{"id":184,"date":"2025-05-02T10:47:21","date_gmt":"2025-05-02T14:47:21","guid":{"rendered":"https:\/\/businessphysics.ai\/?p=184"},"modified":"2025-05-02T10:47:23","modified_gmt":"2025-05-02T14:47:23","slug":"context-windows-tokens-in-ai-a-simple-explanation","status":"publish","type":"post","link":"https:\/\/businessphysics.ai\/zh\/context-windows-tokens-in-ai-a-simple-explanation\/","title":{"rendered":"AI \u4e2d\u7684\u4e0a\u4e0b\u6587\u8996\u7a97\u8207\u4ee3\u5e63\uff1a\u7c21\u55ae\u89e3\u91cb"},"content":{"rendered":"<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/businessphysics.ai\/wp-content\/uploads\/2025\/05\/tokens-1024x576.jpeg\" alt=\"\" class=\"wp-image-185\" srcset=\"https:\/\/businessphysics.ai\/wp-content\/uploads\/2025\/05\/tokens-1024x576.jpeg 1024w, https:\/\/businessphysics.ai\/wp-content\/uploads\/2025\/05\/tokens-300x169.jpeg 300w, https:\/\/businessphysics.ai\/wp-content\/uploads\/2025\/05\/tokens-768x432.jpeg 768w, https:\/\/businessphysics.ai\/wp-content\/uploads\/2025\/05\/tokens-1536x864.jpeg 1536w, https:\/\/businessphysics.ai\/wp-content\/uploads\/2025\/05\/tokens-2048x1152.jpeg 2048w, https:\/\/businessphysics.ai\/wp-content\/uploads\/2025\/05\/tokens-18x10.jpeg 18w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\u4e0a\u4e0b\u6587\u8996\u7a97<\/strong> \u548c <strong>\u4ee3\u5e63<\/strong> \u662f\u4eba\u5de5\u667a\u80fd\uff0c\u5c24\u5176\u662f\u5927\u578b\u8a9e\u8a00\u6a21\u578b (LLM) \u4e2d\u7684\u5169\u500b\u57fa\u790e\u6982\u5ff5\u3002\u4e86\u89e3\u9019\u4e9b\u6982\u5ff5\u5c07\u66f4\u80fd\u7406\u89e3\u70ba\u4ec0\u9ebc\u4eba\u5de5\u667a\u6167\u6a21\u578b\u4e00\u65e6\u767c\u5c55\u5230\u8db3\u5920\u7684\u7a0b\u5ea6\u4f3c\u4e4e\u5c31\u6703\u300c\u5fd8\u8a18\u300d\u6703\u8a71\u7684\u90e8\u5206\u5167\u5bb9\uff0c\u4ee5\u53ca\u70ba\u4ec0\u9ebc\u8907\u96dc\u7684\u63d0\u793a\u53ef\u80fd\u6703\u88ab\u6a21\u578b\u8aa4\u89e3\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4ec0\u9ebc\u662f\u4ee3\u5e63\uff1f<\/h2>\n\n\n\n<p>\u5728\u4eba\u5de5\u667a\u80fd\u4e2d\uff0c\u4ee3\u5e63\u662f\u4e00\u500b <strong>\u8cc7\u6599\u55ae\u4f4d<\/strong> \u53ef\u80fd\u4ee3\u8868\u4e00\u500b\u5b57\u5143\u3001\u55ae\u5b57\u6216\u8a5e\u7d44\u3002\u60a8\u53ef\u4ee5\u5c07\u5b83\u8996\u70ba\u6a21\u578b\u7528\u4f86\u5efa\u7acb\u7b54\u6848\u7684\u7a4d\u6728\u3002\u901a\u5e38\uff0c\u5728\u82f1\u8a9e\u4e2d\uff0c\u6bcf\u500b token \u76f8\u7576\u65bc 4 \u500b\u5b57\u5143\uff0c\u96d6\u7136\u9019\u4e26\u975e\u5b9a\u5f8b\u3002\u5176\u4ed6\u8a9e\u8a00\u6709\u4e0d\u540c\u7684 