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src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLz6bhrOZr7bxpSriaU9q9FrOKibqGVVV7RDAPSZNsQm1wOibdpWxASqlcibQ\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"\/><\/figure>\n\n\n\n<p>\u7136\u540e\uff0c\u8be5\u4f20\u9012\u51fd\u6570\u7684\u7ed3\u679c\u5c06\u88ab\u8f93\u5165\u5230\u6fc0\u6d3b\u51fd\u6570\u4e2d\u4ee5\u4ea7\u751f\u6807\u7b7e\u3002\u5728\u4e0a\u9762\u7684\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u7684\u6fc0\u6d3b\u51fd\u6570\u662f\u4e00\u4e2a\u9608\u503c\u622a\u6b62\u503c\uff08\u4f8b\u5982\uff0c\u5982\u679c\u5927\u4e8e\u67d0\u4e2a\u503c\uff0c\u5219\u4e3a 1\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLzGfUYLCrIflD5oMr8vVTH8NIibyhjJMichRty8OGOY9dFRTDI8XroPA6Q\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"\/><\/figure>\n\n\n\n<h3 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alt=\"\u56fe\u7247\"\/><\/figure>\n\n\n\n<p>\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528\u591a\u5c42\u611f\u77e5\u5668\uff0c\u4e5f\u79f0\u4e3a\u524d\u9988\u795e\u7ecf\u7f51\u7edc\uff1a\u5b9e\u9645\u4e0a\uff0c\u6211\u4eec\u5c06\u628a\u4e00\u5806\u8fd9\u6837\u7684\u611f\u77e5\u5668\u7ec4\u5408\u5728\u4e00\u8d77\uff0c\u4ee5\u521b\u5efa\u4e00\u4e2a\u66f4\u5f3a\u5927\u7684\u5b66\u4e60\u673a\u5236\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7528\u4e8e\u6df1\u5ea6\u5b66\u4e60\u7684\u524d\u9988\u795e\u7ecf\u7f51\u7edc<\/h2>\n\n\n\n<p>\u795e\u7ecf\u7f51\u7edc\u5b9e\u9645\u4e0a\u53ea\u662f\u611f\u77e5\u5668\u7684\u7ec4\u5408\uff0c\u4ee5\u4e0d\u540c\u7684\u65b9\u5f0f\u8fde\u63a5\u5e76\u4ee5\u4e0d\u540c\u7684\u6fc0\u6d3b\u51fd\u6570\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLzGHvwtP8fmnYLUL0mmhQNJYAeCypVsJWc6iapY3DP2yqdpmx7g3EZ0Pw\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"\/><\/figure>\n\n\n\n<p>\u9996\u5148\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u524d\u9988\u795e\u7ecf\u7f51\u7edc\uff0c\u5b83\u5177\u6709\u4ee5\u4e0b\u7279\u6027\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8f93\u5165\u3001\u8f93\u51fa\u548c\u4e00\u4e2a\u6216\u591a\u4e2a<em>\u9690\u85cf<\/em>\u5c42\u3002\u4e0a\u56fe\u663e\u793a\u4e86\u4e00\u4e2a\u5177\u6709 3 \u4e2a\u5355\u5143\u7684\u8f93\u5165\u5c42\u30014 \u4e2a\u5355\u5143\u7684\u9690\u85cf\u5c42\u548c\u4e00\u4e2a\u5177\u6709 2 \u4e2a\u5355\u5143\u7684\u8f93\u51fa\u5c42\u7684\u7f51\u7edc\uff08\u672f\u8bed\u201c\u5355\u5143\u201d\u548c\u201c\u795e\u7ecf\u5143\u201d\u53ef\u4ee5\u4e92\u6362\uff09\u3002<\/li>\n\n\n\n<li>\u6bcf\u4e2a\u5355\u5143\u90fd\u662f\u4e00\u4e2a\u5355\u72ec\u7684\u611f\u77e5\u5668\uff0c\u5c31\u50cf\u4e0a\u9762\u63cf\u8ff0\u7684\u4e00\u6837\u3002<\/li>\n\n\n\n<li>\u8f93\u5165\u5c42\u5355\u5143\u4f5c\u4e3a\u9690\u85cf\u5c42\u5355\u5143\u7684\u8f93\u5165\uff0c\u800c\u9690\u85cf\u5c42\u5355\u5143\u662f\u8f93\u51fa\u5c42\u7684\u8f93\u5165\u3002<\/li>\n\n\n\n<li>\u4e24\u4e2a\u795e\u7ecf\u5143\u4e4b\u95f4\u7684\u6bcf\u4e2a\u8fde\u63a5\u90fd\u6709\u4e00\u4e2a\u6743\u91cd<em>w<\/em>\uff08\u7c7b\u4f3c\u4e8e\u611f\u77e5\u5668\u6743\u91cd\uff09\u3002<\/li>\n\n\n\n<li>\u5c42<em>t<\/em>\u7684\u6bcf\u4e2a\u5355\u5143\u901a\u5e38\u90fd\u4e0e\u524d\u4e00\u5c42<em>t &#8211; 1\u7684<\/em><em>\u6bcf\u4e2a<\/em>\u5355\u5143\u76f8\u8fde\uff08\u5c3d\u7ba1\u60a8\u53ef\u4ee5\u901a\u8fc7\u5c06\u5176\u6743\u91cd\u8bbe\u7f6e\u4e3a 0 \u6765\u65ad\u5f00\u5b83\u4eec\u7684\u8fde\u63a5\uff09\u3002<\/li>\n\n\n\n<li>\u8981\u5904\u7406\u8f93\u5165\u6570\u636e\uff0c\u60a8\u9700\u8981\u5c06\u8f93\u5165\u5411\u91cf\u201c\u9650\u5236\u201d\u5230\u8f93\u5165\u5c42\uff0c\u5e76\u5c06\u5411\u91cf\u7684\u503c\u8bbe\u7f6e\u4e3a\u6bcf\u4e2a\u8f93\u5165\u5355\u5143\u7684\u201c\u8f93\u51fa\u201d\u3002\u5728\u8fd9\u79cd\u7279\u6b8a\u60c5\u51b5\u4e0b\uff0c\u7f51\u7edc\u53ef\u4ee5\u5904\u7406\u4e09\u7ef4\u8f93\u5165\u5411\u91cf\uff08\u56e0\u4e3a\u6709 3 \u4e2a\u8f93\u5165\u5355\u5143\uff09\u3002\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u7684\u8f93\u5165\u5411\u91cf\u662f [7, 1, 2]\uff0c\u90a3\u4e48\u60a8\u5c06\u9876\u90e8\u8f93\u5165\u5355\u5143\u7684\u8f93\u51fa\u8bbe\u7f6e\u4e3a 7\uff0c\u4e2d\u95f4\u5355\u5143\u7684\u8f93\u51fa\u8bbe\u7f6e\u4e3a 1\uff0c\u4f9d\u6b64\u7c7b\u63a8\u3002\u7136\u540e\u4f7f\u7528\u6bcf\u4e2a\u9690\u85cf\u5355\u5143\u7684\u52a0\u6743\u548c\u4f20\u9012\u51fd\u6570\u5c06\u8fd9\u4e9b\u503c\u5411\u524d\u4f20\u64ad\u5230\u9690\u85cf\u5355\u5143\uff08\u56e0\u6b64\u79f0\u4e3a\u524d\u5411\u4f20\u64ad\uff09\uff0c\u8fdb\u800c\u8ba1\u7b97\u5b83\u4eec\u7684\u8f93\u51fa\uff08\u6fc0\u6d3b\u51fd\u6570\uff09\u3002<\/li>\n\n\n\n<li>\u8f93\u51fa\u5c42\u4ee5\u4e0e\u9690\u85cf\u5c42\u76f8\u540c\u7684\u65b9\u5f0f\u8ba1\u7b97\u5176\u8f93\u51fa\u3002\u8f93\u51fa\u5c42\u7684\u7ed3\u679c\u662f\u7f51\u7edc\u7684\u8f93\u51fa\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u8d85\u8d8a\u7ebf\u6027<\/h3>\n\n\n\n<p>\u5982\u679c\u6211\u4eec\u7684\u6bcf\u4e2a\u611f\u77e5\u5668\u53ea\u80fd\u4f7f\u7528\u7ebf\u6027\u6fc0\u6d3b\u51fd\u6570\uff0c\u7ed3\u679c\u4f1a\u600e\u6837\uff1f\u90a3\u4e48\uff0c\u6211\u4eec\u7f51\u7edc\u7684\u6700\u7ec8\u8f93\u51fa\u4ecd\u5c06<em>\u662f<\/em>\u8f93\u5165\u7684\u67d0\u79cd\u7ebf\u6027\u51fd\u6570\uff0c\u53ea\u662f\u4f1a\u6839\u636e\u7f51\u7edc\u4e2d\u6536\u96c6\u5230\u7684\u5927\u91cf\u4e0d\u540c\u6743\u91cd\u8fdb\u884c\u8c03\u6574\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u4e00\u5806\u7ebf\u6027\u51fd\u6570\u7684\u7ebf\u6027\u7ec4\u5408\u4ecd\u7136\u53ea\u662f\u4e00\u4e2a\u7ebf\u6027\u51fd\u6570\u3002\u5982\u679c\u6211\u4eec\u4ec5\u9650\u4e8e\u7ebf\u6027\u6fc0\u6d3b\u51fd\u6570\uff0c\u90a3\u4e48\u524d\u9988\u795e\u7ecf\u7f51\u7edc\u4e0d\u4f1a\u6bd4\u611f\u77e5\u5668\u66f4\u5f3a\u5927\uff0c\u65e0\u8bba\u5b83\u6709\u591a\u5c11\u5c42\u3002<\/p>\n\n\n\n<p>\u4e00\u5806\u7ebf\u6027\u51fd\u6570\u7684\u7ebf\u6027\u7ec4\u5408\u4ecd\u7136\u53ea\u662f\u4e00\u4e2a\u7ebf\u6027\u51fd\u6570\uff0c\u56e0\u6b64\u5927\u591a\u6570\u795e\u7ecf\u7f51\u7edc\u90fd\u4f7f\u7528\u975e\u7ebf\u6027\u6fc0\u6d3b\u51fd\u6570\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0c\u5927\u591a\u6570\u795e\u7ecf\u7f51\u7edc\u4f7f\u7528\