{"id":950,"date":"2021-09-23T17:03:45","date_gmt":"2021-09-23T09:03:45","guid":{"rendered":"https:\/\/aif.amtbbs.org\/?p=950"},"modified":"2021-09-23T17:03:45","modified_gmt":"2021-09-23T09:03:45","slug":"%e6%b7%b1%e5%ba%a6%e5%ad%a6%e4%b9%a0%e6%a8%a1%e5%9e%8b%e5%a4%a7%e5%b0%8f%e4%b8%8e%e6%a8%a1%e5%9e%8b%e6%8e%a8%e7%90%86%e9%80%9f%e5%ba%a6%e7%9a%84%e6%8e%a2%e8%ae%a8","status":"publish","type":"post","link":"https:\/\/aif.amtbbs.org\/index.php\/2021\/09\/23\/950\/","title":{"rendered":"\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u5927\u5c0f\u4e0e\u6a21\u578b\u63a8\u7406\u901f\u5ea6\u7684\u63a2\u8ba8"},"content":{"rendered":"<p>\u672c\u6587\u8f6c\u81ea\u77e5\u4e4e\uff0c\u4f5c\u8005<strong>\u7530\u5b50\u5bb8<\/strong><\/p>\n<p>\u672c\u6587\u5c06\u5bf9\u8861\u91cf\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u5927\u5c0f\u7684\u4e00\u4e9b\u5e38\u7528\u6307\u6807\uff0c\u5982\u8ba1\u7b97\u91cf\u3001\u53c2\u6570\u91cf\u3001\u8bbf\u5b58\u91cf\u3001\u5185\u5b58\u5360\u7528\u7b49\u8fdb\u884c\u63a2\u8ba8\uff0c\u5206\u6790\u8fd9\u4e9b\u6307\u6807\u5bf9\u6a21\u578b\u90e8\u7f72\u63a8\u7406\u7684\u5f71\u54cd\uff0c\u5c24\u5176\u662f\u8ba1\u7b97\u91cf\u4e0e\u8bbf\u5b58\u91cf\u5bf9\u6a21\u578b\u63a8\u7406\u901f\u5ea6\u7684\u5f71\u54cd\uff0c\u5e76\u7ed9\u51fa\u5728\u4e0d\u540c\u786c\u4ef6\u67b6\u6784\u4e0b\u8bbe\u8ba1\u7f51\u7edc\u7ed3\u6784\u7684\u4e00\u4e9b\u5efa\u8bae\u3002<\/p>\n<h2>\u96f6\u3001\u524d\u8a00<\/h2>\n<p>\u5f53\u5e74\u5934\u4e00\u6b21\u5b9e\u4e60\u505a\u7b97\u6cd5\u7684\u65f6\u5019\uff0c\u4e3b\u7ba1\u7ed9\u7684\u7b2c\u4e00\u4e2a\u4efb\u52a1\u5c31\u662f\u201c\u628a\u4e00\u4e2a\u5927\u7684\u5206\u5272\u6a21\u578b\u780d\u6210\u4e00\u4e2a\u5c0f\u7684\u201d\u3002\u5f53\u65f6\u5e76\u4e0d\u7406\u89e3\u6a21\u578b\u201c\u5927\u201d\u3001\u201c\u5c0f\u201d\u7684\u771f\u6b63\u542b\u4e49\uff0c\u5c31\u7b80\u5355\u7684\u9009\u53d6\u8ba1\u7b97\u91cf\u4f5c\u4e3a\u8bc4\u4ef7\u6307\u6807\uff0c\u75af\u72c2\u780d\u8ba1\u7b97\u91cf\uff08backbone 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\u5df2\u7ecf\u6709\u4e00\u6bb5\u65f6\u95f4\u4e86\uff0c\u8fd8\u662f\u5076\u5c14\u80fd\u56de\u60f3\u8d77\u5f53\u5e74\u4e0d\u61c2\u63a8\u7406\u65f6\u8bbe\u8ba1\u7684\u4e0e\u786c\u4ef6\u4e25\u91cd\u4e0d\u5339\u914d\u7684\u6a21\u578b\u3002\u6b64\u5916\u5728\u5de5\u4f5c\u4e2d\u8ddf\u7814\u7a76\u5458\u6c9f\u901a\u65f6\uff0c\u4e5f\u4f1a\u53d1\u73b0\u90e8\u5206\u7814\u7a76\u5458\u5bf9\u6a21\u578b\u5927\u5c0f\u548c\u6a21\u578b\u63a8\u7406\u901f\u5ea6\u7684\u5173\u7cfb\u4e0d\u592a\u4e86\u89e3\uff0c\u8bbe\u8ba1\u51fa\u4e00\u4e9b\u5f88\u96be\u53d1\u6325\u786c\u4ef6\u8ba1\u7b97\u80fd\u529b\u7684\u6a21\u578b\u7ed3\u6784\u3002\u56e0\u6b64\u5728\u8fd9\u91cc\u5bf9\u4e00\u4e9b\u7528\u4e8e\u8bc4\u4ef7\u6a21\u578b\u5927\u5c0f\u7684\u6307\u6807\u2014\u2014\u8ba1\u7b97\u91cf\u3001\u53c2\u6570\u91cf\u3001\u8bbf\u5b58\u91cf\u3001\u5185\u5b58\u5360\u7528\u7b49\u6307\u6807\u8fdb\u884c\u8be6\u7ec6\u63a2\u8ba8\uff0c\u5206\u6790\u8fd9\u4e9b\u6307\u6807\u4f1a\u5bf9\u6a21\u578b\u7684\u90e8\u7f72\u63a8\u7406\u4ea7\u751f\u4f55\u79cd\u5f71\u54cd\uff0c\u8be6\u7ec6\u8ba8\u8bba\u8ba1\u7b97\u91cf\u548c\u8bbf\u5b58\u91cf\u5bf9\u6a21\u578b\u63a8\u7406\u901f\u5ea6\u7684\u5f71\u54cd\uff0c\u5e76\u7ed9\u51fa\u4e0d\u540c\u786c\u4ef6\u67b6\u6784\u4e0b\u8bbe\u8ba1\u9ad8\u6548\u7f51\u7edc\u7ed3\u6784\u7684\u4e00\u4e9b\u5efa\u8bae\u3002<\/p>\n<p>\u672c\u6587\u4e0d\u4ec5\u4ec5\u662f\u4e3a\u4e86\u7ed9\u51fa\u7f51\u7edc\u7684\u8bbe\u8ba1\u5efa\u8bae\uff0c\u66f4\u662f\u5e0c\u671b\u80fd\u591f\u6709\u6548\u4f20\u8fbe\u6027\u80fd\u4f18\u5316\u7684\u57fa\u7840\u7406\u8bba\u77e5\u8bc6\uff0c\u4ee5\u53ca\u6027\u80fd\u5206\u6790\u7684\u57fa\u672c\u601d\u8def\uff0c\u5e2e\u52a9\u5404\u4f4d\u540c\u5b66\u51cf\u5c11\u7f51\u7edc\u8bbe\u8ba1\u4e0e\u90e8\u7f72\u4e4b\u95f4\u7684 gap\uff0c\u66f4\u9ad8\u6548\u7684\u5b8c\u6210\u7f51\u7edc\u8bbe\u8ba1\u4e0e\u90e8\u7f72\u5de5\u4f5c\u3002\u975e\u5e38\u5e0c\u671b\u672c\u6587\u80fd\u591f\u5bf9\u5927\u5bb6\u7684\u5de5\u4f5c\u6709\u6240\u5e2e\u52a9\uff0c\u4e5f\u975e\u5e38\u6b22\u8fce\u5927\u5bb6\u5728\u8bc4\u8bba\u533a\u7559\u8a00\u63a2\u8ba8\u3002<\/p>\n<h2>\u4e00\u3001\u5e38\u7528\u7684\u6a21\u578b\u5927\u5c0f\u8bc4\u4f30\u6307\u6807<\/h2>\n<p>\u76ee\u524d\u5e38\u7528\u4e8e\u8bc4\u4ef7\u6a21\u578b\u5927\u5c0f\u7684\u6307\u6807\u6709\uff1a\u8ba1\u7b97\u91cf\u3001\u53c2\u6570\u91cf\u3001\u8bbf\u5b58\u91cf\u3001\u5185\u5b58\u5360\u7528\u7b49\uff0c\u8fd9\u4e9b\u6307\u6807\u4ece\u4e0d\u540c\u7ef4\u5ea6\u8bc4\u4ef7\u4e86\u6a21\u578b\u7684\u5927\u5c0f\u3002\u672c\u8282\u4ec5\u4f5c\u7b80\u5355\u4ecb\u7ecd\uff0c\u719f\u6089\u7684\u5c0f\u4f19\u4f34\u53ef\u4ee5\u8df3\u8fc7\u6b64\u8282\uff0c\u76f4\u63a5\u770b\u540e\u9762\u7684\u5206\u6790\u4e0e\u63a2\u8ba8\u3002<\/p>\n<h3>1. \u8ba1\u7b97\u91cf<\/h3>\n<p>\u8ba1\u7b97\u91cf\u53ef\u4ee5\u8bf4\u662f\u8bc4\u4ef7\u6a21\u578b\u5927\u5c0f\u6700\u5e38\u7528\u7684\u6307\u6807\u4e86\uff0c\u5f88\u591a\u8bba\u6587\u5728\u8ddf baseline \u8fdb\u884c\u6bd4\u8f83\u65f6\uff0c\u90fd\u4f1a\u628a\u8ba1\u7b97\u91cf\u4f5c\u4e3a\u91cd\u8981\u7684\u6bd4\u8f83\u4f9d\u636e\u3002<\/p>\n<p>\u8ba1\u7b97\u91cf\u662f\u6a21\u578b\u6240\u9700\u7684\u8ba1\u7b97\u6b21\u6570\uff0c\u53cd\u6620\u4e86\u6a21\u578b\u5bf9\u786c\u4ef6\u8ba1\u7b97\u5355\u5143\u7684\u9700\u6c42\u3002\u8ba1\u7b97\u91cf\u4e00\u822c\u7528\u00a0OPs(Operations) \uff0c\u5373\u8ba1\u7b97\u6b21\u6570\u6765\u8868\u793a\u3002\u7531\u4e8e\u6700\u5e38\u7528\u7684\u6570\u636e\u683c\u5f0f\u4e3a float32\uff0c\u56e0\u6b64\u4e5f\u5e38\u5e38\u88ab\u5199\u4f5cFLOPs\u00a0(Floating Point Operations)\uff0c\u5373\u6d6e\u70b9\u8ba1\u7b97\u6b21\u6570\u3002\uff08\u8fd9\u91cc\u4e3a\u4e86\u8ddf\u4f20\u7edf\u4e60\u60ef\u4fdd\u6301\u4e00\u81f4\uff0c\u4e0b\u6587\u5c31\u7edf\u4e00\u91c7\u7528 FLOPs \u5566\uff09<\/p>\n<p>\u6a21\u578b\u7684\u6574\u4f53\u8ba1\u7b97\u91cf\u7b49\u4e8e\u6a21\u578b\u4e2d\u6bcf\u4e2a\u7b97\u5b50\u7684\u8ba1\u7b97\u91cf\u4e4b\u548c\u3002\u800c\u6bcf\u4e2a\u7b97\u5b50\u7684\u8ba1\u7b97\u91cf\u8ba1\u7b97\u65b9\u6cd5\u5404\u4e0d\u4e00\u81f4\u3002\u4f8b\u5982\u5bf9\u4e8e Eltwise Sum \u6765\u8bb2\uff0c\u4e24\u4e2a\u5927\u5c0f\u5747\u4e3a (N, C, H, W) \u7684 Tensor \u76f8\u52a0\uff0c\u8ba1\u7b97\u91cf\u5c31\u662f N x C x H x W\uff1b\u800c\u5bf9\u4e8e\u5377\u79ef\u6765\u8bf4\uff0c\u8ba1\u7b97\u91cf\u516c\u5f0f\u4e3a\uff08\u4e58\u52a0\u5404\u7b97\u4e00\u6b21\uff09\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/j8cooK2zCqomdwCfrQ3apnFO58gS01BPlOedSpn3sgib4ShYpU6fKsXOicpdAt3lTS1uxQIduQtBst6kYoz8PstqaacsdhsLYe\/640?wx_fmt=svg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-ratio=\"0.041666666666666664\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/j8cooK2zCqomdwCfrQ3apnFO58gS01BPlOedSpn3sgib4ShYpU6fKsXOicpdAt3lTS1uxQIduQtBst6kYoz8PstqaacsdhsLYe\/640?wx_fmt=svg\" data-type=\"svg\" data-w=\"552\" data-fail=\"0\" \/><\/p>\n<p>PyTorch \u6709\u4e0d\u5c11\u5de5\u5177\u53ef\u4ee5\u6a21\u578b\u8ba1\u7b97\u91cf\uff0c\u4f46\u9700\u8981\u6ce8\u610f\u7684\u662f\u8fd9\u4e9b\u5de5\u5177\u6709\u53ef\u80fd\u4f1a\u9057\u6f0f\u4e00\u4e9b\u7b97\u5b50\u7684\u8ba1\u7b97\u91cf\uff0c\u5c06\u5176\u8ba1\u7b97\u91cf\u7b97\u6210 