{"id":5104,"date":"2021-03-01T17:57:50","date_gmt":"2021-03-01T09:57:50","guid":{"rendered":"https:\/\/damogame.cn\/wordpress\/?p=5104"},"modified":"2021-03-01T17:57:50","modified_gmt":"2021-03-01T09:57:50","slug":"tensorflow%e4%b8%8e%e4%b8%bb%e6%b5%81%e6%b7%b1%e5%ba%a6%e5%ad%a6%e4%b9%a0%e6%a1%86%e6%9e%b6%e5%af%b9%e6%af%94","status":"publish","type":"post","link":"https:\/\/i007.cc\/wordpress\/archives\/5104","title":{"rendered":"TensorFlow\u4e0e\u4e3b\u6d41\u6df1\u5ea6\u5b66\u4e60\u6846\u67b6\u5bf9\u6bd4"},"content":{"rendered":"<header class=\"Post-Header\">\n<div><a href=\"https:\/\/zhuanlan.zhihu.com\/p\/25547838\">\u539f\u6587\u5730\u5740<\/a><\/div>\n<div><\/div>\n<\/header>\n<div class=\"Post-RichTextContainer\">\n<div class=\"RichText ztext 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6.5\u548ccuDNN v2\uff0c\u5e76\u4e14\u6ca1\u6709\u5b98\u65b9\u548c\u5176\u4ed6\u6df1\u5ea6\u5b66\u4e60\u6846\u67b6\u7684\u5bf9\u6bd4\u7ed3\u679c\u3002\u57282015\u5e74\u5e74\u5e95\uff0c\u8bb8\u591a\u5176\u4ed6\u6846\u67b6\u505a\u4e86\u5404\u79cd\u6027\u80fd\u5bf9\u6bd4\u8bc4\u6d4b\uff0c\u6bcf\u6b21TensorFlow\u90fd\u4f1a\u4f5c\u4e3a\u8f83\u5dee\u7684\u5bf9\u7167\u7ec4\u51fa\u73b0\u3002\u90a3\u4e2a\u65f6\u671f\u7684TensorFlow\u771f\u7684\u4e0d\u5feb\uff0c\u6027\u80fd\u4e0a\u4ec5\u548c\u666e\u904d\u8ba4\u4e3a\u5f88\u6162\u7684Theano\u6bd4\u80a9\uff0c\u5728\u5404\u4e2a\u6846\u67b6\u4e2d\u53ef\u4ee5\u7b97\u662f\u57ab\u5e95\u3002\u4f46\u662f\u51ed\u501fGoogle\u5f3a\u5927\u7684\u5f00\u53d1\u5b9e\u529b\uff0c\u5f88\u5feb\u652f\u6301\u4e86\u65b0\u7248\u7684cuDNN\uff08\u76ee\u524d\u652f\u6301cuDNN v5.1\uff09\uff0c\u5728\u5355GPU\u4e0a\u7684\u6027\u80fd\u8ffd\u4e0a\u4e86\u5176\u4ed6\u6846\u67b6\u3002\u4e0b\u56fe\u4e3a<a class=\" wrap external\" href=\"https:\/\/link.zhihu.com\/?target=https%3A\/\/github.com\/soumith\/convnet-benchmarks\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" data-za-detail-view-id=\"1043\">soumith\/convnet-benchmarks<\/a>\u7ed9\u51fa\u7684\u5404\u4e2a\u6846\u67b6\u5728AlexNet\u4e0a\u5355GPU\u7684\u6027\u80fd\u8bc4\u6d4b\u3002<\/p>\n<figure><img decoding=\"async\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic2.zhimg.com\/80\/v2-7afbc4e105afd4d22280241ee30daaa9_720w.jpg\" width=\"1156\" data-rawwidth=\"1156\" data-rawheight=\"740\" data-original=\"https:\/\/pic2.zhimg.com\/v2-7afbc4e105afd4d22280241ee30daaa9_r.jpg\" data-actualsrc=\"https:\/\/pic2.zhimg.com\/v2-7afbc4e105afd4d22280241ee30daaa9_b.jpg\" data-lazy-status=\"ok\" \/><\/figure>\n<p>\u76ee\u524d\u5728\u5355GPU\u7684\u6761\u4ef6\u4e0b\uff0c\u7edd\u5927\u591a\u6570\u6df1\u5ea6\u5b66\u4e60\u6846\u67b6\u90fd\u4f9d\u8d56\u4e8ecuDNN\uff0c\u56e0\u6b64\u53ea\u8981\u786c\u4ef6\u8ba1\u7b97\u80fd\u529b\u6216\u8005\u