{"id":4694,"date":"2022-09-28T17:03:00","date_gmt":"2022-09-28T09:03:00","guid":{"rendered":"http:\/\/139.9.1.231\/?p=4694"},"modified":"2022-10-06T16:15:28","modified_gmt":"2022-10-06T08:15:28","slug":"swin-transformer","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2022\/09\/28\/swin-transformer\/","title":{"rendered":"Swin Transformer\u8bba\u6587\u89e3\u8bfb\u4e0e\u601d\u8003"},"content":{"rendered":"\n<p>\u8bba\u6587\uff1a <a href=\"https:\/\/arxiv.org\/abs\/2103.14030\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/arxiv.org\/abs\/2103.14030<\/a><\/p>\n\n\n\n<p>github\uff1a<a href=\"https:\/\/github.com\/microsoft\/Swin-Transformer\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/github.com\/microsoft\/Swin-Transformer<\/a><\/p>\n\n\n\n<p class=\"has-light-gray-background-color has-background\">\u4ee3\u7801\u8be6\u89e3  <a rel=\"noreferrer noopener\" href=\"https:\/\/zhuanlan.zhihu.com\/p\/384514268\" target=\"_blank\">https:\/\/zhuanlan.zhihu.com\/p\/384514268<\/a><\/p>\n\n\n\n<p class=\"has-bright-blue-background-color has-background\"><a href=\"https:\/\/zhuanlan.zhihu.com\/p\/348593638\" data-type=\"URL\" data-id=\"https:\/\/zhuanlan.zhihu.com\/p\/348593638\" target=\"_blank\" rel=\"noreferrer noopener\">Vision Transformer , Vision MLP \u8d85\u8be6\u7ec6\u89e3\u8bfb (\u539f\u7406\u5206\u6790+\u4ee3\u7801\u89e3\u8bfb) (\u76ee\u5f55)<\/a><\/p>\n\n\n\n<p class=\"has-light-pink-background-color has-background\">\u8bba\u6587\u8be6\u89e3\uff1a<a rel=\"noreferrer noopener\" href=\"https:\/\/space.bilibili.com\/1567748478\/channel\/collectiondetail?sid=32744\" target=\"_blank\">https:\/\/space.bilibili.com\/1567748478\/channel\/collectiondetail?sid=32744<\/a><\/p>\n\n\n\n<p class=\"has-light-pink-background-color has-background\"><strong>Swin Transformer\u89c6\u9891\u8bb2\u89e3\uff1a<\/strong><\/p>\n\n\n\n<p class=\"has-light-pink-background-color has-background\"><a href=\"https:\/\/github.com\/WZMIAOMIAO\/deep-learning-for-image-processing\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/github.com\/WZMIAOMIAO\/deep-learning-for-image-processing<\/a><\/p>\n\n\n\n\n\n<p class=\"has-bright-blue-background-color has-background\"> <strong> \u6458\u8981 \uff1a\u76ee\u524dtransformer\u5e94\u7528\u4e8eCV\u9886\u57df\u7684\u6311\u6218\u4e3b\u8981\u6709\u4e24\u4e2a\uff0c\u4e00\u4e2a\u662f\u56fe\u7247\u591a\u5c3a\u5ea6\u8bed\u4e49\u4fe1\u606f\u7684\u95ee\u9898\uff0c\u540c\u4e00\u4e2a\u7269\u4f53\u5728\u4e0d\u540c\u56fe\u7247\u4e2d\u7684\u5927\u5c0f\u5c3a\u5ea6\u53d8\u5316\u5f88\u5927\uff0c\u53e6\u5916\u5c31\u662f\u96be\u4ee5\u5904\u7406\u9ad8\u5206\u8fa8\u7684\u56fe\u7247\uff0c\u5982\u679c\u4ee5pix\u50cf\u7d20\u4f5c\u4e3a\u5e8f\u5217\u5143\u7d20\uff0c\u90a3\u4e48\u8ba1\u7b97\u6210\u672c\u592a\u5927\uff0c\u56e0\u6b64\u4e00\u90e8\u5206\u65b9\u6cd5\u662f\u5c06CNN\u63d0\u53d6\u56fe\u7247\u7279\u5f81\u5728\u9001\u8fdbtransformer\u4e2d \uff0c\u6216\u8005\u901a\u8fc7patch\uff0c\u5c06\u56fe\u7247\u53d8\u6210\u4e00\u4e2a\u4e2a\u7684patch\u3002\u4f5c\u8005\u63d0\u51faSwin Transformer \u76ee\u6807\u662f\u5e0c\u671b\u4f5c\u4e3a\u4e00\u79cd\u8ba1\u7b97\u673a\u89c6\u89c9\u7684\u901a\u7528\u4e3b\u5e72\u7f51\u7edc\uff08\u56e0\u4e3aVIT\u7684\u63d0\u51fa\u5df2\u7ecf\u8bc1\u660e\u4e86<strong>Transformer<\/strong><\/strong>\u5728CV\u7684\u53ef\u884c\u6027<strong>\uff09\uff0c\u8fd9\u662f\u4e00\u79cd\u5c42\u7ea7\u7684\u67b6\u6784\u3002\u901a\u8fc7\u7a97\u53e3\u6ce8\u610f\u529b\u4ee5\u53ca\u8f6c\u79fb\u7a97\u53e3\u6ce8\u610f\u529b\uff0c\u4e0d\u4ec5\u964d\u4f4e\u4e86\u8ba1\u7b97\u91cf\uff0c\u540c\u65f6\u5c42\u7ea7\u67b6\u6784\u5bf9\u4e8e\u4e0d\u540c\u5c3a\u5ea6\u7684\u4fe1\u606f\u5904\u7406\u90fd\u5341\u5206\u7075\u6d3b\uff0c\u8be5\u67b6\u6784\u5728\u56fe\u50cf\u5206\u7c7b\u3001\u76ee\u6807\u68c0\u6d4b\u3001\u8bed\u4e49\u5206\u5272\u7b49\u4efb\u52a1\u4e2d\u8868\u73b0\u51fa\u8272\u3002<\/strong>\uff08\u5bf9\u4e8e<strong>\u56fe\u50cf\u5206\u7c7b\u3001\u76ee\u6807\u68c0\u6d4b\u3001\u8bed\u4e49\u5206\u5272\u7b49<\/strong>\u4e0b\u6e38\u4efb\u52a1\uff0c\u5c24\u5176\u662f\u5bc6\u96c6\u9884\u6d4b\u4efb\u52a1\uff0c\u591a\u5c3a\u5ea6\u7279\u5f81\u662f\u5341\u5206\u5fc5\u8981\u7684\uff09<\/p>\n\n\n\n<h2>\u5f15\u8a00<\/h2>\n\n\n\n<p>\u9996\u5148\u6765\u770b\u4f5c\u8005\u7ed9\u51fa\u7684Swin Transformer \u548c VIT\u7ed3\u6784\u5bf9\u6bd4\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"682\" height=\"670\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-274.png\" alt=\"\" class=\"wp-image-8490\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-274.png 