0\uff0c\u4ece\u800c\u5bfc\u81f4\u7edf\u8ba1\u7684\u8ba1\u7b97\u91cf\u8ddf\u5b9e\u9645\u8ba1\u7b97\u91cf\u6709\u8f7b\u5fae\u7684\u504f\u5dee\uff0c\u4e0d\u8fc7\u5927\u591a\u6570\u60c5\u51b5\u4e0b\u8fd9\u4e9b\u504f\u5dee\u5f71\u54cd\u4e0d\u5927\u3002<\/p>\n<h3>2. \u53c2\u6570\u91cf<\/h3>\n<p>\u65e9\u671f\u7684\u8bba\u6587\u4e5f\u5f88\u559c\u6b22\u7528\u53c2\u6570\u91cf\u6765\u8bc4\u4ef7\u6a21\u578b\u5927\u5c0f\u3002<\/p>\n<p>\u53c2\u6570\u91cf\u662f\u6a21\u578b\u4e2d\u7684\u53c2\u6570\u7684\u603b\u548c\uff0c\u8ddf\u6a21\u578b\u5728\u78c1\u76d8\u4e2d\u6240\u9700\u7684\u7a7a\u95f4\u5927\u5c0f\u76f4\u63a5\u76f8\u5173\u3002\u5bf9\u4e8e CNN \u6765\u8bf4\u53c2\u6570\u4e3b\u8981\u7531 Conv\/FC \u5c42\u7684 Weight \u6784\u6210\uff0c\u5f53\u7136\u5176\u4ed6\u7684\u4e00\u4e9b\u7b97\u5b50\u4e5f\u6709\u53c2\u6570\uff0c\u4e0d\u8fc7\u4e00\u822c\u5ffd\u7565\u4e0d\u8ba1\u4e86\u3002<\/p>\n<p>\u53c2\u6570\u91cf\u5f80\u5f80\u662f\u88ab\u7b97\u4f5c\u8bbf\u5b58\u91cf\u7684\u4e00\u90e8\u5206\uff0c\u56e0\u6b64\u53c2\u6570\u91cf\u4e0d\u76f4\u63a5\u5f71\u54cd\u6a21\u578b\u63a8\u7406\u6027\u80fd\u3002\u4f46\u662f\u53c2\u6570\u91cf\u4e00\u65b9\u9762\u4f1a\u5f71\u54cd\u5185\u5b58\u5360\u7528\uff0c\u53e6\u4e00\u65b9\u9762\u4e5f\u4f1a\u5f71\u54cd\u7a0b\u5e8f\u521d\u59cb\u5316\u7684\u65f6\u95f4\u3002<\/p>\n<p>\u53c2\u6570\u91cf\u4f1a\u76f4\u63a5\u5f71\u54cd\u8f6f\u4ef6\u5305\u7684\u5927\u5c0f\u3002\u5f53\u8f6f\u4ef6\u5305\u5927\u5c0f\u662f\u5f88\u91cd\u8981\u7684\u6307\u6807\u65f6\uff0c\u53c2\u6570\u91cf\u81f3\u5173\u91cd\u8981\uff0c\u4f8b\u5982\u624b\u673a APP \u573a\u666f\uff0c\u5f80\u5f80\u5bf9 APK \u5305\u7684\u5927\u5c0f\u6709\u6bd4\u8f83\u4e25\u683c\u7684\u9650\u5236\uff1b\u6b64\u5916\u6709\u4e9b\u5d4c\u5165\u5f0f\u8bbe\u5907\u7684 Flash \u7a7a\u95f4\u5f88\u5c0f\uff0c\u5982\u679c\u6a21\u578b\u78c1\u76d8\u6240\u9700\u7a7a\u95f4\u5f88\u5927\u7684\u8bdd\uff0c\u53ef\u80fd\u4f1a\u653e\u4e0d\u4e0b\uff0c\u56e0\u6b64\u4e5f\u4f1a\u5bf9\u53c2\u6570\u91cf\u6709\u6240\u8981\u6c42\u3002<\/p>\n<p>\u9664\u4e86\u5728\u8bbe\u8ba1\u6a21\u578b\u65f6\u51cf\u5c11\u53c2\u6570\u91cf\u5916\uff0c\u8fd8\u53ef\u4ee5\u901a\u8fc7\u538b\u7f29\u6a21\u578b\u7684\u65b9\u5f0f\u964d\u4f4e\u8f6f\u4ef6\u5305\u5927\u5c0f\u3002\u4f8b\u5982 Caffe \u548c ONNX \u91c7\u7528\u7684 Protobuf \u5c31\u4f1a\u5bf9\u6a21\u578b\u8fdb\u884c\u9ad8\u6548\u7684\u7f16\u7801\u538b\u7f29\u3002\u4e0d\u8fc7\u538b\u7f29\u6a21\u578b\u4f1a\u5e26\u6765\u89e3\u538b\u7f29\u5f00\u9500\uff0c\u4f1a\u4e00\u5b9a\u7a0b\u5ea6\u589e\u52a0\u7a0b\u5e8f\u521d\u59cb\u5316\u7684\u65f6\u95f4\u3002<\/p>\n<h3>3. \u8bbf\u5b58\u91cf<\/h3>\n<p>\u8bbf\u5b58\u91cf\u5f80\u5f80\u662f\u6700\u5bb9\u6613\u5ffd\u89c6\u7684\u8bc4\u4ef7\u6307\u6807\uff0c\u4f46\u5176\u5b9e\u662f\u73b0\u5728\u7684\u8ba1\u7b97\u67b6\u6784\u4e2d\u5bf9\u6027\u80fd\u5f71\u54cd\u6781\u5927\u7684\u6307\u6807\u3002<\/p>\n<p>\u8bbf\u5b58\u91cf\u662f\u6307\u6a21\u578b\u8ba1\u7b97\u65f6\u6240\u9700\u8bbf\u95ee\u5b58\u50a8\u5355\u5143\u7684\u5b57\u8282\u5927\u5c0f\uff0c\u53cd\u6620\u4e86\u6a21\u578b\u5bf9\u5b58\u50a8\u5355\u5143\u5e26\u5bbd\u7684\u9700\u6c42\u3002\u8bbf\u5b58\u91cf\u4e00\u822c\u7528\u00a0Bytes\uff08\u6216\u8005\u00a0KB\/MB\/GB\uff09\u6765\u8868\u793a\uff0c\u5373\u6a21\u578b\u8ba1\u7b97\u5230\u5e95\u9700\u8981\u5b58\/\u53d6\u591a\u5c11 Bytes \u7684\u6570\u636e\u3002<\/p>\n<p>\u548c\u8ba1\u7b97\u91cf\u4e00\u6837\uff0c\u6a21\u578b\u6574\u4f53\u8bbf\u5b58\u91cf\u7b49\u4e8e\u6a21\u578b\u5404\u4e2a\u7b97\u5b50\u7684\u8bbf\u5b58\u91cf\u4e4b\u548c\u3002\u5bf9\u4e8e Eltwise Sum \u6765\u8bb2\uff0c\u4e24\u4e2a\u5927\u5c0f\u5747\u4e3a (N, C, H, W) \u7684 Tensor \u76f8\u52a0\uff0c\u8bbf\u5b58\u91cf\u662f (2 + 1) x N x C x H x W x sizeof(data_type)\uff0c\u5176\u4e2d 2 \u4ee3\u8868\u8bfb\u4e24\u4e2a Tensor\uff0c1 \u4ee3\u8868\u5199\u4e00\u4e2a Tensor\uff1b\u800c\u5bf9\u4e8e\u5377\u79ef\u6765\u8bf4\uff0c\u8bbf\u5b58\u91cf\u516c\u5f0f\u4e3a\uff1a<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-ratio=\"0.05673758865248227\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/j8cooK2zCqomdwCfrQ3apnFO58gS01BPqsEIFv3Lpt0Scz5icv2bqqnLQX8UmYQwVRWVUa8CdkP98h7FgM4Cq2WpqMKbqqMCh\/640?wx_fmt=svg\" data-type=\"svg\" data-w=\"987\" \/><\/p>\n<p>\u8bbf\u5b58\u91cf\u5bf9\u6a21\u578b\u7684\u63a8\u7406\u901f\u5ea6\u81f3\u5173\u91cd\u8981\uff0c\u8bbe\u8ba1\u6a21\u578b\u65f6\u9700\u8981\u4e88\u4ee5\u5173\u6ce8\u3002<\/p>\n<h3>4. \u5185\u5b58\u5360\u7528<\/h3>\n<p>\u5185\u5b58\u5360\u7528\u662f\u6307\u6a21\u578b\u8fd0\u884c\u65f6\uff0c\u6240\u5360\u7528\u7684\u5185\u5b58\/\u663e\u5b58\u5927\u5c0f\u3002\u4e00\u822c\u6709\u5de5\u7a0b\u610f\u4e49\u7684\u662f\u6700\u5927\u5185\u5b58\u5360\u7528\uff0c\u5f53\u7136\u6709\u7684\u573a\u666f\u4e0b\u4f1a\u4f7f\u7528\u5e73\u5747\u5185\u5b58\u5360\u7528\u3002\u8fd9\u91cc\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5185\u5b58\u5360\u7528 \u2260 \u8bbf\u5b58\u91cf\u3002<\/p>\n<p>\u5185\u5b58\u5360\u7528\u5728\u8bba\u6587\u91cc\u4e0d\u5e38\u7528\uff0c\u4e3b\u8981\u539f\u56e0\u662f\u5176\u5927\u5c0f\u9664\u4e86\u53d7\u6a21\u578b\u672c\u8eab\u5f71\u54cd\u5916\uff0c\u8fd8\u53d7\u8f6f\u4ef6\u5b9e\u73b0\u7684\u5f71\u54cd\u3002\u4f8b\u5982\u6709\u7684\u6846\u67b6\u4e3a\u4e86\u4fdd\u8bc1\u63a8\u7406\u901f\u5ea6\uff0c\u4f1a\u5c06\u6a21\u578b\u4e2d\u6bcf\u4e00\u4e2a Tensor \u6240\u9700\u7684\u5185\u5b58\u90fd\u63d0\u524d\u5206\u914d\u597d\uff0c\u56e0\u6b64\u5185\u5b58\u5360\u7528\u4e3a\u7f51\u7edc\u6240\u6709 Tensor \u5927\u5c0f\u7684\u603b\u548c\uff1b\u4f46\u66f4\u591a\u7684\u6846\u67b6\u4f1a\u63d0\u4f9b lite \u5185\u5b58\u6a21\u5f0f\uff0c\u5373\u52a8\u6001\u4e3a Tensor \u5206\u914d\u5185\u5b58\uff0c\u4ee5\u6700\u5927\u7a0b\u5ea6\u8282\u7701\u5185\u5b58\u5360\u7528\uff08\u5f53\u7136\u53ef\u80fd\u4f1a\u727a\u7272\u4e00\u90e8\u5206\u6027\u80fd\uff09\u3002<\/p>\n<p>\u548c\u53c2\u6570\u91cf\u4e00\u6837\uff0c\u5185\u5b58\u5360\u7528\u4e0d\u4f1a\u76f4\u63a5\u5f71\u54cd\u63a8\u7406\u901f\u5ea6\uff0c\u5f80\u5f80\u7b97\u4f5c\u8bbf\u5b58\u91cf\u7684\u4e00\u90e8\u5206\u3002\u4f46\u5728\u540c\u4e00\u5e73\u53f0\u4e0a\u6709\u591a\u4e2a\u4efb\u52a1\u5e76\u53d1\u7684\u73af\u5883\u4e0b\uff0c\u5982\u63a8\u7406\u670d\u52a1\u5668\u3001\u8f66\u8f7d\u5e73\u53f0\u3001\u624b\u673a