u975e\u7ebf\u6027\u6fc0\u6d3b\u51fd\u6570\uff0c\u5982\u903b\u8f91\u51fd\u6570\u3001\u53cc\u66f2\u6b63\u5207\u51fd\u6570\u3001\u4e8c\u5143\u51fd\u6570\u6216\u6574\u6d41\u51fd\u6570\u3002\u5982\u679c\u6ca1\u6709\u8fd9\u4e9b\u51fd\u6570\uff0c\u7f51\u7edc\u5c31\u53ea\u80fd\u5b66\u4e60\u8f93\u5165\u7684\u7ebf\u6027\u7ec4\u5408\u51fd\u6570\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8bad\u7ec3\u611f\u77e5\u5668<\/h3>\n\n\n\n<p>\u7528\u4e8e\u76d1\u7763\u8bad\u7ec3\u591a\u5c42\u611f\u77e5\u5668\u7684\u6700\u5e38\u89c1\u7684\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u662f\u53cd\u5411\u4f20\u64ad\u3002\u57fa\u672c\u8fc7\u7a0b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u8bad\u7ec3\u6837\u672c\u88ab\u5448\u73b0\u5e76\u901a\u8fc7\u7f51\u7edc\u5411\u524d\u4f20\u64ad\u3002<\/li>\n\n\n\n<li>\u8ba1\u7b97\u8f93\u51fa\u8bef\u5dee\uff0c\u901a\u5e38\u662f\u5747\u65b9\u8bef\u5dee\uff1a<br><br><img decoding=\"async\" class=\"\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLzYWk6w75rwG2F2m6K2M28AaD91AgWrqaIE1AaqZmxxXVl3qPTuJqtVQ\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"><br><br>\u5176\u4e2d<em>t<\/em>\u662f\u76ee\u6807\u503c\uff0c<em>y<\/em>\u662f\u5b9e\u9645\u7f51\u7edc\u8f93\u51fa\u3002\u5176\u4ed6\u8bef\u5dee\u8ba1\u7b97\u4e5f\u53ef\u4ee5\u63a5\u53d7\uff0c\u4f46 MSE \u662f\u4e00\u4e2a\u4e0d\u9519\u7684\u9009\u62e9\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u4e00\u79cd\u79f0\u4e3a\u968f\u673a\u68af\u5ea6\u4e0b\u964d\u7684\u65b9\u6cd5\u6765\u6700\u5c0f\u5316\u7f51\u7edc\u8bef\u5dee\u3002<br><img decoding=\"async\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/AhLk989Zrl0NxQiaX2FNOnibnTvMoIrZBEExfoCxM30juWmJboO0VqHXmA5Mv5BGFFic91xJXoibRRhkS2OpdtGXVPoibEP4fpo7L\/640?wx_fmt=svg&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"><br><br>\u68af\u5ea6\u4e0b\u964d\u662f\u901a\u7528\u7684\uff0c\u4f46\u5728\u795e\u7ecf\u7f51\u7edc\u4e2d\uff0c\u8fd9\u5c06\u662f\u8bad\u7ec3\u8bef\u5dee\u4e0e\u8f93\u5165\u53c2\u6570\u7684\u51fd\u6570\u5173\u7cfb\u56fe\u3002\u6bcf\u4e2a\u6743\u91cd\u7684\u6700\u4f18\u503c\u662f\u8bef\u5dee\u8fbe\u5230<em>\u5168\u5c40\u6700\u5c0f\u503c<\/em>\u7684\u503c\u3002\u5728\u8bad\u7ec3\u9636\u6bb5\uff0c\u6743\u91cd\u4f1a\u4ee5\u5c0f\u6b65\u66f4\u65b0\uff08\u5728\u6bcf\u4e2a\u8bad\u7ec3\u6837\u672c\u6216\u51e0\u4e2a\u6837\u672c\u7684\u5c0f\u6279\u91cf\u4e4b\u540e\uff09\uff0c\u8fd9\u6837\u5b83\u4eec\u5c31\u4f1a\u4e00\u76f4\u8bd5\u56fe\u8fbe\u5230\u5168\u5c40\u6700\u5c0f\u503c\u2014\u2014\u4f46\u8fd9\u5e76\u975e\u6613\u4e8b\uff0c\u56e0\u4e3a\u4f60\u7ecf\u5e38\u4f1a\u9677\u5165\u5c40\u90e8\u6700\u5c0f\u503c\uff0c\u5c31\u50cf\u53f3\u8fb9\u7684\u90a3\u6837\u3002\u4f8b\u5982\uff0c\u5982\u679c\u6743\u91cd\u7684\u503c\u4e3a 0.6\uff0c\u5219\u9700\u8981\u5c06\u5176\u6539\u4e3a 0.4\u3002\u8be5\u56fe\u8868\u793a\u7684\u662f\u6700\u7b80\u5355\u7684\u60c5\u51b5\uff0c\u5373\u8bef\u5dee\u53d6\u51b3\u4e8e\u5355\u4e2a\u53c2\u6570\u3002\u7136\u800c\uff0c\u7f51\u7edc\u8bef\u5dee\u53d6\u51b3\u4e8e<em>\u6bcf\u4e2a<\/em>\u7f51\u7edc\u6743\u91cd\uff0c\u8bef\u5dee\u51fd\u6570\u8981\u590d\u6742\u5f97\u591a\u3002\u503c\u5f97\u5e86\u5e78\u7684\u662f\uff0c\u53cd\u5411\u4f20\u64ad\u63d0\u4f9b\u4e86\u4e00\u79cd\u6839\u636e\u8f93\u51fa\u8bef\u5dee\u66f4\u65b0\u4e24\u4e2a\u795e\u7ecf\u5143\u4e4b\u95f4\u6bcf\u4e2a\u6743\u91cd\u7684\u65b9\u6cd5\u3002\u63a8\u5bfc\u672c\u8eab\u76f8\u5f53\u590d\u6742\uff0c\u4f46\u7ed9\u5b9a\u8282\u70b9\u7684\u6743\u91cd\u66f4\u65b0\u5177\u6709\u4ee5\u4e0b\uff08\u7b80\u5355\uff09\u5f62\u5f0f\uff1a<br><br><img decoding=\"async\" class=\"\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLzjYmzYyvIYndCTK9QTfx5ia3LLeCmeN1E1HicsEZuvm7JMANuWyFLMLqQ\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"><br><br>\u5176\u4e2d<em>E<\/em>\u662f\u8f93\u51fa\u8bef\u5dee\uff0c<em>w_i\u662f\u8f93\u5165<\/em><em>i<\/em>\u5bf9\u795e\u7ecf\u5143\u7684\u6743\u91cd\u3002<em>\u672c\u8d28\u4e0a\uff0c\u76ee\u6807\u662f\u6cbf\u7740\u6743\u91cdi<\/em>\u7684\u68af\u5ea6\u65b9\u5411\u79fb\u52a8\u3002\u5f53\u7136\uff0c\u5173\u952e\u672f\u8bed\u662f\u8bef\u5dee\u7684\u5bfc\u6570\uff0c\u5b83\u5e76\u4e0d\u603b\u662f\u5bb9\u6613\u8ba1\u7b97\u7684\uff1a\u5982\u4f55\u627e\u5230\u5927\u578b\u7f51\u7edc\u4e2d\u968f\u673a\u9690\u85cf\u8282\u70b9\u7684\u968f\u673a\u6743\u91cd\u7684\u5bfc\u6570\uff1f\u7b54\u6848\uff1a\u901a\u8fc7\u53cd\u5411\u4f20\u64ad\u3002\u9996\u5148\u5728\u8f93\u51fa\u5355\u5143\u8ba1\u7b97\u8bef\u5dee\uff0c\u5176\u516c\u5f0f\u975e\u5e38\u7b80\u5355\uff08\u57fa\u4e8e\u76ee\u6807\u503c\u548c\u9884\u6d4b\u503c\u4e4b\u95f4\u7684\u5dee\u5f02\uff09\uff0c\u7136\u540e\u4ee5\u5de7\u5999\u7684\u65b9\u5f0f\u901a\u8fc7\u7f51\u7edc\u53cd\u5411\u4f20\u64ad\uff0c\u4f7f\u6211\u4eec\u80fd\u591f\u5728\u8bad\u7ec3\u671f\u95f4\u6709\u6548\u5730\u66f4\u65b0\u6743\u91cd\u5e76\uff08\u5e0c\u671b\uff09\u8fbe\u5230\u6700\u5c0f\u503c\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">\u9690\u85cf\u5c42<\/h3>\n\n\n\n<p>\u9690\u85cf\u5c42\u5c24\u5176\u4ee4\u4eba\u611f\u5174\u8da3\u3002\u6839\u636e\u901a\u7528\u8fd1\u4f3c\u5b9a\u7406\uff0c\u53ef\u4ee5\u8bad\u7ec3\u5177\u6709\u6709\u9650\u6570\u91cf\u795e\u7ecf\u5143\u7684\u5355\u4e2a\u9690\u85cf\u5c42\u7f51\u7edc\u6765\u8fd1\u4f3c\u4efb\u610f\u968f\u673a\u51fd\u6570\u3002\u6362\u53e5\u8bdd\u8bf4\uff0c\u5355\u4e2a\u9690\u85cf\u5c42\u8db3\u4ee5\u5b66\u4e60<em>\u4efb\u4f55<\/em>\u51fd\u6570\u3002\u8bdd\u867d\u5982\u6b64\uff0c\u6211\u4eec\u5728\u5b9e\u8df5\u4e2d\u901a\u5e38\u4f7f\u7528\u591a\u4e2a\u9690\u85cf\u5c42\uff08\u5373\u66f4\u6df1\u7684\u7f51\u7edc\uff09\u53ef\u4ee5\u5b66\u5f97\u66f4\u597d\u3002<\/p>\n\n\n\n<p>\u9690\u85cf\u5c42\u662f\u7f51\u7edc\u5b58\u50a8\u8bad\u7ec3\u6570\u636e\u7684\u5185\u90e8\u62bd\u8c61\u8868\u793a\u7684\u5730\u65b9\u3002<\/p>\n\n\n\n<p>\u9690\u85cf\u5c42\u662f\u7f51\u7edc\u5b58\u50a8\u8bad\u7ec3\u6570\u636e\u7684\u5185\u90e8\u62bd\u8c61\u8868\u793a\u7684\u5730\u65b9\uff0c\u7c7b\u4f3c\u4e8e\u4eba\u7c7b\u5927\u8111\uff08\u5927\u5927\u7b80\u5316\u7684\u7c7b\u6bd4\uff09\u5bf9\u73b0\u5b9e\u4e16\u754c\u7684\u5185\u90e8\u8868\u793a\u3002\u5728\u672c\u6559\u7a0b\u7684\u540e\u9762\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecd\u4f7f\u7528\u9690\u85cf\u5c42\u7684\u4e0d\u540c\u65b9\u6cd5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u793a\u4f8b\u7f51\u7edc<\/h3>\n\n\n\n<p>\u60a8\u53ef\u4ee5\u5728\u6b64\u5904\u770b\u5230\u4e00\u4e2a\u7b80\u5355\u7684\uff084-2-3 \u5c42\uff09\u524d\u9988\u795e\u7ecf\u7f51\u7edc\uff0c\u5b83\u901a\u8fc7<em>testMLPSigmoidBP<\/em>\u65b9\u6cd5\u7528Java \u5b9e\u73b0\uff0c\u5bf9IRIS\u6570\u636e\u96c6\u8fdb\u884c\u5206\u7c7b\u3002\u8be5\u6570\u636e\u96c6\u5305\u542b\u4e09\u7c7b\u9e22\u5c3e\u690d\u7269\uff0c\u5176\u7279\u5f81\u5305\u62ec\u843c\u7247\u957f\u5ea6\u3001\u82b1\u74e3\u957f\u5ea6\u7b49\u3002\u7f51\u7edc\u4e3a\u6bcf\u4e2a\u7c7b\u522b\u63d0\u4f9b 50 \u4e2a\u6837\u672c\u3002\u8fd9\u4e9b\u7279\u5f81\u88ab\u9650\u5236\u5728\u8f93\u5165\u5355\u5143\u4e2d\uff0c\u800c\u6bcf\u4e2a\u8f93\u51fa\u5355\u5143\u5bf9\u5e94\u4e8e\u6570\u636e\u96c6\u7684\u4e00\u4e2a\u7c7b\u522b\uff1a\u201c1\/0\/0\u201d\u8868\u793a\u690d\u7269\u5c5e\u4e8e Setosa \u7c7b\uff0c\u201c0\/1\/0\u201d\u8868\u793a Versicolour\uff0c\u201c0\/0\/1\u201d\u8868\u793a Virginica\uff09\u3002\u5206\u7c7b\u9519\u8bef\u4e3a 2\/150\uff08\u5373\uff0c\u5b83\u5728 150 \u4e2a\u6837\u672c\u4e2d\u9519\u8bef\u5206\u7c7b\u4e86 2 \u4e2a\u6837\u672c\uff09\u3002<em><\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5927\u578b\u7f51\u7edc\u7684\u95ee\u9898<\/h3>\n\n\n\n<p>\u795e\u7ecf\u7f51\u7edc\u53ef\u4ee5\u6709\u591a\u4e2a\u9690\u85cf\u5c42\uff1a\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8f83\u9ad8\u5c42\u5728\u5148\u524d\u5c42\u4e4b\u4e0a\u201c\u6784\u5efa\u201d\u65b0\u7684\u62bd\u8c61\u3002\u6b63\u5982\u6211\u4eec\u4e4b\u524d\u63d0\u5230\u7684\uff0c\u5728\u5b9e\u8df5\u4e2d\uff0c\u4f60\u901a\u5e38\u53ef\u4ee5\u901a\u8fc7\u66f4\u5927\u7684\u7f51\u7edc\u5b66\u5230\u66f4\u591a\u4e1c\u897f\u3002<\/p>\n\n\n\n<p>\u7136\u800c\uff0c\u589e\u52a0\u9690\u85cf\u5c42\u7684\u6570\u91cf\u4f1a\u5bfc\u81f4\u4e24\u4e2a\u5df2\u77e5\u95ee\u9898\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u68af\u5ea6\u6d88\u5931\uff1a\u968f\u7740\u6211\u4eec\u6dfb\u52a0\u8d8a\u6765\u8d8a\u591a\u7684\u9690\u85cf\u5c42\uff0c\u53cd\u5411\u4f20\u64ad\u5728\u5c06\u4fe1\u606f\u4f20\u9012\u5230\u8f83\u4f4e\u5c42\u65f6\u53d8\u5f97\u8d8a\u6765\u8d8a\u65e0\u7528\u3002\u5b9e\u9645\u4e0a\uff0c\u968f\u7740\u4fe1\u606f\u4f20\u56de\uff0c\u68af\u5ea6\u5f00\u59cb\u6d88\u5931\uff0c\u76f8\u5bf9\u4e8e\u7f51\u7edc\u6743\u91cd\u53d8\u5f97\u5f88\u5c0f\u3002<\/li>\n\n\n\n<li>\u8fc7\u5ea6\u62df\u5408\uff1a\u8fd9\u4e5f\u8bb8\u662f\u673a\u5668\u5b66\u4e60\u7684\u6838\u5fc3\u95ee\u9898\u3002\u7b80\u800c\u8a00\u4e4b\uff0c\u8fc7\u5ea6\u62df\u5408\u63cf\u8ff0\u7684\u662f\u8bad\u7ec3\u6570\u636e\u62df\u5408\u5f97<em>\u592a\u8fc7<\/em>\u7d27\u5bc6\u7684\u73b0\u8c61\uff0c\u53ef\u80fd\u5047\u8bbe\u8fc7\u4e8e<em>\u590d\u6742<\/em>\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4f60\u7684\u5b66\u4e60\u5668\u6700\u7ec8\u4f1a\u5f88\u597d\u5730\u62df\u5408\u8bad\u7ec3\u6570\u636e\uff0c\u4f46\u5728\u771f\u5b9e\u6837\u672c\u4e0a\u7684\u8868\u73b0\u4f1a\u5dee\u5f88\u591a\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8ba9\u6211\u4eec\u770b\u770b\u4e00\u4e9b\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u7684\u6df1\u5ea6\u5b66\u4e60\u7b97\u6cd5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u81ea\u52a8\u7f16\u7801\u5668<\/h2>\n\n\n\n<p>\u5927\u591a\u6570\u673a\u5668\u5b66\u4e60\u5165\u95e8\u8bfe\u7a0b\u5f80\u5f80\u6b62\u6b65\u4e8e\u524d\u9988\u795e\u7ecf\u7f51\u7edc\u3002\u4f46\u53ef\u80fd\u7684\u7f51\u7edc\u7a7a\u95f4\u8981\u4e30\u5bcc\u5f97\u591a\u2014\u2014\u6240\u4ee5\u8ba9\u6211\u4eec\u7ee7\u7eed\u3002<\/p>\n\n\n\n<p>\u81ea\u52a8\u7f16\u7801\u5668\u901a\u5e38\u662f\u524d\u9988\u795e\u7ecf\u7f51\u7edc\uff0c\u65e8\u5728<em>\u5b66\u4e60\u6570\u636e\u96c6\u7684\u538b\u7f29\u3001\u5206\u5e03\u5f0f\u8868\u793a\uff08\u7f16\u7801\uff09\u3002<\/em><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLzocILicEhc8PhAzuU8LUogbftYnXyAwBNic0LVpFQBLjbahfTJnb5849A\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"\/><\/figure>\n\n\n\n<p>\u4ece\u6982\u5ff5\u4e0a\u8bb2\uff0c\u7f51\u7edc\u7ecf\u8fc7\u8bad\u7ec3\u53ef\u4ee5\u201c\u91cd\u65b0\u521b\u5efa\u201d\u8f93\u5165\uff0c\u5373\u8f93\u5165\u548c\u76ee\u6807\u6570\u636e\u76f8\u540c\u3002\u6362\u53e5\u8bdd\u8bf4\uff1a\u60a8\u8bd5\u56fe\u8f93\u51fa\u4e0e\u8f93\u5165\u76f8\u540c\u7684\u5185\u5bb9\uff0c\u4f46\u4ee5\u67d0\u79cd\u65b9\u5f0f\u538b\u7f29\u3002\u8fd9\u662f\u4e00\u79cd\u4ee4\u4eba\u56f0\u60d1\u7684\u65b9\u6cd5\uff0c\u6240\u4ee5\u8ba9\u6211\u4eec\u770b\u4e00\u4e2a\u4f8b\u5b50\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u538b\u7f29\u8f93\u5165\uff1a\u7070\u5ea6\u56fe\u50cf<\/h3>\n\n\n\n<p>\u5047\u8bbe\u8bad\u7ec3\u6570\u636e\u7531 28&#215;28 \u7070\u5ea6\u56fe\u50cf\u7ec4\u6210\uff0c\u6bcf\u4e2a\u50cf\u7d20\u7684\u503c\u88ab\u9650\u5236\u5728\u4e00\u4e2a\u8f93\u5165\u5c42\u795e\u7ecf\u5143\u4e0a\uff08\u5373\u8f93\u5165\u5c42\u5c06\u6709 784 \u4e2a\u795e\u7ecf\u5143\uff09\u3002\u90a3\u4e48\uff0c\u8f93\u51fa\u5c42\u5c06\u5177\u6709\u4e0e\u8f93\u5165\u5c42\u76f8\u540c\u6570\u91cf\u7684\u5355\u5143\uff08784\uff09\uff0c\u5e76\u4e14\u6bcf\u4e2a\u8f93\u51fa\u5355\u5143\u7684\u76ee\u6807\u503c\u5c06\u662f\u56fe\u50cf\u4e00\u4e2a\u50cf\u7d20\u7684\u7070\u5ea6\u503c\u3002<\/p>\n\n\n\n<p>\u8fd9\u79cd\u67b6\u6784\u80cc\u540e\u7684\u76f4\u89c9\u662f\uff0c\u7f51\u7edc\u4e0d\u4f1a\u5b66\u4e60\u8bad\u7ec3\u6570\u636e\u4e0e\u5176\u6807\u7b7e\u4e4b\u95f4\u7684\u201c\u6620\u5c04\u201d\uff0c\u800c\u662f\u5b66\u4e60\u6570\u636e\u672c\u8eab\u7684<em>\u5185\u90e8\u7ed3\u6784<\/em>\u548c\u7279\u5f81\u3002\uff08\u56e0\u6b64\uff0c\u9690\u85cf\u5c42\u4e5f\u79f0\u4e3a<em>\u7279\u5f81\u68c0\u6d4b\u5668<\/em>\u3002\uff09\u901a\u5e38\uff0c\u9690\u85cf\u5355\u5143\u7684\u6570\u91cf\u5c0f\u4e8e\u8f93\u5165\/\u8f93\u51fa\u5c42\u7684\u6570\u91cf\uff0c\u8fd9\u8feb\u4f7f\u7f51\u7edc\u4ec5\u5b66\u4e60\u6700\u91cd\u8981\u7684\u7279\u5f81\u5e76\u5b9e\u73b0\u964d\u7ef4\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u5e0c\u671b\u4e2d\u95f4\u7684\u51e0\u4e2a\u5c0f\u8282\u70b9\u5728\u6982\u5ff5\u