{"id":3431,"date":"2026-01-28T06:32:55","date_gmt":"2026-01-28T06:32:55","guid":{"rendered":"https:\/\/umaax.com\/shenmeshimengtekaluofangfamontecarlomethodsaibaikezhishi\/"},"modified":"2026-01-28T06:32:55","modified_gmt":"2026-01-28T06:32:55","slug":"shenmeshimengtekaluofangfamontecarlomethodsaibaikezhishi","status":"publish","type":"post","link":"https:\/\/umaax.com\/en\/shenmeshimengtekaluofangfamontecarlomethodsaibaikezhishi\/","title":{"rendered":"\u4ec0\u4e48\u662f\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09 \u2013 AI\u767e\u79d1\u77e5\u8bc6"},"content":{"rendered":"<p><span style=\"font-size: 1rem;\">\u5728\u63a2\u7d22\u4eba\u5de5\u667a\u80fd\u7684\u672a\u77e5\u9886\u57df\u4e2d\uff0c\u5f3a\u5316\u5b66\u4e60\u626e\u6f14\u7740\u63a2\u9669\u5bb6\u7684\u89d2\u8272\uff0c\u4e0d\u65ad\u5bfb\u6c42\u5728\u590d\u6742\u73af\u5883\u4e2d\u505a\u51fa\u6700\u4f18\u51b3\u7b56\u7684\u7b56\u7565\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09\u4f5c\u4e3a\u5f3a\u5316\u5b66\u4e60\u7684\u91cd\u8981\u5206\u652f\uff0c\u901a\u8fc7\u4e0e\u73af\u5883\u7684\u76f4\u63a5\u4ea4\u4e92\u6765\u5b66\u4e60\uff0c\u65e0\u9700\u6a21\u578b\u4fe1\u606f\uff0c\u4ec5\u4f9d\u9760\u7ecf\u9a8c\u6765\u63a2\u7d22\u548c\u8bc4\u4f30\u7b56\u7565\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u4ee5\u5176\u7b80\u5355\u3001\u76f4\u63a5\u548c\u65e0\u9700\u9884\u77e5\u73af\u5883\u52a8\u6001\u7684\u7279\u6027\uff0c\u5728\u89e3\u51b3\u4ece\u68cb\u76d8\u6e38\u620f\u5230\u673a\u5668\u4eba\u63a7\u5236\u7684\u5e7f\u6cdb\u95ee\u9898\u4e2d\u5c55\u73b0\u51fa\u72ec\u7279\u4f18\u52bf\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecd\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7684\u57fa\u672c\u539f\u7406\u3001\u5173\u952e\u6280\u672f\u548c\u5e94\u7528\u524d\u666f\uff0c\u63ed\u793a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5728\u5f3a\u5316\u5b66\u4e60\u9886\u57df\u7684\u6838\u5fc3\u5730\u4f4d\u548c\u672a\u6765\u53d1\u5c55\u3002<\/span><\/p>\n<p>\u00a0<\/p>\n<h2>\u4ec0\u4e48\u662f\u8499\u7279\u5361\u6d1b\u65b9\u6cd5<\/h2>\n<p>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09\u662f\u5f3a\u5316\u5b66\u4e60\u4e2d\u4e00\u79cd\u57fa\u4e8e\u91c7\u6837\u7684\u5b66\u4e60\u6280\u672f\uff0c\u901a\u8fc7\u6a21\u62df\u73af\u5883\u7684\u968f\u673a\u8fc7\u7a0b\u6765\u5b66\u4e60\u7b56\u7565\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u4ee5\u76f4\u63a5\u4ece\u4e0e\u73af\u5883\u7684\u4ea4\u4e92\u4e2d\u6536\u96c6\u6837\u672c\uff0c\u5229\u7528\u6837\u672c\u7684\u5e73\u5747\u56de\u62a5\u6765\u4f30\u8ba1\u72b6\u6001\u6216\u52a8\u4f5c\u7684\u4ef7\u503c\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9002\u7528\u4e8e\u8bc4\u4f30\u548c\u4f18\u5316\u7b56\u7565\uff0c\u7279\u522b\u662f\u5728\u5904\u7406\u5b8c\u6574episodes\u65f6\u6548\u679c\u663e\u8457\uff0c\u5982\u5728\u8d4c\u535a\u548c\u6e38\u620f\u7b49\u9886\u57df\u3002\u5305\u62ec\u9996\u6b21\u8bbf\u95ee\u548c\u6bcf\u6b21\u8bbf\u95ee\u7b56\u7565\u8bc4\u4f30\uff0c\u4ee5\u53caon-policy\u548coff-policy\u63a7\u5236\u7b56\u7565\u3002<\/p>\n<h2>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7684\u5de5\u