{"id":183,"date":"2025-06-25T09:44:27","date_gmt":"2025-06-25T01:44:27","guid":{"rendered":"https:\/\/mianka.xyz\/?p=183"},"modified":"2025-06-25T09:44:48","modified_gmt":"2025-06-25T01:44:48","slug":"pytorch","status":"publish","type":"post","link":"https:\/\/www.mianka.xyz\/?p=183","title":{"rendered":"pytorch\u90fd\u6709\u54ea\u4e9b\u4f18\u5316\u5668\uff0c\u90fd\u54ea\u4e9b\u60c5\u51b5\u4f7f\u7528\u8fd9\u4e9b\u4f18\u5316\u5668"},"content":{"rendered":"<p><span style=\"text-wrap-mode: nowrap;\">\u5728PyTorch\u4e2d\uff0c\u5e38\u89c1\u7684\u4f18\u5316\u5668\u5305\u62ecSGD\u3001Adam\u3001RMSprop\u3001Adagrad\u3001Adadelta\u3001AdamW\u3001LBFGS\u7b49\uff0c\u4e0d\u540c\u4f18\u5316\u5668\u9002\u7528\u4e8e\u4e0d\u540c\u573a\u666f\uff0c\u4ee5\u4e0b\u4e3a\u5177\u4f53\u4ecb\u7ecd\uff1a<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\"><br \/><\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">1. SGD\uff08\u968f\u673a\u68af\u5ea6\u4e0b\u964d\uff09<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u9002\u7528\u573a\u666f\uff1a\u7b80\u5355\u6a21\u578b\u548c\u6570\u636e\u96c6\uff0c\u5c24\u5176\u5728\u5927\u89c4\u6a21\u6570\u636e\u96c6\u4e0a\u8868\u73b0\u826f\u597d\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u7279\u70b9\uff1a\u9010\u4e2a\u6837\u672c\u5730\u8ba1\u7b97\u68af\u5ea6\u5e76\u66f4\u65b0\u6743\u91cd\uff0c\u5b9e\u73b0\u7b80\u5355\uff0c\u8ba1\u7b97\u8d44\u6e90\u6d88\u8017\u5c0f\u3002\u4f46\u53ef\u80fd\u6536\u655b\u8f83\u6162\uff0c\u5c24\u5176\u5728\u590d\u6742\u4f18\u5316\u7a7a\u95f4\u4e2d\uff0c\u4e14\u5b66\u4e60\u7387\u7684\u9009\u62e9\u975e\u5e38\u5173\u952e\uff0c\u8fc7\u5927\u4f1a\u5bfc\u81f4\u53d1\u6563\uff0c\u8fc7\u5c0f\u5219\u6536\u655b\u7f13\u6162\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">2. Adam\uff08\u81ea\u9002\u5e94\u77e9\u4f30\u8ba1\uff09<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u9002\u7528\u573a\u666f\uff1a\u5927\u591a\u6570\u6df1\u5ea6\u5b66\u4e60\u4efb\u52a1\uff0c\u5c24\u5176\u662f\u5f53\u76ee\u6807\u51fd\u6570\u4e0d\u5e73\u6ed1\u65f6\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u7279\u70b9\uff1a\u7ed3\u5408\u4e86AdaGrad\u548cRMSprop\u7684\u601d\u60f3\uff0c\u901a\u8fc7\u8ba1\u7b97\u68af\u5ea6\u7684\u4e00\u9636\u77e9\u4f30\u8ba1\u548c\u4e8c\u9636\u77e9\u4f30\u8ba1\u6765\u8c03\u6574\u5b66\u4e60\u7387\u3002\u901a\u5e38\u6536\u655b\u901f\u5ea6\u8f83\u5feb\uff0c\u5bf9\u5b66\u4e60\u7387\u4e0d\u654f\u611f\uff0c\u4f46\u53ef\u80fd\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u6cdb\u5316\u80fd\u529b\u7a0d\u5f31\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">3. RMSprop<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u9002\u7528\u573a\u666f\uff1a\u5904\u7406\u975e\u5e73\u7a33\u76ee\u6807\u51fd\u6570\uff0c\u5e38\u7528\u4e8e\u9012\u5f52\u795e\u7ecf\u7f51\u7edc\uff08RNN\uff09\u548c\u65f6\u95f4\u5e8f\u5217\u6570\u636e\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u7279\u70b9\uff1a\u901a\u8fc7\u5bf9\u68af\u5ea6\u8fdb\u884c\u5e73\u65b9\u52a0\u6743\u79fb\u52a8\u5e73\u5747\u6765\u8c03\u6574\u5b66\u4e60\u7387\uff0c\u5728\u5904\u7406\u975e\u5e73\u7a33\u548c\u5608\u6742\u7684\u95ee\u9898\u65f6\u8868\u73b0\u826f\u597d\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">4. Adagrad<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u9002\u7528\u573a\u666f\uff1a\u7a00\u758f\u6570\u636e\uff0c\u5982\u6587\u672c\u5904\u7406\u3001\u63a8\u