682w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-274-300x295.png 300w\" sizes=\"(max-width: 682px) 100vw, 682px\" \/><\/figure>\n\n\n\n<p>    <strong>VIT\u7684patch\u56fa\u5b9a16*16\uff08\u53ef\u4ee5\u8ba4\u4e3a\u662f16\u500d\u4e0b\u91c7\u6837\uff09\uff0c\u591a\u5c3a\u5ea6\u7279\u5f81\u5904\u7406\u4e0d\u597d\uff0c\u56e0\u4e3a\u6574\u4e2a\u8fc7\u7a0b\u90fd\u662f\u5728\u540c\u4e00\u5c3a\u5ea6\u4e0b\u64cd\u4f5c\u7684\uff0c\u51fa\u6765\u7684\u7279\u5f81\u662f\u5355\u5c3a\u5ea6\u7684\uff0c\u4f18\u70b9\u662f\u5168\u5c40\u7684\u7279\u5f81\u5904\u7406\u6bd4\u8f83\u5f3a\uff0c\u56e0\u4e3a\u662f\u5728\u5168\u5c40\u7684\u5c3a\u5ea6\u8fdb\u884c\u64cd\u4f5c\u7684\uff0c\u4f46\u56e0\u6b64\u4ed6\u7684\u590d\u6742\u5ea6\u8ddf\u56fe\u50cf\u5c3a\u5bf8\u6210\u5e73\u65b9\u500d\u7684\u589e\u957f\uff0c\u5f88\u96be\u5904\u7406\u76ee\u524d\u56fe\u50cf\u5206\u5272\u68c0\u6d4b\u3002\u518d\u6765\u770b Swin Transformer \uff0c\u901a\u8fc7\u56fe\u53ef\u4ee5\u770b\u51fa\u4f5c\u8005\u501f\u9274\u4e86CNN\u7684\u5f88\u591a\u8bbe\u8ba1\u601d\u8def\uff0c\u4e3a\u4e86\u51cf\u5c11\u5e8f\u5217\u957f\u5ea6\uff0c\u51cf\u4f4e\u8ba1\u7b97\u91cf\uff0c\u4ec5\u5728\u4e0a\u9762\u7684\u7ea2\u6846\u4e2d\u8fdb\u884c\u81ea\u6ce8\u610f\u529b\u8ba1\u7b97\uff0c\u8ba1\u7b97\u590d\u6742\u5ea6\u4f1a\u8ddf\u6574\u5f20\u56fe\u7247\u7684\u5927\u5c0f\u6210\u7ebf\u6027\u5173\u7cfb\u3002\u53e6\u5916\u4f5c\u8005\u4f7f\u7528\u57fa\u4e8e\u7a97\u53e3\u7684\u6ce8\u610f\u529b\u7684\u4e5f\u53ef\u4ee5\u5f88\u597d\u7684\u628a\u63e1\u7269\u4f53\u7684\u5168\u5c40\u4fe1\u606f\uff08\u56e0\u4e3a\u5728CV\u4e2d\uff0c\u4e00\u4e2a\u7269\u4f53\u7684\u7edd\u5927\u90e8\u5206\u90fd\u5b58\u5728\u5355\u4e2awindows\u7a97\u53e3\u4e2d\uff0c\u5f88\u5c11\u4f1a\u6a2a\u8de8\u591a\u4e2a\u7a97\u53e3\uff09\uff0c\u53e6\u5916CNN\u7f51\u7edc\u7684\u5982\u4f55\u6293\u4f4f\u7269\u4f53\u7684\u591a\u5c3a\u5ea6\u7279\u5f81\uff1f\u662f\u56e0\u4e3apool\u6c60\u5316\u5c42\u7684\u5b58\u5728\uff0c\u6bcf\u6b21\u6c60\u5316\u80fd\u591f\u589e\u5927\u5377\u79ef\u6838\u770b\u5230\u7684\u611f\u53d7\u91ce\u3002\u56e0\u6b64\u4f5c\u8005\u63d0\u51fa\u4e86patch