{"id":4427,"date":"2023-11-21T16:29:30","date_gmt":"2023-11-21T08:29:30","guid":{"rendered":"http:\/\/www.sniper97.cn\/?p=4427"},"modified":"2024-11-26T15:38:00","modified_gmt":"2024-11-26T07:38:00","slug":"%e3%80%90%e6%b7%b1%e5%ba%a6%e5%ad%a6%e4%b9%a0%e7%ac%94%e8%ae%b0%e3%80%91baichuan2","status":"publish","type":"post","link":"http:\/\/www.sniper97.cn\/index.php\/note\/deep-learning\/note-deep-learning\/4427\/","title":{"rendered":"\u3010\u6df1\u5ea6\u5b66\u4e60\u7b14\u8bb0\u3011Baichuan2"},"content":{"rendered":"\n\n\n<h2 class=\"wp-block-heading\" id=\"aioseo-\">\u6a21\u578b\u7ec6\u8282<\/h2>\n\n\n\n<p>\u8bcd\u8868\u4ece140~2000\u5de6\u53f3\uff0c\u7559\u4e86\u8d85\u8fc72000\u4e2a\u4fdd\u7559token\uff0c\u5176\u4e2d195\u3001196\u5206\u522b\u88ab\u7528\u6765\u5f53\u505auser token id \u548c assistant token id\u3002<\/p>\n\n\n\n<p>base\u6a21\u578b\u7684\u62fc\u63a5\u65b9\u5f0f\u4e3a\uff1a<\/p>\n\n\n\n<p>chat\u6a21\u578b\u7684\u62fc\u63a5\u65b9\u5f0f\u4e3a\uff1a system prompt + user token id + user prompt + assistant token id + model response + eos token id<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"aioseo-\">\u6570\u636e\u7b5b\u9009<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"aioseo-\"><strong>\u6570\u636e\u591a\u6837\u6027<\/strong><\/h3>\n\n\n\n<ol>\n<li>\u4ece\u4e0d\u540c\u7684\u6765\u6e90\u83b7\u53d6\u6570\u636e\uff0c\u5efa\u7acb\u4e00\u4e2a\u7c7b\u76ee\u4f53\u7cfb\uff0c\u53ef\u4ee5\u63d0\u5347\u5bf9\u6574\u4f53\u6570\u636e\u5206\u5e03\u7684\u628a\u63a7\uff0c\u65b9\u4fbf\u540e\u7eed\u589e\u51cf\u3002<\/li>\n\n\n\n<li>\u8fdb\u884c\u805a\u7c7b\u548c\u53bb\u91cd\uff0c\u53ef\u4ee5\u901a\u8fc7LSH\u5c40\u90e8\u654f\u611f\u6216\u8005\u7a20\u5bc6\u5411\u91cf\u4f5c\u4e3a\u805a\u7c7b\u7279\u5f81\uff0cLSH\u66f4\u5feb\u4e00\u4e9b\uff0c\u4f46\u5411\u91cf\u53ef\u4ee5\u66f4\u597d\u5730\u7f16\u7801\u8bed\u4e49\u3002<strong>\u4f46\u8fd9\u91cc\u6709\u4e2a\u95ee\u9898\u662f\u9700\u8981\u5361\u9608\u503c<\/strong>\uff0c\u53bb\u91cd\u8fc7\u731b\u4f1a\u5f71\u54cd\u591a\u6837\u6027\u964d\u4f4e\u6cdb\u5316\u80fd\u529b\u3002\u56e0\u6b64\u767e\u5ddd\u9009\u62e9\u7684\u505a\u6cd5\u662f\u53bb\u9664\u4e00\u90e8\u5206\uff0c\u5e76\u5bf9\u5269\u4f59\u7684\u6837\u672c\u6253\u5206\uff0c\u4f5c\u4e3a\u9884\u8bad\u7ec3\u65f6\u91c7\u6837\u7684\u6743\u91cd\u3002\u4ece\u7f8e\u56e2\u7684\u5b9e\u9a8c\u6765\u770b\uff0c\u4f4e\u9608\u503c\u53bb\u91cd&lt;\u9ad8\u9608\u503c\u53bb\u91cd&lt;\u4e2d\u9608\u503c\u53bb\u91cd\uff0c\u5e94\u8be5\u4e5f\u662f\u56e0\u4e3a\u9ad8\u9608\u503c\u53bb\u91cd\u4f1a\u727a\u7272\u591a\u6837\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<h3 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class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"786\" height=\"770\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-2.png\" alt=\"\" class=\"wp-image-4431\" style=\"width:465px;height:456px\" srcset=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-2.png 786w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-2-300x294.png 300w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-2-768x752.png 768w\" sizes=\"(max-width: 786px) 100vw, 786px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"aioseo-\">\u6570\u636e\u8fc7\u6ee4<\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"605\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-3-1024x605.png\" alt=\"\" class=\"wp-image-4432\" style=\"width:670px;height:396px\" srcset=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-3-1024x605.png 