4f5c\u539f\u7406<\/h2>\n<p>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09\u5728\u5f3a\u5316\u5b66\u4e60\u4e2d\u7684\u5de5\u4f5c\u539f\u7406\u4e3b\u8981\u4f9d\u8d56\u4e8e\u76f4\u63a5\u4e0e\u73af\u5883\u8fdb\u884c\u4ea4\u4e92\u6765\u6536\u96c6\u7ecf\u9a8c\u6570\u636e\u3002\u667a\u80fd\u4f53\u6267\u884c\u52a8\u4f5c\u5e76\u89c2\u5bdf\u7ed3\u679c\uff0c\u8bb0\u5f55\u72b6\u6001\u8f6c\u79fb\u548c\u83b7\u5f97\u7684\u5956\u52b1\u3002\u8fd9\u4e9b\u7ecf\u9a8c\u88ab\u7528\u6765\u4f30\u8ba1\u72b6\u6001\u503c\u51fd\u6570\u6216\u52a8\u4f5c\u503c\u51fd\u6570\uff0c\u901a\u5e38\u662f\u901a\u8fc7\u8ba1\u7b97\u67d0\u4e2a\u72b6\u6001\u6216\u72b6\u6001-\u52a8\u4f5c\u5bf9\u5728\u591a\u4e2aepisodes\u4e2d\u7d2f\u79ef\u5956\u52b1\u7684\u5e73\u5747\u503c\u3002\u968f\u7740\u66f4\u591a\u7ecf\u9a8c\u7684\u79ef\u7d2f\uff0c\u4f30\u8ba1\u4f1a\u9010\u6e10\u7a33\u5b9a\u5e76\u6536\u655b\u5230\u771f\u5b9e\u7684\u4ef7\u503c\u51fd\u6570\u3002<\/p>\n<p class=\"last-node\">\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09\u7684\u4e00\u4e2a\u5173\u952e\u7279\u70b9\u662f\u4e0d\u9700\u8981\u5bf9\u73af\u5883\u7684\u52a8\u6001\u6709\u5148\u9a8c\u77e5\u8bc6\uff0c\u4e5f\u4e0d\u9700\u8981\u80fd\u591f\u9884\u6d4b\u672a\u6765\u7684\u72b6\u6001\u8f6c\u79fb\u3002\u76f8\u53cd\uff0c\u901a\u8fc7\u5b9e\u9645\u4f53\u9a8c\u6765\u5b66\u4e60\uff0c\u4f7f\u5f97\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7279\u522b\u9002\u7528\u4e8e\u90a3\u4e9b\u96be\u4ee5\u5efa\u6a21\u7684\u590d\u6742\u73af\u5883\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u4ee5\u91c7\u7528on-policy\u6216off-policy\u5f62\u5f0f\uff0c\u524d\u8005\u4f7f\u7528\u4e0e\u8bc4\u4f30\u7b56\u7565\u76f8\u540c\u7684\u7b56\u7565\u751f\u6210\u6570\u636e\uff0c\u540e\u8005\u5219\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u7b56\u7565\u751f\u6210\u6570\u636e\uff0c\u589e\u52a0\u4e86\u65b9\u6cd5\u7684\u7075\u6d3b\u6027\u548c\u5e94\u7528\u8303\u56f4\u3002<\/p>\n<h2>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7684\u4e3b\u8981\u5e94\u7528<\/h2>\n<p>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5728\u5f3a\u5316\u5b66\u4e60\u4e2d\u7684\u4e3b\u8981\u5e94\u7528\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u7b56\u7565\u8bc4\u4f30\uff08Policy Evaluation\uff09<\/strong>\uff1a\u5728\u5df2\u77e5\u7b56\u7565\u7684\u60c5\u51b5\u4e0b\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u901a\u8fc7\u91c7\u6837\u4e00\u7cfb\u5217\u5b8c\u6574\u7684episodes\u6765\u4f30\u8ba1\u72b6\u6001\u503c\u51fd\u6570\u6216\u52a8\u4f5c\u4ef7\u503c\u51fd\u6570\u3002\u9075\u5faa\u5f53\u524d\u7b56\u7565\u4e0e\u73af\u5883\u4ea4\u4e92\u751f\u6210\u7684\uff0c\u8ba1\u7b97\u6bcf\u4e2a\u72b6\u6001\u6216\u72b6\u6001-\u52a8\u4f5c\u5bf9\u7684\u5e73\u5747\u56de\u62a5\u6765\u8bc4\u4f30\u7b56\u7565\u7684\u6027\u80fd\u3002<\/li>\n<li><strong>\u7b56\u7565\u6539\u8fdb\uff08Policy Improvement\uff09<\/strong>\uff1a\u4e00\u65e6\u80fd\u591f\u51c6\u786e\u8bc4\u4f30\u7b56\u7565\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u6539\u8fdb\u7b56\u7565\u3002\u901a\u8fc7\u9009\u62e9\u90a3\u4e9b\u5177\u6709\u6700\u9ad8\u671f\u671b\u56de\u62a5\u7684\u72b6\u6001-\u52a8\u4f5c\u5bf9\u6765\u5b9e\u73b0\uff0c\u4ece\u800c\u5f62\u6210\u4e00\u4e2a\u65b0\u7684\u3001\u6539\u8fdb\u7684\u7b56\u7565\u3002<\/li>\n<li><strong>\u4fe1\u7528\u5206\u914d\u95ee\u9898\uff08Credit