merging\uff0c\u5c06\u76f8\u90bb\u7684\u56db\u4e2apatch\u5408\u5e76\u6210\u4e00\u4e2a\u5927patch(\u53ef\u4ee5\u8ba4\u4e3a\u662f\u52a0\u6743\u6c60\u5316)\uff0c\u8fd9\u6837\u5408\u5e76\u51fa\u6765\u7684\u4e00\u4e2a \u5927patch\u5c31\u53ef\u4ee5\u770b\u5230\u56db\u4e2a\u5c0fpatch\u5185\u5bb9<\/strong>\uff0c<strong>\u611f\u53d7\u91ce\u589e\u5927\u3002\u6709\u4e86\u591a\u5c3a\u5ea6\u7279\u5f81\uff084*\uff0c8*\uff0c16*\u591a\u5c3a\u5ea6\u7279\u5f81\u56fe\uff09\u4ee5\u540e\uff0c\u53ef\u4ee5\u63a5\u4e00\u4e2aFPN\u5934\uff0c\u7531\u4e8e\u505a\u68c0\u6d4b\u4efb\u52a1\uff0c\u4e5f\u53ef\u4ee5\u653e\u5728unet\u505a\u5206\u5272\u4efb\u52a1\uff0c\u8fd9\u5c31\u662f\u4f5c\u8005\u6240\u8bf4\u7684\uff0c Swin Transformer \u662f\u53ef\u4ee5\u505a\u4e00\u4e2a\u901a\u7528\u9aa8\u5e72\u7f51\u7edc\u3002<\/strong><\/p>\n\n\n\n<pre id=\"tw-target-text\" class=\"wp-block-preformatted\">    Transformer\u7684\u521d\u8877\u5c31\u662f\u66f4\u597d\u7684\u7406\u89e3\u4e0a\u4e0b\u6587\uff0c\u5982\u679c\u7a97\u53e3\u90fd\u662f\u4e0d\u91cd\u53e0\u7684\uff0c\u90a3\u81ea\u6ce8\u610f\u529b\u771f\u7684\u5c31\u53d8\u6210\u5b64\u7acb\u81ea\u6ce8\u610f\u529b\uff0c\u5c31\u6ca1\u6709\u5168\u5c40\u5efa\u6a21\u7684\u80fd\u529b   \n    Swin Transformer \u7684\u4e00\u4e2a\u5173\u952e\u8bbe\u8ba1\u56e0\u7d20:\u79fb\u52a8\u7a97\u53e3\u64cd\u4f5c\u3002\u5728\u7b2cl\u5c42\uff0c\u901a\u8fc7\u5212\u5206\u4e0d\u540c\u7684\u5c0f\u7a97\u53e3\uff08\u5b9e\u9645\u4e2d\u662f\u4e00\u4e2a\u7a97\u53e3\u67097*7\u4e2apatch\uff08\u6700\u5c0f\u5355\u4f4d\uff09\uff0c\u8fd9\u91cc\u793a\u610f\u56fe\u4ee54*4\u7684patch\u4f5c\u4e3a\u4e00\u4e2a\u7a97\u53e3\uff09\uff0c\u81ea\u6ce8\u610f\u529b\u53ea\u5728\u7a97\u53e3\u4e2d\u8ba1\u7b97 \uff0c\u5c31\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u5e8f\u5217\u957f\u5ea6\uff0c\u4ece\u800c\u51cf\u5c11\u8ba1\u7b97\u590d\u6742\u5ea6\u3002shift\u64cd\u4f5c\u53ef\u4ee5\u8ba4\u4e3a\u662f\u5c06l\u5c42\u7684\u7a97\u53e3\u6574\u4f53\u5411\u53f3\u4e0b\u52a0\u79fb\u52a8\u4e24\u4e2apatch\u6240\u5f62\u6210\u7684\u65b0\u7684\u7a97\u53e3\uff0c\u65b0\u7684\u7279\u5f81\u56fe\u8fdb\u884c\u5206\u5272windws\u4ee5\u540e\u5c31\u6709l+1\u5c42\u6240\u793a\u7684\u8fd9\u4e9b\u7a97\u53e3\uff08\u5982\u4e0b\u56fe\u5171\u4e5d\u4e2a\uff09\u4e86\u3002\u5982\u679c\u6ca1\u6709shift\uff0c\u90a3\u4e48\u6240\u6709