5185\u5b58\u5206\u914d\u5dee\u5f02\u4e0d\u5927\uff0c\u6700\u7ec8\u8bad\u7ec3\u901f\u5ea6\u4e0d\u4f1a\u76f8\u5dee\u592a\u5927\u3002\u4f46\u662f\u5bf9\u4e8e\u5927\u89c4\u6a21\u6df1\u5ea6\u5b66\u4e60\u6765\u8bf4\uff0c\u5de8\u5927\u7684\u6570\u636e\u91cf\u4f7f\u5f97\u5355\u673a\u5f88\u96be\u5728\u6709\u9650\u7684\u65f6\u95f4\u5b8c\u6210\u8bad\u7ec3\u3002\u8fd9\u65f6\u9700\u8981\u5206\u5e03\u5f0f\u8ba1\u7b97\u4f7fGPU\u96c6\u7fa4\u4e43\u81f3TPU\u96c6\u7fa4\u5e76\u884c\u8ba1\u7b97\uff0c\u5171\u540c\u8bad\u7ec3\u51fa\u4e00\u4e2a\u6a21\u578b\uff0c\u6240\u4ee5\u6846\u67b6\u7684\u5206\u5e03\u5f0f\u6027\u80fd\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002TensorFlow\u57282016\u5e744\u6708\u5f00\u6e90\u4e86\u5206\u5e03\u5f0f\u7248\u672c\uff0c\u4f7f\u752816\u5757GPU\u53ef\u8fbe\u5355GPU\u768415\u500d\u63d0\u901f\uff0c\u572850\u5757GPU\u65f6\u53ef\u8fbe\u523040\u500d\u63d0\u901f\uff0c\u5206\u5e03\u5f0f\u7684\u6548\u7387\u5f88\u9ad8\u3002\u76ee\u524d\u539f\u751f\u652f\u6301\u7684\u5206\u5e03\u5f0f\u6df1\u5ea6\u5b66\u4e60\u6846\u67b6\u4e0d\u591a\uff0c\u53ea\u6709TensorFlow\u3001CNTK\u3001DeepLearning4J\u3001MXNet\u7b49\u3002\u4e0d\u8fc7\u76ee\u524dTensorFlow\u7684\u8bbe\u8ba1\u5bf9\u4e0d\u540c\u8bbe\u5907\u95f4\u7684\u901a\u4fe1\u4f18\u5316\u5f97\u4e0d\u662f\u5f88\u597d\uff0c\u5176\u5355\u673a\u7684reduction\u53ea\u80fd\u7528CPU\u5904\u7406\uff0c\u5206\u5e03\u5f0f\u7684\u901a\u4fe1\u4f7f\u7528\u57fa\u4e8esocket\u7684RPC\uff0c\u800c\u4e0d\u662f\u901f\u5ea6\u66f4\u5feb\u7684RDMA\uff0c\u6240\u4ee5\u5176\u5206\u5e03\u5f0f\u6027\u80fd\u53ef\u80fd\u8fd8\u6ca1\u6709\u8fbe\u5230\u6700\u4f18\u3002<\/p>\n<p>Google \u57282016\u5e742\u6708\u5f00\u6e90\u4e86TensorFlow Serving19\uff0c\u8fd9\u4e2a\u7ec4\u4ef6\u53ef\u4ee5\u5c06TensorFlow\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u5bfc\u51fa\uff0c\u5e76\u90e8\u7f72\u6210\u53ef\u4ee5\u5bf9\u5916\u63d0\u4f9b\u9884\u6d4b\u670d\u52a1\u7684RESTful\u63a5\u53e3\uff0c\u5982\u56fe2-2\u6240\u793a\u3002\u6709\u4e86\u8fd9\u4e2a\u7ec4\u4ef6\uff0cTensorFlow\u5c31\u53ef\u4ee5\u5b9e\u73b0\u5e94\u7528\u673a\u5668\u5b66\u4e60\u7684\u5168\u6d41\u7a0b\uff1a\u4ece\u8bad\u7ec3\u6a21\u578b\u3001\u8c03\u8bd5\u53c2\u6570\uff0c\u5230\u6253\u5305\u6a21\u578b\uff0c\u6700\u540e\u90e8\u7f72\u670d\u52a1\uff0c\u540d\u526f\u5176\u5b9e\u662f\u4e00\u4e2a\u4ece\u7814\u7a76\u5230\u751f\u4ea7\u6574\u6761\u6d41\u6c34\u7ebf\u90fd\u9f50\u5907\u7684\u6846\u67b6\u3002\u8fd9\u91cc\u5f15\u7528TensorFlow\u5185\u90e8\u5f00\u53d1\u4eba\u5458\u7684\u63cf\u8ff0\uff1a\u201cTensorFlow