5c42\u9762\u4e0a\u5b66\u4e60\u6570\u636e\uff0c\u4ece\u800c\u4ea7\u751f\u7d27\u51d1\u7684\u8868\u793a\u3002<\/p>\n\n\n\n<p>\u5b9e\u9645\u4e0a\uff0c\u6211\u4eec\u5e0c\u671b\u4e2d\u95f4\u7684\u51e0\u4e2a\u5c0f\u8282\u70b9\u771f\u6b63\u5728\u6982\u5ff5\u5c42\u9762\u4e0a\u5b66\u4e60\u6570\u636e\uff0c\u4ea7\u751f\u4e00\u79cd\u7d27\u51d1\u7684\u8868\u793a\uff0c\u4ee5\u67d0\u79cd\u65b9\u5f0f\u6355\u6349\u6211\u4eec\u8f93\u5165\u7684\u6838\u5fc3\u7279\u5f81\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6d41\u611f\u75be\u75c5<\/h3>\n\n\n\n<p>\u4e3a\u4e86\u8fdb\u4e00\u6b65\u6f14\u793a\u81ea\u52a8\u7f16\u7801\u5668\uff0c\u8ba9\u6211\u4eec\u518d\u770b\u4e00\u4e2a\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<p>\u5728\u672c\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528\u4e00\u4e2a\u7531\u6d41\u611f\u75c7\u72b6\u7ec4\u6210\u7684\u7b80\u5355\u6570\u636e\u96c6\uff08\u8fd9\u4e2a\u60f3\u6cd5\u6765\u81ea\u8fd9\u7bc7\u535a\u6587\uff09\u3002\u5982\u679c\u60a8\u611f\u5174\u8da3\uff0c\u53ef\u4ee5\u5728<em>testAEBackpropagation<\/em>\u65b9\u6cd5\u4e2d\u627e\u5230\u6b64\u793a\u4f8b\u7684\u4ee3\u7801\u3002<\/p>\n\n\n\n<p>\u6570\u636e\u96c6\u7ec6\u5206\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6709\u516d\u4e2a\u4e8c\u8fdb\u5236\u8f93\u5165\u7279\u6027\u3002<\/li>\n\n\n\n<li>\u524d\u4e09\u4e2a\u662f\u75c5\u60c5\u7684\u75c7\u72b6\uff0c\u6bd4\u5982<em>1 0 0 0 0 0<\/em>\u8868\u793a\u8fd9\u4e2a\u75c5\u4eba\u53d1\u70e7\uff0c<em>0 1 0 0 0 0<\/em>\u8868\u793a\u54b3\u55fd\uff0c<em>1 1 0 0 0 0<\/em>\u8868\u793a\u54b3\u55fd<em>\u4e14<\/em>\u53d1\u70e7\u7b49\u3002<\/li>\n\n\n\n<li>\u6700\u540e\u4e09\u4e2a\u7279\u5f81\u662f\u201c\u53cd\u201d\u75c7\u72b6\uff1b\u5f53\u60a3\u8005\u51fa\u73b0\u5176\u4e2d\u4e00\u79cd\u75c7\u72b6\u65f6\uff0c\u4ed6\u6216\u5979\u751f\u75c5\u7684\u53ef\u80fd\u6027\u8f83\u5c0f\u3002\u4f8b\u5982\uff0c<em>0 0 0 1 0 0<\/em>\u8868\u793a\u8be5\u60a3\u8005\u63a5\u79cd\u4e86\u6d41\u611f\u75ab\u82d7\u3002\u8fd9\u4e24\u7ec4\u7279\u5f81\u53ef\u4ee5\u7ec4\u5408\u4f7f\u7528\uff1a<em>0 1 0 1 0 0<\/em>\u8868\u793a\u63a5\u79cd\u75ab\u82d7\u7684\u60a3\u8005\u51fa\u73b0\u54b3\u55fd\u7b49\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u679c\u60a3\u8005<em>\u81f3\u5c11<\/em>\u5177\u5907\u524d\u4e09\u4e2a\u7279\u5f81\u4e2d\u7684\u4e24\u4e2a\uff0c\u6211\u4eec\u5c31\u8ba4\u4e3a\u60a3\u8005\u751f\u75c5\u4e86\uff1b\u5982\u679c\u60a3\u8005\u81f3\u5c11\u5177\u5907\u540e\u4e09\u4e2a\u7279\u5f81\u4e2d\u7684\u4e24\u4e2a\uff0c\u6211\u4eec\u5c31\u8ba4\u4e3a\u60a3\u8005\u5065\u5eb7\uff08\u6253\u7834\u5e73\u5c40\u6709\u5229\u4e8e\u5065\u5eb7\u60a3\u8005\uff09\uff0c\u4f8b\u5982\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><em>111000, 101000, 110000, 011000, 011100<\/em>\u00a0= \u751f\u75c5<\/li>\n\n\n\n<li><em>000111, 001110, 000101, 000011, 000110<\/em>\u00a0= \u5065\u5eb7<\/li>\n<\/ul>\n\n\n\n<p>\u6211\u4eec\u5c06\u8bad\u7ec3\u4e00\u4e2a\u81ea\u52a8\u7f16\u7801\u5668\uff08\u4f7f\u7528\u53cd\u5411\u4f20\u64ad\uff09\uff0c\u5b83\u6709\u516d\u4e2a\u8f93\u5165\u5355\u5143\u548c\u516d\u4e2a\u8f93\u51fa\u5355\u5143\uff0c\u4f46\u53ea\u6709\u4e24\u4e2a\u9690\u85cf\u5355\u5143\u3002<\/p>\n\n\n\n<p>\u7ecf\u8fc7\u6570\u767e\u6b21\u8fed\u4ee3\uff0c\u6211\u4eec\u89c2\u5bdf\u5230\uff0c\u5f53\u6bcf\u4e2a\u201c\u75c5\u6001\u201d\u6837\u672c\u88ab\u5448\u73b0\u7ed9\u673a\u5668\u5b66\u4e60\u7f51\u7edc\u65f6\uff0c\u4e24\u4e2a\u9690\u85cf\u5355\u5143\u4e2d\u7684\u4e00\u4e2a\uff08\u6bcf\u4e2a\u201c\u75c5\u6001\u201d\u6837\u672c\u7684\u5355\u5143\u76f8\u540c\uff09\u59cb\u7ec8\u8868\u73b0\u51fa\u6bd4\u53e6\u4e00\u4e2a\u66f4\u9ad8\u7684\u6fc0\u6d3b\u503c\u3002\u76f8\u53cd\uff0c\u5f53\u5448\u73b0\u201c\u5065\u5eb7\u201d\u6837\u672c\u65f6\uff0c\u53e6\u4e00\u4e2a\u9690\u85cf\u5355\u5143\u7684\u6fc0\u6d3b\u503c\u66f4\u9ad8\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u56de\u5f52\u673a\u5668\u5b66\u4e60<\/h3>\n\n\n\n<p>\u672c\u8d28\u4e0a\uff0c\u6211\u4eec\u7684\u4e24\u4e2a\u9690\u85cf\u5355\u5143\u5df2\u7ecf<em>\u5b66\u4f1a\u4e86<\/em>\u6d41\u611f\u75c7\u72b6\u6570\u636e\u96c6\u7684\u7d27\u51d1\u8868\u793a\u3002\u4e3a\u4e86\u4e86\u89e3\u8fd9\u4e0e\u5b66\u4e60\u7684\u5173\u7cfb\uff0c\u6211\u4eec\u56de\u5230\u8fc7\u5ea6\u62df\u5408\u7684\u95ee\u9898\u3002\u901a\u8fc7\u8bad\u7ec3\u6211\u4eec\u7684\u7f51\u7edc\u6765\u5b66\u4e60\u6570\u636e\u7684\u7d27\u51d1\u8868\u793a\uff0c\u6211\u4eec\u503e\u5411\u4e8e\u66f4\u7b80\u5355\u7684\u8868\u793a\uff0c\u800c\u4e0d\u662f\u8fc7\u5ea6\u62df\u5408\u8bad\u7ec3\u6570\u636e\u7684\u9ad8\u5ea6\u590d\u6742\u7684\u5047\u8bbe\u3002<\/p>\n\n\n\n<p>\u5728\u67d0\u79cd\u7a0b\u5ea6\u4e0a\uff0c\u901a\u8fc7\u9752\u7750\u8fd9\u4e9b\u66f4\u7b80\u5355\u7684\u8868\u793a\uff0c\u6211\u4eec\u8bd5\u56fe\u4ee5\u66f4\u771f\u5b9e\u7684\u610f\u4e49\u5b66\u4e60\u6570\u636e\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u53d7\u9650\u73bb\u5c14\u5179\u66fc\u673a<\/h2>\n\n\n\n<p>\u4e0b\u4e00\u4e2a\u5408\u4e4e\u903b\u8f91\u7684\u6b65\u9aa4\u662f\u7814\u7a76\u53d7\u9650\u73bb\u5c14\u5179\u66fc\u673a(RBM)\uff0c<em>\u8fd9\u662f\u4e00\u79cd\u53ef\u4ee5\u5728\u5176\u8f93\u5165\u96c6\u4e0a\u5b66\u4e60\u6982\u7387\u5206\u5e03\u7684\u751f\u6210\u968f\u673a\u795e\u7ecf\u7f51\u7edc<\/em>\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLzoqicnSroA8l35E9Y0zvxw5ng75qXFGsl6l68cHCI7LWmrp3WYwkq0xg\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"\/><\/figure>\n\n\n\n<p>RBM \u7531\u9690\u85cf\u5c42\u3001\u53ef\u89c1\u5c42\u548c\u504f\u7f6e\u5c42\u7ec4\u6210\u3002\u4e0e\u524d\u9988\u7f51\u7edc\u4e0d\u540c\uff0c\u53ef\u89c1\u5c42\u548c\u9690\u85cf\u5c42\u4e4b\u95f4\u7684\u8fde\u63a5\u662f\u65e0\u5411\u7684\uff08\u503c\u53ef\u4ee5\u5728\u53ef\u89c1\u5c42\u5230\u9690\u85cf\u5c42\u548c\u9690\u85cf\u5c42\u5230\u53ef\u89c1\u5c42\u7684\u65b9\u5411\u4f20\u64ad\uff09\uff0c\u5e76\u4e14\u662f\u5b8c\u5168\u8fde\u63a5\u7684\uff08\u7ed9\u5b9a\u5c42\u4e2d\u7684\u6bcf\u4e2a\u5355\u5143\u90fd\u8fde\u63a5\u5230\u4e0b\u4e00\u5c42\u4e2d\u7684\u6bcf\u4e2a\u5355\u5143 &#8211; \u5982\u679c\u6211\u4eec\u5141\u8bb8\u4efb\u4f55\u5c42\u4e2d\u7684\u4efb\u4f55\u5355\u5143\u8fde\u63a5\u5230\u4efb\u4f55\u5176\u4ed6\u5c42\uff0c\u90a3\u4e48\u6211\u4eec\u5c31\u6709\u4e86\u4e00\u4e2a\u73bb\u5c14\u5179\u66fc\uff08\u800c\u4e0d\u662f<em>\u53d7\u9650\u73bb\u5c14\u5179\u66fc<\/em>\uff09\u673a\uff09\u3002<\/p>\n\n\n\n<p>\u6807\u51c6 RBM \u5177\u6709\u4e8c\u8fdb\u5236\u9690\u85cf\u548c\u53ef\u89c1\u5355\u5143\uff1a\u5373\uff0c\u5728\u4f2f\u52aa\u5229\u5206\u5e03\u4e0b\uff0c\u5355\u5143\u6fc0\u6d3b\u4e3a 0 \u6216 1&nbsp;\uff0c\u4f46\u4e5f\u6709\u5177\u6709\u5176\u4ed6\u975e\u7ebf\u6027\u7684\u53d8\u4f53\u3002<\/p>\n\n\n\n<p>\u867d\u7136\u7814\u7a76\u4eba\u5458\u5df2\u7ecf\u4e86\u89e3 RBM \u4e00\u6bb5\u65f6\u95f4\u4e86\uff0c\u4f46\u662f\u6700\u8fd1\u5f15\u5165\u7684\u5bf9\u6bd4\u6563\u5ea6\u65e0\u76d1\u7763\u8bad\u7ec3\u7b97\u6cd5\u91cd\u65b0\u5f15\u8d77\u4e86\u4eba\u4eec\u7684\u5174\u8da3\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5bf9\u6bd4\u53d1\u6563<\/h3>\n\n\n\n<p>\u5355\u6b65\u5bf9\u6bd4\u6563\u5ea6\u7b97\u6cd5\uff08CD-1\uff09\u7684\u5de5\u4f5c\u539f\u7406\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u6b63\u76f8\uff1a\n<ul class=\"wp-block-list\">\n<li>\u8f93\u5165\u6837\u672c<em>v<\/em>\u88ab\u5939\u7d27\u5230\u8f93\u5165\u5c42\u3002<\/li>\n\n\n\n<li><em>v<\/em>\u4ee5\u4e0e\u524d\u9988\u7f51\u7edc\u7c7b\u4f3c\u7684\u65b9\u5f0f\u4f20\u64ad\u5230\u9690\u85cf\u5c42\u3002\u9690\u85cf\u5c42\u6fc0\u6d3b\u7684\u7ed3\u679c\u662f<em>h<\/em>\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u8d1f\u76f8\uff1a\n<ul class=\"wp-block-list\">\n<li><em>\u5c06h<\/em>\u4f20\u64ad\u56de\u53ef\u89c1\u5c42\u5e76\u5f97\u5230\u7ed3\u679c<em>v&#8217;<\/em>\uff08\u53ef\u89c1\u5c42\u548c\u9690\u85cf\u5c42\u4e4b\u95f4\u7684\u8fde\u63a5\u662f\u65e0\u5411\u7684\uff0c\u56e0\u6b64\u5141\u8bb8\u53cc\u5411\u79fb\u52a8\uff09\u3002<\/li>\n\n\n\n<li>\u5c06\u65b0\u7684<em>v&#8217;\u4f7f\u7528\u6fc0\u6d3b\u7ed3\u679c<\/em><em>h&#8217;<\/em>\u4f20\u64ad\u56de\u9690\u85cf\u5c42\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u4f53\u91cd\u66f4\u65b0\uff1a<br><br><img decoding=\"async\" class=\"\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLzGSSvFJLn2kN6YapAsgvGicTK41ofe0bRRc5pLN14LamA23N83xMgIow\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"><br><br>\u5176\u4e2d<em>a<\/em>\u662f\u5b66\u4e60\u7387\uff0c<em>v<\/em>\u3001<em>v&#8217;<\/em>\u3001<em>h<\/em>\u3001<em>h&#8217;<\/em>\u548c<em>w<\/em>\u662f\u5411\u91cf\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8be5\u7b97\u6cd5\u80cc\u540e\u7684\u76f4\u89c9\u662f\uff0c\u6b63\u76f8\uff08\u7ed9\u5b9a<em>v \u7684 h&nbsp;<\/em><em>\uff09<\/em>\u53cd\u6620\u4e86\u7f51\u7edc\u5bf9<em>\u73b0\u5b9e\u4e16\u754c<\/em>\u6570\u636e\u7684\u5185\u90e8\u8868\u793a\u3002\u540c\u65f6\uff0c\u8d1f\u76f8\u8868\u793a\u5c1d\u8bd5\u6839\u636e\u6b64\u5185\u90e8\u8868\u793a\uff08\u7ed9\u5b9a<em>h\u7684<\/em><em>v&#8217;<\/em>\uff09\u91cd\u65b0\u521b\u5efa\u6570\u636e\u3002\u4e3b\u8981\u76ee\u6807\u662f\u4f7f<em>\u751f\u6210\u7684\u6570\u636e<\/em>\u5c3d\u53ef\u80fd\u63a5\u8fd1<em>\u73b0\u5b9e\u4e16\u754c<\/em>\uff0c\u8fd9\u53cd\u6620\u5728\u6743\u91cd\u66f4\u65b0\u516c\u5f0f\u4e2d\u3002<em><\/em><em><\/em><em><\/em><em><\/em><em><\/em><em><\/em><\/p>\n\n\n\n<p>\u6362\u53e5\u8bdd\u8bf4\uff0c\u7f51\u7edc\u5bf9\u4e8e\u8f93\u5165\u6570\u636e\u7684\u8868\u793a\u65b9\u5f0f\u6709\u4e00\u5b9a\u7684\u8ba4\u77e5\uff0c\u56e0\u6b64\u5b83\u4f1a\u5c1d\u8bd5\u6839\u636e\u8fd9\u79cd\u8ba4\u77e5\u6765\u91cd\u73b0\u6570\u636e\u3002\u5982\u679c\u91cd\u73b0\u7ed3\u679c\u4e0e\u73b0\u5b9e\u4e0d\u591f\u63a5\u8fd1\uff0c\u5b83\u4f1a\u8fdb\u884c\u8c03\u6574\u5e76\u518d\u6b21\u5c1d\u8bd5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u91cd\u8fd4\u6d41\u611f<\/h3>\n\n\n\n<p>\u4e3a\u4e86\u6f14\u793a\u5bf9\u6bd4\u53d1\u6563\uff0c\u6211\u4eec\u5c06\u4f7f\u7528\u4e0e\u4e4b\u524d\u76f8\u540c\u7684\u75c7\u72b6\u6570\u636e\u96c6\u3002\u6d4b\u8bd5\u7f51\u7edc\u662f\u4e00\u4e2a\u5177\u6709\u516d\u4e2a\u53ef\u89c1\u5355\u5143\u548c\u4e24\u4e2a\u9690\u85cf\u5355\u5143\u7684 RBM\u3002\u6211\u4eec\u5c06\u4f7f\u7528\u5bf9\u6bd4\u53d1\u6563\u8bad\u7ec3\u7f51\u7edc\uff0c\u5c06\u75c7\u72b6<em>v<\/em>\u9650\u5236\u5728\u53ef\u89c1\u5c42\u3002\u5728\u6d4b\u8bd5\u671f\u95f4\uff0c\u75c7\u72b6\u518d\u6b21\u5448\u73b0\u5230\u53ef\u89c1\u5c42\uff1b\u7136\u540e\uff0c\u6570\u636e\u4f20\u64ad\u5230\u9690\u85cf\u5c42\u3002\u9690\u85cf\u5355\u5143\u4ee3\u8868\u751f\u75c5\/\u5065\u5eb7\u72b6\u6001\uff0c\u4e0e\u81ea\u52a8\u7f16\u7801\u5668\uff08\u5c06\u6570\u636e\u4ece\u53ef\u89c1\u5c42\u4f20\u64ad\u5230\u9690\u85cf\u5c42\uff09\u7684\u67b6\u6784\u975e\u5e38\u76f8\u4f3c\u3002<\/p>\n\n\n\n<p>\u7ecf\u8fc7\u6570\u767e\u6b21\u8fed\u4ee3\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u89c2\u5bdf\u5230\u4e0e\u81ea\u52a8\u7f16\u7801\u5668\u76f8\u540c\u7684\u7ed3\u679c\uff1a\u5f53\u51fa\u73b0\u4efb\u4f55\u201c\u75c5\u6001\u201d\u6837\u672c\u65f6\uff0c\u5176\u4e2d\u4e00\u4e2a\u9690\u85cf\u5355\u5143\u5177\u6709\u66f4\u9ad8\u7684\u6fc0\u6d3b\u503c\uff0c\u800c\u53e6\u4e00\u4e2a\u9690\u85cf\u5355\u5143\u5bf9\u4e8e\u201c\u5065\u5eb7\u201d\u6837\u672c\u59cb\u7ec8\u66f4\u6d3b\u8dc3\u3002<\/p>\n\n\n\n<p><em>\u60a8\u53ef\u4ee5\u5728testContrastiveDivergence<\/em>\u65b9\u6cd5\u4e2d<em><\/em>\u770b\u5230\u6b64\u793a\u4f8b\u7684\u5b9e\u9645\u6548\u679c\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6df1\u5ea6\u7f51\u7edc<\/h2>\n\n\n\n<p>\u6211\u4eec\u73b0\u5728\u5df2\u7ecf\u8bc1\u660e\u4e86\u81ea\u52a8\u7f16\u7801\u5668\u548c RBM \u7684\u9690\u85cf\u5c42\u53ef\u4ee5\u4f5c\u4e3a\u6709\u6548\u7684\u7279\u5f81\u68c0\u6d4b\u5668\uff1b\u4f46\u6211\u4eec\u5f88\u5c11\u80fd\u76f4\u63a5\u4f7f\u7528\u8fd9\u4e9b\u7279\u5f81\u3002\u4e8b\u5b9e\u4e0a\uff0c\u4e0a\u9762\u7684\u6570\u636e\u96c6\u66f4\u50cf\u662f\u4e00\u4e2a\u4f8b\u5916\uff0c\u800c\u4e0d\u662f\u4e00\u4e2a\u89c4\u5219\u3002\u76f8\u53cd\uff0c\u6211\u4eec\u9700\u8981\u627e\u5230\u67d0\u79cd\u65b9\u6cd5\u6765\u95f4\u63a5\u4f7f\u7528\u8fd9\u4e9b\u68c0\u6d4b\u5230\u7684\u7279\u5f81\u3002<\/p>\n\n\n\n<p>\u5e78\u8fd0\u7684\u662f\uff0c\u4eba\u4eec\u53d1\u73b0\u8fd9\u4e9b\u7ed3\u6784\u53ef\u4ee5<em>\u5806\u53e0<\/em>\u8d77\u6765\u5f62\u6210<em>\u6df1\u5ea6<\/em>\u7f51\u7edc\u3002\u8fd9\u4e9b\u7f51\u7edc\u53ef\u4ee5\u9010\u5c42\u8d2a\u5a6a\u5730\u8fdb\u884c\u8bad\u7ec3\uff0c\u4ee5\u5e2e\u52a9\u514b\u670d\u4e0e\u4f20\u7edf\u53cd\u5411\u4f20\u64ad\u76f8\u5173\u7684<em>\u68af\u5ea6\u6d88\u5931<\/em>\u548c<em>\u8fc7\u5ea6\u62df\u5408<\/em>\u95ee\u9898\u3002<\/p>\n\n\n\n<p>\u7531\u6b64\u4ea7\u751f\u7684\u7ed3\u6784\u901a\u5e38\u975e\u5e38\u5f3a\u5927\uff0c\u4ea7\u751f\u4ee4\u4eba\u5370\u8c61\u6df1\u523b\u7684\u7ed3\u679c\u3002\u4ee5\u8c37\u6b4c\u8457\u540d\u7684\u201c\u732b\u201d\u8bba\u6587\u4e3a\u4f8b\uff0c\u4ed6\u4eec\u4f7f\u7528\u7279\u6b8a\u7c7b\u578b\u7684\u6df1\u5ea6\u81ea\u52a8\u7f16\u7801\u5668\u6839\u636e<em>\u672a\u6807\u8bb0\u7684<\/em>\u6570\u636e\u201c\u5b66\u4e60\u201d\u4eba\u7c7b\u548c\u732b\u7684\u9762\u90e8\u68c0\u6d4b\u3002<\/p>\n\n\n\n<p>\u8ba9\u6211\u4eec\u4ed4\u7ec6\u770b\u770b\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5806\u53e0\u81ea\u52a8\u7f16\u7801\u5668<\/h3>\n\n\n\n<p>\u987e\u540d\u601d\u4e49\uff0c\u8be5\u7f51\u7edc\u7531\u591a\u4e2a\u5806\u53e0\u7684\u81ea\u52a8\u7f16\u7801\u5668\u7ec4\u6210\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLzNXgUTgjb3tibCpLK8A8puic7ibvhXjWVtokDXl8eXl6HAeib4LHEibib7OCA\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"\/><\/figure>\n\n\n\n<p><em>\u81ea\u52a8\u7f16\u7801\u5668t<\/em>\u7684\u9690\u85cf\u5c42\u5145\u5f53\u81ea\u52a8\u7f16\u7801\u5668<em>t + 1<\/em>\u7684\u8f93\u5165\u5c42\u3002\u7b2c\u4e00\u4e2a\u81ea\u52a8\u7f16\u7801\u5668\u7684\u8f93\u5165\u5c42\u662f\u6574\u4e2a\u7f51\u7edc\u7684\u8f93\u5165\u5c42\u3002\u8d2a\u5a6a\u7684\u9010\u5c42\u8bad\u7ec3\u8fc7\u7a0b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u4f7f\u7528\u53cd\u5411\u4f20\u64ad\u65b9\u6cd5\u548c\u6240\u6709\u53ef\u7528\u7684\u8bad\u7ec3\u6570\u636e\u5355\u72ec\u8bad\u7ec3\u7b2c\u4e00\u4e2a\u81ea\u52a8\u7f16\u7801\u5668\uff08<em>t=1<\/em>\uff0c\u6216\u4e0a\u56fe\u4e2d\u7684\u7ea2\u8272\u8fde\u63a5\uff0c\u4f46\u5177\u6709\u989d\u5916\u7684\u8f93\u51fa\u5c42\uff09\u3002<\/li>\n\n\n\n<li>\u8bad\u7ec3\u7b2c\u4e8c\u4e2a\u81ea\u52a8\u7f16\u7801\u5668<em>t=2 \uff08\u7eff\u8272\u8fde\u63a5\uff09\u3002\u7531\u4e8e<\/em><em>t=2<\/em>\u7684\u8f93\u5165\u5c42\u662f<em>t=1<\/em>\u7684\u9690\u85cf\u5c42\uff0c\u6211\u4eec\u4e0d\u518d\u5bf9<em>t=1<\/em>\u7684\u8f93\u51fa\u5c42\u611f\u5174\u8da3\uff0c\u56e0\u6b64\u5c06\u5176\u4ece\u7f51\u7edc\u4e2d\u5220\u9664\u3002\u8bad\u7ec3\u4ece\u5c06\u8f93\u5165\u6837\u672c\u9650\u5236\u5230<em>t=1<\/em>\u7684\u8f93\u5165\u5c42\u5f00\u59cb\uff0c\u7136\u540e\u5411\u524d\u4f20\u64ad\u5230<em>t=2<\/em>\u7684\u8f93\u51fa\u5c42\u3002\u63a5\u4e0b\u6765\uff0c\u4f7f\u7528\u53cd\u5411\u4f20\u64ad\u66f4\u65b0<em>t=2<\/em>\u7684\u6743\u91cd\uff08\u8f93\u5165\u9690\u85cf\u548c\u9690\u85cf\u8f93\u51fa\uff09 \u3002t\u00a0<em>=2<\/em>\u4f7f\u7528\u6240\u6709\u8bad\u7ec3\u6837\u672c\uff0c\u4e0e<em>t=1<\/em>\u7c7b\u4f3c\u3002<\/li>\n\n\n\n<li>\u5bf9\u6240\u6709\u5c42\u91cd\u590d\u4e0a\u8ff0\u6b65\u9aa4\uff08\u5373\uff0c\u5220\u9664\u524d\u4e00\u4e2a\u81ea\u52a8\u7f16\u7801\u5668\u7684\u8f93\u51fa\u5c42\uff0c\u7528\u53e6\u4e00\u4e2a\u81ea\u52a8\u7f16\u7801\u5668\u66ff\u6362\u5b83\uff0c\u5e76\u7528\u53cd\u5411\u4f20\u64ad\u8fdb\u884c\u8bad\u7ec3\uff09\u3002<\/li>\n\n\n\n<li>\u6b65\u9aa4 1-3 \u79f0\u4e3a<em>\u9884\u8bad\u7ec3<\/em>\uff0c\u6743\u91cd\u5df2\u6b63\u786e\u521d\u59cb\u5316\u3002\u4f46\u662f\uff0c\u8f93\u5165\u6570\u636e\u548c\u8f93\u51fa\u6807\u7b7e\u4e4b\u95f4\u6ca1\u6709\u6620\u5c04\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8bad\u7ec3\u7f51\u7edc\u8bc6\u522b\u624b\u5199\u6570\u5b57\u56fe\u50cf\uff0c\u4ecd\u7136\u65e0\u6cd5\u5c06\u6700\u540e\u4e00\u4e2a\u7279\u5f81\u68c0\u6d4b\u5668\uff08\u5373\u6700\u540e\u4e00\u4e2a\u81ea\u52a8\u7f16\u7801\u5668\u7684\u9690\u85cf\u5c42\uff09\u7684\u5355\u5143\u6620\u5c04\u5230\u56fe\u50cf\u7684\u6570\u5b57\u7c7b\u578b\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6700\u5e38\u89c1\u7684\u89e3\u51b3\u65b9\u6848\u662f\u5411\u6700\u540e\u4e00\u5c42\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u5b8c\u5168\u8fde\u63a5\u7684\u5c42\uff08\u84dd\u8272\u8fde\u63a5\uff09\u3002\u73b0\u5728\u53ef\u4ee5\u5c06\u6574\u4e2a\u7f51\u7edc\u89c6\u4e3a\u591a\u5c42\u611f\u77e5\u5668\uff0c\u5e76\u4f7f\u7528\u53cd\u5411\u4f20\u64ad\u8fdb\u884c\u8bad\u7ec3\uff08\u6b64\u6b65\u9aa4\u4e5f\u79f0\u4e3a<em>\u5fae\u8c03<\/em>\uff09\u3002<\/li>\n<\/ol>\n\n\n\n<p><em>\u90a3\u4e48\uff0c\u5806\u53e0\u81ea\u52a8\u7f16\u7801\u5668\u5c31\u662f\u4e3a\u4e86\u63d0\u4f9b\u4e00\u79cd\u6709\u6548\u7684\u9884\u8bad\u7ec3\u65b9\u6cd5\u6765\u521d\u59cb\u5316\u7f51\u7edc\u7684\u6743\u91cd\uff0c\u4ece\u800c\u8ba9\u4f60\u62e5\u6709\u4e00\u4e2a\u53ef\u4ee5\u968f\u65f6\u8bad\u7ec3\uff08\u6216\u5fae\u8c03<\/em>\uff09\u7684\u590d\u6742\u591a\u5c42\u611f\u77e5\u5668\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6df1\u5ea6\u4fe1\u5ff5\u7f51\u7edc<\/h3>\n\n\n\n<p>\u4e0e\u81ea\u52a8\u7f16\u7801\u5668\u4e00\u6837\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u5806\u53e0\u73bb\u5c14\u5179\u66fc\u673a\u6765\u521b\u5efa\u79f0\u4e3a<em>\u6df1\u5ea6\u4fe1\u5ff5\u7f51\u7edc (DBN)<\/em>\u7684\u7c7b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_png\/qt08A648NlMyibLuO40jQvgxE9JmvkhLz28wDEY20icGiaxHDYcQhY1iadg4GC0pkIBWIrC3SrMzRtyp0nGoUrFWoA\/640?wx_fmt=png&amp;from=appmsg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\"\/><\/figure>\n\n\n\n<p><em>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cRBM t<\/em>\u7684\u9690\u85cf\u5c42\u5145\u5f53 RBM&nbsp;<em>t+1<\/em>\u7684\u53ef\u89c1\u5c42\u3002\u7b2c\u4e00\u4e2a RBM 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\u3002\u7531\u4e8e<\/em><em>t=2<\/em>\u7684\u53ef\u89c1\u5c42\u662f<em>t=1<\/em>\u7684\u9690\u85cf\u5c42\uff0c\u8bad\u7ec3\u4ece\u5c06\u8f93\u5165\u6837\u672c\u9650\u5236\u5728<em>t=1<\/em>\u7684\u53ef\u89c1\u5c42\u5f00\u59cb\uff0c\u7136\u540e\u5411\u524d\u4f20\u64ad\u5230<em>t=1<\/em>\u7684\u9690\u85cf\u5c42\u3002\u7136\u540e\uff0c\u8be5\u6570\u636e\u7528\u4e8e\u542f\u52a8<em>t=2<\/em>\u7684\u5bf9\u6bd4\u53d1\u6563\u8bad\u7ec3\u3002<\/li>\n\n\n\n<li>\u5bf9\u6240\u6709\u5c42\u91cd\u590d\u4e0a\u8ff0\u6b65\u9aa4\u3002<\/li>\n\n\n\n<li>\u4e0e\u5806\u53e0\u5f0f\u81ea\u52a8\u7f16\u7801\u5668\u7c7b\u4f3c\uff0c\u5728\u9884\u8bad\u7ec3\u540e\uff0c\u53ef\u4ee5\u901a\u8fc7\u5c06\u4e00\u4e2a\u6216\u591a\u4e2a\u5b8c\u5168\u8fde\u63a5\u7684\u5c42\u8fde\u63a5\u5230\u6700\u7ec8\u7684 