Assignment Problem\uff09<\/strong>\uff1a\u5728\u590d\u6742\u7684\u4efb\u52a1\u4e2d\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u6709\u52a9\u4e8e\u786e\u5b9a\u54ea\u4e9b\u52a8\u4f5c\u5bf9\u6700\u7ec8\u7684\u56de\u62a5\u8d21\u732e\u6700\u5927\uff0c\u4e3a\u6bcf\u4e2a\u52a8\u4f5c\u6b63\u786e\u5730\u5206\u914d\u4fe1\u7528\u3002<\/li>\n<li><strong>\u65e0\u6a21\u578b\u5b66\u4e60\uff08Model-Free Learning\uff09<\/strong>\uff1a\u7531\u4e8e\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u4e0d\u9700\u8981\u73af\u5883\u7684\u6a21\u578b\uff08\u5982\u8f6c\u79fb\u6982\u7387\u548c\u5956\u52b1\u7ed3\u6784\uff09\uff0c\u5b83\u9002\u7528\u4e8e\u90a3\u4e9b\u96be\u4ee5\u6216\u65e0\u6cd5\u5efa\u6a21\u7684\u590d\u6742\u73af\u5883\u3002<\/li>\n<li><strong>\u79bb\u6563\u548c\u8fde\u7eed\u4efb\u52a1<\/strong>\uff1a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u65e2\u53ef\u4ee5\u5e94\u7528\u4e8e\u5177\u6709\u79bb\u6563\u72b6\u6001\u548c\u52a8\u4f5c\u7a7a\u95f4\u7684\u4efb\u52a1\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u9002\u5f53\u7684\u91c7\u6837\u7b56\u7565\u5e94\u7528\u4e8e\u8fde\u7eed\u7a7a\u95f4\u3002<\/li>\n<li><strong>\u63a2\u7d22\u4e0e\u5229\u7528\uff08Exploration and Exploitation\uff09<\/strong>\uff1a\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9700\u8981\u5e73\u8861\u63a2\u7d22\u65b0\u52a8\u4f5c\u4ee5\u53d1\u73b0\u66f4\u597d\u7684\u7b56\u7565\u548c\u5229\u7528\u5f53\u524d\u77e5\u8bc6\u4ee5\u83b7\u5f97\u5373\u65f6\u56de\u62a5\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/li>\n<li><strong>\u591a\u81c2\u8001\u864e\u673a\uff08Multi-Armed Bandit\uff09\u95ee\u9898<\/strong>\uff1a\u5728\u8fd9\u79cd\u7b80\u5355\u7684\u5f3a\u5316\u5b66\u4e60\u573a\u666f\u4e2d\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u8bc4\u4f30\u548c\u6bd4\u8f83\u4e0d\u540c\u52a8\u4f5c\uff08\u81c2\uff09\u7684\u957f\u671f\u671f\u671b\u56de\u62a5\u3002<\/li>\n<li><strong>\u6e38\u620f\u548c\u4eff\u771f<\/strong>\uff1a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5e38\u7528\u4e8e\u9700\u8981\u5927\u91cf\u91c7\u6837\u6765\u8fd1\u4f3c\u7b56\u7565\u6027\u80fd\u7684\u573a\u5408\uff0c\u5982\u68cb\u7c7b\u6e38\u620f\u3001\u89c6\u9891\u6e38\u620f\u548c\u5176\u4ed6\u9700\u8981\u7b56\u7565\u51b3\u7b56\u7684\u4eff\u771f\u73af\u5883\u3002<\/li>\n<\/ul>\n<h2>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9762\u4e34\u7684\u6311\u6218<\/h2>\n<p>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5728\u5f3a\u5316\u5b66\u4e60\u4e2d\u867d\u7136\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u4f46\u5b83\u4e5f\u9762\u4e34\u4e00\u4e9b\u6311\u6218\u548c\u5c40\u9650\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u6570\u636e\u6548\u7387<\/strong>\uff1a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u901a\u5e38\u9700\u8981\u5927\u91cf\u7684\u6837\u672c\u6765\u83b7\u5f97\u51c6\u786e\u7684\u72b6\u6001\u6216\u52a8\u4f5c\u4ef7\u503