{"id":3744,"date":"2022-04-13T11:01:38","date_gmt":"2022-04-13T03:01:38","guid":{"rendered":"http:\/\/139.9.1.231\/?p=3744"},"modified":"2022-04-13T11:24:29","modified_gmt":"2022-04-13T03:24:29","slug":"cvpr-2022self-attentionandcnn","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2022\/04\/13\/cvpr-2022self-attentionandcnn\/","title":{"rendered":"CVPR 2022\uff5cSelf-Attention\u548cCNN\u7684\u4f18\u96c5\u96c6\u6210\uff01\u6e05\u534e\u5927\u5b66\u7b49\u63d0\u51faACmix\uff0c\u6027\u80fd\u901f\u5ea6\u5168\u9762\u63d0\u5347\uff01"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"281\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-72-1024x281.jpeg\" alt=\"\" class=\"wp-image-3746\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-72-1024x281.jpeg 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-72-300x82.jpeg 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-72-768x210.jpeg 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-72.jpeg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8bba\u6587\u94fe\u63a5\uff1ahttps:\/\/arxiv.org\/pdf\/2111.14556.pdf<\/p>\n\n\n\n<p>\u4ee3\u7801\u94fe\u63a5\uff1ahttps:\/\/github.com\/Panxuran\/ACmix<\/p>\n\n\n\n<p>\u9884\u8bad\u7ec3\u6a21\u578b\uff1ahttps:\/\/gitee.com\/mindspore\/models<\/p>\n\n\n\n<p>Convolution\u548cSelf-Attention\u662f\u4e24\u79cd\u5f3a\u5927\u7684\u8868\u5f81\u5b66\u4e60\u65b9\u6cd5\uff0c\u5b83\u4eec\u901a\u5e38\u88ab\u8ba4\u4e3a\u662f\u4e24\u79cd\u5f7c\u6b64\u4e0d\u540c\u7684\u65b9\u6cd5\u3002\u5728\u672c\u6587\u4e2d\u8bc1\u660e\u4e86\u5b83\u4eec\u4e4b\u95f4\u5b58\u5728\u7740\u5f88\u5f3a\u7684\u6f5c\u5728\u5173\u7cfb\uff0c\u56e0\u4e3a\u8fd9\u4e24\u4e2a\u65b9\u6cd5\u7684\u5927\u90e8\u5206\u8ba1\u7b97\u5b9e\u9645\u4e0a\u662f\u7528\u76f8\u540c\u7684\u64cd\u4f5c\u5b8c\u6210\u7684\u3002\u5177\u4f53\u6765\u8bf4:<\/p>\n\n\n\n<ul><li><strong>\u9996\u5148<\/strong>\uff0c\u8bc1\u660e\u4e86\u5177\u6709\u5377\u79ef\u53ef\u4ee5\u5206\u89e3\u6210\u4e2a\u72ec\u7acb\u7684\u5377\u79ef\uff1b<\/li><li><strong>\u7136\u540e<\/strong>\uff0c\u8fdb\u884c\u79fb\u4f4d\u548c\u6c42\u548c\u64cd\u4f5c\uff1b<\/li><li><strong>\u518d\u7136\u540e<\/strong>\uff0c\u5c06Self-Attention\u6a21\u5757\u4e2d\u7684query\u3001key\u548cvalue\u7684\u6295\u5f71\u89e3\u91ca\u4e3a\u591a\u4e2a\u5377\u79ef\uff0c\u7136\u540e\u8ba1\u7b97\u6ce8\u610f\u529b\u6743\u91cd\u548cvalue\u7684\u805a\u5408\u3002<\/li><\/ul>\n\n\n\n<p>\u56e0\u6b64\uff0c\u4e24\u4e2a\u6a21\u5757\u7684\u7b2c\u4e00\u9636\u6bb5\u90fd\u5305\u542b\u4e86\u7c7b\u4f3c\u7684\u64cd\u4f5c\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0c\u4e0e\u7b2c\u4e8c\u9636\u6bb5\u76f8\u6bd4\uff0c\u7b2c\u4e00\u9636\u6bb5\u7684\u8ba1\u7b97\u590d\u6742\u5ea6(\u901a\u9053\u7684\u5e73\u65b9)\u5360\u4e3b\u5bfc\u5730\u4f4d\u3002\u8fd9\u4e2a\u89c2\u5bdf\u7ed3\u679c\u81ea\u7136\u5730\u5bfc\u81f4\u4e86\u8fd9\u4e24\u4e2a\u770b\u4f3c\u4e0d\u540c\u7684\u8303\u5f0f\u7684\u4f18\u96c5\u96c6\u6210\uff0c\u5373\uff0c\u4e00\u4e2a\u6df7\u5408\u6a21\u578b\uff0c\u5b83\u65e2\u517c\u987eSelf-Attention\u548cConvolution\u7684\u4f18\u70b9\uff0c\u540c\u65f6\u4e0eConvolution\u6216Self-Attention\u5bf9\u5e94\u7684\u6a21\u578b\u76f8\u6bd4\uff0c\u5177\u6709\u66f4\u5c0f\u7684\u8ba1\u7b97\u5f00\u9500\u3002\u5927\u91cf\u7684\u5b9e\u9a8c\u8868\u660e\uff0c\u672c\u6587\u65b9\u6cd5\u5728\u56fe\u50cf\u8bc6\u522b\u548c\u4e0b\u6e38\u4efb\u52a1\u4e0a\u53d6\u5f97\u4e86\u6301\u7eed\u6539\u8fdb\u7684\u7ed3\u679c\u3002<\/p>\n\n\n\n<h2><strong>1 \u7b80\u4ecb<\/strong><\/h2>\n\n\n\n<p>\u8fd1\u5e74\u6765\uff0c\u5377\u79ef\u548cSelf-Attention\u5728\u8ba1\u7b97\u673a\u89c6\u89c9\u9886\u57df\u5f97\u5230\u4e86\u957f\u8db3\u7684\u53d1\u5c55\u3002\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u5e7f\u6cdb\u5e94\u7528\u4e8e\u56fe\u50cf\u8bc6\u522b\u3001\u8bed\u4e49\u5206\u5272\u548c\u76ee\u6807\u68c0\u6d4b\uff0c\u5e76\u5728\u5404\u79cd\u57fa\u51c6\u4e0a\u5b9e\u73b0\u4e86\u6700\u5148\u8fdb\u7684\u6027\u80fd\u3002\u6700\u8fd1\uff0c\u968f\u7740Vision Transformer\u7684\u51fa\u73b0\uff0c\u57fa\u4e8eSelf-Attention\u7684\u6a21\u5757\u5728\u8bb8\u591a\u89c6\u89c9\u4efb\u52a1\u4e0a\u53d6\u5f97\u4e86\u4e0eCNN\u5bf9\u5e94\u6a21\u5757\u76f8\u5f53\u751a\u81f3\u66f4\u597d\u7684\u8868\u73b0\u3002\u5c3d\u7ba1\u8fd9\u4e24\u79cd\u65b9\u6cd5\u90fd\u53d6\u5f97\u4e86\u5de8\u5927\u7684\u6210\u529f\uff0c\u4f46\u5377\u79ef\u548cSelf-Attention\u6a21\u5757\u901a\u5e38\u9075\u5faa\u4e0d\u540c\u7684\u8bbe\u8ba1\u8303\u5f0f\u3002\u4f20\u7edf\u5377\u79ef\u6839\u636e\u5377\u79ef\u7684\u6743\u503c\u5728\u5c40\u90e8\u611f\u53d7\u91ce\u4e0a\u5229\u7528\u4e00\u4e2a\u805a\u5408\u51fd\u6570\uff0c\u8fd9\u4e9b\u6743\u503c\u5728\u6574\u4e2a\u7279\u5f81\u56fe\u4e2d\u5171\u4eab\u3002\u56fa\u6709\u7684\u7279\u5f81\u4e3a\u56fe\u50cf\u5904\u7406\u5e26\u6765\u4e86\u81f3\u5173\u91cd\u8981\u7684\u5f52\u7eb3\u504f\u5dee\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cSelf-Attention\u6a21\u5757\u91c7\u7528\u57fa\u4e8e\u8f93\u5165\u7279\u5f81\u4e0a\u4e0b\u6587\u7684\u52a0\u6743\u5e73\u5747\u64cd\u4f5c\uff0c\u901a\u8fc7\u76f8\u5173\u50cf\u7d20\u5bf9\u4e4b\u95f4\u7684\u76f8\u4f3c\u51fd\u6570\u52a8\u6001\u8ba1\u7b97\u6ce8\u610f\u529b\u6743\u91cd\u3002\u8fd9\u79cd\u7075\u6d3b\u6027\u4f7f\u6ce8\u610f\u529b\u6a21\u5757\u80fd\u591f\u9002\u5e94\u5730\u5173\u6ce8\u4e0d\u540c\u7684\u533a\u57df\uff0c\u5e76\u6355\u6