APP\uff0c\u5f80\u5f80\u8981\u6c42\u5185\u5b58\u5360\u7528\u53ef\u63a7\u3002\u53ef\u63a7\u4e00\u65b9\u9762\u662f\u6307\u5185\u5b58\/\u663e\u5b58\u5360\u7528\u91cf\uff0c\u5982\u679c\u5360\u7528\u592a\u591a\uff0c\u5176\u4ed6\u4efb\u52a1\u5c31\u65e0\u6cd5\u5728\u5e73\u53f0\u4e0a\u8fd0\u884c\uff1b\u53e6\u4e00\u65b9\u9762\u662f\u6307\u5185\u5b58\/\u663e\u5b58\u7684\u5360\u7528\u91cf\u4e0d\u4f1a\u5927\u5e45\u6ce2\u52a8\uff0c\u5f71\u54cd\u5176\u4ed6\u4efb\u52a1\u7684\u53ef\u7528\u6027\u3002<\/p>\n<h3>5. \u5c0f\u7ed3<\/h3>\n<p>\u8ba1\u7b97\u91cf\u3001\u53c2\u6570\u91cf\u3001\u8bbf\u5b58\u91cf\u3001\u5185\u5b58\u5360\u7528\u4ece\u4e0d\u540c\u7ef4\u5ea6\u5b9a\u4e49\u4e86\u6a21\u578b\u7684\u5927\u5c0f\uff0c\u5e94\u6839\u636e\u4e0d\u540c\u7684\u573a\u5408\u9009\u7528\u5408\u9002\u7684\u6307\u6807\u8fdb\u884c\u8bc4\u4ef7\u3002<\/p>\n<p>\u6a21\u578b\u63a8\u7406\u901f\u5ea6\u4e0d\u5355\u5355\u53d7\u6a21\u578b\u8ba1\u7b97\u91cf\u7684\u5f71\u54cd\uff0c\u4e5f\u4e0e\u8bbf\u5b58\u91cf\u548c\u4e00\u4e9b\u5176\u4ed6\u56e0\u7d20\u606f\u606f\u76f8\u5173\u3002\u4e0b\u6587\u5c06\u8be6\u7ec6\u8ba8\u8bba\u5f71\u54cd\u6a21\u578b\u63a8\u7406\u901f\u5ea6\u7684\u56e0\u7d20\u3002<\/p>\n<h2>\u4e8c\u3001\u8ba1\u7b97\u91cf\u8d8a\u5c0f\uff0c\u6a21\u578b\u63a8\u7406\u5c31\u8d8a\u5feb\u5417<\/h2>\n<p>\u7b54\u6848\u662f\u5426\u5b9a\u7684\u3002<\/p>\n<p>\u5b9e\u9645\u4e0a\u8ba1\u7b97\u91cf\u548c\u5b9e\u9645\u7684\u63a8\u7406\u901f\u5ea6\u4e4b\u95f4\u6ca1\u6709\u76f4\u63a5\u7684\u56e0\u679c\u5173\u7cfb\u3002\u8ba1\u7b97\u91cf\u4ec5\u80fd\u4f5c\u4e3a\u6a21\u578b\u63a8\u7406\u901f\u5ea6\u7684\u4e00\u4e2a\u53c2\u8003\u4f9d\u636e\u3002<\/p>\n<p>\u6a21\u578b\u5728\u7279\u5b9a\u786c\u4ef6\u4e0a\u7684\u63a8\u7406\u901f\u5ea6\uff0c\u9664\u4e86\u53d7\u8ba1\u7b97\u91cf\u5f71\u54cd\u5916\uff0c\u8fd8\u4f1a\u53d7\u8bbf\u5b58\u91cf\u3001\u786c\u4ef6\u7279\u6027\u3001\u8f6f\u4ef6\u5b9e\u73b0\u3001\u7cfb\u7edf\u73af\u5883\u7b49\u8bf8\u591a\u56e0\u7d20\u5f71\u54cd\uff0c\u5448\u73b0\u51fa\u590d\u6742\u7684\u7279\u6027\u3002\u56e0\u6b64\uff0c\u5728\u624b\u5934\u6709\u786c\u4ef6\u4e14\u6d4b\u8bd5\u65b9\u4fbf\u7684\u60c5\u51b5\u4e0b\uff0c\u5b9e\u6d4b\u662f\u6700\u51c6\u786e\u7684\u6027\u80fd\u8bc4\u4f30\u65b9\u5f0f\u3002<\/p>\n<p>\u5728\u8bbe\u8ba1\u7f51\u7edc\u7ed3\u6784\u65f6\uff0c\u5982\u679c\u6709\u5b9e\u6d4b\u7684\u6761\u4ef6\uff0c\u5efa\u8bae\u5728\u6a21\u578b\u8fed\u4ee3\u65e9\u671f\u5bf9\u6027\u80fd\u4e5f\u8fdb\u884c\u6d4b\u8bd5\u3002\u4e00\u4e9b NAS \u7684\u65b9\u6cd5\u4e5f\u4f1a\u5bf9\u641c\u7d22\u51fa\u6765\u7684\u7f51\u7edc\u7ed3\u6784\u8fdb\u884c\u6d4b\u901f\uff0c\u6216\u8005\u5e72\u8106\u5bf9\u786c\u4ef6\u901f\u5ea6\u8fdb\u884c\u4e86\u5efa\u6a21\uff0c\u4e5f\u4f5c\u4e3a\u521d\u671f\u641c\u7d22\u7684\u91cd\u8981\u53c2\u6570\u3002\u8fd9\u79cd\u65b9\u6cd5\u8bbe\u8ba1\u51fa\u6765\u7684\u7f51\u7edc\u5728\u540e\u671f\u90e8\u7f72\u65f6\uff0c\u4f1a\u6781\u5927\u51cf\u5c11\u56e0\u6027\u80fd\u95ee\u9898\u8fed\u4ee3\u4f18\u5316\u7684\u65f6\u95f4\u548c\u4eba\u529b\u5f00\u9500\u3002<\/p>\n<p>\u8fd9\u91cc\u6211\u5c06\u8ba8\u8bba\u5f71\u54cd\u6a21\u578b\u5728\u786c\u4ef6\u4e0a\u63a8\u7406\u901f\u5ea6\u7684\u4e00\u4e9b\u56e0\u7d20\uff0c\u4e00\u65b9\u9762\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u624b\u52a8\/\u81ea\u52a8\u8bbe\u8ba1\u7f51\u7edc\u7ed3\u6784\u7684\u540c\u5b66\u66f4\u5feb\u7684\u8bbe\u8ba1\u66f4\u9ad8\u6548\u7684\u7f51\u7edc\u7ed3\u6784\uff0c\u53e6\u4e00\u65b9\u9762\u5e0c\u671b\u5f53\u6a21\u578b\u90e8\u7f72\u65f6\u6027\u80fd\u51fa\u73b0\u95ee\u9898\u65f6\u80fd\u591f\u4e3a\u5927\u5bb6\u63d0\u4f9b\u5206\u6790\u539f\u56e0\u7684\u601d\u8def\u3002<\/p>\n<p>\u8fd9\u4e00\u95ee\u9898\u6211\u5c06\u4ece\u5982\u4e0b 3 \u4e2a\u70b9\u8fdb\u884c\u8ba8\u8bba\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u8ba1\u7b97\u5bc6\u5ea6\u4e0e RoofLine \u6a21\u578b<\/li>\n<li>\u8ba1\u7b97\u5bc6\u96c6\u578b\u7b97\u5b50\u4e0e\u8bbf\u5b58\u5bc6\u96c6\u578b\u7b97\u5b50<\/li>\n<li>\u63a8\u7406\u65f6\u95f4<\/li>\n<\/ul>\n<h3>1. \u8ba1\u7b97\u5bc6\u5ea6\u4e0e RoofLine \u6a21\u578b<\/h3>\n<p>\u8ba1\u7b97\u5bc6\u5ea6\u662f\u6307\u4e00\u4e2a\u7a0b\u5e8f\u5728\u5355\u4f4d\u8bbf\u5b58\u91cf\u4e0b\u6240\u9700\u7684\u8ba1\u7b97\u91cf\uff0c\u5355\u4f4d\u662f FLOPs\/Byte\u3002\u5176\u8ba1\u7b97\u516c\u5f0f\u5f88\u7b80\u5355\uff0c\u5f88\u591a\u6559\u6750\u3001\u8d44\u6599\u91cc\u4e5f\u79f0\u4e4b\u4e3a\u8ba1\u7b97\u8bbf\u5b58\u6bd4\uff0c\u7528\u4e8e\u53cd\u6620\u4e00\u4e2a\u7a0b\u5e8f\u76f8\u5bf9\u4e8e\u8bbf\u5b58\u6765\u8bf4\u8ba1\u7b97\u7684\u5bc6\u96c6\u7a0b\u5ea6\uff1a<\/p>\n<p><img decoding=\"async\" class=\"\" src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/j8cooK2zCqomdwCfrQ3apnFO58gS01BPsEc5iawJIE3fZ9yicZlZ0KYKvGGsZ8ickt48HtNReHOA1twxuyFl5ksp93WTibXDXhh9\/640?wx_fmt=svg&amp;tp=webp&amp;wxfrom=5&amp;wx_lazy=1&amp;wx_co=1\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-ratio=\"0.16027088036117382\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/j8cooK2zCqomdwCfrQ3apnFO58gS01BPsEc5iawJIE3fZ9yicZlZ0KYKvGGsZ8ickt48HtNReHOA1twxuyFl5ksp93WTibXDXhh9\/640?wx_fmt=svg\" data-type=\"svg\" data-w=\"443\" data-fail=\"0\" \/><\/p>\n<p>RoofLine \u6a21\u578b\u662f\u4e00\u4e2a\u7528\u4e8e\u8bc4\u4f30\u7a0b\u5e8f\u5728\u786c\u4ef6\u4e0a\u80fd\u8fbe\u5230\u7684\u6027\u80fd\u4e0a\u754c\u7684\u6a21\u578b\uff0c\u53ef\u7528\u4e0b\u56fe\u8868\u793a\uff1a<\/p>\n<figure data-size=\"normal\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-951\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-145.jpg\" width=\"720\" height=\"450\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-145.jpg 720w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-145-300x188.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><figcaption>RoofLine \u6a21\u578b<\/figcaption><\/figure>\n<p>\u7528\u516c\u5f0f\u63cf\u8ff0\uff1a<\/p>\n<p><img decoding=\"async\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-ratio=\"0.04926108374384237\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/j8cooK2zCqomdwCfrQ3apnFO58gS01BPBGBbOI9o27EJQdr168iclV7nnQe6ErkAvB0m0v3kfXHv5LyibLZ3YXAspvs3ec556w\/640?wx_fmt=svg\" data-type=\"svg\" data-w=\"609\" \/><\/p>\n<p>\u5f53\u7a0b\u5e8f\u7684\u8ba1\u7b97\u5bc6\u5ea6I\u8f83\u5c0f\u65f6\uff0c\u7a0b\u5e8f\u8bbf\u5b58\u591a\u800c\u8ba1\u7b97\u5c11\uff0c\u6027\u80fd\u53d7\u5185\u5b58\u5e26\u5bbd\u9650\u5236\uff0c\u79f0\u4e3a\u8bbf\u5b58\u5bc6\u96c6\u578b\u7a0b\u5e8f\uff0c\u5373\u56fe\u4e2d\u6a59\u8272\u533a\u57df\u3002\u5728\u6b64\u533a\u57df\u7684\u7a0b\u5e8f\u6027\u80fd\u4e0a\u754c=\u8ba1\u7b97\u5bc6\u5ea6\u00d7\u5185\u5b58\u5e26\u5bbd\uff0c\u8868\u73b0\u4e3a\u56fe\u4e2d\u7684\u659c\u7ebf\uff0c\u5176\u4e2d\u659c\u7387\u4e3a\u5185\u5b58\u5e26\u5bbd\u7684\u5927\u5c0f\u3002\u8ba1\u7b97\u5bc6\u5ea6\u8d8a\u5927\uff0c\u7a0b\u5e8f\u6240\u80fd\u8fbe\u5230\u7684\u901f\u5ea6\u4e0a\u754c\u8d8a\u9ad8\uff0c\u4f46\u4f7f\u7528\u7684\u5185\u5b58\u5e26\u5bbd\u59cb\u7ec8\u4e3a\u6700\u5927\u503c\u3002<\/p>\n<p>\u53cd\u4e4b\u5982\u679c\u8ba1\u7b97\u5bc6\u5ea6I\u8f83\u5927\uff0c\u7a0b\u5e8f\u6027\u80fd\u53d7\u786c\u4ef6\u6700\u5927\u8ba1\u7b97\u5cf0\u503c\uff08\u4e0b\u6587\u7b80\u79f0\u4e3a\u7b97\u529b\uff09\u9650\u5236\uff0c\u79f0\u4e3a\u8ba1\u7b97\u5bc6\u96c6\u578b\u7a0b\u5e8f\uff0c\u5373\u56fe\u4e2d\u84dd\u8272\u533a\u57df\u3002\u6b64\u65f6\u6027\u80fd\u4e0a\u754c=\u786c\u4ef6\u7b97\u529b\uff0c\u8868\u73b0\u4e3a\u56fe\u4e2d\u7684\u6a2a\u7ebf\u3002\u6b64\u65f6\u8ba1\u7b97\u901f\u5ea6\u4e0d\u53d7\u8ba1\u7b97\u5bc6\u5ea6\u5f71\u54cd\uff0c\u4f46\u8ba1\u7b97\u5bc6\u5ea6\u8d8a\u5927\uff0c\u6240\u9700\u5185\u5b58\u5e26\u5bbd\u5c31\u8d8a\u5c11\u3002<\/p>\n<p>\u5728\u4e24\u6761\u7ebf\u7684\u4ea4\u70b9\u5904\uff0c\u8ba1\u7b97\u901f\u5ea6\u548c\u5185\u5b58\u5e26\u5bbd\u540c\u65f6\u5230\u8fbe\u6700\u5927\u503c\u3002<\/p>\n<figure data-size=\"normal\"><img