{"id":19026,"date":"2021-07-05T23:58:44","date_gmt":"2021-07-05T15:58:44","guid":{"rendered":"https:\/\/blog.tibame.com\/?p=19026"},"modified":"2021-08-16T14:10:13","modified_gmt":"2021-08-16T06:10:13","slug":"%e3%80%90ai60%e5%95%8f%e3%80%91q36%e6%b7%b1%e5%ba%a6%e5%ad%b8%e7%bf%92%e4%b8%ad%e7%9a%84%e9%a1%9e%e7%a5%9e%e7%b6%93%e7%b6%b2%e8%b7%af%e6%98%af%e4%bb%80%e9%ba%bc","status":"publish","type":"post","link":"https:\/\/blog.tibame.com\/?p=19026","title":{"rendered":"\u3010AI60\u554f\u3011Q36\u6df1\u5ea6\u5b78\u7fd2\u4e2d\u7684\u985e\u795e\u7d93\u7db2\u8def\u662f\u4ec0\u9ebc\uff1f"},"content":{"rendered":"\n<p>\u300c\u6df1\u5ea6\u5b78\u7fd2\u662f\u8b93\u6a5f\u5668\u6a21\u64ec\u4eba\u8166\u7684\u904b\u4f5c\u65b9\u5f0f\uff0c\u9032\u800c\u548c\u4eba\u985e\u4e00\u6a23\u5177\u5099\u5b78\u7fd2\u7684\u80fd\u529b\u3002\u300d\uff0c\u6703\u9019\u9ebc\u89e3\u91cb\u662f\u56e0\u70ba\u6df1\u5ea6\u5b78\u7fd2\u4e2d\uff0c\u4eba\u985e\u63d0\u4f9b\u7684\u51fd\u6578\u96c6\u662f\u7531\u985e\u795e\u7d93\u7db2\u7d61\uff08artificial neural network\uff09\u7684\u7d50\u69cb\u6240\u5b9a\u7fa9\u3002<\/p>\n\n\n\n<p> \u300c<strong>\u7c21\u55ae\u8aaa\uff0c\u6df1\u5ea6\u5b78\u7fd2\u5c31\u662f\u4e00\u500b\u51fd\u6578\u96c6\uff0c\u5982\u6b64\u800c\u5df2\u3002<\/strong>\u300d \u985e\u795e\u7d93\u7db2\u7d61\u548c\u4eba\u8166\u78ba\u5be6\u6709\u5e7e\u5206\u76f8\u4f3c\u4e4b\u8655\uff0c\u6211\u5011\u90fd\u77e5\u9053\u4eba\u8166\u662f\u7531\u795e\u7d93\u5143\uff08neuron\uff09\u6240\u69cb\u6210\uff0c\u985e\u795e\u7d93\u7db2\u7d61\u4e5f\u662f\u7531\u300c\u795e\u7d93\u5143\u300d\u9023\u63a5\u800c\u6210\u3002 <\/p>\n\n\n\n<p>\u985e\u795e\u7d93\u7db2\u8def\u662f\u6307\u4e00\u5806\u51fd\u6578\u7684\u96c6\u5408\uff0c\u6211\u5011\u4e1f\u9032\u4e00\u5806\u6578\u503c\uff0c\u6574\u500b\u7db2\u8def\u5c31\u8f38\u51fa\u4e00\u5806\u6578\u503c\uff0c\u5f9e\u5176\u4e2d\u627e\u51fa\u6700\u597d\u7684\u7d50\u679c\uff0c\u4e5f\u5c31\u662f\u6a5f\u5668\u904b\u7b97\u51fa\u4f86\u7684\u6700\u4f73\u89e3\u3002<\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u985e\u795e\u7d93\u7db2\u7d61\u4e2d\u7684\u795e\u7d93\u5143\u69cb\u9020\u53ca\u5176\u904b\u4f5c\u65b9\u5f0f\u5982\u5716 36-1\u3002\u6bcf\u500b\u795e\u7d93\u5143\u90fd\u662f\u4e00\u500b\u7c21\u55ae\u7684\u51fd\u6578\uff0c\u9019\u4e9b\u51fd\u6578\u7684\u8f38\u5165\u662f\u4e00\u7d44\u6578\u503c\uff08\u4e5f\u5c31\u662f\u4e00\u500b\u5411\u91cf\uff09\uff0c\u8f38\u51fa\u662f\u4e00\u500b\u6578\u503c\u3002\u8a72\u795e\u7d93\u5143\u7684\u8f38\u5165\u70ba\u5de6\u5074\u6a58\u8272\u6846\u5167\u76842\u3001-1\u30011\u4e09\u500b\u6578\u503c\uff0c\u8f38\u51fa\u7232\u53f3\u5074\u85cd\u8272\u6846\u5167\u7684\u6578\u503c4\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"740\" height=\"540\" src=\"https:\/\/blog.wiedu.tw\/wp-content\/uploads\/2021\/06\/week9\u88fd\u5716_36.png\" alt=\"\" class=\"wp-image-19027\" srcset=\"https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/06\/week9\u88fd\u5716_36.png 