u798f\u5efa\u7684\u7279\u8272\u6709\u6c99\u53bf\u5c0f\u5403\u3001\u4f5b\u8df3\u5899\u7b49\u3002\u201d<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u8f6c\u8f7d\uff1a\u5927\u6a21\u578b\u7684 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