349\u66f4\u591a\u7684\u7279\u5f81\u3002\u8003\u8651\u5230\u5377\u79ef\u548cSelf-Attention\u7684\u4e0d\u540c\u548c\u4e92\u8865\u6027\u8d28\uff0c\u901a\u8fc7\u96c6\u6210\u8fd9\u4e9b\u6a21\u5757\uff0c\u5b58\u5728\u4ece\u4e24\u79cd\u8303\u5f0f\u4e2d\u53d7\u76ca\u7684\u6f5c\u5728\u53ef\u80fd\u6027\u3002\u5148\u524d\u7684\u5de5\u4f5c\u4ece\u51e0\u4e2a\u4e0d\u540c\u7684\u89d2\u5ea6\u63a2\u8ba8\u4e86Self-Attention\u548c\u5377\u79ef\u7684\u7ed3\u5408\u3002\u65e9\u671f\u7684\u7814\u7a76\uff0c\u5982SENet\u3001CBAM\uff0c\u8868\u660eSelf-Attention\u53ef\u4ee5\u4f5c\u4e3a\u5377\u79ef\u6a21\u5757\u7684\u589e\u5f3a\u3002\u6700\u8fd1\uff0cSelf-Attention\u88ab\u63d0\u51fa\u4f5c\u4e3a\u72ec\u7acb\u7684\u5757\u6765\u66ff\u4ee3CNN\u6a21\u578b\u4e2d\u7684\u4f20\u7edf\u5377\u79ef\uff0c\u5982SAN\u3001BoTNet\u3002\u53e6\u4e00\u79cd\u7814\u7a76\u4fa7\u91cd\u4e8e\u5c06Self-Attention\u548c\u5377\u79ef\u7ed3\u5408\u5728\u5355\u4e2aBlock\u4e2d\uff0c\u5982 AA-ResNet\u3001Container\uff0c\u800c\u8be5\u4f53\u7cfb\u7ed3\u6784\u9650\u4e8e\u4e3a\u6bcf\u4e2a\u6a21\u5757\u8bbe\u8ba1\u72ec\u7acb\u7684\u8def\u5f84\u3002\u56e0\u6b64\uff0c\u73b0\u6709\u7684\u65b9\u6cd5\u4ecd\u7136\u5c06Self-Attention\u548c\u5377\u79ef\u4f5c\u4e3a\u4e0d\u540c\u7684\u90e8\u5206\uff0c\u5e76\u6ca1\u6709\u5145\u5206\u5229\u7528\u5b83\u4eec\u4e4b\u95f4\u7684\u5185\u5728\u5173\u7cfb\u3002\u5728\u8fd9\u7bc7\u8bba\u6587\u4e2d\uff0c\u4f5c\u8005\u8bd5\u56fe\u63ed\u793aSelf-Attention\u548c\u5377\u79ef\u4e4b\u95f4\u66f4\u4e3a\u5bc6\u5207\u7684\u5173\u7cfb\u3002\u901a\u8fc7\u5206\u89e3\u8fd9\u4e24\u4e2a\u6a21\u5757\u7684\u64cd\u4f5c\u8868\u660e\u5b83\u4eec\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u4f9d\u8d56\u4e8e\u76f8\u540c\u7684 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\u76f8\u5173\u5de5\u4f5c<\/strong><\/h2>\n\n\n\n<p>        \u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u4f7f\u7528\u5377\u79ef\u6838\u63d0\u53d6\u5c40\u90e8\u7279\u5f81\uff0c\u5df2\u7ecf\u6210\u4e3a\u5404\u79cd\u89c6\u89c9\u4efb\u52a1\u4e2d\u6700\u5f3a\u5927\u548c\u6700\u5e38\u89c4\u7684\u6280\u672f\u3002\u540c\u65f6\uff0cSelf-Attention\u5728BERT\u548cGPT3\u7b49\u5e7f\u6cdb\u7684\u8bed\u8a00\u4efb\u52a1\u4e2d\u4e5f\u8868\u73b0\u51fa\u666e\u904d\u7684\u8868\u73b0\u3002\u7406\u8bba\u5206\u6790\u8868\u660e\uff0c\u5f53\u5177\u6709\u8db3\u591f\u5927\u7684\u5bb9\u91cf\u65f6\uff0cSelf-Attention\u53ef\u4ee5\u8868\u793a\u4efb\u610f\u5377\u79ef\u5c42\u7684\u51fd\u6570\u7c7b\u3002\u56e0\u6b64\uff0c\u6700\u8fd1\u6709\u4e00\u9879\u7814\u7a76\u63a2\u8ba8\u4e86\u5c06Self-Attention\u5f15\u5165\u89c6\u89c9\u4efb\u52a1\u7684\u53ef\u80fd\u6027\u3002\u4e3b\u6d41\u65b9\u6cd5\u6709\u4e24\u79cd\uff1a<\/p>\n\n\n\n<ul><li>\u4e00\u79cd\u662f\u5c06Self-Attention\u4f5c\u4e3a\u7f51\u7edc\u4e2d\u7684\u6784\u5efa\u5757\uff1b<\/li><li>\u53e6\u4e00\u79cd\u662f\u5c06Self-Attention\u4e0e\u5377\u79ef\u4f5c\u4e3a\u4e92\u8865\u90e8\u5206\u3002<\/li><\/ul>\n\n\n\n<h3><strong>2.1 Self-Attention only<\/strong><\/h3>\n\n\n\n<p>\u4e00\u4e9b\u7814\u7a76\u8868\u660e\uff0cSelf-Attention\u53ef\u4ee5\u6210\u4e3a\u5b8c\u5168\u66ff\u4ee3\u5377\u79ef\u64cd\u4f5c\u3002\u6700\u8fd1\uff0cVision Transformer\u8868\u660e\uff0c\u53ea\u8981\u6709\u8db3\u591f\u7684\u6570\u636e\uff0c\u5c31\u53ef\u4ee5\u5c06\u56fe\u50cf\u89c6\u4e3a\u7531256\u4e2atoken\u7ec4\u6210\u7684\u5e8f\u5217\uff0c\u5e76\u5229\u7528Transformer\u6a21\u578b\u6765\u5b9e\u73b0\u56fe\u50cf\u8bc6\u522b\u4e2d\u7684\u7ade\u4e89\u6027\u7ed3\u679c\u3002\u6b64\u5916\uff0c\u5728\u68c0\u6d4b\u3001\u5206\u5272\u3001\u70b9\u4e91\u8bc6\u522b\u7b49\u89c6\u89c9\u4efb\u52a1\u4e2d\u91c7\u7528\u4e86Transformer\u8303\u5f0f\u3002<\/p>\n\n\n\n<h3><strong>2.2 \u7528\u6ce8\u610f\u529b\u63d0\u5347\u5377\u79ef<\/strong><\/h3>\n\n\n\n<p>\u5148\u524d\u63d0\u51fa\u7684\u591a\u79cd\u56fe\u50cf\u6ce8\u610f\u529b\u673a\u5236\u8868\u660e\uff0c\u5b83\u53ef\u4ee5\u514b\u670d\u5377\u79ef\u7f51\u7edc\u5c40\u90e8\u6027\u7684\u5c40\u9650\u6027\u3002\u56e0\u6b64\uff0c\u8bb8\u591a\u7814\u7a76\u8005\u63a2\u7d22\u4f7f\u7528\u6ce8\u610f\u529b\u6a21\u5757\u6216\u5229\u7528\u66f4\u591a\u7684\u5173\u7cfb\u4fe1\u606f\u6765\u589e\u5f3a\u5377\u79ef\u7f51\u7edc\u529f\u80fd\u7684\u53ef\u80fd\u6027\u3002<\/p>\n\n\n\n<ul><li>Squeeze-andExcitation(SE)\u548cGather-Excite(GE) Reweight\u6bcf\u4e2a\u901a\u9053\u7684\u7279\u5f81\u56fe\u3002<\/li><li>BAM\u548cCBAM Reweight \u901a\u9053\u548c\u7a7a\u95f4\u4f4d\u7f6e\uff0c\u4ee5\u66f4\u597d\u5730\u7ec6\u5316\u7279\u5f81\u6620\u5c04\u3002<\/li><li>AA-ResNet\u901a\u8fc7\u8fde\u63a5\u6765\u81ea\u53e6\u4e00\u4e2a\u72ec\u7acb\u7684Self-Attention\u7684\u6ce8\u610f\u529bmap\uff0c\u589e\u5f3a\u4e86\u67d0\u4e9b\u5377\u79ef\u5c42\u3002<\/li><li>BoTNet\u7528Self-Attention\u4ee3\u66ff\u5377\u79ef\u3002<\/li><\/ul>\n\n\n\n<p>\u4e00\u4e9b\u5de5\u4f5c\u65e8\u5728\u901a\u8fc7\u4ece\u66f4\u5927\u8303\u56f4\u7684\u50cf\u7d20\u805a\u96c6\u4fe1\u606f\uff0c\u8bbe\u8ba1\u4e00\u4e2a\u66f4\u7075\u6d3b\u7684\u7279\u5f81\u63d0\u53d6\u5668\u3002Hu\u7b49\u4eba\u63d0\u51fa\u4e86\u4e00\u79cd\u5c40\u90e8\u5173\u7cfb\u65b9\u6cd5\uff0c\u6839\u636e\u5c40\u90e8\u50cf\u7d20\u7684\u7ec4\u6210\u5173\u7cfb\u81ea\u9002\u5e94\u5730\u786e\u5b9a\u805a\u96c6\u6743\u503c\u3002Wang\u7b49\u4eba\u63d0\u51fa\u4e86Non-Local\u7f51\u7edc\uff0c\u901a\u8fc7\u5f15\u5165\u5168\u5c40\u50cf\u7d20\u4e4b\u95f4\u76f8\u4f3c\u6027\u7684Non-Local\u5757\u6765\u589e\u52a0\u611f\u53d7\u91ce\u3002<\/p>\n\n\n\n<h3><strong>2.3 \u7528\u5377\u79ef\u63d0\u5347\u6ce8\u610f\u529b<\/strong><\/h3>\n\n\n\n<p>\u968f\u7740Vision Transformer\u7684\u95ee\u4e16\uff0c\u8bb8\u591a\u57fa\u4e8eTransformer\u7684\u53d8\u79cd\u5df2\u7ecf\u88ab\u63d0\u51fa\uff0c\u5e76\u5728\u8ba1\u7b97\u673a\u89c6\u89c9\u4efb\u52a1\u4e0a\u53d6\u5f97\u4e86\u663e\u8457\u7684\u6539\u8fdb\u3002\u5176\u4e2d\u5df2\u6709\u7684\u7814\u7a76\u4e3b\u8981\u96c6\u4e2d\u5728\u5bf9Transformer \u6a21\u578b\u8fdb\u884c\u5377\u79ef\u8fd0\u7b97\u4ee5\u5f15\u5165\u989d\u5916\u7684\u5f52\u7eb3\u504f\u5dee\u3002<\/p>\n\n\n\n<ul><li>CvT\u5728Token\u8fc7\u7a0b\u4e2d\u91c7\u7528\u5377\u79ef\uff0c\u5e76\u5229\u7528\u5377\u79ef\u6765\u964d\u4f4eSelf-Attention\u7684\u8ba1\u7b97\u590d\u6742\u5ea6\u3002<\/li><li>ViT with convolutional stem\u63d0\u51fa\u5728\u65e9\u671f\u589e\u52a0\u5377\u79ef\u4ee5\u5b9e\u73b0\u66f4\u7a33\u5b9a\u7684\u8bad\u7ec3\u3002<\/li><li>CSwin Transformer\u91c7\u7528\u4e86\u57fa\u4e8e\u5377\u79ef\u7684\u4f4d\u7f6e\u7f16\u7801\u6280\u672f\uff0c\u5e76\u5bf9\u4e0b\u6e38\u4efb\u52a1\u8fdb\u884c\u4e86\u6539\u8fdb\u3002<\/li><li>Conformer\u7ed3\u5408Transformer\u4e0e\u4e00\u4e2a\u72ec\u7acb\u7684CNN\u6a21\u578b\u96c6\u6210\u8fd9\u4e24\u4e2a\u529f\u80fd\u3002<\/li><\/ul>\n\n\n\n<h2><strong>3 \u65e7\u77e5\u8bc6\u56de\u987e<\/strong><\/h2>\n\n\n\n<h3><strong>3.1 \u5377\u79ef\u64cd\u4f5c<\/strong><\/h3>\n\n\n\n<p>\u5377\u79ef\u662f\u73b0\u4ee3ConvNets\u6700\u91cd\u8981\u7684\u7ec4\u6210\u90e8\u5206\u4e4b\u4e00\u3002\u9996\u5148\u56de\u987e\u6807\u51c6\u5377\u79ef\u8fd0\u7b97\uff0c\u5e76\u4ece\u4e0d\u540c\u7684\u89d2\u5ea6\u91cd\u65b0\u8868\u8ff0\u5b83\u3002\u5982\u56fe2(a)\u6240\u793a\u3002\u4e3a\u7b80\u5355\u8d77\u89c1\uff0c\u5047\u8bbe\u5377\u79ef\u7684\u6b65\u957f\u4e3a1\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"870\" height=\"338\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-18.png\" alt=\"\" class=\"wp-image-3768\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-18.png 870w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-18-300x117.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-18-768x298.png 768w\" sizes=\"(max-width: 870px) 100vw, 870px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"789\" height=\"548\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-19.png\" alt=\"\" class=\"wp-image-3770\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-19.png 789w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-19-300x208.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-19-768x533.png 768w\" sizes=\"(max-width: 789px) 100vw, 789px\" \/><\/figure>\n\n\n\n<p>\u56e0\u6b64\uff0c\u6807\u51c6\u5377\u79ef\u53ef\u4ee5\u6982\u62ec\u4e3a2\u4e2astages:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"989\" height=\"730\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-75.jpeg\" alt=\"\" class=\"wp-image-3750\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-75.jpeg 989w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-75-300x221.jpeg 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-75-768x567.jpeg 768w\" sizes=\"(max-width: 989px) 100vw, 989px\" \/><\/figure>\n\n\n\n<p>\u56fe2(a)Stage I:<\/p>\n\n\n\n<ul><li><strong>\u7b2c\u4e00\u9636\u6bb5<\/strong>\uff1a\u5c06\u8f93\u5165\u7684feature map\u4ece\u67d0\u4e00\u4f4d\u7f6e\u7ebf\u6027\u6295\u5f71\uff0c\u8fd9\u4e0e\u6807\u51c6\u76841\u00d71\u5377\u79ef\u76f8\u540c\u3002<\/li><li><strong>\u7b2c\u4e8c\u9636\u6bb5<\/strong>\uff1a\u5c06\u6295\u5f71\u7684feature map\u6839\u636ekernel position\u8fdb\u884c\u79fb\u4f4d\uff0c\u6700\u7ec8\u805a\u5408\u5230\u4e00\u8d77\u3002\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u89c2\u5bdf\u5230\uff0c\u5927\u591a\u6570\u8ba1\u7b97\u4ee3\u4ef7\u662f\u57281\u00d71\u5377\u79ef\u4e2d\u6267\u884c\u7684\uff0c\u800c\u63a5\u4e0b\u6765\u7684\u4f4d\u79fb\u548c\u805a\u5408\u662f\u8f7b\u91cf\u7ea7\u7684\u3002<\/li><\/ul>\n\n\n\n<h3><strong>3.2 Self-Attention\u64cd\u4f5c<\/strong><\/h3>\n\n\n\n<p>\u6ce8\u610f\u529b\u673a\u5236\u4e5f\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u89c6\u89c9\u4efb\u52a1\u4e2d\u3002\u4e0e\u4f20\u7edf\u5377\u79ef\u76f8\u6bd4\uff0c\u6ce8\u610f\u529b\u5141\u8bb8\u6a21\u578b\u5728\u66f4\u5927\u7684\u8303\u56f4\u5185\u805a\u7126\u4e8e\u91cd\u8981\u533a\u57df\u3002\u5982\u56fe2(b)\u6240\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"732\" height=\"779\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-20.png\" alt=\"\" class=\"wp-image-3771\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-20.png 732w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-20-282x300.png 282w\" sizes=\"(max-width: 732px) 100vw, 732px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"971\" height=\"625\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-74.jpeg\" alt=\"\" class=\"wp-image-3748\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-74.jpeg 971w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-74-300x193.jpeg 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-74-768x494.jpeg 768w\" sizes=\"(max-width: 971px) 100vw, 