740w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/06\/week9\u88fd\u5716_36-300x219.png 300w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/06\/week9\u88fd\u5716_36-585x427.png 585w\" sizes=\"(max-width: 740px) 100vw, 740px\" \/><figcaption>\u571636-1\u985e\u795e\u7d93\u7db2\u7d61\u4e2d\u55ae\u4e00\u795e\u7d93\u5143\u53ca\u5176\u904b\u4f5c\u65b9\u5f0f\u3002 <\/figcaption><\/figure>\n\n\n\n<p>\u90a3\u9ebc\uff0c\u795e\u7d93\u5143\u662f\u5982\u4f55\u904b\u4f5c\u7684\u5462\uff1f <\/p>\n\n\n\n<p>\u6bcf\u500b\u8f38\u5165\u90fd\u6709\u4e00\u500b\u5c0d\u61c9\u7684\u6b0a\u91cd\uff08weight\uff09\uff0c\u5716 36-1\u4e2d\u6bcf\u500b\u8f38\u5165\u5c0d\u61c9\u7684\u6b0a\u91cd\uff0c\u5206\u5225\u70ba\u7070\u8272\u6846\u5167\u76841\u3001-2\u3001-1 \u4e09\u500b\u6578\u503c\u3002\u5148\u5c07\u6bcf\u500b\u8f38\u5165\u6578\u503c\u548c\u5176\u5c0d\u61c9\u6b0a\u91cd\u76f8\u4e58\u5f8c\u52a0\u7e3d\uff0c\u518d\u52a0\u4e0a\u7da0\u8272\u6846\u5167\u7684\u95be\u503c\uff08bias\uff09\u5f8c\uff0c\u5176\u7e3d\u548c\u4fbf\u6210\u70ba\u795e\u7d93\u5143\u4e2d\u555f\u52d5\u51fd\u6578\uff08activation function\uff09\u7684\u8f38\u5165\u3002\u5716 36-1\u4e2d\u555f\u52d5\u51fd\u6578\u7684\u8f38\u5165\u662f4\uff0c\u4e5f\u5c31\u662f2\u00d71+\uff08\u22121\uff09\u00d7\uff08\u22122\uff09+1\u00d7\uff08\u22121\uff09+1= 4\u3002<\/p>\n\n\n\n<p>\u555f\u52d5\u51fd\u6578\u662f\u7531\u4eba\u985e\u4e8b\u5148\u5b9a\u7fa9\u597d\u7684\u975e\u7dda\u6027\u51fd\u6578\uff0c\u5176\u8f38\u5165\u548c\u8f38\u51fa\u90fd\u662f\u4e00\u500b\u6578\u503c\uff0c\u800c\u5176\u8f38\u51fa\u5c31\u662f\u795e\u7d93\u5143\u7684\u8f38\u51fa\u3002\u5716 36-1\u4e2d\u7684\u555f\u52d5\u51fd\u6578\uff0c \u5176\u8f38\u5165\u548c\u8f38\u51fa\u7684\u95dc\u4fc2\u5982\u85cd\u8272\u5713\u57df\u6240\u793a\uff08\u6a6b\u8ef8\u4ee3\u8868\u8f38\u5165\u3001\u7e31\u8ef8\u4ee3\u8868\u8f38\u51fa\uff09\uff0c\u5176\u4e2d\u7576\u8f38\u5165\u5c0f\u65bc0 \u6642\uff0c\u8f38\u51fa\u72320\uff1b\u7576\u8f38\u5165\u5927\u65bc0 \u6642\uff0c\u8f38\u51fa\u7b49\u65bc\u8f38\u5165\u3002\u9019\u7a2e\u555f\u52d5\u51fd\u6578\u7a31\u70ba\u6574\u6d41\u7dda\u6027\u55ae\u5143\uff08rectified linear unit\uff0cReLU\uff09\uff0c\u662f\u76ee\u524d\u5e38\u7528\u7684\u4e00\u7a2e\u555f\u52d5\u51fd\u6578\u3002\u5716 36-1\u4e2d\u7684\u555f\u52d5\u51fd\u6578\u8f38\u5165\u70ba4\uff0c\u56e0\u70ba\u5927\u65bc0\uff0c\u6545\u795e\u7d93\u5143\u7684\u8f38\u51fa\u5c31\u662f4\u3002\u795e\u7d93\u5143\u4e2d\u7684\u6b0a\u91cd\u548c\u95be\u503c\u90fd\u7a31\u70ba\u53c3\u6578\uff08parameter\uff09\uff0c\u5b83\u5011\u6c7a\u5b9a\u4e86\u795e\u7d93\u5143\u7684\u904b\u4f5c\u65b9\u5f0f\u3002<\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" 