decoding=\"async\" class=\"img_loading\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" width=\"1856\" crossorigin=\"anonymous\" data-ratio=\"0.5555555555555556\" data-src=\"https:\/\/mmbiz.qpic.cn\/sz_mmbiz_jpg\/4ibmFwuCSRFwoGYsNdDe52y70gLL2GJiaOM0uxRribiaPvatB5dkwWtNl7uiaSFAcpSL8GqfTOojaicdHrs139GeWO2A\/640?wx_fmt=jpeg\" data-type=\"jpeg\" data-w=\"720\" \/><figcaption>\u5728\u4e0d\u540c\u8bbe\u5907\u4e0a\uff0c\u540c\u4e00\u4e2a\u7a0b\u5e8f\u7684\u6027\u8d28\u53ef\u80fd\u53d1\u751f\u53d8\u5316<\/figcaption><\/figure>\n<p>\u5728\u4e0d\u540c\u8bbe\u5907\u4e0a\uff0c\u540c\u4e00\u4e2a\u7a0b\u5e8f\u7684\u6027\u8d28\u53ef\u80fd\u53d1\u751f\u53d8\u5316\u3002\u4f8b\u5982\u4e0a\u56fe\u4e2d\u7684\u7a0b\u5e8f2\uff0c\u5728\u7b97\u529b\u7a0d\u5f31\u7684\u8bbe\u59072\u4e0a\u5c5e\u4e8e\u8ba1\u7b97\u5bc6\u96c6\u578b\u7a0b\u5e8f\uff0c\u800c\u5728\u7b97\u529b\u8f83\u5f3a\u7684\u8bbe\u59071\u4e0a\u5c31\u5c5e\u4e8e\u8bbf\u5b58\u5bc6\u96c6\u578b\u7a0b\u5e8f\u4e86\uff08\u611f\u8c22\u8bc4\u8bba\u533a\u6307\u6b63\uff09\u3002\u5982\u679c\u60f3\u8981\u5145\u5206\u53d1\u6325\u8bbe\u59071\u7684\u6027\u80fd\uff0c\u5e94\u5f53\u9002\u5f53\u52a0\u5927\u7a0b\u5e8f\u7684\u8ba1\u7b97\u5bc6\u5ea6\uff08\u6bd4\u5982\u5230\u7a0b\u5e8f3\u7684\u4f4d\u7f6e\uff09\u3002<\/p>\n<h3>2. \u8ba1\u7b97\u5bc6\u96c6\u578b\u7b97\u5b50\u4e0e\u8bbf\u5b58\u5bc6\u96c6\u578b\u7b97\u5b50<\/h3>\n<p>\u7f51\u7edc\u4e2d\u7684\u7b97\u5b50\u53ef\u4ee5\u6839\u636e\u8ba1\u7b97\u5bc6\u5ea6\u8fdb\u884c\u5206\u7c7b\u3002\u4e00\u822c\u6765\u8bb2\uff0cConv\u3001FC\u3001Deconv \u7b97\u5b50\u5c5e\u4e8e\u8ba1\u7b97\u5bc6\u96c6\u578b\u7b97\u5b50\uff1bReLU\u3001EltWise Add\u3001Concat \u7b49\u5c5e\u4e8e\u8bbf\u5b58\u5bc6\u96c6\u578b\u7b97\u5b50\u3002<\/p>\n<p>\u540c\u4e00\u4e2a\u7b97\u5b50\u4e5f\u4f1a\u56e0\u53c2\u6570\u7684\u4e0d\u540c\u800c\u5bfc\u81f4\u8ba1\u7b97\u5bc6\u5ea6\u53d8\u5316\uff0c\u751a\u81f3\u6539\u53d8\u6027\u8d28\uff0c\u6bd4\u5982\u5728\u5176\u4ed6\u53c2\u6570\u4e0d\u53d8\u7684\u524d\u63d0\u4e0b\uff0c\u589e\u5927 Conv \u7684 group\uff0c\u6216\u8005\u51cf\u5c0f Conv \u7684 input channel \u90fd\u4f1a\u51cf\u5c0f\u8ba1\u7b97\u5bc6\u5ea6\u3002<\/p>\n<p>\u4e3e\u4e2a\u6817\u5b50\uff0c\u5bf9\u4e8e\u4e0d\u540c\u53c2\u6570\u7684\u5377\u79ef\uff0c\u8ba1\u7b97\u5bc6\u5ea6\u5982\u4e0b\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-952\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-146.png\" width=\"708\" height=\"89\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-146.png 708w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-146-300x38.png 300w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/p>\n<p>\u53ef\u4ee5\u770b\u5230\uff0c\u4e0d\u540c\u53c2\u6570\u4e0b\u5377\u79ef\u7b97\u5b50\u7684\u8ba1\u7b97\u5bc6\u5ea6\u6709\u5f88\u5927\u7684\u5dee\u5f02\u3002\u7b2c 4 \u4e2a\u7b97\u5b50 Depthwise Conv \u8ba1\u7b97\u5bc6\u5ea6\u4ec5\u6709 2.346\uff0c\u5728\u5f53\u4e0b\u7684\u5f88\u591a\u8bbe\u5907\u4e0a\u90fd\u5c5e\u4e8e\u8bbf\u5b58\u5bc6\u96c6\u578b\u7b97\u5b50\u3002<\/p>\n<p>\u7b97\u5b50\u7684\u8ba1\u7b97\u5bc6\u5ea6\u8d8a\u5927\uff0c\u7ea6\u6709\u53ef\u80fd\u63d0\u5347\u786c\u4ef6\u7684\u8ba1\u7b97\u6548\u7387\uff0c\u5145\u5206\u53d1\u6325\u786c\u4ef6\u6027\u80fd\u3002\u6211\u4eec\u4ee5\u4e00\u4e2a Intel X86 \u670d\u52a1\u5668\u5e73\u53f0\u4e3a\u4f8b\uff0810980 XE\uff09\u3002\u8be5\u5e73\u53f0 CPU \u9891\u7387\u4e3a 4.5 GHz\uff0c\u6211\u4eec\u4ee5 16 \u6838\u4e3a\u4f8b\uff0c\u5176\u7406\u8bba FP32 \u7b97\u529b\u4e3a 4.608 TFLOPs\/s\uff0c\u5185\u5b58\u5e26\u5bbd\u7406\u8bba\u503c\u4e3a 96 GB\/s\u3002\u5728\u6b64\u5e73\u53f0\u4e0a\u7684 RoofLine \u6a21\u578b\u4e3a\uff1a<\/p>\n<figure data-size=\"normal\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-953\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-146.jpg\" width=\"720\" height=\"424\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-146.jpg 720w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-146-300x177.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><figcaption>Intel 10980 XE 16 \u6838 RoofLine \u6a21\u578b\uff0c\u4ee5\u53ca\u5404\u4e2a\u7b97\u5b50\u7684\u8ba1\u7b97\u5bc6\u5ea6\u4e0e\u6027\u80fd<\/figcaption><\/figure>\n<p>\u8be5\u5e73\u53f0\u201c\u62d0\u70b9\u201d\u7684\u8ba1\u7b97\u5bc6\u5ea6\u4e3a 48\uff0c\u8ba1\u7b97\u8f83\u4e3a\u5bc6\u96c6\u7684 OP1 \u548c OP2 \u5904\u5728\u8ba1\u7b97\u5bc6\u96c6\u533a\uff0c\u80fd\u591f\u8fbe\u5230\u5e73\u53f0\u7684\u7b97\u529b\u5cf0\u503c\uff1b\u800c OP3 \u548c OP4 \u5904\u5728\u8bbf\u5b58\u5bc6\u96c6\u533a\uff0c\u53d7\u5185\u5b58\u5e26\u5bbd\u9650\u5236\u4e0d\u80fd\u5230\u8fbe\u7b97\u529b\u5cf0\u503c\uff0c\u5c24\u5176\u662f OP4\uff0c\u7531\u4e8e\u8ba1\u7b97\u8bbf\u5b58\u6bd4\u8fc7\u4f4e\uff0c\u8ba1\u7b97\u6548\u7387\u4ec5\u6709\u53ef\u601c\u7684 4.9%\uff0c\u8ba1\u7b97\u6548\u7387\u5e76\u4e0d\u9ad8\u3002<\/p>\n<h3>3. \u63a8\u7406\u65f6\u95f4<\/h3>\n<p>\u8fd9\u91cc\u6d89\u53ca\u5230\u4e00\u4e2a gap\uff0c\u5f88\u591a\u90e8\u7f72\u7684\u540c\u5b66\u4eec\u66f4\u559c\u6b22\u8c08\u201c\u8ba1\u7b97\u6548\u7387\u201d\uff0c\u800c\u5b9e\u9645\u4e0a\u7b97\u6cd5\u540c\u5b66\u771f\u6b63\u5173\u5fc3\u7684\u70b9\u662f\u201c\u63a8\u7406\u65f6\u95f4\u201d\uff0c\u5bfc\u81f4\u4e24\u8005\u5728\u5bf9\u63a5\u7684\u65f6\u5019\u7ecf\u5e38\u4f1a\u51fa\u73b0\u4e00\u4e9b misleading\u3002\u56e0\u6b64\u6211\u8fd9\u91cc\u5355\u72ec\u5f00\u4e00\u8282\u6765\u63a2\u8ba8\u4e00\u4e0b\u201c\u63a8\u7406\u65f6\u95f4\u201d\u7684\u8bc4\u4f30\u65b9\u6cd5\u3002<\/p>\n<p>\u5176\u5b9e\u4e5f\u5f88\u7b80\u5355\uff0c\u6309\u7167 RoofLine \u6a21\u578b\uff0c\u6211\u4eec\u5f88\u5bb9\u6613\u5c31\u80fd\u5f97\u5230\u7b97\u5b50\u5b9e\u9645\u7684\u6267\u884c\u65f6\u95f4\uff1a<\/p>\n<p><img decoding=\"async\" class=\"img_loading\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-ratio=\"0.16216216216216217\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/j8cooK2zCqomdwCfrQ3apnFO58gS01BPFo3cZ3DJLE6SZ74XfdP7rmedwP8jtsSPpoh6zblxbagvHDr0kNAeU0uicxYYiau6tQ\/640?wx_fmt=svg\" data-type=\"svg\" data-w=\"555\" \/><\/p>\n<p>\u8fd9\u662f\u4e00\u4e2a\u5206\u6bb5\u51fd\u6570\uff0c\u62c6\u5f00\u6765\u53ef\u5f97\uff1a<\/p>\n<p><img decoding=\"async\" class=\"img_loading\" src=\"data:image\/gif;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVQImWNgYGBgAAAABQABh6FO1AAAAABJRU5ErkJggg==\" alt=\"\u56fe\u7247\" crossorigin=\"anonymous\" data-ratio=\"0.2772020725388601\" data-src=\"https:\/\/mmbiz.qpic.cn\/mmbiz_svg\/j8cooK2zCqomdwCfrQ3apnFO58gS01BPibbH6zVdvD0nv9OicGTmyQt19LWPaa7znIxfgLdo7qNSHu59wtEZS7uv0cuNIRHMZj\/640?wx_fmt=svg\" data-type=\"svg\" data-w=\"386\" \/><\/p>\n<p>\u4e00\u53e5\u8bdd\u603b\u7ed3\uff1a\u5bf9\u4e8e\u8bbf\u5b58\u5bc6\u96c6\u578b\u7b97\u5b50\uff0c\u63a8\u7406\u65f6\u95f4\u8ddf\u8bbf\u5b58\u91cf\u5448\u7ebf\u6027\u5173\u7cfb\uff0c\u800c\u5bf9\u4e8e\u8ba1\u7b97\u5bc6\u96c6\u578b\u7b97\u5b50\uff0c\u63a8\u7406\u65f6\u95f4\u8ddf\u8ba1\u7b97\u91cf\u5448\u7ebf\u6027\u5173\u7cfb\u3002<\/p>\n<p>\u8bb2\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u5c31\u80fd\u521d\u6b65\u56de\u7b54\u672c\u7ae0\u4e00\u5f00\u59cb\u7684\u95ee\u9898\u4e86\uff1a\u6309\u7167 RoofLine \u6a21\u578b\uff0c\u5728\u8ba1\u7b97\u5bc6\u96c6\u533a\uff0c\u8ba1\u7b97\u91cf\u8d8a\u5c0f\uff0c\u786e\u5b9e\u63a8\u7406\u65f6\u95f4\u8d8a\u5c0f\u3002\u4f46\u662f\u5728\u8bbf\u5b58\u5bc6\u96c6\u533a\uff0c\u8ba1\u7b97\u91cf\u4e0e\u63a8\u7406\u65f6\u95f4\u6ca1\u5173\u7cfb\uff0c\u771f\u6b63\u8d77\u4f5c\u7528\u7684\u662f\u8bbf\u5b58\u91cf\uff0c\u8bbf\u5b58\u91cf\u8d8a\u5c0f\uff0c\u63a8\u7406\u7684\u65f6\u95f4\u624d\u8d8a\u5feb\u3002\u5728\u5168\u5c40\u4e0a\uff0c\u8ba1\u7b97\u91cf\u548c\u63a8\u7406\u65f6\u95f4\u5e76\u975e\u5177\u6709\u7ebf\u6027\u5173\u7cfb\u3002<\/p>\n<p>\u4e0a\u4e00\u8282\u4e2d\uff0cOP4 \u867d\u7136\u8ba1\u7b97\u6548\u7387\u5f88\u4f4e\uff0c\u4f46\u7531\u4e8e\u8bbf\u5b58\u91cf\u4e5f\u5f88\u4f4e\uff0c\u56e0\u6b64\u5176\u5b9e\u63a8\u7406\u901f\u5ea6\u8fd8\u662f\u5feb\u4e8e\u5176\u4ed6\u51e0\u4e2a OP \u7684\u3002\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u89c2\u5bdf\u5230\uff0c\u5176\u8ba1\u7b97\u91cf\u867d\u7136\u53ea\u6709 OP1 \u7684 1\/130\uff0c\u4f46\u662f\u63a8\u7406\u65f6\u95f4\u4ec5\u964d\u4f4e\u5230\u4e86 1\/6\uff0c\u4e24\u8005\u5e76\u975e\u662f\u7ebf\u6027\u5173\u7cfb\uff08\u4e5f\u662f\u5f53\u5e74\u6211\u628a\u6a21\u578b\u51cf\u5230 1\/10 \u8ba1\u7b97\u91cf\uff0c\u4f46\u5176\u5b9e\u6ca1\u5feb\u591a\u5c11\u7684\u539f\u56e0\uff09\u3002<\/p>\n<p>\u518d\u4e3e\u4e24\u4e2a\u4f8b\u5b50\u5f3a\u5316\u4e00\u4e0b\uff0c\u9996\u5148\u770b\u8fd9\u4e24\u4e2a\u5377\u79ef\uff0c\u4ed6\u4eec\u7684\u8ba1\u7b97\u91cf\u5dee\u4e0d\u591a\uff0c\u4f46\u662f\u56e0\u4e3a\u90fd\u5728\u8bbf\u5b58\u5bc6\u96c6\u533a\uff0cOP3 \u7684\u8bbf\u5b58\u91cf\u8fdc\u4f4e\u4e8e OP5\uff0c\u5176\u63a8\u7406\u4e5f\u66f4\u5feb\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-954\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-147.png\" width=\"704\" height=\"53\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-147.png 704w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-147-300x23.png 300w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/p>\n<p>\u4e0b\u9762\u8fd9\u4e2a\u6817\u5b50\u66f4\u660e\u663e\uff0cOP5 \u548c OP6 \u7684\u533a\u522b\u4ec5\u4ec5\u662f\u4e00\u4e2a\u662f DepthWise Conv\uff0c\u4e00\u4e2a\u662f\u666e\u901a Conv\uff0c\u5176\u4ed6\u53c2\u6570\u6ca1\u6709\u53d8\u5316\u3002\u6309\u7167\u6211\u4eec\u4e4b\u524d\u7684\u76f4\u89c2\u611f\u53d7\uff0cConv \u6362\u6210 DepthWise Conv \u5e94\u8be5\u4f1a\u66f4\u5feb\uff0c\u4f46\u5b9e\u9645\u4e0a\u4e24\u8005\u7684\u63a8\u7406\u65f6\u95f4\u662f\u5dee\u4e0d\u591a\u7684\uff08\u8fd9\u7ec4\u53c2\u6570\u4e5f\u662f\u5f53\u5e74\u6211\u7528\u8fc7\u7684\u3010\u624b\u52a8\u6342\u8138\uff09\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-955\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-148.png\" width=\"716\" height=\"73\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-148.png 716w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-148-300x31.png 300w\" sizes=\"auto, (max-width: 716px) 100vw, 716px\" \/><\/p>\n<h3>4. \u5c0f\u7ed3<\/h3>\n<p>\u4ece\u4e0a\u9762\u7684\u8ba8\u8bba\u4e2d\u6211\u4eec\u53ef\u4ee5\u770b\u51fa\uff1a\u8ba1\u7b97\u91cf\u5e76\u4e0d\u80fd\u5355\u72ec\u7528\u6765\u8bc4\u4f30\u6a21\u578b\u7684\u63a8\u7406\u65f6\u95f4\uff0c\u8fd8\u5fc5\u987b\u7ed3\u5408\u786c\u4ef6\u7279\u6027\uff08\u7b97\u529b&amp;\u5e26\u5bbd\uff09\uff0c\u4ee5\u53ca\u8bbf\u5b58\u91cf\u6765\u8fdb\u884c\u7efc\u5408\u8bc4\u4f30\u3002\u5e76\u975e\u662f\u8ba1\u7b97\u91cf\u8d8a\u4f4e\u6a21\u578b\u63a8\u7406\u8d8a\u5feb\u3002\u5728\u8bc4\u4ef7\u6a21\u578b\u5927\u5c0f\u65f6\uff0c\u4e5f\u5efa\u8bae\u52a0\u4e0a\u8bbf\u5b58\u91cf\u4f5c\u4e3a\u91cd\u8981\u7684\u8bc4\u4ef7\u6307\u6807\u3002<\/p>\n<p>\u9700\u8981\u5f3a\u8c03\u7684\u4e00\u70b9\u662f\uff0c\u4e0d\u540c\u7684\u786c\u4ef6\u5e73\u53f0\u5cf0\u503c\u7b97\u529b\u548c\u5185\u5b58\u5e26\u5bbd\u4e0d\u540c\uff0c\u5bfc\u81f4\u540c\u4e00\u4e2a\u6a21\u578b\u5728\u5e73\u53f0 1 \u4e0a\u53ef\u80fd\u662f\u8ba1\u7b97\u5bc6\u96c6\u7684\uff0c\u5728\u5e73\u53f0 2 \u4e0a\u53ef\u80fd\u5c31\u53d8\u6210\u4e86\u8bbf\u5b58\u5bc6\u96c6\u7684\u3002\u4f8b\u5982\u4e0a\u6587\u63d0\u5230\u7684 Intel X86 \u5e73\u53f0\uff0c\u201c\u62d0\u70b9\u201d\u503c\u4e3a 48\uff0c\u800c NVIDIA V100\u201c\u62d0\u70b9\u201d\u503c\u4e3a 173.6\uff0c\u4e0a\u6587\u4e3e\u7684\u4f8b\u5b50\u5728 V100 \u5e73\u53f0\u4e0a\u4ec5\u6709 OP2 \u843d\u5728\u4e86\u8ba1\u7b97\u5bc6\u96c6\u533a\uff0c\u5269\u4e0b\u7684\u5168\u90e8\u662f\u8bbf\u5b58\u5bc6\u96c6\u7684\u3002\u56e0\u6b64\uff0c\u540c\u6837\u7684\u6a21\u578b\u5728\u4e0d\u540c\u5e73\u53f0\u4e0a\u6027\u8d28\u53ef\u80fd\u4f1a\u53d1\u751f\u6539\u53d8\uff0c\u9700\u8981\u5177\u4f53\u60c5\u51b5\u5177\u4f53\u5206\u6790\u3002<\/p>\n<p>\u6211\u4eec\u5f88\u96be\u7ed9\u51fa\u4e00\u4e2a\u901a\u7528\u6027\u7684\u7ed3\u8bba\uff0c\u7a76\u5176\u539f\u56e0\u662f RoofLine \u6a21\u578b\u672c\u8eab\u662f\u4e00\u4e2a\u975e\u7ebf\u6027\u6a21\u578b\u3002\u8fd9\u91cc\u5fc5\u987b\u8981\u5f3a\u8c03\u4e00\u70b9\u7684\u662f\uff0c\u9664\u4e86\u5cf0\u503c\u7b97\u529b\u548c\u5185\u5b58\u5e26\u5bbd\u4e4b\u5916\uff0c\u8fd8\u6709\u786c\u4ef6\u9650\u5236\u3001\u7cfb\u7edf\u73af\u5883\u3001\u8f6f\u4ef6\u5b9e\u73b0\u7b49\u8bf8\u591a\u56e0\u7d20\u4f1a\u5f71\u54cd\u7a0b\u5e8f\u7684\u5b9e\u9645\u6027\u80fd\uff0c\u4f7f\u5f97\u5176\u975e\u7ebf\u6027\u7279\u6027\u66f4\u52a0\u4e25\u91cd\u3002\u56e0\u6b64 RoofLine \u6a21\u578b\u4ec5\u4ec5\u53ea\u80fd\u63d0\u4f9b\u4e00\u4e2a\u6027\u80fd\u4e0a\u754c\u7684\u8bc4\u4f30\u65b9\u5f0f\uff0c\u5e76\u4e0d\u4ee3\u8868\u80fd\u591f\u8fbe\u5230\u7684\u5b9e\u9645\u6027\u80fd\u3002\u5b9e\u9645\u6027\u80fd\u6700\u51c6\u786e\u7684\u6d4b\u91cf\u65b9\u5f0f\u53ea\u6709\u771f\u673a\u5b9e\u6d4b\u3002<\/p>\n<p>RoofLine \u6a21\u578b\u66f4\u91cd\u8981\u7684\u662f\u63d0\u4f9b\u4e86\u4e00\u79cd\u5206\u6790\u6027\u80fd\u7684\u601d\u60f3\uff0c\u5373\u8ba1\u7b97\u5bc6\u96c6\u578b\u7a0b\u5e8f\u66f4\u591a\u7684\u53d7\u9650\u4e8e\u786c\u4ef6\u7b97\u529b\uff0c\u800c\u8bbf\u5b58\u5bc6\u96c6\u578b\u7a0b\u5e8f\u66f4\u591a\u7684\u53d7\u9650\u4e8e\u786c\u4ef6\u5185\u5b58\u5e26\u5bbd\u3002\u5728\u7406\u89e3\u8fd9\u4e00\u70b9\u7684\u57fa\u7840\u4e0a\u8bbe\u8ba1\u7f51\u7edc\u7ed3\u6784\uff0c\u5e76\u5206\u6790\u7f51\u7edc\u7684\u6027\u80fd\uff0c\u5c06\u66f4\u6709\u7406\u8bba\u53c2\u8003\u3002\u4e0d\u4f1a\u518d\u5bf9\u201d\u8ba1\u7b97\u91cf\u51cf\u534a\uff0c\u4e3a\u5565\u63a8\u7406\u65f6\u95f4\u6ca1\u53d8\u201c\u8fd9\u79cd\u95ee\u9898\u62b1\u6709\u7591\u95ee\u4e86\uff08\u8bf4\u7684\u5c31\u662f\u6211\u3010\u6d41\u6cea\uff09<\/p>\n<p>\u4e0b\u6587\u5c06\u5bf9 RoofLine \u6a21\u578b\u7684\u4e00\u4e9b\u9650\u5236\u8fdb\u884c\u8ba8\u8bba\uff0c\u5206\u6790\u54ea\u4e9b\u56e0\u7d20\u5c06\u4ee5\u4f55\u79cd\u65b9\u5f0f\u5f71\u54cd\u7a0b\u5e8f\uff0c\u4f7f\u5f97\u5176\u5230\u8fbe\u4e0d\u4e86 RoofLine \u6a21\u578b\u4f30\u8ba1\u7684\u6027\u80fd\u4e0a\u754c\u3002<\/p>\n<p>\u4e09\u3001\u5f71\u54cd\u6a21\u578b\u63a8\u7406\u6027\u80fd\u7684\u5176\u4ed6\u56e0\u7d20<\/p>\n<p>RoofLine \u6a21\u578b\u53ef\u4ee5\u7528\u6765\u8bc4\u4f30\u7a0b\u5e8f\u7684\u6027\u80fd\u4e0a\u754c\uff0c\u4f46\u662f\u5b9e\u9645\u80fd\u8fbe\u5230\u7684\u6027\u80fd\u8fd8\u4f1a\u53d7\u5230\u786c\u4ef6\u9650\u5236\u3001\u7cfb\u7edf\u73af\u5883\u3001\u8f6f\u4ef6\u5b9e\u73b0\u7b49\u8bf8\u591a\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u8ddd\u79bb\u6027\u80fd\u4e0a\u754c\u6709\u4e00\u5b9a\u8ddd\u79bb\u3002\u672c\u7ae0\u5c06\u5bf9\u8fd9\u4e9b\u5f71\u54cd\u56e0\u7d20\u8fdb\u884c\u5206\u6790\u3002<\/p>\n<h3>1. \u786c\u4ef6\u9650\u5236\u5bf9\u6027\u80fd\u4e0a\u754c\u7684\u5f71\u54cd<\/h3>\n<p>\u524d\u9762 