1024w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-3-300x177.png 300w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-3-768x453.png 768w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-3.png 1304w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"aioseo-tokenizer\">tokenizer<\/h2>\n\n\n\n<ol>\n<li>\u5bf9\u539f\u59cb\u6570\u636e\u4e0d\u505a\u4efb\u4f55\u5f52\u4e00\u5316<\/li>\n\n\n\n<li>\u628a\u6570\u5b57\u5b8c\u5168\u62c6\u5f00\uff0c\u53ef\u4ee5\u66f4\u597d\u7406\u89e3\u6570\u503c\u6570\u636e<\/li>\n\n\n\n<li>\u4e3a\u4e86\u4ee3\u7801\u6570\u636e\uff0c\u4e13\u95e8\u589e\u52a0\u7a7a\u683ctoken<\/li>\n\n\n\n<li>\u8986\u76d6\u7387\u57280.9999\uff0c\u53ea\u6709\u5c11\u91cffall 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id=\"aioseo-\">\u8bad\u7ec3<\/h2>\n\n\n\n<ol>\n<li>\u6df7\u5408\u7cbe\u5ea6\u8bad\u7ec3<\/li>\n\n\n\n<li>\u5bf9\u8f93\u51falogit\u8fdb\u884c\u6807\u51c6\u5316\uff08\u7c7b\u4f3c\u4e8e\u505a\u4e00\u4e2a\u95e8\u63a7\u673a\u5236\uff09\u3002\u7531\u4e8e\u4f4e\u9891token\u5728\u8bad\u7ec3\u65f6\u6a21\u957f\u4f1a\u53d8\u77ed\uff0c\u56e0\u6b64\u4f7f\u7528\u6807\u51c6\u5316\u6765\u6d88\u9664\u4e00\u90e8\u5206\u4f4e\u9891token\u7684\u5f71\u54cd\u3002\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\u4f1a\u52a0\u5febloss\u4e0b\u964d\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528max-z loss\u62c9\u4f4e\u6a21\u578b\u7684logit\uff0c\u63d0\u9ad8\u6a21\u578b\u5bf9\u8d85\u53c2\u7684\u9c81\u68d2\u6027\u3002<\/li>\n<\/ol>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"419\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-4-1024x419.png\" alt=\"\" class=\"wp-image-4434\" style=\"width:670px;height:273px\" srcset=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-4-1024x419.png 1024w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-4-300x123.png 300w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-4-768x314.png 768w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-4.png 1456w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">NormHead\u4ee3\u7801(1)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"656\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-5-1024x656.png\" alt=\"\" class=\"wp-image-4435\" style=\"width:661px;height:423px\" srcset=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-5-1024x656.png 1024w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-5-300x192.png 300w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-5-768x492.png 768w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-5.png 1342w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">NormHead\u4ee3\u7801(2)<\/figcaption><\/figure><\/div>\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"920\" height=\"902\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-6.png\" alt=\"\" class=\"wp-image-4436\" style=\"width:449px;height:439px\" srcset=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-6.png 920w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-6-300x294.png 300w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-6-768x753.png 768w\" sizes=\"(max-width: 920px) 100vw, 920px\" \/><figcaption