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class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u77ad\u89e3\u795e\u7d93\u5143\u5f8c\uff0c\u63a5\u8457\u4f86\u770b\u985e\u795e\u7d93\u7db2\u7d61\u3002\u985e\u795e\u7d93\u7db2\u7d61\u7531\u5f88\u591a\u795e\u7d93\u5143\u9023\u63a5\u800c\u6210\uff0c\u4eba\u985e\u53ea\u9700\u8981\u6c7a\u5b9a\u985e\u795e\u7d93\u7db2\u7d61\u7684\u9023\u7d50\u65b9\u5f0f\uff0c\u6a5f\u5668\u53ef\u4ee5\u81ea\u5df1\u6839\u64da\u8a13\u7df4\u8cc7\u6599\u627e\u51fa\u6bcf\u500b\u795e\u7d93\u5143\u7684\u53c3\u6578\u3002<\/p>\n\n\n\n<p>\u5716 36-2\u662f\u4e00\u500b\u985e\u795e\u7d93\u7db2\u7d61\u7684\u4f8b\u5b50\uff0c\u4e0a\u65b9\u7684\u985e\u795e\u7d93\u7db2\u7d61\u5171\u6709\u516d\u500b\u795e\u7d93\u5143\uff0c\u5206\u5225\u6392\u6210\u4e09\u6392\uff0c\u6a58\u8272\u65b9\u584a\u4ee3\u8868\u5916\u754c\u7684\u8f38\u5165\uff0c\u5916\u754c\u7684\u8f38\u5165\u53ef\u4ee5\u662f\u5716\u7247\u3001\u8072\u97f3\u8a0a\u865f\u6216\u68cb\u76e4\u4e0a\u68cb\u5b50\u7684\u4f4d\u7f6e\u7b49\u7b49\uff0c\u53ea\u8981\u80fd\u4ee5\u5411\u91cf\uff08\u4e00\u7d44\u6578\u5b57\uff09\u8868\u793a\u5373\u53ef\u3002<\/p>\n\n\n\n<p>\u4ee5\u5716\u7247\u70ba\u4f8b\uff0c\u4e00\u5f3528\u00d728 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<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/blog.wiedu.tw\/wp-content\/uploads\/2021\/07\/Q36-1-1024x595.png\" alt=\"\" class=\"wp-image-19328\" width=\"590\" height=\"343\" srcset=\"https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/07\/Q36-1-1024x595.png 1024w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/07\/Q36-1-300x174.png 300w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/07\/Q36-1-768x446.png 768w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/07\/Q36-1-1920x1115.png 1920w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/07\/Q36-1-1170x679.png 1170w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/07\/Q36-1-585x340.png 585w\" sizes=\"(max-width: 590px) 100vw, 590px\" \/><figcaption> \u5716 36-2\u5716\u4e0a\u65b9\u70ba\u4e00\u5b8c\u5168\u9023\u63a5\u524d\u994b\u5f0f\u7db2\u7d61\u7d50\u69cb\uff0c\u4e0b\u65b9\u7232\u5169\u7d44\u4e0d\u540c\u7684\u53c3\u6578\u793a\u4f8b\uff0c\u5206\u5225\u4ee3\u8868\u5169\u500b\u4e0d\u540c\u7684\u51fd\u6578\u3002\u8f38\u5165\u540c\u6a23\u7684\u6578\u503c\uff0c\u5de6\u4e0b\u548c\u53f3\u4e0b\u7684\u795e\u7d93\u7db2\u7d61\u6703\u6709\u4e0d\u540c\u7684\u8f38\u51fa\u3002 <\/figcaption><\/figure><\/div>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>\u5716 36-2\u9019\u7a2e\u985e\u795e\u7d93\u7db2\u7d61\u7d50\u69cb\uff0c\u7a31\u70ba\u5b8c\u5168\u9023\u63a5\u524d\u994b\u5f0f\u7db2\u7d61\uff08fully connected feed forward