token \u5316\u7b49\u503c\uff0c\u800c\u4e14\u4e5f\u53ef\u80fd\u53d6\u6c7a\u65bc AI \u7cfb\u7d71\u672c\u8eab\u3002<\/p>\n\n\n\n<p><strong>\u4ee3\u5e63\u7684\u7bc4\u4f8b\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5b8c\u6574\u7684\u8a5e\u5f59 (\u300c\u623f\u5b50\u300d\u3001\u300c\u8c93\u300d\u3001\u300c\u7f8e\u5999\u300d)<\/li>\n\n\n\n<li>\u8a5e\u7684\u90e8\u5206\uff08\"un-\"\"expect-\"\"-ed\uff09<\/li>\n\n\n\n<li>\u500b\u5225\u5b57\u5143\uff08\u7279\u5225\u662f\u6a19\u9ede\u7b26\u865f\uff0c\u5982\u300c.\u300d\u6216\u300c\uff1f\uff09<\/li>\n\n\n\n<li>\u5b57\u8207\u5b57\u4e4b\u9593\u7684\u7a7a\u683c<\/li>\n<\/ul>\n\n\n\n<p>\u8209\u4f8b\u4f86\u8aaa\uff0c\u300c\u6211\u559c\u6b61\u5b78\u7fd2 AI\uff01\u300d\u9019\u53e5\u8a71\u53ef\u80fd\u6703\u88ab\u5206\u89e3\u6210\u50cf\u9019\u6a23\u7684\u6a19\u8a18\uff1a<\/p>\n\n\n\n<p>\"I\"<br>\u611b<br>\u300c \u5b78\u7fd2\u300d<br>\u300c\u95dc\u65bc\u300d<br>\"AI\"<br>\u201c!\u201d<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u5e63\u70ba\u4f55\u91cd\u8981\uff1f<\/h3>\n\n\n\n<p>\u6a19\u8a18\u6709\u52a9\u65bc AI \u7cfb\u7d71\u66f4\u6709\u6548\u7387\u5730\u8655\u7406\u8a9e\u8a00\u3002\u5b83\u5011\u4e0d\u6703\u8a66\u8457\u53bb\u7406\u89e3\u60a8\u53ef\u80fd\u8f38\u5165\u7684\u6bcf\u500b\u55ae\u5b57\uff0c\u800c\u662f\u4f7f\u7528\u6709\u9650\u7684\u4ee3\u5e63\u8a5e\u5f59\u3002\u9019\u8b93\u5b83\u5011\u7684\u5de5\u4f5c\u66f4\u5bb9\u6613\u7ba1\u7406\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"margin-top:var(--wp--preset--spacing--30);margin-bottom:var(--wp--preset--spacing--30)\">\u4ec0\u9ebc\u662f\u4e0a\u4e0b\u6587\u8996\u7a97\uff1f<\/h2>\n\n\n\n<p>Context Windows \u662f\u67d0\u4e9b\u6a5f\u578b\u6703\u5c07\u60a8\u5728\u5c0d\u8a71\u4e2d\u63d0\u4f9b\u7684\u8cc7\u8a0a\u4fdd\u7559\u5728\u8a18\u61b6\u9ad4\u4e2d\uff0c\u7136\u5f8c\u518d\u56de\u7b54\u7684\u9650\u5236\u3002<\/p>\n\n\n\n<p>\u4e0a\u4e0b\u6587\u8996\u7a97\u4ee3\u8868 AI \u6a21\u578b\u5728\u7522\u751f\u56de\u61c9\u6642\uff0c\u4e00\u6b21\u53ef\u4ee5\u300c\u770b\u5230\u300d\u4e26\u8003\u91cf\u591a\u5c11\u6587\u5b57\uff08\u4ee5\u6587\u5b57\u55ae\u4f4d\u8861\u91cf\uff09\u3002\u5b83\u5305\u62ec<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u60a8\u76ee\u524d\u7684\u554f\u984c\u6216\u8981\u6c42<\/li>\n\n\n\n<li>\u5c0d\u8a71\u4e2d\u7684\u5148\u524d\u8a0a\u606f<\/li>\n\n\n\n<li>\u60a8\u5206\u4eab\u7684\u4efb\u4f55\u6587\u4ef6\u6216\u8cc7\u8a0a<\/li>\n\n\n\n<li>AI \u81ea\u5df1\u5148\u524d\u7684\u56de\u61c9<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u70ba\u4ec0\u9ebc\u4e0a\u4e0b\u6587\u8996\u7a97\u5f88\u91cd\u8981\uff1f<\/h3>\n\n\n\n<p>\u4e0a\u4e0b\u6587\u8996\u7a97\u7684\u91cd\u8981\u6027\u5728\u65bc\u5b83\u5011\u6703\u5f71\u97ff\u8f38\u51fa\/\u7b54\u6848\u7684\u54c1\u8cea\u3002\u6bd4\u65b9\u8aaa\uff0c\u4eba\u5de5\u667a\u80fd\u7684\u4e0a\u4e0b\u6587\u8996\u7a97\u662f 8000 \u500b\u5b57\u5143\uff08\u7d04 6K \u500b\u5b57\uff09\uff0c\u5b83\u53ea\u80fd\u8003\u616e\u9019\u500b\u6578\u91cf\u7684\u4e0a\u4e0b\u6587\u4f86\u7522\u751f\u7b54\u6848\u3002\u5728\u9019\u500b\u4e0a\u4e0b\u6587\u8996\u7a97\u4e4b\u5916\u7684\u6240\u6709\u5167\u5bb9\uff0c\u5c0d\u4eba\u5de5\u667a\u80fd\u4f86\u8aaa\u5be6\u969b\u4e0a\u90fd\u662f\u4e0d\u53ef\u898b\u7684\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u77ad\u89e3\u9019\u4e9b\u6982\u5ff5\u7684\u4e00\u4e9b\u5be6\u969b\u597d\u8655\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5982\u679c\u60a8\u5206\u6790\u9577 <strong>\u6587\u4ef6<\/strong>, \u60a8\u53ef\u80fd\u9700\u8981\u5728\u4e0a\u4e0b\u6587\u8996\u7a97\u4e2d\u9032\u884c\u7e3d\u7d50\uff0c\u5c07\u5176\u5206\u5272\u6210\u8f03\u5c0f\u7684\u90e8\u5206\uff0c\u7136\u5f8c\u5c0d\u9019\u4e9b\u90e8\u5206\u9032\u884c\u5206\u6790\uff0c\u4e26\u5c07\u91cd\u9ede\u653e\u5728\u91cd\u8981\u90e8\u5206\u4e0a<\/li>\n\n\n\n<li>\u9069\u7528\u65bc <strong>\u5275\u610f\u5beb\u4f5c<\/strong>\u5982\u679c\u60a8\u6b63\u5728\u7de8\u5beb\u4e00\u500b\u6545\u4e8b\uff0c\u60a8\u53ef\u80fd\u60f3\u8981\u8a18\u9304\u4e0a\u4e0b\u6587\u8996\u7a97\u7684\u4f7f\u7528\u91cf\uff0c\u4e0d\u6642\u5237\u65b0\u5c0d\u8a71\u5167\u5bb9\uff0c\u4e26\u7e3d\u7d50\u4e4b\u524d\u7684\u7ae0\u7bc0\uff0c\u4ee5\u78ba\u4fdd\u9023\u7e8c\u6027\uff0c\u540c\u6642\u7bc0\u7701\u4ee3\u5e63\u3002<\/li>\n\n\n\n<li>\u9069\u7528\u65bc <strong>\u6253\u78bc<\/strong> \u5c08\u6848\u4e2d\uff0c\u60a8\u8981\u78ba\u4fdd\u53ea\u63d0\u4f9b\u5fc5\u8981\u7684\u60c5\u5883\u4ee5\u9054\u6210\u76ee\u6a19\u3002\u8eab\u70ba\u4e00\u500b\u4f7f\u7528 AI \u7a0b\u5f0f\u8a2d\u8a08\u7684\u4eba\uff0c\u5f88\u5bb9\u6613\u5c31\u6703\u5077\u61f6\uff0c\u63d0\u4f9b\u592a\u591a\u6216\u592a\u5c11\u95dc\u65bc\u60a8\u60f3\u8981\u89e3\u6c7a\u7684\u554f\u984c\u7684\u8cc7\u8a0a\u3002\u7136\u800c\uff0c\u9019\u4e0d\u6703\u7522\u751f\u6700\u4f73\u7684\u7d50\u679c\uff0c\u751a\u81f3\u53ef\u80fd\u6703\u5c0d\u60a8\u9020\u6210\u66f4\u591a\u7684\u969c\u7919\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"margin-top:var(--wp--preset--spacing--30);margin-bottom:0\">\u4f7f\u7528\u4