RoofLine \u6a21\u578b\u4f7f\u7528\u7684\u5cf0\u503c\u7b97\u529b\u53ca\u5185\u5b58\u5e26\u5bbd\uff0c\u662f\u6839\u636e\u7eb8\u9762\u6570\u636e\u8ba1\u7b97\u5f97\u5230\u7684\uff0c\u662f\u7406\u8bba\u4e0a\u7684\u6700\u5927\u503c\u3002\u4f46\u5728\u5b9e\u9645\u60c5\u51b5\u4e0b\uff0c\u786c\u4ef6\u4f1a\u56e0\u4e3a\u79cd\u79cd\u539f\u56e0\uff0c\u65e0\u6cd5\u8fbe\u5230\u8fd9\u4e2a\u7406\u8bba\u503c\u3002\u56e0\u6b64\u5efa\u8bae\u5927\u5bb6\u5bf9\u786c\u4ef6\u8fdb\u884cmicro-benchmark\uff0c\u4ee5\u83b7\u53d6\u786c\u4ef6\u7684\u771f\u5b9e\u6027\u80fd\u4e0a\u9650\u3002<\/p>\n<p>\u4ee5\u4e0a\u6587\u7684 Intel X86 CPU \u4e3a\u4f8b\uff0c\u6211\u4eec\u4e4b\u524d\u8ba1\u7b97\u7684 avx512 \u7406\u8bba\u7b97\u529b\u4e3a 4.608 TFLOPs\/s\uff0c\u4f46\u8fd9\u4e2a\u6570\u503c\u7684\u524d\u63d0\u662f\u9891\u7387\u80fd\u7ef4\u6301\u5728 4.5 GHz\u3002\u7136\u800c\u5b9e\u9645\u4e0a\u5728\u4f7f\u7528 16 \u6838\u8dd1 avx512 \u6307\u4ee4\u65f6\uff0cCPU \u9891\u7387\u4f1a\u4e0b\u964d\u5230\u7ea6 2.9 GHz\uff0c\u6b64\u65f6\u7406\u8bba\u7b97\u529b\u4ec5\u5269\u4e0b 2.96 TFLOPs\/s\uff0c\u800c\u5b9e\u6d4b\u503c\u4ec5\u6709 2.86 TFLOPs\/s\u3002<\/p>\n<p>\u9664\u4e86\u9891\u7387\u4e4b\u5916\uff0c\u6709\u4e9b\u82af\u7247\u53ef\u80fd\u4f1a\u56e0\u4e3a\u4e00\u4e9b\u8bbe\u8ba1\u4e0a\u6216\u5b9e\u73b0\u4e0a\u7684\u539f\u56e0\uff0c\u5bfc\u81f4\u5728\u5b9e\u9645\u4f7f\u7528\u65f6\u8fbe\u4e0d\u5230\u7406\u8bba\u5cf0\u503c\u3002\u6bd4\u5982\u4e00\u4e9b\u4f4e\u7aef\u82af\u7247\u4e0d\u652f\u6301\u591a\u53d1\u5c04\u3001\u4e0d\u652f\u6301\u4e71\u5e8f\u6267\u884c\u3001\u91c7\u7528\u4e86\u963b\u585e\u5f0f Cache \u7b49\u7b49\uff0c\u4e00\u4e9b\u82af\u7247\u751a\u81f3\u4f1a\u6709\u4e00\u4e9b\u6027\u80fd bug\uff0c\u5bfc\u81f4\u5728\u5b9e\u9645\u4f7f\u7528\u65f6\u51e0\u4e4e\u5230\u8fbe\u4e0d\u4e86\u7406\u8bba\u5cf0\u503c\uff08\u8fd9\u91cc\u6211\u4e2a\u4eba\u503e\u5411\u4e8e\u628a\u8fd9\u4e9b\u539f\u56e0\u5f52\u7ed3\u4e3a\u786c\u4ef6\u9650\u5236\u5e26\u6765\u7684\u635f\u5931\uff09\u3002<\/p>\n<p>\u5185\u5b58\u540c\u7406\uff0c\u8be5\u5e73\u53f0\u7406\u8bba\u5e26\u5bbd\u4e3a 96GB\/s\uff0c\u4f46\u5b9e\u6d4b\u4e0b\u6765\u6700\u9ad8\u8bfb\u5e26\u5bbd\u4ec5\u6709 74 GB\/s\uff0c\u4ec5\u80fd\u5230\u8fbe\u7406\u8bba\u5e26\u5bbd\u7684 77%\u3002<\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u5f97\u5230\u4fee\u6b63\u540e\u7684 RoofLine \u6a21\u578b\uff0c\u56fe\u4e2d\u84dd\u8272\u586b\u5145\u90e8\u5206\u53cd\u6620\u4e86\u56e0\u5b9e\u9645\u7b97\u529b\u548c\u5185\u5b58\u5e26\u5bbd\u8fbe\u5230\u4e0d\u4e86\u7406\u8bba\u503c\u800c\u9020\u6210\u7684\u635f\u5931\uff1a<\/p>\n<figure data-size=\"normal\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-956\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-147.jpg\" width=\"720\" height=\"376\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-147.jpg 720w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-147-300x157.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><figcaption>\u4fee\u6b63\u4e86\u5b9e\u6d4b\u5cf0\u503c\u7b97\u529b\u548c\u5185\u5b58\u5e26\u5bbd\u540e\u7684 RoofLine \u6a21\u578b\uff0c\u84dd\u8272\u586b\u5145\u90e8\u5206\u4e3a\u786c\u4ef6\u9650\u5236\u5e26\u6765\u7684\u635f\u5931<\/figcaption><\/figure>\n<p>\u4fee\u6b63\u540e\u7684\u6a21\u578b\u201c\u62d0\u70b9\u201d\u53d1\u751f\u4e86\u53d8\u5316\uff0c\u56e0\u6b64\u7b97\u5b50\u7684\u6027\u8d28\u4e5f\u4f1a\u53d1\u751f\u53d8\u5316\u3002\u5efa\u8bae\u62ff\u5230\u786c\u4ef6\u540e\u5bf9\u786c\u4ef6\u8fdb\u884c micro-benchmark\uff0c\u8fd9\u91cc\u63a8\u8350\u4e24\u4e2a\u6d4b\u8bd5\u5de5\u5177\uff1a<\/p>\n<p>\u4e00\u4e2a\u662f\u9ad8\u53d4\u53d4\u5199\u7684\u6d6e\u70b9\u5cf0\u503c\u6d4b\u8bd5\u65b9\u6cd5\u7684\u6587\u7ae0\uff0c\u6700\u540e\u6709 github \u94fe\u63a5\uff0c\u5927\u5bb6\u53ef\u4ee5 clone \u4e0b\u6765\u6d4b\u8bd5\u786c\u4ef6\u5cf0\u503c\uff1a<\/p>\n<p>\u6d6e\u70b9\u5cf0\u503c\u90a3\u4e9b\u4e8b\u513f268 \u8d5e\u540c \u00b7 29 \u8bc4\u8bba\u6587\u7ae0<\/p>\n<p>\u8fd8\u6709\u4e00\u4e2a\u662f stream \u6d4b\u8bd5\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4e8e\u6d4b\u8bd5\u5185\u5b58\u5e26\u5bbd\uff1a<\/p>\n<p>https:\/\/www.cs.virginia.edu\/stream\/www.cs.virginia.edu\/stream\/<\/p>\n<h3>2. \u7cfb\u7edf\u73af\u5883\u5bf9\u6027\u80fd\u7684\u5f71\u54cd<\/h3>\n<p>\u9664\u975e\u7a0b\u5e8f\u8fd0\u884c\u5728\u88f8\u673a\u4e2d\uff0c\u5426\u5219\u64cd\u4f5c\u7cfb\u7edf\u4e00\u5b9a\u4f1a\u5bf9\u6027\u80fd\u4e0a\u754c\u4ea7\u751f\u4e00\u5b9a\u5f71\u54cd\uff0c\u6bd4\u5982\u64cd\u4f5c\u7cfb\u7edf\u5728\u591a\u6838\u95f4\u7684\u8c03\u5ea6\u635f\u5931\u3001\u64cd\u4f5c\u7cfb\u7edf\u7684\u5185\u5b58\u7ba1\u7406\u5e26\u6765\u7684\u635f\u5931\u3001\u64cd\u4f5c\u7cfb\u7edf\u672c\u8eab\u5360\u7528\u7684\u8fd0\u7b97\u8d44\u6e90\u7b49\u7b49\u3002<\/p>\n<p>\u5bf9\u4e8e\u4e00\u822c\u7684\u6df1\u5ea6\u5b66\u4e60\u63a8\u7406\u4efb\u52a1\u800c\u8a00\uff0c\u73b0\u4ee3\u64cd\u4f5c\u7cfb\u7edf\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u5e76\u4e0d\u662f\u7279\u522b\u660e\u663e\u3002\u4f46\u662f\u5728\u4e00\u4e9b\u7279\u6b8a\u60c5\u51b5\u4e0b\uff0c\u4e5f\u4f1a\u5e26\u6765\u4e25\u91cd\u7684\u6027\u80fd\u635f\u5931\u3002\u6211\u8fd9\u91cc\u5c06\u4f1a\u4e3e\u4e24\u4e2a\u4f8b\u5b50\uff1a<\/p>\n<p>\u4e00\u4e2a\u662f Android \u7cfb\u7edf\u5728\u5927\u5c0f\u6838\u4e0a\u7684\u8c03\u5ea6\uff0c\u4e00\u65e6\u7a0b\u5e8f\u5728 CPU \u4e0a\u7684\u5360\u7528\u7387\u4e0d\u8db3\uff08\u6bd4\u5982\u662f\u5468\u671f\u5de5\u4f5c\u7684\u4efb\u52a1\uff09\uff0c\u5219\u6709\u53ef\u80fd\u88ab Android \u8c03\u5ea6\u5230\u5c0f\u6838\u4e0a\uff0c\u5e26\u6765\u6027\u80fd\u635f\u5931\u3002<\/p>\n<p>\u53e6\u4e00\u4e2a\u4f8b\u5b50\u662f\u5185\u5b58\u7f3a\u9875\u3002\u5728 Linux \u7cfb\u7edf\u4e0a\uff0c\u5f53\u5411\u7cfb\u7edf\u7533\u8bf7\u5185\u5b58\u9875\u540e\uff0c\u7cfb\u7edf\u53ea\u662f\u8fd4\u56de\u4e86\u865a\u62df\u9875\uff0c\u7b49\u5230\u7a0b\u5e8f\u5b9e\u9645\u4f7f\u7528\u865a\u62df\u9875\u65f6\uff0c\u624d\u4f1a\u901a\u8fc7\u89e6\u53d1\u7f3a\u9875\u5f02\u5e38\u7684\u65b9\u5f0f\uff0c\u8fdb\u5165\u64cd\u4f5c\u7cfb\u7edf\u5185\u6838\u5206\u914d\u7269\u7406\u9875\uff0c\u8fd9\u4e00\u8fc7\u7a0b\u4f1a\u4e25\u91cd\u964d\u4f4e\u6027\u80fd\u3002<\/p>\n<p>\u597d\u5728\u8fd9\u4e9b\u95ee\u9898\u53ef\u4ee5\u901a\u8fc7\u8f6f\u4ef6\u8fdb\u884c\u4e00\u90e8\u5206\u5f25\u8865\uff0c\u4f8b\u5982\u8c03\u5ea6\u95ee\u9898\u53ef\u4ee5\u4f7f\u7528\u7ed1\u6838\u6765\u89e3\u51b3\uff0c\u7f3a\u9875\u95ee\u9898\u53ef\u4ee5\u901a\u8fc7\u7ed1\u5b9a\u7269\u7406\u9875\uff08\u9700\u8981\u5185\u6838\u6001\uff09\u6216\u5185\u5b58\u6c60\u6765\u89e3\u51b3\u3002\u56e0\u6b64\u64cd\u4f5c\u7cfb\u7edf\u5e26\u6765\u7684\u5f71\u54cd\u662f\u53ef\u63a7\u7684\u3002<\/p>\n<p>\u9664\u4e86\u64cd\u4f5c\u7cfb\u7edf\u5e26\u6765\u7684\u5f71\u54cd\uff0c\u7cfb\u7edf\u4e2d\u8fd0\u884c\u7684\u5176\u4ed6\u8fdb\u7a0b\u4e5f\u4f1a\u5bf9\u5f53\u524d\u8fdb\u7a0b\u9020\u6210\u5f71\u54cd\u3002\u6bd4\u5982\u4e00\u4e2a\u7cfb\u7edf\u4e2d\u8fd0\u884c\u4e86\u591a\u4e2a\u6df1\u5ea6\u5b66\u4e60\u5b9e\u4f8b\uff0c\u6216\u8005\u7cfb\u7edf\u540e\u53f0\u4e00\u4e9b