network\uff09\u3002<\/p>\n\n\n\n<p>\u5728\u9019\u7a2e\u67b6\u69cb\u4e2d\uff0c\u795e\u7d93\u5143\u6392\u6210\u4e00\u6392\u4e00\u6392\uff0c\u6bcf\u6392\u7a31\u70ba\u4e00\u300c\u5c64\u300d\uff08layer\uff09\uff0c\u6bcf\u5c64\u795e\u7d93\u5143\u7684\u8f38\u51fa\u7232\u4e0b\u4e00\u5c64\u5404\u795e\u7d93\u5143\u7684\u8f38\u5165\uff0c\u6700\u5f8c\u4e00\u5c64\u7a31\u7232\u300c\u8f38\u51fa\u5c64\u300d\uff08output layer\uff09\uff0c\u5176\u4ed6\u5c64\u5247\u7a31\u4e4b\u70ba\u300c\u96b1\u85cf\u5c64\u300d\uff08hidden layer\uff09\u3002\u6240\u8b02\u6df1\u5ea6\u5b78\u7fd2\u7684\u300c\u6df1\u300d\uff0c\u610f\u5473\u8457\u6709\u5f88\u591a\u7684\u96b1\u85cf\u5c64\u3002<\/p>\n\n\n\n<p>\u7576\u985e\u795e\u7d93\u7db2\u7d61\u4e2d\u6bcf\u500b\u795e\u7d93\u5143\u53c3\u6578\u90fd\u78ba\u5b9a\u6642\uff0c\u8a72\u985e\u795e\u7d93\u7db2\u7d61\u5c31\u662f\u4e00\u500b\u975e\u5e38\u8907\u96dc\u7684\u51fd\u6578\u3002\u540c\u6a23\u7684\u7db2\u7d61\u7d50\u69cb\uff0c\u82e5\u53c3\u6578\u4e0d\u540c\u5c07\u5f62\u6210\u4e0d\u540c\u7684\u51fd\u6578\u3002<\/p>\n\n\n\n<p>\u4f8b\u5982\uff1a\u5716 36-2\u5de6\u4e0b\u5716\u548c\u53f3\u4e0b\u5716\u5206\u5225\u5177\u5099\u5169\u7d44\u4e0d\u540c\u7684\u53c3\u6578\uff0c\u7576\u53c3\u6578\u5982\u5de6\u4e0b\u5716\uff0c\u82e5\u8f38\u51651 \u548c-1\uff0c\u9019\u500b\u985e\u795e\u7d93\u7db2\u7d61\u6240\u5b9a\u7fa9\u7684\u51fd\u6578\u8f38\u51fa\u72320 \u548c9\uff1b\u540c\u7406\uff0c\u4ee5\u53f3\u4e0b\u5716\u7684\u53c3\u6578\u53ef\u5f97\u5230\u53e6\u4e00\u500b\u51fd\u6578\uff0c\u5982\u679c\u8f38\u5165\u4e00\u6a23\u76841 \u548c-1\uff0c\u9019\u500b\u51fd\u6578\u7684\u8f38\u51fa\u5247\u72324 \u548c6\u3002\u56e0\u70ba\u4e00\u7d44\u53c3\u6578\u7b49\u65bc\u4e00\u500b\u51fd\u6578\uff0c\u5982\u679c\u5148\u628a\u795e\u7d93\u5143\u9023\u63a5\u78ba\u5b9a\uff0c\u518d\u8b93\u6a5f\u5668\u6839\u64da\u8a13\u7df4\u8cc7\u6599\u81ea\u5df1\u627e\u51fa\u53c3\u6578\u6642\uff0c\u5c31\u76f8\u7576\u65bc\u5148\u63d0\u4f9b\u4e00\u500b\u51fd\u6578\u96c6\uff0c\u518d\u8b93\u6a5f\u5668\u5f9e\u51fd\u6578\u96c6\u81ea\u884c\u9078\u51fa\u6709\u7528\u7684\u51fd\u6578\u3002<\/p>\n\n\n\n<p>\u985e\u795e\u7d93\u7db2\u7d61\u7684\u7d50\u69cb\uff0c\u76ee\u524d\u4ecd\u9700\u8981\u4eba\u985e\u5728\u6a5f\u5668\u5b78\u7fd2\u524d\u4e8b\u5148\u6c7a\u5b9a\u3002\u5982\u679c\u7d50\u69cb\u8a2d\u5b9a\u4e0d\u7576\uff0c\u7531\u6b64\u7d50\u69cb\u6240\u5b9a\u7fa9\u7684\u51fd\u6578\u96c6\u6839\u672c\u627e\u4e0d\u5230\u597d\u7684\u51fd\u6578\uff0c\u63a5\u4e0b\u4f86\u518d\u600e\u9ebc\u52aa\u529b\u90fd\u662f\u5f92\u52de\u3002\u9019\u5c31\u597d\u6bd4\u60f3\u8981\u5728\u5927\u6d77\u6488\u91dd\uff0c\u7d50\u679c\u91dd\u6839\u672c\u4e0d\u5728\u6d77\u88e1\u3002<\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%AD%A5%E9%A9%9F%E4%BA%8C%EF%BC%9A%E5%AE%9A%E7%BE%A9%E5%87%BD%E6%95%B8%E7%9A%84%E5%84%AA%E5%8A%A3\"><\/span><strong>\u6b65\u9a5f\u4e8c\uff1a\u5b9a\u7fa9\