e0a\u4e0b\u6587\u8996\u7a97\u7684\u7b56\u7565<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8981\u7c21\u6f54\uff1a<\/strong> \u6e05\u695a\u4f46\u6709\u6548\u7387\u5730\u6e9d\u901a\uff0c\u4ee5\u7bc0\u7701\u4ee3\u5e63\u3002<\/li>\n\n\n\n<li><strong>\u6392\u5b9a\u8cc7\u8a0a\u7684\u512a\u5148\u9806\u5e8f\uff1a<\/strong> \u5148\u5305\u542b\u6700\u91cd\u8981\u7684\u7d30\u7bc0\u3002<\/li>\n\n\n\n<li><strong>\u76e1\u53ef\u80fd\u7e3d\u7d50\uff1a<\/strong> \u8207\u5176\u8cbc\u4e0a\u6574\u4efd\u6587\u4ef6\uff0c\u4e0d\u5982\u8003\u616e\u5206\u4eab\u4e00\u4efd\u5305\u542b\u91cd\u9ede\u7684\u6458\u8981\u3002<\/li>\n\n\n\n<li><strong>\u6e05\u7406\uff1a<\/strong> \u5728\u9577\u6642\u9593\u7684\u5c0d\u8a71\u4e2d\uff0c\u7576\u4e0a\u4e0b\u6587\u8b8a\u5f97\u96dc\u4e82\u7121\u7ae0\uff0c\u5145\u65a5\u8457\u7121\u95dc\u7684\u8cc7\u8a0a\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u91cd\u65b0\u958b\u59cb\u3002<\/li>\n\n\n\n<li><strong>\u7d44\u7e54\u60a8\u7684\u554f\u984c\uff1a<\/strong> \u6709\u689d\u7406\u3001\u5177\u9ad4\u7684\u554f\u984c\u6709\u52a9\u65bc AI \u77ad\u89e3\u60a8\u7684\u9700\u6c42\uff0c\u800c\u4e0d\u9700\u8981\u984d\u5916\u7684\u53cd\u8986\u8a62\u554f\u3002<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"margin-top:var(--wp--preset--spacing--30)\">\u7e3d\u7d50<\/h2>\n\n\n\n<p>\u5728\u5617\u8a66\u8207 AI \u5408\u4f5c\u6642\uff0c\u4ee3\u5e63 (Tokens) \u548c\u60c5\u5883\u8996\u7a97 (Context Windows) \u662f\u9700\u8981\u5b78\u7fd2\u7684\u91cd\u8981\u6982\u5ff5\u3002\u77ad\u89e3\u9019\u4e9b\u6982\u5ff5\u5c07\u6709\u52a9\u65bc\u60a8\u8207 AI \u6a21\u578b\u9032\u884c\u66f4\u597d\u7684\u6e9d\u901a\uff0c\u5145\u5206\u767c\u63ee\u5b83\u5011\u7684\u6f5b\u529b\uff0c\u4e26\u5728\u5b83\u5011\u7684\u9650\u5236\u7bc4\u570d\u5167\u5de5\u4f5c\u3002\u96a8\u8457\u4eba\u5de5\u667a\u6167\u6280\u8853\u7684\u9032\u6b65\uff0c\u60c5\u5883\u8996\u7a97\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u5927\uff0c\u4ee3\u5e63\u8655\u7406\u4e5f\u8b8a\u5f97\u66f4\u6709\u6548\u7387\uff0c\u4f46\u9019\u4e9b\u6982\u5ff5\u4ecd\u662f\u6211\u5011\u8207\u4eba\u5de5\u667a\u6167\u8a9e\u8a00\u4e92\u52d5\u7684\u6838\u5fc3\u3002<\/p>\n\n\n\n<div class=\"wp-block-group has-global-padding is-layout-constrained wp-block-group-is-layout-constrained\">\n<h3 class=\"wp-block-heading\" style=\"margin-top:var(--wp--preset--spacing--40)\">\u8cc7\u6e90\uff1a<\/h3>\n\n\n\n<p><strong>\u4ee3\u5e63\uff1a<\/strong><\/p>\n\n\n\n<p>DataCamp\uff1a <a