\u7a97\u53e3\u4e0d\u91cd\u53e0\uff0c\u5728\u7a97\u53e3\u8fdb\u884c\u81ea\u6ce8\u610f\u529b\u65f6\u5019\uff0c\u7a97\u53e3\u4e4b\u95f4\u65e0\u6cd5\u4ea4\u4e92\uff0c\u5c31\u65e0\u6cd5\u8fbe\u5230transformer\u7684\u521d\u8877\u4e86\uff08\u66f4\u597d\u7684\u7406\u89e3\u4e0a\u4e0b\u6587\uff09\uff0cshift\u540e\u4e0d\u540c\u7a97\u53e3\u7684patch\u5c31\u53ef\u4ee5\u8fdb\u884c\u4ea4\u4e92\u4e86\u3002\u518d\u52a0\u4e0a\u4e00\u4e2a<strong>patch merging\u64cd\u4f5c\uff0c\u4e0d\u65ad\u6269\u5927<\/strong>\u611f\u53d7\u91ce\uff0c\u5230\u6700\u540e\u51e0\u5c42\u7684\u65f6\u5019\uff0c\u6bcf\u4e2apatch\u7684\u611f\u53d7\u91ce\u5df2\u7ecf\u5f88\u5927\u4e86\uff0c\u5b9e\u9645\u4e0a\u5c31\u53ef\u4ee5\u770b\u5230\u5927\u90e8\u5206\u56fe\u7247\u4e86\uff0cshift\u64cd\u4f5c\u4ee5\u540e\uff0c\u5c31\u53ef\u4ee5\u770b\u6210\u662f\u5168\u5c40\u6ce8\u610f\u529b\u64cd\u4f5c\uff0c\u8fd9\u6837\u5373\u7701\u5185\u5b58\u6548\u679c\u4e5f\u597d\u3002<\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"758\" height=\"595\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-275.png\" alt=\"\" class=\"wp-image-8537\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-275.png 758w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-275-300x235.png 300w\" sizes=\"(max-width: 758px) 100vw, 758px\" \/><\/figure>\n\n\n\n<p>    \u5f15\u8a00\u7684\u6700\u540e\uff0c\u4f5c\u8005\u575a\u4fe1\uff0c\u4e00\u4e2aCV\u548cNLP\u5927\u4e00\u7edf\u7684\u6846\u67b6\u662f\u53ef\u4ee5\u4fc3\u8fdb\u4e24\u4e2a\u9886\u57df\u5171\u540c\u53d1\u5c55\u7684\uff0c\u4f46\u5b9e\u9645\u4e0a Swin Transformer \u66f4\u591a\u7684\u662f\u5229\u7528\u4e86CNN\u7684\u5148\u9a8c\u77e5\u8bc6\uff0c\u4ece\u800c\u5728\u8ba1\u7b97\u673a\u89c6\u89c9\u9886\u57df\u5927\u6740\u56db\u65b9\u3002\u4f46\u662f\u5728\u6a21\u578b\u5927\u4e00\u7edf\u4e0a\uff0c\u4e5f\u5c31\u662f unified architecture \u4e0a\u6765\u8bf4\uff0c\u5176\u5b9e ViT \u8fd8\u662f\u505a\u7684\u66f4\u597d\u7684\uff0c\u56e0\u4e3a\u5b83\u771f\u7684\u53ef\u4ee5\u4ec0\u4e48\u90fd\u4e0d\u6539\uff0c\u4ec0\u4e48\u5148\u9a8c\u4fe1\u606f\u90fd\u4e0d\u52a0\uff0c\u5c31\u80fd\u8ba9Transformer\u5728\u4e24\u4e2a\u9886\u57df\u90fd\u80fd\u7528\u7684\u5f88\u597d\uff0c\u8fd9\u6837\u6a21\u578b\u4e0d\u4ec5\u53ef\u4ee5\u5171\u4eab