971px\" \/><\/figure>\n\n\n\n<p>\u56fe2(b)<\/p>\n\n\n\n<ul><li><strong>\u7b2c\u4e00\u9636\u6bb5<\/strong>\uff1a\u4f7f\u75281\u00d71\u5377\u79ef\u5c06\u8f93\u5165\u7279\u5f81\u6295\u5f71\u4e3aquery\u3001key\u548cvalue\uff1b<\/li><li><strong>\u7b2c\u4e8c\u9636\u6bb5<\/strong>\uff1a\u5305\u62ec\u6ce8\u610f\u529b\u6743\u91cd\u7684\u8ba1\u7b97\u548cvalue\u77e9\u9635\u7684\u805a\u5408\uff0c\u5373\u805a\u96c6\u5c40\u90e8\u7279\u5f81\u3002\u4e0e\u7b2c\u4e00\u9636\u6bb5\u76f8\u6bd4\uff0c\u76f8\u5e94\u7684\u8ba1\u7b97\u4ee3\u4ef7\u8f83\u5c0f\uff0c\u4e0e\u5377\u79ef\u7684\u6a21\u5f0f\u76f8\u540c\u3002<\/li><\/ul>\n\n\n\n<h3><strong>3.3 Computational Cost<\/strong><\/h3>\n\n\n\n<p>\u4e3a\u4e86\u5145\u5206\u4e86\u89e3\u5377\u79ef\u6a21\u5757\u548c\u81ea\u6ce8\u610f\u529b\u6a21\u5757\u7684\u8ba1\u7b97\u74f6\u9888\uff0c\u4f5c\u8005\u5206\u6790\u4e86\u6bcf\u4e2a\u9636\u6bb5\u7684\u6d6e\u70b9\u8fd0\u7b97(FLOPs)\u548c\u53c2\u6570\u6570\u91cf\uff0c\u603b\u7ed3\u5982\u88681\u6240\u793a\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"726\" height=\"582\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-76.jpeg\" alt=\"\" class=\"wp-image-3749\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-76.jpeg 726w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-76-300x240.jpeg 300w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<p>\u7ed3\u679c\u8868\u660e\uff1a<\/p>\n\n\n\n<ul><li><strong>\u5bf9\u4e8e\u5377\u79ef\u6a21\u5757<\/strong>\uff1a\u5377\u79ef\u9636\u6bb5\u4e00\u7684\u7406\u8bbaFLOPs\u548c\u53c2\u6570\u76f8\u5bf9\u4e8e\u901a\u9053\u5927\u5c0fC\u5177\u6709\u4e8c\u6b21\u590d\u6742\u5ea6\uff0c\u800c\u9636\u6bb5\u4e8c\u7684\u8ba1\u7b97\u4ee3\u4ef7\u4e3a\u7ebf\u6027C\uff0c\u4e0d\u9700\u8981\u989d\u5916\u7684\u8bad\u7ec3\u53c2\u6570\u3002<\/li><li><strong>\u5bf9\u4e8e\u81ea\u6ce8\u610f\u529b\u6a21\u5757<\/strong>\uff1a\u53d1\u73b0\u4e86\u7c7b\u4f3c\u5377\u79ef\u7684\u8d8b\u52bf\uff0c\u6240\u6709\u7684\u8bad\u7ec3\u53c2\u6570\u90fd\u4fdd\u7559\u5728\u9636\u6bb5\u4e00\u3002\u5bf9\u4e8e\u7406\u8bba\u7684FLOPs\uff0c\u8003\u8651\u4e86\u4e00\u4e2a\u6b63\u5e38\u7684\u60c5\u51b5\u5728\u4e00\u4e2a\u7c7b\u4f3cResNet\u7684\u6a21\u578b\u4e2d\uff0c \u548cC=64,128,256,512\u4e0d\u540c\u7684\u5c42\u6df1\u5ea6\u3002\u7ed3\u679c\u8868\u660e\uff0c\u7b2c\u4e00\u9636\u6bb5\u6d88\u8017\u7684\u64cd\u4f5c\u91cf\u4e3a \uff0c\u5e76\u4e14\u8fd9\u79cd\u5dee\u5f02\u968f\u7740\u901a\u9053\u5927\u5c0f\u7684\u589e\u957f\u800c\u66f4\u52a0\u660e\u663e\u3002<\/li><\/ul>\n\n\n\n<p>\u4e3a\u4e86\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u5206\u6790\u7684\u6709\u6548\u6027\uff0c\u4f5c\u8005\u8fd8\u603b\u7ed3\u4e86\u5728ResNet50\u6a21\u578b\u4e2d\u5377\u79ef\u548c\u81ea\u6ce8\u610f\u529b\u6a21\u5757\u7684\u5b9e\u9645\u8ba1\u7b97\u6210\u672c\u3002\u5b9e\u9645\u4e0a\uff0c\u5c06\u6240\u67093\u00d73\u5377\u79ef\u6a21\u5757\u7684\u6210\u672c\u52a0\u8d77\u6765\uff0c\u4ee5\u4ece\u6a21\u578b\u7684\u89d2\u5ea6\u53cd\u6620\u8fd9\u79cd\u8d8b\u52bf\u3002\u8ba1\u7b97\u7ed3\u679c\u8868\u660e\uff0c99%\u7684\u5377\u79ef\u8ba1\u7b97\u548c83%\u7684\u81ea\u6ce8\u610f\u529b\u5728\u7b2c\u4e00\u9636\u6bb5\uff0c\u4e0e\u7406\u8bba\u5206\u6790\u76f8\u4e00\u81f4\u3002<\/p>\n\n\n\n<h2><strong>4 \u672c\u6587\u65b9\u6cd5<\/strong><\/h2>\n\n\n\n<h3><strong>4.1 \u5c06\u81ea\u6ce8\u610f\u529b\u4e0e\u5377\u79ef\u8054\u7cfb\u8d77\u6765<\/strong><\/h3>\n\n\n\n<p>\u524d\u9762\u4ecb\u7ecd\u4e86\u5bf9\u81ea\u6ce8\u610f\u529b\u548c\u5377\u79ef\u6a21\u5757\u7684\u5206\u89e3\uff0c\u4ece\u591a\u4e2a\u89d2\u5ea6\u63ed\u793a\u4e86\u66f4\u6df1\u5c42\u6b21\u7684\u5173\u7cfb\u3002\u9996\u5148\uff0c\u8fd9\u4e24\u4e2a\u9636\u6bb5\u7684\u4f5c\u7528\u975e\u5e38\u76f8\u4f3c\u3002\u9636\u6bb5\u4e00\u662f\u4e00\u4e2a\u7279\u5f81\u5b66\u4e60\u6a21\u5757\uff0c\u4e24\u79cd\u65b9\u6cd5\u901a\u8fc7\u6267\u884c\u4e2a\u5377\u79ef\u6765\u5c06\u7279\u5f81\u6295\u5c04\u5230\u66f4\u6df1\u7684\u7a7a\u95f4\uff0c\u4ece\u800c\u5171\u4eab\u76f8\u540c\u7684\u64cd\u4f5c\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u7b2c\u4e8c\u9636\u6bb5\u5bf9\u5e94\u7684\u662f\u7279\u5f81\u805a\u5408\u7684\u8fc7\u7a0b\u3002\u4ece\u8ba1\u7b97\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u5377\u79ef\u6a21\u5757\u548c\u81ea\u6ce8\u610f\u529b\u6a21\u5757\u5728\u7b2c\u4e00\u9636\u6bb5\u8fdb\u884c\u76841 \u00d7 1\u5377\u79ef\u90fd\u9700\u8981\u7406\u8bba\u6d6e\u70b9\u6570\u548c\u901a\u9053\u5927\u5c0f\u53c2\u6570\u7684\u4e8c\u6b21\u590d\u6742\u5ea6C\u3002\u76f8\u6bd4\u8f83\u800c\u8a00\uff0c\u5728\u7b2c\u4e8c\u9636\u6bb5\uff0c\u4e24\u4e2a\u6a21\u5757\u90fd\u662f\u8f7b\u91cf\u7ea7\u7684\u6216\u51e0\u4e4e\u4e0d\u9700\u8981\u8ba1\u7b97\u3002\u7efc\u4e0a\u6240\u793a\uff0c\u4e0a\u8ff0\u5206\u6790\u8868\u660e:<\/p>\n\n\n\n<ol><li>Convolution\u548cself-attention\u5728\u901a\u8fc71\u00d71 convolutions\u6295\u5f71\u8f93\u5165feature map\u7684\u64cd\u4f5c\u4e0a\u5b9e\u9645\u4e0a\u662f\u76f8\u540c\u7684\uff0c\u8fd9\u4e5f\u662f\u4e24\u4e2a\u6a21\u5757\u7684\u8ba1\u7b97\u5f00\u9500\uff1b<\/li><li>\u867d\u7136\u5bf9\u4e8e\u6355\u83b7\u8bed\u4e49\u7279\u5f81\u81f3\u5173\u91cd\u8981\uff0c\u4f46\u7b2c\u4e8c\u9636\u6bb5\u7684\u805a\u5408\u64cd\u4f5c\u662f\u8f7b\u91cf\u7ea7\u7684\uff0c\u4e0d\u9700\u8981\u83b7\u53d6\u989d\u5916\u7684\u5b66\u4e60\u53c2\u6570\u3002<\/li><\/ol>\n\n\n\n<h3><strong>4.2 \u81ea\u6ce8\u610f\u529b\u4e0e\u5377\u79ef\u7684\u6574\u5408<\/strong><\/h3>\n\n\n\n<p>\u4e0a\u8ff0\u7684\u89c2\u5bdf\u81ea\u7136\u5e26\u6765\u4e86\u5377\u79ef\u548c\u81ea\u6ce8\u610f\u529b\u7684\u5b8c\u7f8e\u7ed3\u5408\u3002\u7531\u4e8e\u4e24\u4e2a\u6a21\u5757\u5171\u4eab\u76f8\u540c\u76841\u00d71\u5377\u79ef\u64cd\u4f5c\uff0c\u56e0\u6b64\u53ea\u80fd\u6267\u884c\u4e00\u6b21\u6295\u5f71\uff0c\u5e76\u5c06\u8fd9\u4e9b\u4e2d\u95f4\u7279\u5f81\u6620\u5c04\u5206\u522b\u7528\u4e8e\u4e0d\u540c\u7684\u805a\u5408\u64cd\u4f5c\u3002\u4e8e\u662f\u672c\u6587\u4f5c\u8005\u63d0\u51fa\u4e86\u5982\u56fe2(c)\u6240\u793a\u7684\u6df7\u5408\u6a21\u5757ACmix\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"825\" height=\"721\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-73.jpeg\" alt=\"\" class=\"wp-image-3747\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-73.jpeg 825w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-73-300x262.jpeg 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-73-768x671.jpeg 768w\" sizes=\"(max-width: 825px) 100vw, 825px\" \/><\/figure>\n\n\n\n<p>\u56fe2(c)\u5177\u4f53\u6765\u8bf4\uff0cACmix\u4f9d\u65e7\u5305\u62ec\u4e24\u4e2a\u9636\u6bb5\uff1a<\/p>\n\n\n\n<ol><li><strong>\u5728\u7b2c\u4e00\u9636\u6bb5<\/strong>\uff1a\u901a\u8fc73\u4e2a1\u00d71\u5377\u79ef\u5bf9\u8f93\u5165\u7279\u5f81\u8fdb\u884c\u6295\u5f71\uff0c\u7136\u540ereshape\u4e3aN\u4e2aPieces\u3002\u56e0\u6b64\uff0c\u83b7\u5f97\u4e86\u5305\u542b3\u00d7N\u7279\u5f81\u6620\u5c04\u7684\u4e00\u7ec4\u4e30\u5bcc\u7684\u4e2d\u95f4\u7279\u5f81\u3002<\/li><li><strong>\u5728\u7b2c\u4e8c\u9636\u6bb5<\/strong>\uff1a\u5b83\u4eec\u9075\u5faa\u4e0d\u540c\u7684\u8303\u4f8b\u3002\u5bf9\u4e8e\u81ea\u6ce8\u610f\u529b\u8def\u5f84\uff0c\u5c06\u4e2d\u95f4\u7279\u5f81\u96c6\u5408\u5230N\u7ec4\u4e2d\uff0c\u6bcf\u7ec4\u5305\u542b3\u4e2a\u7279\u5f81\uff0c\u6bcf\u4e2a\u7279\u5f81\u6765\u81ea1\u00d71\u5377\u79ef\u3002\u5bf9\u5e94\u7684\u4e09\u4e2a\u7279\u5f81\u56fe\u5206\u522b\u4f5c\u4e3aquery\u3001key\u548cvalue\uff0c\u9075\u5faa\u4f20\u7edf\u7684\u591a\u5934\u81ea\u6ce8\u610f\u529b\u6a21\u5757\u3002\u5bf9\u4e8ekernel size\u4e3ak\u7684\u5377\u79ef\u8def\u5f84\uff0c\u91c7\u7528\u8f7b\u5168\u8fde\u63a5\u5c42\uff0c\u751f\u6210\u4e2a\u7279\u5f81\u6620\u5c04\u3002\u56e0\u6b64\uff0c\u901a\u8fc7\u5bf9\u751f\u6210\u7684\u7279\u5f81\u8fdb\u884c\u79fb\u4f4d\u548c\u805a\u5408\uff0c\u5bf9\u8f93\u5165\u7279\u5f81\u8fdb\u884c\u5377\u79ef\u5904\u7406\uff0c\u5e76\u50cf\u4f20\u7edf\u7684\u4e00\u6837\u4ece\u5c40\u90e8\u611f\u53d7\u91ce\u6536\u96c6\u4fe1\u606f\u3002<\/li><\/ol>\n\n\n\n<p>\u6700\u540e\uff0c\u5c06\u4e24\u4e2a\u8def\u5f84\u7684\u8f93\u51fa\u76f8\u52a0\uff0c\u5176\u5f3a\u5ea6\u7531\u4e24\u4e2a\u53ef\u5b66\u4e60\u6807\u91cf\u63a7\u5236:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"347\" height=\"74\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-71.jpeg\" alt=\"\" class=\"wp-image-3745\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-71.jpeg 347w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-71-300x64.jpeg 300w\" sizes=\"(max-width: 347px) 100vw, 347px\" \/><\/figure>\n\n\n\n<h3><strong>4.3 \u6539\u8fdbShift\u548cSummation<\/strong><\/h3>\n\n\n\n<p>\u5982\u56fe4.2\u8282\u548c\u56fe2\u6240\u793a\uff0c\u5377\u79ef\u8def\u5f84\u4e2d\u7684\u4e2d\u95f4\u7279\u5f81\u9075\u5faa\u4f20\u7edf\u5377\u79ef\u6a21\u5757\u4e2d\u7684\u79fb\u4f4d\u548c\u6c42\u548c\u64cd\u4f5c\u3002\u5c3d\u7ba1\u5b83\u4eec\u5728\u7406\u8bba\u4e0a\u662f\u8f7b\u91cf\u7ea7\u7684\uff0c\u4f46\u5411\u4e0d\u540c\u65b9\u5411\u79fb\u52a8\u5f20\u91cf\u5b9e\u9645\u4e0a\u7834\u574f\u4e86\u6570\u636e\u5c40\u90e8\u6027\uff0c\u5f88\u96be\u5b9e\u73b0\u5411\u91cf\u5316\u5b9e\u73b0\u3002\u8fd9\u53ef\u80fd\u4f1a\u6781\u5927\u5730\u635f\u5bb3\u4e86\u63a8\u7406\u65f6\u7684\u5b9e\u9645\u6548\u7387\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"494\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-77-1024x494.jpeg\" alt=\"\" class=\"wp-image-3751\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-77-1024x494.jpeg 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-77-300x145.jpeg 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-77-768x370.jpeg 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-77.jpeg 1080w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u56fe3\u4f5c\u4e3a\u8865\u6551\u63aa\u65bd\uff0c\u91c7\u7528\u56fa\u5b9akernel\u7684\u6df1\u5ea6\u5377\u79ef\u6765\u4ee3\u66ff\u4f4e\u6548\u5f20\u91cf\u4f4d\u79fb\uff0c\u5982\u56fe3 (b)\u6240\u793a\u3002\u4ee5 \u79fb\u4f4d\u7279\u5f81\u4e3a\u4f8b\uff0c\u8ba1\u7b97\u4e3a:\u5176\u4e2dc\u8868\u793a\u6bcf\u4e2a\u8f93\u5165\u7279\u5f81\u7684\u901a\u9053\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u5982\u679c\u8868\u793a\u5377\u79ef\u6838(kernel size k = 3)\u4e3a: \u76f8\u5e94\u7684\u8f93\u51fa\u53ef\u4ee5\u8868\u793a\u4e3a:\u56e0\u6b64\uff0c\u5bf9\u4e8e\u7279\u5b9a\u7684\u4f4d\u79fb\u65b9\u5411\uff0c\u7ecf\u8fc7\u7cbe\u5fc3\u8bbe\u8ba1\u7684kernel weight\uff0c\u5377\u79ef\u8f93\u51fa\u76f8\u5f53\u4e8e\u7b80\u5355\u5f20\u91cf\u4f4d\u79fb\u3002\u4e3a\u4e86\u8fdb\u4e00\u6b65\u5408\u5e76\u6765\u81ea\u4e0d\u540c\u65b9\u5411\u7684\u7279\u5f81\u7684\u603b\u548c\uff0c\u4f5c\u8005\u5c06\u6240\u6709\u7684\u8f93\u5165\u7279\u5f81\u548c\u5377\u79ef\u6838\u5206\u522b\u4e32\u8054\u8d77\u6765\uff0c\u5c06\u79fb\u4f4d\u8fd0\u7b97\u8868\u793a\u4e3a\u5355\u7fa4\u5377\u79ef\uff0c\u5982\u56fe3 (c.I)\u6240\u793a\u3002\u8fd9\u4e00\u4fee\u6539\u4f7f\u6a21\u5757\u5177\u6709\u66f4\u9ad8\u7684\u8ba1\u7b97\u6548\u7387\u3002\u5728\u6b64\u57fa\u7840\u4e0a\u8fd8\u5f15\u5165\u4e86\u4e00\u4e9b\u9002\u5e94\u6027\u6765\u589e\u5f3a\u6a21\u5757\u7684\u7075\u6d3b\u6027\u3002\u6240\u793a\u5728\u56fe3 (c.II)\u4e2d\uff0c\u91ca\u653e\u5377\u79ef\u6838\u4f5c\u4e3a\u53ef\u5b66\u4e60\u6743\u503c\uff0c\u4ee5\u79fb\u4f4d\u6838\u4f5c\u4e3a\u521d\u59cb\u5316\u3002\u8fd9\u63d0\u9ad8\u4e86\u6a21\u578b\u7684\u5bb9\u91cf\uff0c\u540c\u65f6\u4fdd\u6301\u4e86\u539f\u6709\u7684\u79fb\u4f4d\u64cd\u4f5c\u80fd\u529b\u3002\u8fd8\u4f7f\u7528\u591a\u7ec4\u5377\u79ef\u6838\u6765\u5339\u914d\u5377\u79ef\u7684\u8f93\u51fa\u901a\u9053\u7ef4\u6570\u548c\u81ea\u6ce8\u610f\u529b\u8def\u5f84\uff0c\u5982\u56fe3 (c.III)\u6240\u793a\u3002<\/p>\n\n\n\n<h3><strong>4.4 ACmix\u7684\u8ba1\u7b97\u6210\u672c<\/strong><\/h3>\n\n\n\n<p>\u4e3a\u4e86\u66f4\u597d\u7684\u6bd4\u8f83\uff0c\u5728\u88681\u4e2d\u603b\u7ed3\u4e86ACmix\u7684FLOPs\u548c\u53c2\u6570\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"726\" height=\"582\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-78.jpeg\" alt=\"\" class=\"wp-image-3753\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-78.jpeg 726w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-78-300x240.jpeg 300w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><\/figure>\n\n\n\n<p>\u7b2c\u4e00\u9636\u6bb5\u7684\u8ba1\u7b97\u6210\u672c\u548c\u8bad\u7ec3\u53c2\u6570\u4e0e\u81ea\u6ce8\u610f\u529b\u76f8\u540c\uff0c\u4e14\u6bd4\u4f20\u7edf\u5377\u79ef(\u59823\u00d73 conv)\u8f7b\u3002\u5728\u7b2c\u4e8c\u9636\u6bb5\uff0cACmix\u5f15\u5165\u4e86\u989d\u5916\u7684\u8ba1\u7b97\u5f00\u9500\uff08\u5b8c\u5168\u8fde\u63a5\u5c42\u548c\u7ec4\u5377\u79ef\uff09\uff0c\u5176\u8ba1\u7b97\u590d\u6742\u5ea6\u662f\u7ebf\u6027\u5bf9\u901a\u9053\u5927\u5c0fC\u548c\u76f8\u5bf9\u8f83\u5c0f\u7684\u9636\u6bb5\u5373\u5b9e\u9645\u6210\u672c\u4e0e\u7406\u8bba\u5206\u6790ResNet50\u6a21\u578b\u663e\u793a\u4e86\u7c7b\u4f3c\u7684\u8d8b\u52bf\u3002<\/p>\n\n\n\n<h3><strong>4.5 \u5bf9\u5176\u4ed6\u6ce8\u610f\u529b\u6a21\u5f0f\u7684\u63a8\u5e7f<\/strong><\/h3>\n\n\n\n<p>\u968f\u7740\u81ea\u6ce8\u610f\u529b\u673a\u5236\u7684\u53d1\u5c55\uff0c\u8bb8\u591a\u7814\u7a76\u90fd\u96c6\u4e2d\u5728\u63a2\u7d22\u6ce8\u610f\u529b\u7684\u53d8\u5316\uff0c\u4ee5\u8fdb\u4e00\u6b65\u63d0\u5347\u6a21\u578b\u6027\u80fd\u3002\u6709\u5b66\u8005\u63d0\u51fa\u7684Patchwise attention\u5c06\u6765\u81ea\u5c40\u90e8\u533a\u57df\u6240\u6709\u7279\u5f81\u7684\u4fe1\u606f\u5408\u5e76\u4e3a\u6ce8\u610f\u529b\u6743\u91cd\uff0c\u53d6\u4ee3\u539f\u6765\u7684softmax\u64cd\u4f5c\u3002swin-transformer\u91c7\u7528\u7684\u7a97\u53e3\u6ce8\u610f\u529b\u65b9\u6cd5\u5728\u540c\u4e00\u5c40\u90e8\u7a97\u53e3\u4e2d\u4fdd\u6301token\u7684\u611f\u53d7\u5b57\u6bb5\u76f8\u540c\uff0c\u4ee5\u8282\u7701\u8ba1\u7b97\u6210\u672c\uff0c\u5b9e\u73b0\u5feb\u901f\u63a8\u7406\u901f\u5ea6\u3002\u53e6\u4e00\u65b9\u9762\uff0cViT\u548cDeiT\u8003\u8651\u5c06\u957f\u671f\u4f9d\u8d56\u5173\u7cfb\u4fdd\u6301\u5728\u5355\u4e2a\u5c42\u4e2d\u7684\u5168\u5c40\u6ce8\u610f\u529b\u3002\u5728\u7279\u5b9a\u7684\u6a21\u578b\u4f53\u7cfb\u7ed3\u6784\u4e0b\uff0c\u8fd9\u4e9b\u4fee\u6539\u88ab\u8bc1\u660e\u662f\u6709\u6548\u7684\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u63d0\u51fa\u7684ACmix\u662f\u72ec\u7acb\u4e8e\u81ea\u6ce8\u610f\u529b\u516c\u5f0f\u7684\uff0c\u5e76\u4e14\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5e94\u7528\u5230\u4e0a\u8ff0\u7684\u53d8\u4f53\u3002\u5177\u4f53\u6765\u8bf4\uff0c\u6ce8\u610f\u529b\u6743\u91cd\u53ef\u4ee5\u6982\u62ec\u4e3a:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"653\" height=\"203\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-78.jpeg\" alt=\"\" class=\"wp-image-3752\"\/><\/figure>\n\n\n\n<p>\u5176\u4e2d[\u00b7]\u8868\u793a\u7279\u5f81\u62fc\u63a5\uff0c\u03c6(\u00b7)\u8868\u793a\u5177\u6709\u4e2d\u95f4\u975e\u7ebf\u6027\u6fc0\u6d3b\u7684\u4e24\u4e2a\u7ebf\u6027\u6295\u5f71\u5c42\uff0cWk(i,j)\u662f\u6bcf\u4e2aquery token\u7684\u4e13\u95e8\u63a5\u53d7\u5b57\u6bb5\uff0cW\u4ee3\u8868\u6574\u4e2a\u7279\u5f81\u56fe\u3002\u7136\u540e\uff0c\u8ba1\u7b97\u51fa\u7684\u6ce8\u610f\u529b\u6743\u91cd\u53ef\u4ee5\u5e94\u7528\u4e8e\u5f0f(12)\uff0c\u5e76\u7b26\u5408\u4e00\u822c\u516c\u5f0f\u3002<\/p>\n\n\n\n<h2><strong>5 \u5b9e\u9a8c<\/strong><\/h2>\n\n\n\n<h3><strong>5.1 ImageNet<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"855\" height=\"687\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-79.jpeg\" alt=\"\" class=\"wp-image-3754\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-79.jpeg 855w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-79-300x241.jpeg 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-79-768x617.jpeg 768w\" sizes=\"(max-width: 855px) 100vw, 855px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"612\" height=\"712\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-80.jpeg\" alt=\"\" class=\"wp-image-3755\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-80.jpeg 612w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-80-258x300.jpeg 258w\" sizes=\"(max-width: 612px) 100vw, 612px\" \/><\/figure>\n\n\n\n<p>\u5206\u7c7b\u7ed3\u679c\u5982\u4e0a\u56fe\u8868\u6240\u793a\u3002\u5bf9\u4e8eResNet-ACmix\u6a21\u578b\u4f18\u4e8e\u6240\u6709\u5177\u6709\u53ef\u6bd4\u8f83\u7684\u6d6e\u70b9\u6570\u6216\u53c2\u6570\u7684Baseline\u3002\u4f8b\u5982\uff0cResNet-ACmix 