c\u4f30\u8ba1\uff0c\u7279\u522b\u662f\u5bf9\u4e8e\u5177\u6709\u9ad8\u7ef4\u72b6\u6001\u7a7a\u95f4\u6216\u52a8\u4f5c\u7a7a\u95f4\u7684\u95ee\u9898\u3002\u8fd9\u53ef\u80fd\u5bfc\u81f4\u5b66\u4e60\u8fc7\u7a0b\u7f13\u6162\u548c\u8ba1\u7b97\u6210\u672c\u9ad8\u6602\u3002<\/li>\n<li><strong>\u63a2\u7d22\u95ee\u9898<\/strong>\uff1a\u4e3a\u4e86\u786e\u4fdd\u5b66\u4e60\u8fc7\u7a0b\u7684\u6709\u6548\u6027\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9700\u8981\u5728\u63a2\u7d22\uff08\u5c1d\u8bd5\u65b0\u52a8\u4f5c\u4ee5\u53d1\u73b0\u66f4\u597d\u7684\u7b56\u7565\uff09\u548c\u5229\u7528\uff08\u4f7f\u7528\u5f53\u524d\u6700\u4f73\u77e5\u8bc6\u6765\u83b7\u5f97\u5956\u52b1\uff09\u4e4b\u95f4\u627e\u5230\u5e73\u8861\u3002\u4e0d\u6070\u5f53\u7684\u63a2\u7d22\u53ef\u80fd\u5bfc\u81f4\u7b56\u7565\u8bc4\u4f30\u4e0d\u51c6\u786e\u3002<\/li>\n<li><strong>\u975e\u5e73\u7a33\u6027<\/strong>\uff1a\u5728\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u4e2d\uff0c\u5b66\u4e60\u8fc7\u7a0b\u662f\u975e\u5e73\u7a33\u7684\uff0c\u56e0\u4e3a\u968f\u7740\u5b66\u4e60\u8fc7\u7a0b\u4e2d\u7b56\u7565\u7684\u6539\u8fdb\uff0c\u72b6\u6001\u8bbf\u95ee\u7684\u9891\u7387\u548c\u987a\u5e8f\u4f1a\u53d1\u751f\u53d8\u5316\u3002\u8fd9\u4f7f\u5f97\u5b66\u4e60\u8fc7\u7a0b\u590d\u6742\u5316\uff0c\u5e76\u4e14\u53ef\u80fd\u5f71\u54cd\u6536\u655b\u6027\u3002<\/li>\n<li><strong>\u5927\u72b6\u6001\u7a7a\u95f4<\/strong>\uff1a\u5bf9\u4e8e\u5177\u6709\u5927\u578b\u6216\u8fde\u7eed\u72b6\u6001\u7a7a\u95f4\u7684\u95ee\u9898\uff0c\u76f4\u63a5\u5e94\u7528\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u662f\u4e0d\u5207\u5b9e\u9645\u7684\uff0c\u56e0\u4e3a\u5b83\u9700\u8981\u5b58\u50a8\u6bcf\u4e2a\u72b6\u6001\u7684\u8bbf\u95ee\u548c\u56de\u62a5\u4fe1\u606f\u3002\u8fd9\u901a\u5e38\u9700\u8981\u4f7f\u7528\u51fd\u6570\u903c\u8fd1\u65b9\u6cd5\uff0c\u5982\u6df1\u5ea6\u5b66\u4e60\uff0c\u6765\u8fd1\u4f3c\u4ef7\u503c\u51fd\u6570\u3002<\/li>\n<li><strong>\u957f\u671f\u4f9d\u8d56<\/strong>\uff1a\u5728\u4e00\u4e9b\u4efb\u52a1\u4e2d\uff0c\u4e00\u4e2a\u52a8\u4f5c\u7684\u957f\u671f\u6548\u679c\u53ef\u80fd\u5728\u5f88\u591a\u6b65\u9aa4\u4e4b\u540e\u624d\u663e\u73b0\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9700\u8981\u8db3\u591f\u7684\u6837\u672c\u6765\u6355\u6349\u8fd9\u79cd\u957f\u671f\u4f9d\u8d56\u5173\u7cfb\uff0c\u8fd9\u53ef\u80fd\u9700\u8981\u5f88\u957f\u65f6\u95f4\u548c\u5927\u91cf\u6570\u636e\u3002<\/li>\n<li><strong>\u65b9\u5dee\u95ee\u9898<\/strong>\uff1a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7684\u4f30\u8ba1\u901a\u5e38\u5177\u6709\u9ad8\u65b9\u5dee\uff0c\u7279\u522b\u662f\u5f53\u56de\u62a5\u7684\u5206\u5e03\u5f88\u5e7f\u6216\u4e0d\u5747\u5300\u65f6\u3002\u8fd9\u53ef\u80fd\u5bfc\u81f4\u4ef7\u503c\u4f30\u8ba1\u7684\u4e0d\u7a33\u5b9a\u548c\u4e0d\u51c6\u786e\u3002<\/li>\n<li><strong>\u8ba1\u7b97\u8d44\u6e90<\/strong>\uff1a\u7531\u4e8e\u9700\u8981\u5927\u91cf\u7684\u6a21\u62df\u548c\u91c7\u6837\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u80fd\u9700\u8981\u5927\u91cf\u7684\u8ba1\u7b97\u8d44\u6e90\uff0c\u5728\u8d44\u6e90\u53d7\u9650\u7684\u73af\u5883\u4e2d\u53ef\u80fd\u662