u51fd\u6578\u7684\u512a\u52a3<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u6709\u4e86\u985e\u795e\u7d93\u7db2\u7d61\u7d50\u69cb\u4f5c\u7232\u51fd\u6578\u96c6\u5f8c\uff0c\u63a5\u4e0b\u4f86\u5c31\u8981\u5b9a\u7fa9\u51fd\u6578\u7684\u512a\u52a3\uff0c\u4ee5\u4fbf\u5728\u4e0b\u4e00\u6b65\u9a5f\u8b93\u6a5f\u5668\u6311\u9078\u51fa\u6700\u4f73\u51fd\u6578\uff0c\u4f46\u4ec0\u9ebd\u53eb\u4f5c\u597d\u7684\u51fd\u6578\u5462\uff1f\u8b93\u6211\u5011\u8209\u500b\u5177\u9ad4\u7684\u4f8b\u5b50\u4f86\u8aaa\u660e\u3002<\/p>\n\n\n\n<p>\u5047\u8a2d\u4efb\u52d9\u662f\u624b\u5beb\u6578\u5b57\u8fa8\u8b58\uff0c\u4e5f\u5c31\u662f\u8b93\u6a5f\u5668\u6aa2\u8996\u5716\u7247\uff0c\u6bcf\u5f35\u5716\u4e2d\u6709\u624b\u5beb\u6578\u5b57\uff0c\u6a5f\u5668\u5fc5\u9808\u8fa8\u8a8d\u51fa\u9019\u500b\u6578\u5b57\u3002\u57f7\u884c\u624b\u5beb\u6578\u5b57\u8fa8\u8b58\u7684\u985e\u795e\u7d93\u7db2\u7d61\uff0c\u5176\u8f38\u51fa\u5c64\u670910 \u500b\u795e\u7d93\u5143\u5206\u5225\u5c0d\u61c9\u5230\u5f9e0 \u52309 \u7684\u6578\u78bc\uff0c\u800c\u6bcf\u500b\u795e\u7d93\u5143\u7684\u8f38\u51fa\u503c\u5247\u5206\u5225\u8868\u793a\u5c0d\u61c9\u6578\u78bc\u7684\u4fe1\u5fc3\u5206\u6578\uff0c\u6a5f\u5668\u6703\u628a\u4fe1\u5fc3\u5206\u6578\u6700\u9ad8\u7684\u6578\u78bc\u7576\u4f5c\u6700\u7d42\u7684\u8f38\u51fa\u3002<\/p>\n\n\n\n<p>\u5728\u624b\u5beb\u6578\u5b57\u8fa8\u8b58\u4e2d\uff0c\u8a13\u7df4\u8cc7\u6599\u662f\u4e00\u5806\u5716\u7247\u548c\u6bcf\u5f35\u5716\u7247\u4e2d\u7684\u6578\u78bc\uff08\u6578\u78bc\u9700\u7531\u4eba\u5de5\u6a19\u8a3b\uff09\u3002\u9019\u4e9b\u8a13\u7df4\u8cc7\u6599\u544a\u8a34\u6a5f\u5668\uff0c\u7576\u8a13\u7df4\u8cc7\u6599\u4e2d\u67d0\u5f35\u5716\u7247\u8f38\u5165\u6642\uff0c\u8981\u8fa8\u8b58\u51fa\u54ea\u500b\u6578\u78bc\u624d\u6b63\u78ba\u3002\u5982\u679c\u5c07\u8a13\u7df4\u8cc7\u6599\u4e2d\u7684\u5716\u7247\u4e00\u5f35\u4e00\u5f35\u8f38\u5165\u5230\u67d0\u4e9b\u51fd\u6578\u4f86\u8fa8\u8b58\uff0c\u8d8a\u80fd\u5920\u6b63\u78ba\u8fa8\u8b58\u7d50\u679c\uff08\u4ea6\u5373\u5728\u8f38\u51fa\u5c64\u4e2d\u5716\u7247\u6578\u78bc\u7684\u4fe1\u5fc3\u5206\u6578\u6700\u9ad8\uff09\u7684\u51fd\u6578\uff0c\u53ef\u80fd\u5c31\u8d8a\u512a\u79c0\u3002 <\/p>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%AD%A5%E9%A9%9F%E4%B8%89%EF%BC%9A%E6%89%BE%E5%87%BA%E6%9C%80%E4%BD%B3%E5%87%BD%E6%95%B8\"><\/span><strong>\u6b65\u9a5f\u4e09\uff1a\u627e\u51fa\u6700\u4f73\u51fd\u6578<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u6839\u64da\u8a13\u7df4\u8cc7\u6599\u53ef\u4ee5\u6c7a\u5b9a\u4e00\u500b\u51fd\u6578\u7684\u512a\u52a3\uff0c\u63a5\u4e0b\u4f86\u5c31\u8981\u5f9e\u985e\u795e\u7d93\u7db2\u7d61\u6240\u5b9a\u7fa9\u7684\u51fd\u6578\u96c6\u4e2d\uff0c\u627e\u5230\u6700\u4f73\u7684\u51fd\u6578\uff0c\u4e5f\u5c31\u662f\u6700\u4f73\u7684\u53c3\u6578\u7d44\u5408\u3002\