APP \u81ea\u542f\u52a8\u4e86\u7b49\u7b49\u3002\u8fd9\u4e9b\u8fdb\u7a0b\u90fd\u4f1a\u5360\u7528\u6838\u5fc3\u7b97\u529b\u548c\u5185\u5b58\u5e26\u5bbd\uff0c\u9020\u6210\u5f53\u524d\u8fdb\u7a0b\u6027\u80fd\u635f\u5931\u3002<\/p>\n<p>\u8fd9\u5f80\u5f80\u4f1a\u5bfc\u81f4\u5728\u5de5\u7a0b\u6d4b\u8bd5\u73af\u5883\u4e0b\u6027\u80fd\u8fbe\u6807\u7684\u6a21\u578b\uff0c\u5728\u5b9e\u9645\u90e8\u7f72\u65f6\u6027\u80fd\u4e0b\u964d\u3002\u56e0\u6b64\uff0c\u5fc5\u987b\u5173\u6ce8\u5de5\u7a0b\u6d4b\u8bd5\u73af\u5883\u548c\u5b9e\u9645\u90e8\u7f72\u7cfb\u7edf\u73af\u5883\u7684\u5dee\u5f02\u3002\u5982\u6709\u6761\u4ef6\uff0c\u6700\u597d\u5728\u5b9e\u9645\u90e8\u7f72\u73af\u5883\u4e0b\u8fdb\u884c\u6d4b\u8bd5\u3002<\/p>\n<h3>3. \u8f6f\u4ef6\u5b9e\u73b0\u5bf9\u6027\u80fd\u7684\u5f71\u54cd<\/h3>\n<p>\u9664\u4e86\u786c\u4ef6\u9650\u5236\u548c\u7cfb\u7edf\u73af\u5883\u5916\uff0c\u4e00\u4e2a\u4efb\u52a1\u7684\u8f6f\u4ef6\u5b9e\u73b0\u597d\u574f\u5bf9\u6027\u80fd\u6709\u7740\u91cd\u5927\u7684\u5f71\u54cd\u3002<\/p>\n<p>\u4f8b\u5982\u5bf9\u4e8e\u540c\u6837\u7684\u77e9\u9635\u64cd\u4f5c\u4efb\u52a1\uff0c\u4f7f\u7528 python \u5199\u7684\u591a\u91cd for \u5faa\u73af\uff0c\u548c\u7528 numpy \u9ad8\u5ea6\u4f18\u5316\u8fc7\u7684\u77e9\u9635\u64cd\u4f5c\u51fd\u6570\uff0c\u6027\u80fd\u53ef\u4ee5\u5dee\u51fa 1~2 \u4e2a\u6570\u91cf\u7ea7\u3002<\/p>\n<p>\u5bf9\u4e8e\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b\u63a8\u7406\u800c\u8a00\uff0c\u63a8\u7406\u6846\u67b6\u5bf9\u6a21\u578b\u6027\u80fd\u7684\u5f71\u54cd\u4e3b\u8981\u4f53\u73b0\u5728\uff1a\u662f\u5426\u5145\u5206\u5229\u7528\u4e86\u786c\u4ef6\u7684\u6d41\u6c34\u7ebf\u8d44\u6e90\u3001\u662f\u5426\u9ad8\u6548\u5229\u7528\u4e86\u786c\u4ef6\u4e2d\u7684\u7f13\u5b58\u3001\u662f\u5426\u91c7\u7528\u4e86\u65f6\u95f4\u590d\u6742\u5ea6\u66f4\u4f4e\u7684\u7b97\u6cd5\u3001\u662f\u5426\u89e3\u51b3\u4e86\u64cd\u4f5c\u7cfb\u7edf\u5e26\u6765\u7684\u6027\u80fd\u635f\u5931\uff08\u5982\u4e0a\u6587\u7684\u8c03\u5ea6\u95ee\u9898\u548c\u5185\u5b58\u7f3a\u9875\u95ee\u9898\uff09\u3001\u662f\u5426\u8fdb\u884c\u4e86\u6b63\u786e\u9ad8\u6548\u7684\u56fe\u4f18\u5316\u7b49\u7b49\u3002<\/p>\n<p>\u7531\u4e8e\u5f71\u54cd\u56e0\u7d20\u5f88\u591a\uff0c\u56e0\u6b64\u8f6f\u4ef6\u5bf9\u6027\u80fd\u7684\u5f71\u54cd\u5f80\u5f80\u5448\u73b0\u51fa\u5f88\u5f3a\u7684\u975e\u7ebf\u6027\uff0c\u5bfc\u81f4\u5728\u8bc4\u4f30\u6027\u80fd\u65f6\u5f88\u96be\u7ed9\u51fa\u4e00\u4e9b\u666e\u9002\u6027\u7684\u7ed3\u8bba\uff0c\u5f88\u591a\u65f6\u5019\u53ea\u80fd\u5177\u4f53\u60c5\u51b5\u5177\u4f53\u5206\u6790\u3002\uff08\u6709\u7684\u65f6\u5019\u751a\u81f3\u6709\u70b9\u7384\u5b66\u3010\u6342\u8138\uff09<\/p>\n<p>\u4f8b\u5982\u540c\u6837\u8ba1\u7b97\u91cf\u7684\u5411\u91cf\u56db\u5219\u8fd0\u7b97\u548c\u8d85\u8d8a\u51fd\u6570\uff0c\u540e\u8005\u5f80\u5f80\u4f1a\u6162\u4e8e\u524d\u8005\u7684\u539f\u56e0\u662f\u5f88\u591a\u786c\u4ef6\u4e0d\u652f\u6301\u8d85\u8d8a\u51fd\u6570\u7684 SIMD \u6307\u4ee4\uff1b\u518d\u6bd4\u5982\u7a7a\u6d1e\u5377\u79ef\uff08dilated Conv\uff09\u6027\u80fd\u4f1a\u5f31\u4e8e\u666e\u901a\u5377\u79ef\u7684\u539f\u56e0\u662f\u524d\u8005\u5bf9\u8bbf\u5b58\u7684\u5229\u7528\u4e0d\u5982\u540e\u8005\u9ad8\u6548\u7b49\u7b49\u3002<\/p>\n<p>\u5728\u8f6f\u4ef6\u5b9e\u73b0\u7684\u5f71\u54cd\u4e0b\uff0cRoofLine \u6a21\u578b\u7684\u4e0a\u754c\u518d\u6b21\u4e0b\u964d\uff0c\u8fbe\u5230\u56fe\u4e2d\u7684\u7ea2\u7ebf\uff08\u771f\u5b9e\u7684\u975e\u7ebf\u6027\u53ef\u80fd\u4f1a\u6bd4\u6211\u968f\u624b\u753b\u7684\u8981\u590d\u6742\u7684\u591a\uff09\uff1a<\/p>\n<figure data-size=\"normal\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-957\" src=\"https:\/\/aif.amtbbs.org\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-148.jpg\" width=\"720\" height=\"339\" alt=\"\u56fe\u7247\" srcset=\"https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-148.jpg 720w, https:\/\/aiforumimage.oss-cn-shanghai.aliyuncs.com\/wp-content\/uploads\/2021\/09\/4ffce04d92a4d6cb21c1494cdfcd6dc1-148-300x141.jpg 300w\" sizes=\"auto, (max-width: 720px) 100vw, 720px\" \/><figcaption>RoofLine \u6a21\u578b\u5404\u79cd\u6027\u80fd\u635f\u5931\u793a\u610f\u56fe\uff0c\u56fe\u4e2d\u66f2\u7ebf\u4e0d\u4ee3\u8868\u771f\u5b9e\u6bd4\u4f8b<\/figcaption><\/figure>\n<p>\u56e0\u6b64\uff0c\u5728\u8bc4\u4f30\u6216\u5206\u6790\u6df1\u5ea6\u5b66\u4e60\u63a8\u7406\u6027\u80fd\u65f6\uff0c\u7b80\u5355\u7684\u8ba1\u7b97\u91cf\/\u8bbf\u5b58\u91cf\u6307\u6807\u662f\u5b8c\u5168\u4e0d\u591f\u7684\uff0c\u53ea\u80fd\u505a\u4e2a\u6027\u80fd\u4e0a\u754c\u53c2\u8003\u3002\u5b9e\u9645\u80fd\u8fbe\u5230\u7684\u6027\u80fd\u5176\u5b9e\u8fd8\u8981\u5173\u6ce8\u5f88\u591a\u5f88\u591a\u56e0\u7d20\uff0c\u4f8b\u5982\u7b97\u5b50\u7684\u8bbf\u5b58\u6a21\u5f0f\u3001\u6570\u636e\u6392\u5e03\u3001\u662f\u5426\u80fd\u591f\u8fdb\u884c\u56fe\u878d\u5408\u3001\u662f\u5426\u6709\u7cbe\u5ea6\u53ef\u63a5\u53d7\u7684\u4f4e\u65f6\u95f4\u590d\u6742\u5ea6\u7b97\u6cd5\u3001\u7b97\u6cd5\u5e76\u884c\u5ea6\u662f\u5426\u5145\u8db3\u3001\u5404\u79cd\u8fd0\u7b97\u7684\u6bd4\u4f8b\u7b49\u7b49\u56e0\u7d20\u3002<\/p>\n<p>\u8fd9\u4e9b\u56e0\u7d20\u5bf9\u4e8e\u7b97\u6cd5\u540c\u5b66\u800c\u8a00\u53ef\u80fd\u8fc7\u4e8e\u590d\u6742\uff0c\u5e76\u4e0d\u9700\u8981\u638c\u63e1\u3002\u4f46\u5982\u679c\u6240\u5728\u7684\u516c\u53f8\/\u90e8\u95e8\u6709\u4ea4\u6d41\u7684\u673a\u4f1a\u7684\u8bdd\uff0c\u53ef\u4ee5\u8ddf\u90e8\u7f72\/\u4f18\u5316\u7684\u540c\u5b66\u9488\u5bf9\u6a21\u578b\u7ed3\u6784\u548c\u7b97\u5b50\u8fdb\u884c\u63a2\u8ba8\uff0c\u4ee5\u83b7\u53d6\u6027\u80fd\u4f18\u5316\u7684\u5efa\u8bae\u3002<\/p>\n<p>\u8fd9\u91cc\u53ef\u4ee5\u4e00\u4e9b\u4e00\u822c\u6027\u7684\u7ed3\u8bba\uff0c\u4ec5\u4f9b\u53c2\u8003\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u5bf9\u4e8e\u4e00\u4e9b\u8bbf\u5b58\u975e\u5e38\u5bc6\u96c6\u4e14\u8bbf\u5b58 pattern \u8fde\u7eed\u7684\u7b97\u5b50\uff0c\u5982 Concat\u3001Eltwise Sum\u3001ReLU\u3001LeakyReLU\u3001ReflectionPad \u7b49\uff0c\u5728 Tensor \u6570\u636e\u91cf\u5f88\u5927\u7684\u60c5\u51b5\u4e0b\uff0c\u8f6f\u4ef6\u5b9e\u73b0\u7684\u635f\u5931\u4f1a\u975e\u5e38\u5c0f\uff0c\u6b63\u5e38\u60c5\u51b5\u4e0b\u57fa\u672c\u90fd\u80fd\u8fbe\u5230\u5185\u5b58\u5e26\u5bbd\u5b9e\u6d4b\u4e0a\u9650\uff1b\u5982\u679c\u6846\u67b6\u91c7\u7528\u4e86\u878d\u5408\u7b56\u7565\u7684\u8bdd\uff0c\u57fa\u672c\u53ef\u4ee5\u8fbe\u5230 0 \u5f00\u9500\u3002<\/li>\n<li>\u5bf9\u4e8e Conv\/FC\/Deconv \u7b49\u7b97\u5b50\uff0c\u5728\u8ba1\u7b97\u5bc6\u5ea6\u5f88\u9ad8\u7684\u60c5\u51b5\u4e0b\uff0c\u5927\u591a\u6570\u6846\u67b6\u662f\u80fd\u591f\u5f88\u63a5\u8fd1\u7b97\u529b\u5cf0\u503c\u7684\u3002\u4f46\u5bf9\u4e8e\u8ba1\u7b97\u5bc6\u5ea6\u4e0d\u662f\u7279\u522b\u9ad8\u7684 case\uff0c\u4e0d\u540c\u6846\u67b6\u7684\u8868\u73b0\u4e0d\u4e00\uff0c\u9700\u8981\u5b9e\u6d4b\u624d\u80fd\u786e\u5b9a\u3002\u4e0d\u8fc7\u4ece\u5927\u8d8b\u52bf\u800c\u8a00\uff0c\u90fd\u662f\u8ba1\u7b97\u5bc6\u5ea6\u8d8a\u9ad8\uff0c\u786c\u4ef6\u7684\u5229\u7528\u7387\u8d8a\u9ad8\u7684\u3002<\/li>\n<li>\u5c3d\u91cf\u4f7f\u7528\u5e38\u7528\u7684\u7b97\u5b50\u53c2\u6570\uff0c\u4f8b\u5982 