Serving\u662f\u4e00\u4e2a\u4e3a\u751f\u4ea7\u73af\u5883\u800c\u8bbe\u8ba1\u7684\u9ad8\u6027\u80fd\u7684\u673a\u5668\u5b66\u4e60\u670d\u52a1\u7cfb\u7edf\u3002\u5b83\u53ef\u4ee5\u540c\u65f6\u8fd0\u884c\u591a\u4e2a\u5927\u89c4\u6a21\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\uff0c\u652f\u6301\u6a21\u578b\u751f\u547d\u5468\u671f\u7ba1\u7406\u3001\u7b97\u6cd5\u5b9e\u9a8c\uff0c\u5e76\u53ef\u4ee5\u9ad8\u6548\u5730\u5229\u7528GPU\u8d44\u6e90\uff0c\u8ba9TensorFlow\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u66f4\u5feb\u6377\u65b9\u4fbf\u5730\u6295\u5165\u5230\u5b9e\u9645\u751f\u4ea7\u73af\u5883\u201d\u3002\u9664\u4e86TensorFlow\u4ee5\u5916\u7684\u5176\u4ed6\u6846\u67b6\u90fd\u7f3a\u5c11\u4e3a\u751f\u4ea7\u73af\u5883\u90e8\u7f72\u7684\u8003\u8651\uff0c\u800cGoogle\u4f5c\u4e3a\u5e7f\u6cdb\u5728\u5b9e\u9645\u4ea7\u54c1\u4e2d\u5e94\u7528\u6df1\u5ea6\u5b66\u4e60\u7684\u5de8\u5934\u53ef\u80fd\u4e5f\u610f\u8bc6\u5230\u4e86\u8fd9\u4e2a\u673a\u4f1a\uff0c\u56e0\u6b64\u5f00\u53d1\u4e86\u8fd9\u4e2a\u90e8\u7f72\u670d\u52a1\u7684\u5e73\u53f0\u3002TensorFlow Serving\u53ef\u4ee5\u8bf4\u662f\u4e00\u526f\u738b\u724c\uff0c\u5c06\u4f1a\u5e2eTensorFlow\u6210\u4e3a\u884c\u4e1a\u6807\u51c6\u505a\u51fa\u5de8\u5927\u8d21\u732e\u3002<\/p>\n<figure><img decoding=\"async\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic2.zhimg.com\/80\/v2-f5b8f24210e5534142dea70976d729c9_720w.png\" width=\"493\" data-rawwidth=\"493\" data-rawheight=\"579\" data-original=\"https:\/\/pic2.zhimg.com\/v2-f5b8f24210e5534142dea70976d729c9_r.jpg\" data-actualsrc=\"https:\/\/pic2.zhimg.com\/v2-f5b8f24210e5534142dea70976d729c9_b.png\" data-lazy-status=\"ok\" \/><\/figure>\n<p><i>TensorFlow Serving\u67b6\u6784<\/i><\/p>\n<p>TensorBoard\u662fTensorFlow\u7684\u4e00\u7ec4Web\u5e94\u7528\uff0c\u7528\u6765\u76d1\u63a7TensorFlow\u8fd0\u884c\u8fc7\u7a0b\uff0c\u6216\u53ef\u89c6\u5316Computation Graph\u3002TensorBoard\u76ee\u524d\u652f\u63015\u79cd\u53ef\u89c6\u5316\uff1a\u6807\u91cf\uff08scalars\uff09\u3001\u56fe\u7247\uff08images\uff09\u3001\u97f3\u9891\uff08audio\uff09\u3001\u76f4\u65b9\u56fe\uff08histograms\uff09\u548c\u8ba1\u7b97\u56fe\uff08Computation Graph\uff09\u3002TensorBoard\u7684Events Dashboard\u53ef\u4ee5\u7528\u6765\u6301\u7eed\u5730\u76d1\u63a7\u8fd0\u884c\u65f6\u7684\u5173\u952e\u6307\u6807\uff0c\u6bd4\u5982loss\u3001\u5b66\u4e60\u901f\u7387\uff08learning rate\uff09\u6216\u662f\u9a8c\u8bc1\u96c6\u4e0a\u7684\u51c6\u786e\u7387\uff08accuracy\uff09\uff1bImage Dashboard\u5219\u53ef\u4ee5\u5c55\u793a\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\u7528\u6237\u8bbe\u5b9a\u4fdd\u5b58\u7684\u56fe\u7247\uff0c\u6bd4\u5982\u67d0\u4e2a\u8bad\u7ec3\u4e2d\u95f4\u7ed3\u679c\u7528Matplotlib\u7b49\u7ed8\u5236\uff08plot\uff09\u51fa\u6765\u7684\u56fe\u7247\uff1bGraph Explorer\u5219\u53ef\u4ee5\u5b8c\u5168\u5c55\u793a\u4e00\u4e2aTensorFlow\u7684\u8ba1\u7b97\u56fe\uff0c\u5e76\u4e14\u652f\u6301\u7f29\u653e\u62d6\u66f3\u548c\u67e5\u770b\u8282\u70b9\u5c5e\u6027\u3002TensorBoard\u7684\u53ef\u89c6\u5316\u6548\u679c\u5982\u4e0b\u3002<\/p>\n<figure><img