f\u4e00\u4e2a\u95ee\u9898\u3002<\/li>\n<li><strong>\u6837\u672c\u76f8\u5173\u6027<\/strong>\uff1a\u5728\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u4e2d\uff0c\u6837\u672c\u901a\u5e38\u662f\u4ece\u540c\u4e00\u7b56\u7565\u751f\u6210\u7684\uff0c\u5bfc\u81f4\u6837\u672c\u4e4b\u95f4\u5b58\u5728\u76f8\u5173\u6027\u3002\u6837\u672c\u76f8\u5173\u6027\u53ef\u80fd\u5bfc\u81f4\u4f30\u8ba1\u7684\u65b9\u5dee\u589e\u52a0\uff0c\u5f71\u54cd\u5b66\u4e60\u6548\u7387\u3002<\/li>\n<\/ul>\n<h2>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7684\u53d1\u5c55\u524d\u666f<\/h2>\n<p>\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5728\u5f3a\u5316\u5b66\u4e60\u4e2d\u7684\u53d1\u5c55\u524d\u666f\u5728\u4e8e\u5176\u4e0e\u73b0\u4ee3\u673a\u5668\u5b66\u4e60\u6280\u672f\u7684\u8fdb\u4e00\u6b65\u878d\u5408\uff0c\u7279\u522b\u662f\u5728\u5904\u7406\u9ad8\u7ef4\u72b6\u6001\u7a7a\u95f4\u548c\u63d0\u5347\u6837\u672c\u6548\u7387\u65b9\u9762\u3002\u968f\u7740\u6df1\u5ea6\u5b66\u4e60\u7684\u8fdb\u6b65\uff0c\u6df1\u5ea6\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff0c\u5982\u6df1\u5ea6\u5f3a\u5316\u5b66\u4e60\u4e2d\u7684\u7b56\u7565\u68af\u5ea6\u548c\u6f14\u5458-\u8bc4\u8bba\u5bb6\u7b97\u6cd5\uff0c\u5df2\u7ecf\u6210\u4e3a\u7814\u7a76\u7684\u70ed\u70b9\u3002\u901a\u8fc7\u7ed3\u5408\u8499\u7279\u5361\u6d1b\u91c7\u6837\u7684\u968f\u673a\u6027\u548c\u6df1\u5ea6\u795e\u7ecf\u7f51\u7edc\u7684\u5f3a\u5927\u529f\u80fd\u903c\u8fd1\uff0c\u63d0\u9ad8\u4e86\u5b66\u4e60\u6548\u7387\u548c\u6027\u80fd\u3002\u672a\u6765\u7684\u7814\u7a76\u53ef\u80fd\u4f1a\u96c6\u4e2d\u5728\u5f00\u53d1\u66f4\u9ad8\u6548\u7684\u63a2\u7d22\u7b56\u7565\u3001\u51cf\u5c11\u4f30\u8ba1\u7684\u65b9\u5dee\u3001\u4ee5\u53ca\u8bbe\u8ba1\u80fd\u591f\u5728\u66f4\u590d\u6742\u3001\u66f4\u5927\u89c4\u6a21\u7684\u73af\u5883\u4e2d\u6709\u6548\u5b66\u4e60\u7684\u7b97\u6cd5\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5728\u591a\u4efb\u52a1\u5b66\u4e60\u3001\u8f6c\u79fb\u5b66\u4e60\u548c\u5143\u5b66\u4e60\u7b49\u9886\u57df\u7684\u5e94\u7528\u4e5f\u5c55\u73b0\u51fa\u5de8\u5927\u7684\u6f5c\u529b\uff0c\u6709\u671b\u63a8\u52a8\u5f3a\u5316\u5b66\u4e60\u5728\u66f4\u5e7f\u6cdb\u5b9e\u9645\u95ee\u9898\u4e2d\u7684\u5e94\u7528\u3002<\/p>","protected":false},"excerpt":{"rendered":"<p>\u5728\u63a2\u7d22\u4eba\u5de5\u667a\u80fd\u7684\u672a\u77e5\u9886\u57df\u4e2d\uff0c\u5f3a\u5316\u5b66\u4e60\u626e\u6f14\u7740\u63a2\u9669\u5bb6\u7684\u89d2\u8272\uff0c\u4e0d\u65ad\u5bfb\u6c42\u5728\u590d\u6742\u73af\u5883\u4e2d\u505a\u51fa\u6700\u4f18\u51b3\u7b56\u7684\u7b56\u7565\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09\u4f5c\u4e3a\u5f3a\u5316\u5b66\u4e60\u7684\u91cd\u8981\u5206\u652f\uff0c\u901a\u8fc7\u4e0e\u73af\u5883\u7684\u76f4\u63a5\u4ea4\u4e92\u6765\u5b66\u4e60\uff0c\u65e0\u9700\u6a21\u578b\u4fe1\u606f\uff0c\u4ec5\u4f9d\u9760\u7ecf\u9a8c\u6765\u63a2\u7d22\u548c\u8bc4\u4f30\u7b56\u7565\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u4ee5\u5176\u7b80\u5355\u3001\u76f4\u63a5\u548c\u65e0\u9700\u9884\u77e5\u73af\u5883\u52a8\u6001\u7684\u7279\u6027\uff0c\u5728\u89e3\u51b3\u4ece\u68cb\u76d8\u6e38\u620f\