RBM \u9690\u85cf\u5c42\u6765\u6269\u5c55\u7f51\u7edc\u3002\u8fd9\u5f62\u6210\u4e86\u4e00\u4e2a\u591a\u5c42\u611f\u77e5\u5668\uff0c\u7136\u540e\u53ef\u4ee5\u4f7f\u7528\u53cd\u5411\u4f20\u64ad\u5bf9\u5176<em>\u8fdb\u884c\u5fae\u8c03<\/em>\u3002<\/li>\n<\/ol>\n\n\n\n<p>\u8be5\u8fc7\u7a0b\u7c7b\u4f3c\u4e8e\u5806\u53e0\u81ea\u52a8\u7f16\u7801\u5668\uff0c\u4f46\u5176\u4e2d\u81ea\u52a8\u7f16\u7801\u5668\u88ab RBM \u53d6\u4ee3\uff0c\u53cd\u5411\u4f20\u64ad\u88ab\u5bf9\u6bd4\u6563\u5ea6\u7b97\u6cd5\u53d6\u4ee3\u3002<\/p>\n\n\n\n<p><em>\uff08\u6ce8\uff1a\u6709\u5173\u6784\u5efa\u548c\u8bad\u7ec3\u5806\u53e0\u81ea\u52a8\u7f16\u7801\u5668\u6216\u6df1\u5ea6\u4fe1\u5ff5\u7f51\u7edc\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u67e5\u770b\u6b64\u5904\u7684\u793a\u4f8b\u4ee3\u7801\u3002\uff09<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u5377\u79ef\u7f51\u7edc<\/h2>\n\n\n\n<p>\u4f5c\u4e3a\u6700\u540e\u7684\u6df1\u5ea6\u5b66\u4e60\u67b6\u6784\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e0b\u5377\u79ef\u7f51\u7edc\uff0c\u8fd9\u662f\u4e00\u7c7b\u7279\u522b\u6709\u8da3\u4e14\u7279\u6b8a\u7684\u524d\u9988\u7f51\u7edc\uff0c\u975e\u5e38\u9002\u5408\u56fe\u50cf\u8bc6\u522b\u3002<\/p>\n\n\n\n<p><em>\u56fe\u7247\u6765\u81eaDeepLearning.net<\/em><\/p>\n\n\n\n<p>\u5728\u7814\u7a76\u5377\u79ef\u7f51\u7edc\u7684\u5b9e\u9645\u7ed3\u6784\u4e4b\u524d\uff0c\u6211\u4eec\u9996\u5148\u5b9a\u4e49\u4e00\u4e2a\u56fe\u50cf<em>\u8fc7\u6ee4\u5668<\/em>\uff0c\u6216\u8005\u4e00\u4e2a\u5177\u6709\u76f8\u5173\u6743\u91cd\u7684\u6b63\u65b9\u5f62\u533a\u57df\u3002\u8fc7\u6ee4\u5668\u5e94\u7528\u4e8e\u6574\u4e2a\u8f93\u5165\u56fe\u50cf\uff0c\u5e76\u4e14\u60a8\u901a\u5e38\u4f1a\u5e94\u7528\u591a\u4e2a\u8fc7\u6ee4\u5668\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5c06\u56db\u4e2a 6&#215;6 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32&#215;32 \u56fe\u50cf\u7ec4\u6210\uff0c\u5e76\u4e14\u8be5\u5c42\u7684\u5b50\u91c7\u6837\u533a\u57df\u4e3a 2&#215;2\uff0c\u5219\u8f93\u51fa\u503c\u5c06\u4e3a 16&#215;16 \u56fe\u50cf\uff0c\u8fd9\u610f\u5473\u7740\u8f93\u5165\u56fe\u50cf\u7684 4 \u4e2a\u50cf\u7d20\uff08\u6bcf\u4e2a 2&#215;2 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2% \u7684\u4f4e\u9519\u8bef\u7387\uff09\u3002\u6b64\u5904\u8fd8\u6709\u4e00\u4e2a\u7c7b\u4f3c\u7f51\u7edc\u7684 JavaScript \u53ef\u89c6\u5316\u6548\u679c\u3002<em><\/em><em><\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6267\u884c<\/h2>\n\n\n\n<p>\u73b0\u5728\u6211\u4eec\u5df2\u7ecf\u4ecb\u7ecd\u4e86\u6700\u5e38\u89c1\u7684\u795e\u7ecf\u7f51\u7edc\u53d8\u4f53\uff0c\u6211\u60f3\u5199\u4e00\u4e9b\u5173\u4e8e\u5728\u5b9e\u65bd\u8fd9\u4e9b\u6df1\u5ea6\u5b66\u4e60\u7ed3\u6784\u8fc7\u7a0b\u4e2d\u6240\u9762\u4e34\u7684\u6311\u6218\u3002<\/p>\n\n\n\n<p>\u5e7f\u4e49\u4e0a\u8bb2\uff0c\u6211\u521b\u5efa\u6df1\u5ea6\u5b66\u4e60\u5e93\u7684\u76ee\u6807\u662f\uff08\u73b0\u5728\u4ecd\u7136\u662f\uff09\u6784\u5efa\u4e00\u4e2a\u6ee1\u8db3\u4ee5\u4e0b\u6807\u51c6\u7684\u57fa\u4e8e\u795e\u7ecf\u7f51\u7edc\u7684\u6846\u67b6\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4e00\u79cd\u80fd\u591f\u8868\u793a\u4e0d\u540c\u6a21\u578b\u7684\u901a\u7528\u67b6\u6784\uff08\u4f8b\u5982\uff0c\u6211\u4eec\u4e0a\u9762\u770b\u5230\u7684\u6240\u6709\u795e\u7ecf\u7f51\u7edc\u53d8\u4f53\uff09\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u591a\u79cd\u8bad\u7ec3\u7b97\u6cd5\uff08\u53cd\u5411\u4f20\u64ad\u3001\u5bf9\u6bd4\u53d1\u6563\u7b49\uff09\u7684\u80fd\u529b\u3002<\/li>\n\n\n\n<li>\u8868\u73b0\u4e0d\u9519\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u4e3a\u4e86\u6ee1\u8db3\u8fd9\u4e9b\u8981\u6c42\uff0c\u6211\u91c7\u7528\u4e86\u5206\u5c42\uff08\u6216\u6a21\u5757\u5316\uff09\u7684\u65b9\u6cd5\u6765\u8bbe\u8ba1\u8f6f\u4ef6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u7ed3\u6784<\/h3>\n\n\n\n<p>\u8ba9\u6211\u4eec\u4ece\u57fa\u7840\u5f00\u59cb\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>NeuralNetworkImpl\u662f\u6240\u6709\u795e\u7ecf\u7f51\u7edc\u6a21\u578b\u7684\u57fa\u7c7b\u3002<\/li>\n\n\n\n<li>\u6bcf\u4e2a\u7f51\u7edc\u5305\u542b\u4e00\u7ec4\u5c42\u3002<\/li>\n\n\n\n<li>\u6bcf\u4e00\u5c42\u90fd\u6709\u4e00\u4e2a\u8fde\u63a5\u5217\u8868\uff0c\u5176\u4e2d\u8fde\u63a5\u662f\u4e24\u5c42\u4e4b\u95f4\u7684\u94fe\u63a5\uff0c\u4f7f\u5f97\u7f51\u7edc\u662f\u6709\u5411\u65e0\u73af\u56fe\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u8be5\u7ed3\u6784\u8db3\u591f\u7075\u6d3b\uff0c\u53ef\u7528\u4e8e\u7ecf\u5178\u7684\u524d\u9988\u7f51\u7edc\uff0c\u4ee5\u53caRBM\u548c\u66f4\u590d\u6742\u7684\u67b6\u6784\uff0c\u5982ImageNet\u3002<\/p>\n\n\n\n<p>\u5b83\u8fd8\u5141\u8bb8\u4e00\u4e2a\u5c42\u6210\u4e3a\u591a\u4e2a\u7f51\u7edc\u7684\u4e00\u90e8\u5206\u3002\u4f8b\u5982\uff0c\u6df1\u5ea6\u4fe1\u5ff5\u7f51\u7edc\u4e2d\u7684\u5c42\u4e5f\u662f\u5176\u76f8\u5e94 RBM \u4e2d\u7684\u5c42\u3002<\/p>\n\n\n\n<p>\u6b64\u5916\uff0c\u8fd9\u79cd\u67b6\u6784\u5141\u8bb8\u5728\u9884\u8bad\u7ec3\u9636\u6bb5\u5c06 DBN \u89c6\u4e3a\u5806\u53e0 RBM \u7684\u5217\u8868\uff0c\u5e76\u5728\u5fae\u8c03\u9636\u6bb5\u5c06\u5176\u89c6\u4e3a\u524d\u9988\u7f51\u7edc\uff0c\u8fd9\u5728\u76f4\u89c2\u4e0a\u5f88\u597d\uff0c\u5728\u7f16\u7a0b\u4e0a\u4e5f\u5f88\u65b9\u4fbf\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6570\u636e\u4f20\u64ad<\/h3>\n\n\n\n<p>\u4e0b\u4e00\u4e2a\u6a21\u5757\u8d1f\u8d23\u901a\u8fc7\u7f51\u7edc\u4f20\u64ad\u6570\u636e\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u5206\u4e3a\u4e24\u6b65\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u786e\u5b9a\u5c42\u7684\u987a\u5e8f\u3002\u4f8b\u5982\uff0c\u8981\u4ece\u591a\u5c42\u611f\u77e5\u5668\u83b7\u53d6\u7ed3\u679c\uff0c\u6570\u636e\u88ab\u201c\u9650\u5236\u201d\u5230\u8f93\u5165\u5c42\uff08\u56e0\u6b64\uff0c\u8fd9\u662f\u8981\u8ba1\u7b97\u7684\u7b2c\u4e00\u5c42\uff09\u5e76\u4e00\u76f4\u4f20\u64ad\u5230\u8f93\u51fa\u5c42\u3002\u4e3a\u4e86\u5728\u53cd\u5411\u4f20\u64ad\u671f\u95f4\u66f4\u65b0\u6743\u91cd\uff0c\u8f93\u51fa\u8bef\u5dee\u5fc5\u987b\u4ece\u8f93\u51fa\u5c42\u5f00\u59cb\u4ee5\u5e7f\u5ea6\u4f18\u5148\u7684\u987a\u5e8f\u4f20\u64ad\u5230\u6bcf\u4e00\u5c42\u3002\u8fd9\u662f\u4f7f\u7528<em>LayerOrderStrategy<\/em>\u7684\u5404\u79cd\u5b9e\u73b0\u6765\u5b9e\u73b0\u7684\uff0c\u5b83\u5229\u7528\u7f51\u7edc\u7684\u56fe\u5f62\u7ed3\u6784\uff0c\u91c7\u7528\u4e0d\u540c\u7684\u56fe\u5f62\u904d\u5386\u65b9\u6cd5\u3002\u4e00\u4e9b\u793a\u4f8b\u5305\u62ec\u5e7f\u5ea6\u4f18\u5148\u7b56\u7565\u548c\u7279\u5b9a\u5c42\u7684\u76ee\u6807\u3002\u987a\u5e8f\u5b9e\u9645\u4e0a\u662f\u7531\u5c42\u4e4b\u95f4\u7684\u8fde\u63a5\u51b3\u5b9a\u7684\uff0c\u56e0\u6b64\u7b56\u7565\u8fd4\u56de\u6709\u5e8f\u7684\u8fde\u63a5\u5217\u8868\u3002<\/li>\n\n\n\n<li>\u8ba1\u7b97\u6fc0\u6d3b\u503c\u3002\u6bcf\u4e00\u5c42\u90fd\u6709\u4e00\u4e2a\u5173\u8054\u7684<em>ConnectionCalculator<\/em>\uff0c\u5b83\u83b7\u53d6\u5176\u8fde\u63a5\u5217\u8868\uff08\u6765\u81ea\u4e0a\u4e00\u6b65\uff09\u548c\u8f93\u5165\u503c\uff08\u6765\u81ea\u5176\u4ed6\u5c42\uff09\u5e76\u8ba1\u7b97\u7ed3\u679c\u6fc0\u6d3b\u3002\u4f8b\u5982\uff0c\u5728\u7b80\u5355\u7684 S \u5f62\u524d\u9988\u7f51\u7edc\u4e2d\uff0c\u9690\u85cf\u5c42\u7684<em>ConnectionCalculator<\/em>\u83b7\u53d6\u8f93\u5165\u5c42\u548c\u504f\u7f6e\u5c42\u7684\u503c\uff08\u5206\u522b\u662f\u8f93\u5165\u6570\u636e\u548c<em>1<\/em>\u7684\u6570\u7ec4\uff09\u4ee5\u53ca\u5355\u5143\u4e4b\u95f4\u7684\u6743\u91cd\uff08\u5bf9\u4e8e\u5b8c\u5168\u8fde\u63a5\u5c42\uff0c\u6743\u91cd\u5b9e\u9645\u4e0a\u4ee5<em>Matrix<\/em>\u7684\u5f62\u5f0f\u5b58\u50a8\u5728<em>FullyConnected<\/em>\u8fde\u63a5\u4e2d\uff09\uff0c\u8ba1\u7b97\u52a0\u6743\u548c\uff0c\u5e76\u5c06\u7ed3\u679c\u8f93\u5165\u5230 S \u5f62\u51fd\u6570\u4e2d\u3002\u8fde\u63a5\u8ba1\u7b97\u5668\u5b9e\u73b0\u4e86\u5404\u79cd\u4f20\u8f93\uff08\u4f8b\u5982\u52a0\u6743\u548c\u3001\u5377\u79ef\uff09\u548c\u6fc0\u6d3b\uff08\u4f8b\u5982\u591a\u5c42\u611f\u77e5\u5668\u7684\u903b\u8f91\u548c tanh\u3001RBM \u7684\u4e8c\u8fdb\u5236\uff09\u51fd\u6570\u3002\u5b83\u4eec\u4e2d\u7684\u5927\u591a\u6570\u90fd\u53ef\u4ee5\u4f7f\u7528Aparapi\u5728 GPU \u4e0a\u6267\u884c\uff0c\u5e76\u53ef\u7528\u4e8e\u5c0f\u6279\u91cf\u8bad\u7ec3\u3002<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">\u4f7f\u7528 APARAPI \u8fdb\u884c GPU \u8ba1\u7b97<\/h4>\n\n\n\n<p>\u6b63\u5982\u6211\u4e4b\u524d\u63d0\u5230\u7684\uff0c\u795e\u7ecf\u7f51\u7edc\u8fd1\u5e74\u6765\u590d\u5174\u7684\u539f\u56e0\u4e4b\u4e00\u662f\u5b83\u4eec\u7684\u8bad\u7ec3\u65b9\u6cd5\u975e\u5e38\u6709\u5229\u4e8e\u5e76\u884c\u6027\uff0c\u5141\u8bb8\u4f60\u4f7f\u7528 GPGPU \u663e\u8457\u52a0\u5feb\u8bad\u7ec3\u901f\u5ea6\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u9009\u62e9\u4f7f\u7528 Aparapi \u5e93\u6765\u6dfb\u52a0GPU \u652f\u6301\u3002<\/p>\n\n\n\n<p>Aparapi \u5bf9\u8fde\u63a5\u8ba1\u7b97\u5668\u65bd\u52a0\u4e86\u4e00\u4e9b\u91cd\u8981\u7684\u9650\u5236\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ea\u5141\u8bb8\u539f\u59cb\u6570\u636e\u7c7b\u578b\u7684\u4e00\u7ef4\u6570\u7ec4\uff08\u548c\u53d8\u91cf\uff09\u3002<\/li>\n\n\n\n<li>\u53ea\u5141\u8bb8\u4ece GPU \u53ef\u6267\u884c\u4ee3\u7801\u8c03\u7528Aparapi\u00a0<em>Kernel<\/em>\u7c7b\u672c\u8eab\u7684\u6210\u5458\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u56e0\u6b64\uff0c\u5927\u591a\u6570\u6570\u636e\uff08\u6743\u91cd\u3001\u8f93\u5165\u548c\u8f93\u51fa\u6570\u7ec4\uff09\u90fd\u5b58\u50a8\u5728<em>Matrix<\/em>\u5b9e\u4f8b\u4e2d\uff0c\u8fd9\u4e9b\u5b9e\u4f8b\u5728\u5185\u90e8\u4f7f\u7528\u4e00\u7ef4\u6d6e\u70b9\u6570\u7ec4\u3002\u6240\u6709 Aparapi \u8fde\u63a5\u8ba1\u7b97\u5668\u90fd\u4f7f\u7528<em>AparapiWeightedSum<\/em>\uff08\u7528\u4e8e\u5b8c\u5168\u8fde\u63a5\u5c42\u548c\u52a0\u6743\u548c\u8f93\u5165\u51fd\u6570\uff09\u3001<em>AparapiSubsampling2D<\/em>\uff08\u7528\u4e8e\u5b50\u91c7\u6837\u5c42\uff09\u6216<em>AparapiConv2D<\/em>&nbsp;\uff08\u7528\u4e8e\u5377\u79ef\u5c42\uff09\u3002\u901a\u8fc7\u5f15\u5165\u5f02\u6784\u7cfb\u7edf\u67b6\u6784\uff0c\u53ef\u4ee5\u514b\u670d\u5176\u4e2d\u4e00\u4e9b\u9650\u5236\u3002Aparapi \u8fd8\u5141\u8bb8\u5728 CPU \u548c GPU 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\u7b49\u7814\u7a76\u4eba\u5458\u53d6\u5f97\u7684\u4ee4\u4eba\u77a9\u76ee\u7684\u8fdb\u5c55\uff0c\u8be5\u9886\u57df\u65e0\u7591\u663e\u793a\u51fa\u5de8\u5927\u7684\u6f5c\u529b\u3002\u73b0\u5728\u6b63\u662f\u719f\u6089\u548c\u53c2\u4e0e\u8be5\u9886\u57df\u7684\u6700\u4f73\u65f6\u673a\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u9644\u5f55\uff1a\u8d44\u6e90<\/h2>\n\n\n\n<p>\u5982\u679c\u60a8\u6709\u5174\u8da3\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff0c\u6211\u53d1\u73b0\u4ee5\u4e0b\u8d44\u6e90\u5bf9\u6211\u7684\u5de5\u4f5c\u975e\u5e38\u6709\u5e2e\u52a9\uff1a<\/p>\n\n\n\n<p><em>\u6e90\u4ee3\u7801<\/em><\/p>\n\n\n\n<p><em>http:\/\/www.gitpp.com\/datasets\/neuralnetworks-java<\/em><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6ca1\u6709\u6df1\u5ea6\u5b66\u4e60\uff0c\u5c31\u6ca1\u6709Transformer \u8fd9\u4e00\u6b21\u4eba\u5de5\u667a\u80fd\u7684\u7206\u53d1\u57fa\u7840\u5c31\u662f\u6df1\u5ea6\u5b66\u4e60 \u4eba\u5de5\u667a\u80fd\u7684\u8fd1\u671f\u590d\u82cf\u5728\u5f88\u5927\u7a0b\u5ea6 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-798","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"blocksy_meta":"","_links":{"self":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/798","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/comments?post=798"}],"version-history":[{"count":1,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/798\/revisions"}],"predecessor-version":[{"id":799,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/posts\/798\/revisions\/799"}],"wp:attachment":[{"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/media?parent=798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/categories?post=798"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ai.gitpp.com\/index.php\/wp-json\/wp\/v2\/tags?post=798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}