decoding=\"async\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic1.zhimg.com\/80\/v2-065a5d59e0e0e0e9e967a16b14ba7c30_720w.jpg\" width=\"746\" data-rawwidth=\"746\" data-rawheight=\"399\" data-original=\"https:\/\/pic1.zhimg.com\/v2-065a5d59e0e0e0e9e967a16b14ba7c30_r.jpg\" data-actualsrc=\"https:\/\/pic1.zhimg.com\/v2-065a5d59e0e0e0e9e967a16b14ba7c30_b.jpg\" data-lazy-status=\"ok\" \/><\/figure>\n<p><i>TensorBoard\u7684loss\u6807\u91cf\u7684\u53ef\u89c6\u5316<\/i><\/p>\n<figure><img decoding=\"async\" class=\"content_image lazy\" src=\"https:\/\/pic2.zhimg.com\/80\/v2-67e59fc65ebfaad61fbeefaff04f3989_720w.jpg\" width=\"397\" data-rawwidth=\"397\" data-rawheight=\"575\" data-actualsrc=\"https:\/\/pic2.zhimg.com\/v2-67e59fc65ebfaad61fbeefaff04f3989_b.jpg\" data-lazy-status=\"ok\" \/><\/figure>\n<p><i>TensorBoard\u7684\u6a21\u578b\u7ed3\u6784\u53ef\u89c6\u5316<\/i><\/p>\n<h2>\u4e3b\u6d41\u6df1\u5ea6\u5b66\u4e60\u6846\u67b6\u5bf9\u6bd4<\/h2>\n<p>TensorFlow\u62e5\u6709\u4ea7\u54c1\u7ea7\u7684\u9ad8\u8d28\u91cf\u4ee3\u7801\uff0c\u6709Google\u5f3a\u5927\u7684\u5f00\u53d1\u3001\u7ef4\u62a4\u80fd\u529b\u7684\u52a0\u6301\uff0c\u6574\u4f53\u67b6\u6784\u8bbe\u8ba1\u4e5f\u975e\u5e38\u4f18\u79c0\u3002\u76f8\u6bd4\u4e8e\u540c\u6837\u57fa\u4e8ePython\u7684\u8001\u724c\u5bf9\u624bTheano\uff0cTensorFlow\u66f4\u6210\u719f\u3001\u66f4\u5b8c\u5584\uff0c\u540c\u65f6Theano\u7684\u5f88\u591a\u4e3b\u8981\u5f00\u53d1\u8005\u90fd\u53bb\u4e86Google\u5f00\u53d1TensorFlow\uff08\u4f8b\u5982\u4e66\u7c4d<i>Deep Learning<\/i>\u7684\u4f5c\u8005Ian 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decoding=\"async\" class=\"origin_image zh-lightbox-thumb lazy\" src=\"https:\/\/pic1.zhimg.com\/80\/v2-13d32a9bb42379b905298961148dbe2c_720w.jpg\" width=\"1153\" data-rawwidth=\"1153\" data-rawheight=\"597\" data-original=\"https:\/\/pic1.zhimg.com\/v2-13d32a9bb42379b905298961148dbe2c_r.jpg\" data-actualsrc=\"https:\/\/pic1.zhimg.com\/v2-13d32a9bb42379b905298961148dbe2c_b.jpg\" data-lazy-status=\"ok\" 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target=\"_blank\" rel=\"nofollow noopener noreferrer\" data-za-detail-view-id=\"1043\">\u300aTensorFlow\u5b9e\u6218\u300b<\/a><\/p>\n<p>&#8212;&#8212;&#8212;&#8212;<\/p>\n<p>\u66f4\u591a\u79d1\u6280\u8d44\u8baf\u8bf7\u89c1\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u535a\u6587\u89c6\u70b9Broadview\uff08\u5fae\u4fe1\u53f7\uff1abvbooks\uff09<\/p>\n<\/div>\n<\/div>\n<div class=\"ContentItem-time\">\u53d1\u5e03\u4e8e 2017-03-03<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u539f\u6587\u5730\u5740 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