u5230\u673a\u5668\u4eba\u63a7\u5236\u7684\u5e7f\u6cdb\u95ee\u9898\u4e2d\u5c55\u73b0\u51fa\u72ec\u7279\u4f18\u52bf\u3002\u672c\u6587\u5c06\u6df1\u5165\u4ecb\u7ecd\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7684\u57fa\u672c\u539f\u7406\u3001\u5173\u952e\u6280\u672f\u548c\u5e94\u7528\u524d\u666f\uff0c\u63ed\u793a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5728\u5f3a\u5316\u5b66\u4e60\u9886\u57df\u7684\u6838\u5fc3\u5730\u4f4d\u548c\u672a\u6765\u53d1\u5c55\u3002 \u00a0 \u4ec0\u4e48\u662f\u8499\u7279\u5361\u6d1b\u65b9\u6cd5 \u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09\u662f\u5f3a\u5316\u5b66\u4e60\u4e2d\u4e00\u79cd\u57fa\u4e8e\u91c7\u6837\u7684\u5b66\u4e60\u6280\u672f\uff0c\u901a\u8fc7\u6a21\u62df\u73af\u5883\u7684\u968f\u673a\u8fc7\u7a0b\u6765\u5b66\u4e60\u7b56\u7565\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u4ee5\u76f4\u63a5\u4ece\u4e0e\u73af\u5883\u7684\u4ea4\u4e92\u4e2d\u6536\u96c6\u6837\u672c\uff0c\u5229\u7528\u6837\u672c\u7684\u5e73\u5747\u56de\u62a5\u6765\u4f30\u8ba1\u72b6\u6001\u6216\u52a8\u4f5c\u7684\u4ef7\u503c\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9002\u7528\u4e8e\u8bc4\u4f30\u548c\u4f18\u5316\u7b56\u7565\uff0c\u7279\u522b\u662f\u5728\u5904\u7406\u5b8c\u6574episodes\u65f6\u6548\u679c\u663e\u8457\uff0c\u5982\u5728\u8d4c\u535a\u548c\u6e38\u620f\u7b49\u9886\u57df\u3002\u5305\u62ec\u9996\u6b21\u8bbf\u95ee\u548c\u6bcf\u6b21\u8bbf\u95ee\u7b56\u7565\u8bc4\u4f30\uff0c\u4ee5\u53caon-policy\u548coff-policy\u63a7\u5236\u7b56\u7565\u3002 \u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7684\u5de5\u4f5c\u539f\u7406 \u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09\u5728\u5f3a\u5316\u5b66\u4e60\u4e2d\u7684\u5de5\u4f5c\u539f\u7406\u4e3b\u8981\u4f9d\u8d56\u4e8e\u76f4\u63a5\u4e0e\u73af\u5883\u8fdb\u884c\u4ea4\u4e92\u6765\u6536\u96c6\u7ecf\u9a8c\u6570\u636e\u3002\u667a\u80fd\u4f53\u6267\u884c\u52a8\u4f5c\u5e76\u89c2\u5bdf\u7ed3\u679c\uff0c\u8bb0\u5f55\u72b6\u6001\u8f6c\u79fb\u548c\u83b7\u5f97\u7684\u5956\u52b1\u3002\u8fd9\u4e9b\u7ecf\u9a8c\u88ab\u7528\u6765\u4f30\u8ba1\u72b6\u6001\u503c\u51fd\u6570\u6216\u52a8\u4f5c\u503c\u51fd\u6570\uff0c\u901a\u5e38\u662f\u901a\u8fc7\u8ba1\u7b97\u67d0\u4e2a\u72b6\u6001\u6216\u72b6\u6001-\u52a8\u4f5c\u5bf9\u5728\u591a\u4e2aepisodes\u4e2d\u7d2f\u79ef\u5956\u52b1\u7684\u5e73\u5747\u503c\u3002\u968f\u7740\u66f4\u591a\u7ecf\u9a8c\u7684\u79ef\u7d2f\uff0c\u4f30\u8ba1\u4f1a\u9010\u6e10\u7a33\u5b9a\u5e76\u6536\u655b\u5230\u771f\u5b9e\u7684\u4ef7\u503c\u51fd\u6570\u3002 \u8499\u7279\u5361\u6d1b\u65b9\u6cd5\uff08Monte Carlo Methods\uff09\u7684\u4e00\u4e2a\u5173\u952e\u7279\u70b9\u662f\u4e0d\u9700\u8981\u5bf9\u73af\u5883\u7684\u52a8\u6001\u6709\u5148\u9a8c\u77e5\u8bc6\uff0c\u4e5f\u4e0d\u9700\u8981\u80fd\u591f\u9884\u6d4b\u672a\u6765\u7684\u72b6\u6001\u8f6c\u79fb\u3002\u76f8\u53cd\uff0c\u901a\u8fc7\u5b9e\u9645\u4f53\u9a8c\u6765\u5b66\u4e60\uff0c\u4f7f\u5f97\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7279\u522b\u9002\u7528\u4e8e\u90a3\u4e9b\u96be\u4ee5\u5efa\u6a21\u7684\u590d\u6742\u73af\u5883\u3002\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u4ee5\u91c7\u7528on-policy\u6216off-policy\u5f62\u5f0f\uff0c\u524d\u8005\u4f7f\u7528\u4e0e\u8bc4\u4f30\u7b56\u7565\u76f8\u540c\u7684\u7b56\u7565\u751f\u6210\u6570\u636e\uff0c\u540e\u8005\u5219\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u7b56\u7565\u751f\u6210\u6570\u636e\uff0c\u589e\u52a0\u4e86\u65b9\u6cd5\u7684\u7075\u6d3b\u6027\u548c\u5e94\u7528\u8303\u56f4\u3002 \u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u7684\u4e3b\u8981\u5e94\u7528 \u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5728\u5f3a\u5316\u5b66\u4e60\u4e2d\u7684\u4e3b\u8981\u5e94\u7528\u5305\u62ec\uff1a \u7b56\u7565\u8bc4\u4f30\uff08Policy Evaluation\uff09\uff1a\u5728\u5df2\u77e5\u7b56\u7565\u7684\u60c5\u51b5\u4e0b\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u901a\u8fc7\u91c7\u6837\u4e00\u7cfb\u5217\u5b8c\u6574\u7684episodes\u6765\u4f30\u8ba1\u72b6\u6001\u503c\u51fd\u6570\u6216\u52a8\u4f5c\u4ef7\u503c\u51fd\u6570\u3002\u9075\u5faa\u5f53\u524d\u7b56\u7565\u4e0e\u73af\u5883\u4ea4\u4e92\u751f\u6210\u7684\uff0c\u8ba1\u7b97\u6bcf\u4e2a\u72b6\u6001\u6216\u72b6\u6001-\u52a8\u4f5c\u5bf9\u7684\u5e73\u5747\u56de\u62a5\u6765\u8bc4\u4f30\u7b56\u7565\u7684\u6027\u80fd\u3002 \u7b56\u7565\u6539\u8fdb\uff08Policy Improvement\uff09\uff1a\u4e00\u65e6\u80fd\u591f\u51c6\u786e\u8bc4\u4f30\u7b56\u7565\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u6539\u8fdb\u7b56\u7565\u3002\u901a\u8fc7\u9009\u62e9\u90a3\u4e9b\u5177\u6709\u6700\u9ad8\u671f\u671b\u56de\u62a5\u7684\u72b6\u6001-\u52a8\u4f5c\u5bf9\u6765\u5b9e\u73b0\uff0c\u4ece\u800c\u5f62\u6210\u4e00\u4e2a\u65b0\u7684\u3001\u6539\u8fdb\u7684\u7b56\u7565\u3002 \u4fe1\u7528\u5206\u914d\u95ee\u9898\uff08Credit Assignment Problem\uff09\uff1a\u5728\u590d\u6742\u7684\u4efb\u52a1\u4e2d\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u6709\u52a9\u4e8e\u786e\u5b9a\u54ea\u4e9b\u52a8\u4f5c\u5bf9\u6700\u7ec8\u7684\u56de\u62a5\u8d21\u732e\u6700\u5927\uff0c\u4e3a\u6bcf\u4e2a\u52a8\u4f5c\u6b63\u786e\u5730\u5206\u914d\u4fe1\u7528\u3002 \u65e0\u6a21\u578b\u5b66\u4e60\uff08Model-Free Learning\uff09\uff1a\u7531\u4e8e\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u4e0d\u9700\u8981\u73af\u5883\u7684\u6a21\u578b\uff08\u5982\u8f6c\u79fb\u6982\u7387\u548c\u5956\u52b1\u7ed3\u6784\uff09\uff0c\u5b83\u9002\u7528\u4e8e\u90a3\u4e9b\u96be\u4ee5\u6216\u65e0\u6cd5\u5efa\u6a21\u7684\u590d\u6742\u73af\u5883\u3002 \u79bb\u6563\u548c\u8fde\u7eed\u4efb\u52a1\uff1a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u65e2\u53ef\u4ee5\u5e94\u7528\u4e8e\u5177\u6709\u79bb\u6563\u72b6\u6001\u548c\u52a8\u4f5c\u7a7a\u95f4\u7684\u4efb\u52a1\uff0c\u4e5f\u53ef\u4ee5\u901a\u8fc7\u9002\u5f53\u7684\u91c7\u6837\u7b56\u7565\u5e94\u7528\u4e8e\u8fde\u7eed\u7a7a\u95f4\u3002 \u63a2\u7d22\u4e0e\u5229\u7528\uff08Exploration and Exploitation\uff09\uff1a\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9700\u8981\u5e73\u8861\u63a2\u7d22\u65b0\u52a8\u4f5c\u4ee5\u53d1\u73b0\u66f4\u597d\u7684\u7b56\u7565\u548c\u5229\u7528\u5f53\u524d\u77e5\u8bc6\u4ee5\u83b7\u5f97\u5373\u65f6\u56de\u62a5\u4e4b\u95f4\u7684\u5173\u7cfb\u3002 \u591a\u81c2\u8001\u864e\u673a\uff08Multi-Armed