class=\"wp-element-caption\">\u6dfb\u52a0\u540e\u4f1a\u66f4\u5feb\u4e0b\u964d<\/figcaption><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"aioseo-sft\">SFT<\/h2>\n\n\n\n<ol>\n<li>\u6570\u636e\u8d28\u91cf\uff1a\u91c7\u7528\u62bd\u68c0\u7684\u65b9\u5f0f\u8fdb\u884c\u8d28\u91cf\u628a\u63a7\uff0c\u62bd\u4e00\u6279\u6570\u636e\u68c0\u67e5\uff0c\u4e0d\u5408\u683c\u5168\u90e8\u9000\u56de\u3002<\/li>\n\n\n\n<li>\u6570\u636e\u6570\u91cf\uff1a100k<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"aioseo-scaling-law\">scaling law<\/h2>\n\n\n\n<p>\u9a8c\u8bc1\u4e86\u591a\u4e2a\u6a21\u578b\u7684loss\u4e0b\u964d\u8d8b\u52bf\uff0c\u51c6\u786e\u7684\u9884\u6d4b\u4e867B\u548c13B\u6700\u7ec8\u7684\u6536\u655b\u4f4d\u7f6e\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1004\" height=\"1004\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-7.png\" alt=\"\" class=\"wp-image-4437\" style=\"width:511px;height:511px\" srcset=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-7.png 1004w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-7-300x300.png 300w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-7-150x150.png 150w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-7-768x768.png 768w\" sizes=\"(max-width: 1004px) 100vw, 1004px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\" id=\"aioseo-\">\u5927\u529b\u51fa\u5947\u8ff9<\/h2>\n\n\n\n<p>\u53ef\u4ee5\u770b\u51fabaichuan2\u5728baichaun1\u7684\u4f4d\u7f6e\u65f6\uff0c\u548c1\u7684\u6027\u80fd\u57fa\u672c\u4e00\u81f4\uff0c\u5927\u529b\u51fa\u5947\u8ff9\u3002<\/p>\n\n\n\n<p>\u540c\u65f6\u4e5f\u53ef\u4ee5\u770b\u51fa\u6a21\u578b\u7684\u6027\u80fd\u5728200~500Btoken\u65f6\uff0c\u6709\u8fc7\u4e00\u4e2a\u5f88\u5f3a\u7684\u80fd\u529b\u6d8c\u73b0\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"787\" src=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-8-1024x787.png\" alt=\"\" class=\"wp-image-4438\" style=\"width:568px;height:436px\" srcset=\"http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-8-1024x787.png 1024w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-8-300x230.png 300w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-8-768x590.png 768w, http:\/\/www.sniper97.cn\/wp-content\/uploads\/2023\/11\/image-8.png 1380w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<h1 class=\"wp-block-heading\" id=\"aioseo-\">\u5f15\u7528<\/h1>\n\n\n\n<ol>\n<li>Baichuan2 tech report: <a href=\"https:\/\/cdn.baichuan-ai.com\/paper\/Baichuan2-technical-report.pdf\">https:\/\/cdn.baichuan-ai.com\/paper\/Baichuan2-technical-report.pdf<\/a><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>\u6a21\u578b\u7ec6\u8282 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[&hellip;]<\/p>\n","protected":false},"author":2,"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":[9],"tags":[],"views":3928,"_links":{"self":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/4427"}],"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\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/comments?post=4427"}],"version-history":[{"count":4,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/4427\/revisions"}],"predecessor-version":[{"id":4482,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/posts\/4427\/revisions\/4482"}],"wp:attachment":[{"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/media?parent=4427"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/categories?post=4427"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.sniper97.cn\/index.php\/wp-json\/wp\/v2\/tags?post=4427"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}