26\u5b9e\u73b0\u4e86\u4e0eSASA-ResNet 50\u76f8\u540c\u7684top-1\u7cbe\u5ea6\uff0c\u4f46\u6267\u884c\u6b21\u6570\u4e3a80%\u3002\u5728\u7c7b\u4f3c\u7684FLOPs\u6848\u4f8b\u4e2d\uff0c\u672c\u6587\u7684\u6a21\u578b\u6bd4SASA\u7684\u8868\u73b0\u597d0.35%-0.8%\uff0c\u800c\u76f8\u5bf9\u4e8e\u5176\u4ed6Baseline\u7684\u4f18\u52bf\u751a\u81f3\u66f4\u5927\u3002\u5bf9\u4e8eSANACmix\u3001PVT-ACmix\u548cSwin-ACmix\uff0c\u672c\u6587\u7684\u6a21\u578b\u5b9e\u73b0\u4e86\u6301\u7eed\u7684\u63d0\u5347\u3002SAN- acmix 15\u4ee580%\u7684FLOPs\u8d85\u8fc7SAN 19\u3002PVT-ACmix-T\u663e\u793a\u51fa\u4e0ePVT-Large\u76f8\u5f53\u7684\u6027\u80fd\uff0c\u53ea\u670940%\u7684FLOPs\u3002Swin-ACmix-S\u4ee560% FLOPs\u5b9e\u73b0\u4e86\u6bd4Swin-B\u66f4\u9ad8\u7684\u7cbe\u5ea6\u3002<\/p>\n\n\n\n<h3><strong>5.2 \u8bed\u4e49\u5206\u5272\u4e0e\u76ee\u6807\u68c0\u6d4b<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"727\" height=\"398\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-81.jpeg\" alt=\"\" class=\"wp-image-3756\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-81.jpeg 727w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-81-300x164.jpeg 300w\" sizes=\"(max-width: 727px) 100vw, 727px\" \/><\/figure>\n\n\n\n<p>\u4f5c\u8005\u5728ADE20K\u6570\u636e\u96c6\u4e2d\u8bc4\u4f30\u4e86\u6a21\u578b\u7684\u6709\u6548\u6027\uff0c\u5e76\u5728Semantic-FPN \u548cUperNet\u4e24\u79cd\u5206\u5272\u65b9\u6cd5\u4e0a\u663e\u793a\u7ed3\u679c\u3002\u5728ImageNet-1K\u4e0a\u9884\u8bad\u7ec3Backbone\u3002\u4e8b\u5b9e\u8bc1\u660eACmix\u5728\u6240\u6709\u8bbe\u7f6e\u4e0b\u90fd\u5b9e\u73b0\u4e86\u63d0\u5347\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"727\" height=\"278\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-82.jpeg\" alt=\"\" class=\"wp-image-3757\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-82.jpeg 727w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-82-300x115.jpeg 300w\" sizes=\"(max-width: 727px) 100vw, 727px\" \/><\/figure>\n\n\n\n<p>\u4f5c\u8005\u4e5f\u5728COCO\u4e0a\u8fdb\u884c\u4e86\u5b9e\u9a8c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"752\" height=\"391\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-83.jpeg\" alt=\"\" class=\"wp-image-3758\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-83.jpeg 752w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-83-300x156.jpeg 300w\" sizes=\"(max-width: 752px) 100vw, 752px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"728\" height=\"281\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-84.jpeg\" alt=\"\" class=\"wp-image-3759\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-84.jpeg 728w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-84-300x116.jpeg 300w\" sizes=\"(max-width: 728px) 100vw, 728px\" \/><\/figure>\n\n\n\n<p>\u88683\u548c\u88684\u663e\u793a\u4e86\u57fa\u4e8eresnet\u7684\u6a21\u578b\u548c\u57fa\u4e8eTransformer\u7684\u6a21\u578b\u5728\u4e0d\u540c\u68c0\u6d4bhead\u60c5\u51b5\u4e0b\u7684\u7ed3\u679c\uff0c\u5305\u62ecRetinaNet\u3001Mask R-CNN \u548c Cascade Mask R-CNN\u3002\u53ef\u4ee5\u89c2\u5bdf\u5230ACmix\u59cb\u7ec8\u4f18\u4e8e\u5177\u6709\u76f8\u4f3c\u53c2\u6570\u6216FLOPs\u7684Baseline\u3002\u8fd9\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86\u5c06ACmix\u8f6c\u79fb\u5230\u4e0b\u6e38\u4efb\u52a1\u65f6\u7684\u6709\u6548\u6027\u3002<\/p>\n\n\n\n<h3><strong>5.3 \u6d88\u878d\u5b9e\u9a8c<\/strong><\/h3>\n\n\n\n<h5><strong>1\u3001\u7ed3\u5408\u4e24\u4e2a\u8def\u5f84\u7684\u8f93\u51fa<\/strong><\/h5>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"748\" height=\"353\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-85.jpeg\" alt=\"\" class=\"wp-image-3760\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-85.jpeg 748w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-85-300x142.jpeg 300w\" sizes=\"(max-width: 748px) 100vw, 748px\" \/><\/figure>\n\n\n\n<p>\u63a2\u7d22\u5377\u79ef\u548c\u81ea\u6ce8\u610f\u529b\u8f93\u51fa\u7684\u4e0d\u540c\u7ec4\u5408\u5bf9\u4e8e\u6a21\u578b\u6027\u80fd\u7684\u5f71\u54cd\u3002\u4f5c\u8005\u91c7\u7528\u4e86\u591a\u79cd\u7ec4\u5408\u65b9\u6cd5\u8fdb\u884c\u5b9e\u9a8c\uff0c\u7ed3\u679c\u603b\u7ed3\u5982\u88686\u6240\u793a\u3002\u901a\u8fc7\u7528\u4f20\u7edf\u76843 \u00d7 3\u5377\u79ef\u4ee3\u66ff\u7a97\u53e3\u6ce8\u610f\uff0c\u8fd8\u5c55\u793a\u4e86\u4ec5\u91c7\u7528\u4e00\u6761\u8def\u5f84\u7684\u6a21\u578b\u7684\u6027\u80fd\uff0cSwin-T\u7528\u81ea\u6ce8\u610f\u529b\uff0c\u800cConv-Swin-T\u7528\u5377\u79ef\u3002\u6b63\u5982\u6240\u89c2\u5bdf\u5230\u7684\uff0c\u5377\u79ef\u548c\u81ea\u6ce8\u610f\u529b\u6a21\u5757\u7684\u7ec4\u5408\u59cb\u7ec8\u4f18\u4e8e\u4f7f\u7528\u5355\u4e00\u8def\u5f84\u7684\u6a21\u578b\u3002\u56fa\u5b9a\u6240\u6709\u64cd\u4f5c\u7b26\u7684\u5377\u79ef\u548c\u81ea\u6ce8\u610f\u529b\u7684\u6bd4\u4f8b\u4e5f\u4f1a\u5bfc\u81f4\u6027\u80fd\u4e0b\u964d\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u4f7f\u7528\u5b66\u4e60\u7684\u53c2\u6570\u7ed9ACmix\u5e26\u6765\u4e86\u66f4\u9ad8\u7684\u7075\u6d3b\u6027\uff0c\u5377\u79ef\u548c\u81ea\u6ce8\u610f\u529b\u8def\u5f84\u7684\u5f3a\u5ea6\u53ef\u4ee5\u6839\u636e\u6ee4\u6ce2\u5668\u5728\u6574\u4e2a\u7f51\u7edc\u4e2d\u7684\u4f4d\u7f6e\u81ea\u9002\u5e94\u8c03\u6574\u3002<\/p>\n\n\n\n<h5><strong>2\u3001Group Convolution