u6211\u5011\u53ef\u4ee5\u628a\u627e\u51fa\u6700\u4f73\u51fd\u6578\u7684\u904e\u7a0b\uff0c\u60f3\u50cf\u6210\u662f\u6a5f\u5668\u5728\u300c\u5b78\u7fd2\u300d\u3002<\/p>\n\n\n\n<p>\u5982\u4f55\u627e\u51fa\u6700\u4f73\u7684\u985e\u795e\u7d93\u7db2\u7d61\u53c3\u6578\u5462\uff1f<strong>\u76ee\u524d\u6700\u5e38\u63a1\u7528\u7684\u300c\u5b78\u7fd2\u300d\u65b9\u6cd5\u7a31\u70ba\u300c\u68af\u5ea6\u4e0b\u964d\u6cd5\u300d<\/strong>\uff08gradient descent\uff09\u3002<\/p>\n\n\n\n<p>\u5728\u6b64\u6cd5\u4e2d\uff0c\u6a5f\u5668\u5148\u96a8\u6a5f\u6307\u5b9a\u7b2c\u4e00\u7d44\u53c3\u6578\uff0c \u518d\u7a0d\u5fae\u8abf\u6574\u7b2c\u4e00\u7d44\u53c3\u6578\uff0c\u627e\u51fa\u6bd4\u7b2c\u4e00\u7d44\u53c3\u6578\u7565\u4f73\u7684\u7b2c\u4e8c\u7d44\u53c3\u6578\uff0c\u63a5\u4e0b\u4f86\u518d\u7a0d\u5fae\u8abf\u6574\u7b2c\u4e8c\u7d44\u53c3\u6578\uff0c\u627e\u51fa\u6bd4\u7b2c\u4e8c\u7d44\u53c3\u6578\u7565\u4f73\u7684\u7b2c\u4e09\u7d44\u53c3\u6578\uff0c\u4ee5\u6b64\u985e\u63a8\uff0c\u8b93\u9019\u500b\u6b65\u9a5f\u53cd\u8986\u9032\u884c\uff0c\u76f4\u5230\u627e\u4e0d\u51fa\u66f4\u4f73\u7684\u53c3\u6578\u6642\u5c31\u505c\u6b62\u3002\u53c3\u6578\u7684\u8abf\u6574\u6b21\u6578\u53ef\u80fd\u591a\u9054\u4e0a\u842c\u6b21\uff0c\u9019\u5c31\u662f\u7d93\u5e38\u807d\u8aaa\u300c\u6df1\u5ea6\u5b78\u7fd2\u9700\u8981\u8017\u7528\u5927\u91cf\u904b\u7b97\u8cc7\u6e90\u300d\u7684\u539f\u56e0\u3002\u56e0\u7232\u985e\u795e\u7d93\u7db2\u7d61\u4e2d\u6709\u5927\u91cf\u53c3\u6578\uff0c\u6240\u4ee5\u9084\u6703\u4f7f\u7528\u540d\u7232\u300c\u53cd\u5411\u50b3\u905e\u6cd5\u300d\uff08backpropagation\uff09\u7684\u6f14\u7b97\u6cd5\uff0c\u4f86\u63d0\u9ad8\u53c3\u6578\u8abf\u6574\u7684\u6548\u7387\u3002<\/p>\n\n\n\n<p> \u4f8b\u5982\uff1aAlphaGo\u5c31\u662f\u7528\u68af\u5ea6\u4e0b\u964d\u6cd5\u8a13\u7df4\u51fa\u53b2\u5bb3\u7684\u6a5f\u5668\uff0c \u4f46\u5b83\u7121\u6cd5\u4fdd\u8b49\u4e00\u5b9a\u80fd\u5f9e\u51fd\u6578\u96c6\u4e2d\u6311\u51fa\u6700\u4f73\u51fd\u6578\uff0c\u800c\u50c5\u80fd\u5f9e\u985e\u795e\u7d93\u7db2\u7d61\u5b9a\u7fa9\u7684\u51fd\u6578\u96c6\u4e2d\uff0c\u627e\u51fa\u5c40\u90e8\u6700\u597d\u7684\u51fd\u6578\u3002  \u9019\u500b\u6f14\u7b97\u6cd5\u662f\u96a8\u6a5f\u65b9\u5f0f\uff0c\u6bcf\u6b21\u627e\u51fa\u4f86\u7684\u51fd\u6578\u90fd\u53ef\u80fd\u4e0d\u76f8\u540c\uff0c\u56e0\u6b64\u627e\u51fa\u591a\u597d\u7684\u51fd\u6578\u8981\u9760\u9ede\u904b\u6c23\u3002\u4e5f\u56e0\u6b64\uff0c\u5728\u6df1\u5ea6\u5b78\u7fd2\u7684\u9818\u57df\u88e1\uff0c\u53ef\u4ee5\u5e6b\u52a9\u68af\u5ea6\u4e0b\u964d\u6cd5\u627e\u5230\u8f03\u4f73\u51fd\u6578\u7684\u300c\u6487\u6b65\u300d\uff0c\u4f46\u81f3\u4eca\u5c1a\u672a\u4fdd\u8b49\u80fd\u627e\u5230\u6700\u4f73\u51fd\u6578\u3002 <\/p>\n\n\n\n<p>\u800c\u56de\u5230 AlphaGo \u6848\u4f8b\uff0c \u5b83\u7684\u67b6\u69cb\u53ea\u70ba\u4e86\u570d\u68cb\u800c\u8a2d\u8a08\u7684\uff0c\u82e5\u4eca\u5929\u8981\u8b93\u5b83\u904b\u7528\u5728\u958b\u8eca\u3001\u505a\u5176\u4ed6\u4e8b\u60c5\u5c31\u9700\u8981\u91cd\u65b0\u8a2d\u8a08\u3002 <\/p>\n\n\n\n<p><strong>\u6df1\u5ea6\u5b78\u7fd2\u4e26\u975e\u842c\u80fd\u7684\u4eba\u5de5\u667a\u6167\uff0c\u5b83\u5176\u5be6\u53ea\u80fd\u91dd\u5c0d\u7279\u5b9a\u7684\u9700\u6c42\u4f86\u8a2d\u8a08\uff0c\u73fe\u5728\u5404\u7a2e\u9177\u70ab\u61c9\u7528\u8207\u5047\u8a2d\u90fd\u9084\u5728\u539f\u59cb\u968e\u6bb5\uff0c\u5c1a\u6709\u8a31\u591a\u9700\u8981\u4eba\u985e\u53bb\u5b9a\u7fa9\u3001\u8a2d\u8a08<\/strong>\uff0c\u6211\u5011\u4e00\u8d77\u671f\u5f85\u672a\u4f86\u6df1\u5ea6\u5b78\u7fd2\u7684\u8868\u73fe\u5427\uff01<\/p>\n\n\n\n<p>\u3010\u76f8\u95dc\u8ab2\u7a0b\u3011<a href=\"https:\/\/www.tibame.com\/course\/1387\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"\u63d0\u5347 AI 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href=\"https:\/\/blog.wiedu.tw\/?author=44\">\u63d0\u62d4\u6211\u5712\u4e01<\/a>\u966a\u4f60\u5feb\u901f\u6dfb\u88dcAI\/\u8cc7\u6599\u79d1\u5b78\u77e5\u8b58\u8207\u6280\u80fd\u3002<\/p>\n\n\n\n<p>\u82e5\u60f3\u4e86\u89e3\u66f4\u591aAI\/\u8cc7\u6599\u79d1\u5b78\u7684\u5c0f\u77e5\u8b58\u3001\u53ca\u5404\u7522\u696d\u7684\u76f8\u95dc\u61c9\u7528\uff0c\u6b61\u8fce\u8a02\u95b1TibaMe FB\u53ca\u90e8\u843d\u683c\uff0c\u6216\u6709\u5176\u4ed6\u60f3\u4e86\u89e3\u7684\u4e3b\u984c\u6b61\u8fce\u5728\u4e0b\u65b9\u7559\u8a00\u8b93\u6211\u5011\u77e5\u9053\u5537\uff01<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.facebook.com\/Tibame\">\u7def\u80b2TibaMe FB<\/a><\/li><li><a href=\"https:\/\/www.facebook.com\/groups\/TiBaMe.For.Business\">\u4f01\u696d\u4eba\u624d\u6578\u4f4d\u8f49\u578bFB<\/a><\/li><li><a href=\"https:\/\/lihi1.com\/OygGK\">\u4f01\u696dAI\u3001\u6578\u4f4d\u4eba\u624dor\u5e73\u53f0\u57f9\u8a13\u65b9\u6848\u8acb\u9ede\u9078<\/a><\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter is-resized\"><a href=\"https:\/\/www.tibame.com\/free?utm_source=blog&amp;utm_medium=free&amp;utm_campaign=course\"><img decoding=\"async\" src=\"https:\/\/blog.wiedu.tw\/wp-content\/uploads\/2021\/04\/\u6703\u54e1\u8a3b\u518a-1024x922.png\" alt=\"\" class=\"wp-image-18372\" width=\"485\" height=\"436\" srcset=\"https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/04\/\u6703\u54e1\u8a3b\u518a-1024x922.png 1024w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/04\/\u6703\u54e1\u8a3b\u518a-300x270.png 300w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/04\/\u6703\u54e1\u8a3b\u518a-768x691.png 768w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/04\/\u6703\u54e1\u8a3b\u518a-1170x1053.png 1170w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/04\/\u6703\u54e1\u8a3b\u518a-585x527.png 