8350\u7cfb\u7edf\u7b49\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u7279\u70b9\uff1a\u5bf9\u6bcf\u4e2a\u53c2\u6570\u4f7f\u7528\u4e0d\u540c\u7684\u5b66\u4e60\u7387\uff0c\u4f7f\u5f97\u53c2\u6570\u7684\u66f4\u65b0\u901f\u5ea6\u81ea\u9002\u5e94\u5730\u8c03\u6574\u3002\u5bf9\u4e8e\u9891\u7e41\u51fa\u73b0\u7684\u7279\u5f81\uff0c\u4f1a\u51cf\u5c11\u5b66\u4e60\u7387\uff1b\u5bf9\u4e8e\u7a00\u758f\u7279\u5f81\uff0c\u5219\u589e\u52a0\u5b66\u4e60\u7387\u3002\u4f46\u968f\u7740\u8bad\u7ec3\u8fdb\u884c\uff0c\u5b66\u4e60\u7387\u4f1a\u6301\u7eed\u51cf\u5c0f\uff0c\u5bfc\u81f4\u8bad\u7ec3\u540e\u671f\u66f4\u65b0\u8fc7\u4e8e\u7f13\u6162\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">5. Adadelta<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u9002\u7528\u573a\u666f\uff1aRMSprop\u7684\u6539\u8fdb\u7248\u672c\uff0c\u89e3\u51b3\u4e86Adagrad\u5b66\u4e60\u7387\u5355\u8c03\u9012\u51cf\u7684\u95ee\u9898\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u7279\u70b9\uff1a\u901a\u8fc7\u8003\u8651\u68af\u5ea6\u7684\u79fb\u52a8\u5e73\u5747\u548c\u53c2\u6570\u7684\u79fb\u52a8\u5e73\u5747\u6765\u52a8\u6001\u8c03\u6574\u5b66\u4e60\u7387\uff0c\u9002\u7528\u4e8e\u68af\u5ea6\u6ce2\u52a8\u8f83\u5927\u7684\u95ee\u9898\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">6. AdamW<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u9002\u7528\u573a\u666f\uff1a\u9700\u8981L2\u6b63\u5219\u5316\u65f6\uff0c\u5c24\u5176\u5728\u5904\u7406\u975e\u51f8\u95ee\u9898\u65f6\u8868\u73b0\u8f83\u597d\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u7279\u70b9\uff1aAdam\u7684\u53d8\u4f53\uff0c\u5c06\u6743\u91cd\u8870\u51cf\u4e0e\u68af\u5ea6\u89e3\u8026\uff0c\u4f7f\u5176\u66f4\u6709\u6548\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">7. LBFGS<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u9002\u7528\u573a\u666f\uff1a\u5c0f\u6279\u91cf\u6570\u636e\uff0c\u57fa\u4e8e\u62df\u725b\u987f\u65b9\u6cd5\u7684\u4f18\u5316\u5668\u3002<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">\u7279\u70b9\uff1a\u4f7f\u7528\u68af\u5ea6\u8bc4\u4f30\u8fd1\u4f3c\u6d77\u68ee\u77e9\u9635\u7684\u62df\u725b\u987f\u65b9\u6cd5\uff0c\u6bd4SGD\u6216Adam\u9700\u8981\u66f4\u591a\u5185\u5b58\u548c\u8ba1\u7b97\u8d44\u6e90\uff0c\u4f46\u9002\u7528\u4e8e\u67d0\u4e9b\u7279\u5b9a\u7684\u5c0f\u89c4\u6a21\u4f18\u5316\u95ee\u9898\u3002<\/span><\/p>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p><span style=\"text-wrap-mode: nowrap;\">\u5728PyTorch\u4e2d\uff0c\u5e38\u89c1\u7684\u4f18\u5316\u5668\u5305\u62ecSGD\u3001Adam\u3001RMSprop\u3001Adagrad\u3001Adadelta\u3001AdamW\u3001LBFGS\u7b49\uff0c\u4e0d\u540c\u4f18\u5316\u5668\u9002\u7528\u4e8e\u4e0d\u540c\u573a\u666f\uff0c\u4ee5\u4e0b\u4e3a\u5177\u4f53\u4ecb\u7ecd\uff1a<\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\"><br \/><\/span><\/p>\n<p><span style=\"text-wrap-mode: nowrap;\">1. SGD\uff08\u968f\u673a\u68af\u5ea6\u4e0b\u964d\uff09<\/span><\/p>\n<p><!--autointro--><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-183","post","type-post","status-publish","format-standard","hentry","category-pythonbiji"],"_links":{"self":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts\/183","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=183"}],"version-history":[{"count":0,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts\/183\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}