href=\"https:\/\/www.datacamp.com\/blog\/what-is-tokenization\">https:\/\/www.datacamp.com\/blog\/what-is-tokenization<\/a><br>\u5fae\u8edf\uff1a <a href=\"https:\/\/learn.microsoft.com\/en-us\/dotnet\/ai\/conceptual\/understanding-tokens\">https:\/\/learn.microsoft.com\/en-us\/dotnet\/ai\/conceptual\/understanding-tokens<\/a><br>Lighton\uff1a <a href=\"https:\/\/www.lighton.ai\/lighton-blogs\/the-magic-of-tokens-in-generative-ai-a-deep-dive\">https:\/\/www.lighton.ai\/lighton-blogs\/the-magic-of-tokens-in-generative-ai-a-deep-dive<\/a><br><br><strong>\u4e0a\u4e0b\u6587\u8996\u7a97\uff1a<\/strong><br><br>IBM\uff1a <a href=\"https:\/\/www.ibm.com\/think\/topics\/context-window\">https:\/\/www.ibm.com\/think\/topics\/context-window<\/a><br>\u9ea5\u80af\u932b\uff1a <a href=\"https:\/\/www.mckinsey.com\/featured-insights\/mckinsey-explainers\/what-is-a-context-window\">https:\/\/www.mckinsey.com\/featured-insights\/mckinsey-explainers\/what-is-a-context-window<\/a><br>\u5167\u6bd4\u65af <a href=\"https:\/\/nebius.com\/blog\/posts\/context-window-in-ai\">https:\/\/nebius.com\/blog\/posts\/context-window-in-ai<\/a><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Context windows and tokens are two foundational concepts in AI, especially in Large Language Models (LLMs). Understanding these concepts will make more sense of why AI models seem to \u201cforget\u201d parts of the conversation once developed enough as well as why complex prompts can be misinterpreted by the model. What are Tokens ? In AI, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[47,46,45],"class_list":["post-184","post","type-post","status-publish","format-standard","hentry","category-ai-article","tag-ai","tag-context-windows","tag-tokens"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Context Windows &amp; Tokens in AI: A Simple Explanation - Business Physics AI Lab<\/title>\n<meta name=\"description\" content=\"What are Context Windows in AI? What exactly are tokens in AI ? In this short article, we explore those topics simply explained!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/businessphysics.ai\/zh\/context-windows-tokens-in-ai-a-simple-explanation\/\" \/>\n<meta property=\"og:locale\" content=\"zh_HK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Context Windows &amp; Tokens in AI: A Simple Explanation - Business Physics AI Lab\" \/>\n<meta property=\"og:description\" content=\"What are Context Windows in AI? What exactly are tokens in AI ? 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