585w, https:\/\/blog.tibame.com\/wp-content\/uploads\/2021\/04\/\u6703\u54e1\u8a3b\u518a.png 1200w\" sizes=\"(max-width: 485px) 100vw, 485px\" \/><\/a><\/figure><\/div>\n\n\n\n<p>\u53c3\u8003\u8cc7\u6599<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/speech.ee.ntu.edu.tw\/~tlkagk\/document\/Basic.pdf\">\u4ec0\u9ebc\u662f\u6df1\u5ea6\u5b78\u7fd2&#8211;\u985e\u795e\u7d93\u7db2\u7d61\u7684\u5377\u571f\u91cd\u4f86<\/a><\/li><li><a href=\"https:\/\/research.sinica.edu.tw\/deep-learning-2017-ai-month\/\">\u4e2d\u592e\u7814\u7a76\u9662\u2014\u7814\u4e4b\u6709\u7269&#8211;\u3010\u6df1\u5ea6\u5b78\u7fd2\u3011\u5982\u679c\u96fb\u8166\u6709\u795e\u7d93\uff0c\u53ef\u4ee5\u6559\u5b83\u505a\u4ec0\u9ebc\uff1f <\/a><\/li><li><a href=\"https:\/\/panx.asia\/archives\/53209\">3 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<\/p>\n<p>\u985e\u795e\u7d93\u7db2\u8def\u662f\u6307\u4e00\u5806\u51fd\u6578\u7684\u96c6\u5408\uff0c\u6211\u5011\u4e1f\u9032\u4e00\u5806\u6578\u503c\uff0c\u6574\u500b\u7db2\u8def\u5c31\u8f38\u51fa\u4e00\u5806\u6578\u503c\uff0c\u5f9e\u5176\u4e2d\u627e\u51fa\u6700\u597d\u7684\u7d50\u679c\uff0c\u4e5f\u5c31\u662f\u6a5f\u5668\u904b\u7b97\u51fa\u4f86\u7684\u6700\u4f73\u89e3\u3002<\/p>\n","protected":false},"author":44,"featured_media":19030,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[480,1196,173],"tags":[678,1334,1359,1360,1361],"class_list":["post-19026","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology","category-ai-","category-173","tag-678","tag-1334","tag-1359","tag-1360","tag-1361"],"aioseo_notices":[],"views":2662,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/blog.tibame.com\/index.php?rest_route=\/wp\/v2\/posts\/19026","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.tibame.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.tibame.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.tibame.com\/index.php?rest_route=\/wp\/v2\/users\/44"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.tibame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=19026"}],"version-history":[{"count":10,"href":"https:\/\/blog.tibame.com\/index.php?rest_route=\/wp\/v2\/posts\/19026\/revisions"}],"predecessor-version":[{"id":19636,"href":"https:\/\/blog.tibame.com\/index.php?rest_route=\/wp\/v2\/posts\/19026\/revisions\/19636"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.tibame.com\/index.php?rest_route=\/wp\/v2\/media\/19030"}],"wp:attachment":[{"href":"https:\/\/blog.tibame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=19026"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.tibame.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=19026"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.tibame.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=19026"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}