Kernels<\/strong><\/h5>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"731\" height=\"312\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-86.jpeg\" alt=\"\" class=\"wp-image-3761\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-86.jpeg 731w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-86-300x128.jpeg 300w\" sizes=\"(max-width: 731px) 100vw, 731px\" \/><\/figure>\n\n\n\n<p>\u4f5c\u8005\u8fd8\u5bf9\u7ec4\u5377\u79ef\u6838\u7684\u9009\u62e9\u8fdb\u884c\u4e86\u6d88\u878d\u5b9e\u9a8c\uff0c\u5728\u88687\u4e2d\u5b9e\u8bc1\u5730\u5c55\u793a\u4e86\u6bcf\u79cd\u9002\u5e94\u7684\u6709\u6548\u6027\uff0c\u4ee5\u53ca\u5b83\u5bf9\u5b9e\u9645\u63a8\u7406\u901f\u5ea6\u7684\u5f71\u54cd\u3002\u7528\u7ec4\u5377\u79ef\u4ee3\u66ff\u5f20\u91cf\u4f4d\u79fb\uff0c\u5927\u5927\u63d0\u9ad8\u4e86\u63a8\u7406\u901f\u5ea6\u3002\u6b64\u5916\uff0c\u4f7f\u7528\u53ef\u5b66\u4e60\u7684\u5377\u79ef\u6838\u548c\u7cbe\u5fc3\u8bbe\u8ba1\u7684\u521d\u59cb\u5316\u589e\u5f3a\u4e86\u6a21\u578b\u7684\u7075\u6d3b\u6027\uff0c\u5e76\u6709\u52a9\u4e8e\u6700\u7ec8\u7684\u6027\u80fd\u3002<\/p>\n\n\n\n<h3><strong>5.5 Bias towards Different Paths<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"746\" height=\"534\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-87.jpeg\" alt=\"\" class=\"wp-image-3762\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-87.jpeg 746w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/04\/image-87-300x215.jpeg 300w\" sizes=\"(max-width: 746px) 100vw, 746px\" \/><\/figure>\n\n\n\n<p>\u540c\u6837\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cACmix\u5f15\u5165\u4e86\u4e24\u4e2a\u53ef\u5b66\u4e60\u6807\u91cf\u03b1\u3001\u03b2\u6765\u5408\u5e76\u6765\u81ea\u4e24\u4e2a\u8def\u5f84\u7684\u8f93\u51fa\u3002\u8fd9\u5bfc\u81f4\u4e86\u6a21\u5757\u7684\u4e00\u4e2a\u526f\u4ea7\u54c1\uff0c\u5176\u4e2d\u03b1\u548c\u03b2\u5b9e\u9645\u4e0a\u53cd\u6620\u4e86\u6a21\u578b\u5728\u4e0d\u540c\u6df1\u5ea6\u4e0a\u5bf9\u5377\u79ef\u6216\u81ea\u6ce8\u610f\u529b\u7684\u504f\u5411\u3002\u8fd9\u91cc\u8fdb\u884c\u4e86\u5e73\u884c\u5b9e\u9a8c\uff0c\u56fe5\u663e\u793a\u4e86SAN-ACmix\u6a21\u578b\u548cSwin-ACmix \u6a21\u578b\u4e2d\u4e0d\u540c\u5c42\u5b66\u5230\u7684\u53c2\u6570\u03b1\u3001\u03b2\u3002\u5de6\u56fe\u548c\u4e2d\u95f4\u56fe\u5206\u522b\u663e\u793a\u4e86\u81ea\u6ce8\u610f\u529b\u548c\u5377\u79ef\u8def\u5f84\u901f\u7387\u7684\u53d8\u5316\u8d8b\u52bf\u3002\u5728\u4e0d\u540c\u7684\u5b9e\u9a8c\u4e2d\uff0c\u901f\u7387\u7684\u53d8\u5316\u76f8\u5bf9\u8f83\u5c0f\uff0c\u7279\u522b\u662f\u5f53\u5c42\u66f4\u6df1\u65f6\u3002\u8fd9\u4e2a\u89c2\u5bdf\u7ed3\u679c\u8868\u660e\uff0c\u5bf9\u4e8e\u4e0d\u540c\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u6df1\u5ea6\u6a21\u578b\u5177\u6709\u7a33\u5b9a\u7684\u504f\u597d\u3002\u5728\u53f3\u8fb9\u7684\u56fe\u4e2d\u663e\u793a\u4e86\u4e00\u4e2a\u66f4\u660e\u663e\u7684\u8d8b\u52bf\uff0c\u5176\u4e2d\u4e24\u4e2a\u8def\u5f84\u4e4b\u95f4\u7684\u6bd4\u7387\u88ab\u660e\u786e\u5730\u8868\u793a\u51fa\u6765\u3002\u53ef\u4ee5\u770b\u5230\uff1a<\/p>\n\n\n\n<ul><li>\u5728Transformer\u6a21\u578b\u7684\u65e9\u671f\u9636\u6bb5\uff0c\u5377\u79ef\u53ef\u4ee5\u4f5c\u4e3a\u5f88\u597d\u7684\u7279\u5f81\u63d0\u53d6\u5668\u3002<\/li><li>\u5728\u7f51\u7edc\u7684\u4e2d\u95f4\u9636\u6bb5\uff0c\u6a21\u578b\u503e\u5411\u4e8e\u5229\u7528\u4e24\u79cd\u8def\u5f84\u7684\u6df7\u5408\uff0c\u5bf9\u5377\u79ef\u7684\u504f\u5411\u8d8a\u6765\u8d8a\u5927\u3002<\/li><li>\u5728\u6700\u540e\u9636\u6bb5\uff0c\u81ea\u6ce8\u610f\u529b\u8868\u73b0\u51fa\u6bd4\u5377\u79ef\u66f4\u5927\u7684\u4f18\u52bf\u3002\u8fd9\u4e5f\u4e0e\u4e4b\u524d\u4f5c\u54c1\u7684\u8bbe\u8ba1\u6a21\u5f0f\u4e00\u81f4\uff0c\u5373\u5728\u6700\u540e\u9636\u6bb5\u591a\u91c7\u7528\u81ea\u6ce8\u610f\u529b\u6765\u4ee3\u66ff\u539f\u6765\u76843&#215;3\u5377\u79ef\uff0c\u65e9\u671f\u7684\u5377\u79ef\u88ab\u8bc1\u660e\u5bf9vision transformer\u66f4\u6709\u6548\u3002<\/li><\/ul>\n\n\n\n<p>\u901a\u8fc7\u5206\u6790\u03b1\u548c\u03b2\u7684\u53d8\u5316\u53d1\u73b0\u5728\u6df1\u5ea6\u6a21\u578b\u7684\u4e0d\u540c\u9636\u6bb5\u5bf9\u5377\u79ef\u548c\u81ea\u6ce8\u610f\u529b\u6709\u4e0d\u540c\u7684\u504f\u5411\u3002<strong>\u53c2\u8003<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8bba\u6587\u94fe\u63a5\uff1ahttps:\/\/arxiv.org\/pdf\/2111.14556.pdf \u4ee3\u7801\u94fe\u63a5\uff1ahttps:\/\/ &hellip; <a href=\"http:\/\/139.9.1.231\/index.php\/2022\/04\/13\/cvpr-2022self-attentionandcnn\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">CVPR 2022\uff5cSelf-Attention\u548cCNN\u7684\u4f18\u96c5\u96c6\u6210\uff01\u6e05\u534e\u5927\u5b66\u7b49\u63d0\u51faACmix\uff0c\u6027\u80fd\u901f\u5ea6\u5168\u9762\u63d0\u5347\uff01<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[9],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/3744"}],"collection":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/comments?post=3744"}],"version-history":[{"count":5,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/3744\/revisions"}],"predecessor-version":[{"id":3772,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/3744\/revisions\/3772"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=3744"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=3744"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=3744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}