Conv \u5c3d\u91cf\u4f7f\u7528 3x3_s1\/s2\uff0c1&#215;1<em>_<\/em>s1\/s2 \u7b49\uff0c\u8fd9\u4e9b\u5e38\u7528\u53c2\u6570\u5f80\u5f80\u4f1a\u88ab\u7279\u6b8a\u4f18\u5316\uff0c\u6027\u80fd\u66f4\u597d\u3002<\/li>\n<\/ul>\n<h3>4. \u5c0f\u7ed3<\/h3>\n<p>RoofLine \u6a21\u578b\u4ec5\u80fd\u7528\u4e8e\u4f30\u8ba1\u6a21\u578b\u6240\u80fd\u8fbe\u5230\u7684\u6027\u80fd\u4e0a\u754c\uff0c\u800c\u5b9e\u9645\u90e8\u7f72\u65f6\uff0c\u8fd8\u4f1a\u53d7\u786c\u4ef6\u9650\u5236\u3001\u7cfb\u7edf\u73af\u5883\u3001\u8f6f\u4ef6\u5b9e\u73b0\u7b49\u56e0\u7d20\u7684\u5f71\u54cd\uff0c\u5bfc\u81f4\u65e0\u6cd5\u8fbe\u5230 RoofLine \u6a21\u578b\u6240\u5b9a\u4e49\u7684\u6027\u80fd\u4e0a\u754c\u3002<\/p>\n<p>\u6b64\u5916\uff0c\u7531\u4e8e\u8fd9\u4e9b\u56e0\u7d20\u5f80\u5f80\u4f1a\u5bfc\u81f4\u6027\u80fd\u66f2\u7ebf\u6709\u8f83\u5f3a\u7684\u975e\u7ebf\u6027\uff0c\u7406\u8bba\u5206\u6790\u548c\u5b9e\u6d4b\u4f1a\u6709\u4e00\u5b9a\u5dee\u8ddd\uff0c\u6709\u65f6\u8fd9\u4e9b\u56e0\u7d20\u4f1a\u4e25\u91cd\u5f71\u54cd\u6027\u80fd\u66f2\u7ebf\uff0c\u751a\u81f3\u4f1a\u5bfc\u81f4\u7b97\u5b50\u7684\u6027\u8d28\u53d1\u751f\u53d8\u5316\u3002\u56e0\u6b64\u672c\u8282\u8ba8\u8bba\u7684\u5185\u5bb9\u53ea\u662f\u63d0\u4f9b\u4e00\u4e9b\u5206\u6790\u7684\u601d\u8def\u4e0e\u6280\u5de7\uff0c\u5b9e\u6d4b\u59cb\u7ec8\u662f\u6700\u51c6\u786e\u7684\u6027\u80fd\u8bc4\u4f30\u65b9\u5f0f\u3002<\/p>\n<h2>\u56db\u3001\u9762\u5411\u63a8\u7406\u901f\u5ea6\u7684\u6a21\u578b\u8bbe\u8ba1\u5efa\u8bae<\/h2>\n<p>\u524d\u9762\u8ba8\u8bba\u4e86\u4e00\u5927\u5806\uff0c\u5176\u5b9e\u6700\u5b9e\u7528\u7684\u8fd8\u662f\u201c\u600e\u4e48\u8bbe\u8ba1\u6a21\u578b\u80fd\u591f\u8fbe\u5230\u66f4\u5feb\u7684\u63a8\u7406\u901f\u5ea6\u201d\u3002<\/p>\n<p>\u5728\u7ed9\u51fa\u6211\u7684\u4e2a\u4eba\u5efa\u8bae\u4e4b\u524d\uff0c\u9996\u5148\u8981\u5148\u58f0\u660e\u7684\u662f\uff1a\u7531\u4e8e\u4e0d\u540c\u786c\u4ef6\u3001\u4e0d\u540c\u73af\u5883\u3001\u4e0d\u540c\u6846\u67b6\u7684\u5dee\u5f02\u4f1a\u5f88\u5927\uff0c\u8fd9\u4e9b\u5efa\u8bae\u53ef\u80fd\u5e76\u4e0d\u662f\u5728\u6240\u6709\u6761\u4ef6\u4e0b\u90fd\u9002\u7528\u3002\u5728\u8bbe\u8ba1\u7b97\u6cd5\u6216\u6027\u80fd\u6d4b\u8bd5\u9047\u5230\u7591\u95ee\u65f6\uff0c\u5efa\u8bae\u54a8\u8be2\u90e8\u7f72\/\u4f18\u5316\u7684\u540c\u5b66\u3002<\/p>\n<p>\u597d\u4e86\uff0c\u5e9f\u8bdd\u4e0d\u591a\u8bf4\uff08\u5176\u5b9e\u5df2\u7ecf\u8bf4\u4e86\u5f88\u591a\u4e86\uff09\uff0c\u7ed9\u51fa\u6211\u7684\u4e00\u4e9b\u4e2a\u4eba\u5efa\u8bae\uff1a<\/p>\n<p>\u65b9\u6cd5\u8bba\u5efa\u8bae\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u4e86\u89e3\u76ee\u6807\u786c\u4ef6\u7684\u5cf0\u503c\u7b97\u529b\u548c\u5185\u5b58\u5e26\u5bbd\uff0c\u6700\u597d\u662f\u5b9e\u6d4b\u503c\uff0c\u7528\u4e8e\u6307\u5bfc\u7f51\u7edc\u8bbe\u8ba1\u548c\u7b97\u5b50\u53c2\u6570\u9009\u62e9\u3002<\/li>\n<li>\u660e\u786e\u6d4b\u8bd5\u73af\u5883\u548c\u5b9e\u9645\u90e8\u7f72\u73af\u5883\u7684\u5dee\u5f02\uff0c\u6700\u597d\u80fd\u591f\u5728\u5b9e\u9645\u90e8\u7f72\u73af\u5883\u4e0b\u6d4b\u8bd5\u6027\u80fd\uff0c\u6216\u8005\u5728\u6d4b\u8bd5\u73af\u5883\u4e0b\u6a21\u62df\u5b9e\u9645\u90e8\u7f72\u73af\u5883\u3002<\/li>\n<li>\u9488\u5bf9\u4e0d\u540c\u7684\u786c\u4ef6\u5e73\u53f0\uff0c\u53ef\u4ee5\u8bbe\u8ba1\u4e0d\u540c\u8ba1\u7b97\u5bc6\u5ea6\u7684\u7f51\u7edc\uff0c\u4ee5\u5728\u5404\u4e2a\u5e73\u53f0\u4e0a\u5145\u5206\u53d1\u6325\u786c\u4ef6\u8ba1\u7b97\u80fd\u529b\uff08\u867d\u7136\u5de5\u4f5c\u91cf\u53ef\u80fd\u4f1a\u7ffb\u597d\u51e0\u500d\u3010\u6342\u8138\uff09\u3002<\/li>\n<li>\u9664\u4e86\u4f7f\u7528\u8ba1\u7b97\u91cf\u6765\u8868\u793a\/\u5bf9\u6bd4\u6a21\u578b\u5927\u5c0f\u5916\uff0c\u5efa\u8bae\u5f15\u5165\u8bbf\u5b58\u91cf\u3001\u7279\u5b9a\u5e73\u53f0\u6267\u884c\u65f6\u95f4\uff0c\u6765\u7efc\u5408\u53cd\u6620\u6a21\u578b\u5927\u5c0f\u3002<\/li>\n<li>\u5b9e\u6d4b\u662f\u6700\u51c6\u786e\u7684\u6027\u80fd\u8bc4\u4f30\u65b9\u5f0f\uff0c\u5982\u679c\u6709\u6761\u4ef6\u5feb\u901f\u5b9e\u6d4b\u7684\u8bdd\uff0c\u5efa\u8bae\u4ee5\u5b9e\u6d4b\u4e0e\u7406\u8bba\u5206\u6790\u76f8\u7ed3\u5408\u7684\u65b9\u5f0f\u8bbe\u8ba1\u5e76\u8fed\u4ee3\u7f51\u7edc\u3002<\/li>\n<li>\u9047\u5230\u6027\u80fd\u95ee\u9898\u65f6\uff0c\u53ef\u4ee5\u9010\u5c42 profiling\uff0c\u5e76\u4e0e\u90e8\u7f72\/\u4f18\u5316\u540c\u5b66\u4fdd\u6301\u7d27\u5bc6\u6c9f\u901a\uff0c\u5177\u4f53\u95ee\u9898\u5177\u4f53\u5206\u6790\uff08\u9002\u5f53\u4e86\u89e3\u4e00\u4e0b\u8ba1\u7b97\u76f8\u5173\u7406\u8bba\u7684\u8bdd\uff0c\u53ef\u4ee5\u66f4\u9ad8\u6548\u7684\u6c9f\u901a\uff09\u3002<\/li>\n<\/ul>\n<p>\u7f51\u7edc\u8bbe\u8ba1\u5efa\u8bae\uff1a<\/p>\n<ul class=\"list-paddingleft-2\">\n<li>\u5bf9\u4e8e\u4f4e\u7b97\u529b\u5e73\u53f0\uff08CPU\u3001\u4f4e\u7aef GPU \u7b49\uff09\uff0c\u6a21\u578b\u5f88\u5bb9\u6613\u53d7\u9650\u4e8e\u786c\u4ef6\u8ba1\u7b97\u80fd\u529b\uff0c\u56e0\u6b64\u53ef\u4ee5\u91c7\u7528\u8ba1\u7b97\u91cf\u4f4e\u7684\u7f51\u7edc\u6765\u964d\u4f4e\u63a8\u7406\u65f6\u95f4\u3002<\/li>\n<li>\u5bf9\u4e8e\u9ad8\u7b97\u529b\u5e73\u53f0\uff08GPU\u3001DSP \u7b49\uff09\uff0c\u4e00\u5473\u964d\u4f4e\u8ba1\u7b97\u91cf\u6765\u964d\u4f4e\u63a8\u7406\u65f6\u95f4\u5c31\u5e76\u4e0d\u53ef\u53d6\u4e86\uff0c\u5f80\u5f80\u66f4\u9700\u8981\u5173\u6ce8\u8bbf\u5b58\u91cf\u3002\u5355\u7eaf\u964d\u4f4e\u8ba1\u7b97\u91cf\uff0c\u5f88\u5bb9\u6613\u5bfc\u81f4\u7f51\u7edc\u843d\u5230\u786c\u4ef6\u7684\u8bbf\u5b58\u5bc6\u96c6\u533a\uff0c\u5bfc\u81f4\u63a8\u7406\u65f6\u95f4\u4e0e\u8ba1\u7b97\u91cf\u4e0d\u6210\u7ebf\u6027\u5173\u7cfb\uff0c\u53cd\u800c\u8ddf\u8bbf\u5b58\u91cf\u5448\u5f3a\u76f8\u5173\uff08\u800c\u8fd9\u7c7b\u786c\u4ef6\u5f80\u5f80\u5185\u5b58\u5f31\u4e8e\u8ba1\u7b97\uff09\u3002\u76f8\u5bf9\u4e8e\u4f4e\u8ba1\u7b97\u5bc6\u5ea6\u7f51\u7edc\u800c\u8a00\uff0c\u9ad8\u8ba1\u7b97\u5bc6\u5ea6\u7f51\u7edc\u6709\u53ef\u80fd\u56e0\u4e3a\u786c\u4ef6\u6548\u7387\u66f4\u9ad8\uff0c\u8017\u65f6\u4e0d\u53d8\u4e43\u81f3\u4e8e\u66f4\u77ed\u3002<\/li>\n<li>\u9762\u5411\u63a8\u7406\u6027\u80fd\u8bbe\u8ba1\u7f51\u7edc\u7ed3\u6784\u65f6\uff0c\u5c3d\u91cf\u91c7\u7528\u7ecf\u5178\u7ed3\u6784\uff0c\u5927\u90e8\u5206\u6846\u67b6\u4f1a\u5bf9\u8fd9\u7c7b\u7ed3\u6784\u8fdb\u884c\u56fe\u4f18\u5316\uff0c\u80fd\u591f\u6709\u6548\u51cf\u5c11\u8ba1\u7b97\u91cf\u4e0e\u8bbf\u5b58\u91cf\u3002\u4f8b\u5982 Conv-&gt;BN-&gt;ReLU \u5c31\u4f1a\u878d\u5408\u6210\u4e00\u4e2a\u7b97\u5b50\uff0c\u4f46 Conv-&gt;ReLU-&gt;BN \u5c31\u65e0\u6cd5\u76f4\u63a5\u878d\u5408 BN \u5c42<\/li>\n<li>\u7b97\u5b50\u7684\u53c2\u6570\u5c3d\u91cf\u4f7f\u7528\u5e38\u7528\u914d\u7f6e\uff0c\u5982 Conv \u5c3d\u91cf\u4f7f\u7528 3x3_s1\/s2\u30011&#215;1<em>_<\/em>s1\/s2 \u7b49\uff0c\u8f6f\u4ef6\u4f1a\u5bf9\u8fd9\u4e9b\u7279\u6b8a\u53c2\u6570\u505a\u7279\u6b8a\u4f18\u5316\u3002<\/li>\n<li>CNN \u7f51\u7edc channel \u6570\u5c3d\u91cf\u9009\u62e9 4\/8\/16\/32 \u7684\u5e42\u6b21\uff0c\u5f88\u591a\u6846\u67b6\u7684\u5f88\u591a\u7b97\u5b50\u5b9e\u73b0\u5728\u8fd9\u6837\u7684 channel 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