Bandit\uff09\u95ee\u9898\uff1a\u5728\u8fd9\u79cd\u7b80\u5355\u7684\u5f3a\u5316\u5b66\u4e60\u573a\u666f\u4e2d\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u53ef\u4ee5\u7528\u6765\u8bc4\u4f30\u548c\u6bd4\u8f83\u4e0d\u540c\u52a8\u4f5c\uff08\u81c2\uff09\u7684\u957f\u671f\u671f\u671b\u56de\u62a5\u3002 \u6e38\u620f\u548c\u4eff\u771f\uff1a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5e38\u7528\u4e8e\u9700\u8981\u5927\u91cf\u91c7\u6837\u6765\u8fd1\u4f3c\u7b56\u7565\u6027\u80fd\u7684\u573a\u5408\uff0c\u5982\u68cb\u7c7b\u6e38\u620f\u3001\u89c6\u9891\u6e38\u620f\u548c\u5176\u4ed6\u9700\u8981\u7b56\u7565\u51b3\u7b56\u7684\u4eff\u771f\u73af\u5883\u3002 \u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9762\u4e34\u7684\u6311\u6218 \u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u5728\u5f3a\u5316\u5b66\u4e60\u4e2d\u867d\u7136\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u5de5\u5177\uff0c\u4f46\u5b83\u4e5f\u9762\u4e34\u4e00\u4e9b\u6311\u6218\u548c\u5c40\u9650\u6027\uff1a \u6570\u636e\u6548\u7387\uff1a\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u901a\u5e38\u9700\u8981\u5927\u91cf\u7684\u6837\u672c\u6765\u83b7\u5f97\u51c6\u786e\u7684\u72b6\u6001\u6216\u52a8\u4f5c\u4ef7\u503c\u4f30\u8ba1\uff0c\u7279\u522b\u662f\u5bf9\u4e8e\u5177\u6709\u9ad8\u7ef4\u72b6\u6001\u7a7a\u95f4\u6216\u52a8\u4f5c\u7a7a\u95f4\u7684\u95ee\u9898\u3002\u8fd9\u53ef\u80fd\u5bfc\u81f4\u5b66\u4e60\u8fc7\u7a0b\u7f13\u6162\u548c\u8ba1\u7b97\u6210\u672c\u9ad8\u6602\u3002 \u63a2\u7d22\u95ee\u9898\uff1a\u4e3a\u4e86\u786e\u4fdd\u5b66\u4e60\u8fc7\u7a0b\u7684\u6709\u6548\u6027\uff0c\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u9700\u8981\u5728\u63a2\u7d22\uff08\u5c1d\u8bd5\u65b0\u52a8\u4f5c\u4ee5\u53d1\u73b0\u66f4\u597d\u7684\u7b56\u7565\uff09\u548c\u5229\u7528\uff08\u4f7f\u7528\u5f53\u524d\u6700\u4f73\u77e5\u8bc6\u6765\u83b7\u5f97\u5956\u52b1\uff09\u4e4b\u95f4\u627e\u5230\u5e73\u8861\u3002\u4e0d\u6070\u5f53\u7684\u63a2\u7d22\u53ef\u80fd\u5bfc\u81f4\u7b56\u7565\u8bc4\u4f30\u4e0d\u51c6\u786e\u3002 \u975e\u5e73\u7a33\u6027\uff1a\u5728\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u4e2d\uff0c\u5b66\u4e60\u8fc7\u7a0b\u662f\u975e\u5e73\u7a33\u7684\uff0c\u56e0\u4e3a\u968f\u7740\u5b66\u4e60\u8fc7\u7a0b\u4e2d\u7b56\u7565\u7684\u6539\u8fdb\uff0c\u72b6\u6001\u8bbf\u95ee\u7684\u9891\u7387\u548c\u987a\u5e8f\u4f1a\u53d1\u751f\u53d8\u5316\u3002\u8fd9\u4f7f\u5f97\u5b66\u4e60\u8fc7\u7a0b\u590d\u6742\u5316\uff0c\u5e76\u4e14\u53ef\u80fd\u5f71\u54cd\u6536\u655b\u6027\u3002 \u5927\u72b6\u6001\u7a7a\u95f4\uff1a\u5bf9\u4e8e\u5177\u6709\u5927\u578b\u6216\u8fde\u7eed\u72b6\u6001\u7a7a\u95f4\u7684\u95ee\u9898\uff0c\u76f4\u63a5\u5e94\u7528\u8499\u7279\u5361\u6d1b\u65b9\u6cd5\u662f\u4e0d\u5207\u5b9e\u9645\u7684\uff0c\u56e0\u4e3a\u5b83\u9700\u8981\u5b58\u50a8\u6bcf\u4e2a\u72b6\u6001\u7684\u8bbf\u95ee\u548c\u56de\u62a5\u4fe1\u606f\u3002\u8fd9\u901a\u5e38\u9700\u8981\u4f7f\u7528\u51fd\u6570\u903c\u8fd1\u65b9\u6cd5\uff0c\u5982\u6df1\u5ea6\u5b66\u4e60\uff0c\u6765\u8fd1\u4f3c\u4ef7\u503c\u51fd\u6570\u3002 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