\u53c2\u6570\uff0c\u800c\u4e14\u751a\u81f3\u53ef\u4ee5\u628a\u6240\u6709\u6a21\u6001\u7684\u8f93\u5165\u76f4\u63a5\u5c31\u62fc\u63a5\u8d77\u6765\uff0c\u5f53\u6210\u4e00\u4e2a\u5f88\u957f\u7684\u8f93\u5165\uff0c\u76f4\u63a5\u6254\u7ed9Transformer\u53bb\u505a\uff0c\u800c\u4e0d\u7528\u8003\u8651\u6bcf\u4e2a\u6a21\u6001\u7684\u7279\u6027<\/p>\n\n\n\n<p class=\"has-yellow-background-color has-background\">\u5148\u770b\u7ed3\u8bba\uff1a<\/p>\n\n\n\n<p>   \u8fd9\u7bc7\u8bba\u6587\u63d0\u51fa\u4e86 Swin Transformer\uff0c\u5b83\u662f\u4e00\u4e2a\u5c42\u7ea7\u5f0f\u7684Transformer\uff0c\u800c\u4e14\u5b83\u7684\u8ba1\u7b97\u590d\u6742\u5ea6\u662f\u8ddf\u8f93\u5165\u56fe\u50cf\u7684\u5927\u5c0f\u5448\u7ebf\u6027\u589e\u957f\u7684\u3002Swin Transformerr \u5728 COCO \u548c ADE20K\u4e0a\u7684\u6548\u679c\u90fd\u975e\u5e38\u7684\u597d\uff0c\u8fdc\u8fdc\u8d85\u8d8a\u4e86\u4e4b\u524d\u6700\u597d\u7684\u65b9\u6cd5\uff0c\u6240\u4ee5\u4f5c\u8005\u8bf4\u57fa\u4e8e\u6b64\uff0c\u5e0c\u671b Swin Transformer \u80fd\u591f\u6fc0\u53d1\u51fa\u66f4\u591a\u66f4\u597d\u7684\u5de5\u4f5c\uff0c\u5c24\u5176\u662f\u5728\u591a\u6a21\u6001\u65b9\u9762\u3002<\/p>\n\n\n\n<p>   \u56e0\u4e3a\u5728Swin Transformer \u8fd9\u7bc7\u8bba\u6587\u91cc\u6700\u5173\u952e\u7684\u4e00\u4e2a\u8d21\u732e\u5c31\u662f\u57fa\u4e8e Shifted Window \u7684\u81ea\u6ce8\u610f\u529b\uff0c\u5b83\u5bf9\u5f88\u591a\u89c6\u89c9\u7684\u4efb\u52a1\uff0c\u5c24\u5176\u662f\u5bf9\u4e0b\u6e38\u5bc6\u96c6\u9884\u6d4b\u578b\u7684\u4efb\u52a1\u662f\u975e\u5e38\u6709\u5e2e\u52a9\u7684\uff0c\u4f46\u662f\u5982\u679c Shifted Window \u64cd\u4f5c\u4e0d\u80fd\u7528\u5230 NLP \u9886\u57df\u91cc\uff0c\u5176\u5b9e\u5728\u6a21\u578b\u5927\u4e00\u7edf\u4e0a\u8bba\u636e\u5c31\u4e0d\u662f\u90a3\u4e48\u5f3a\u4e86\uff0c\u6240\u4ee5<strong>\u4f5c\u8005\u8bf4\u63a5\u4e0b\u6765\u4ed6\u4eec\u7684\u672a\u6765\u5de5\u4f5c\u5c31\u662f\u8981\u628a Shifted Windows\u7528\u5230 NLP \u91cc\u9762\uff0c\u800c\u4e14\u5982\u679c\u771f\u7684\u80fd\u505a\u5230\u8fd9\u4e00\u70b9\uff0c\u90a3 Swin Transformer\u771f\u7684\u5c31\u662f\u4e00\u4e2a\u91cc\u7a0b\u7891\u5f0f\u7684\u5de5\u4f5c\u4e86\uff0c\u800c\u4e14\u6a21\u578b\u5927\u4e00\u7edf\u7684\u6545\u4e8b\u4e5f\u5c31\u8bb2\u7684\u5706\u6ee1\u4e86<\/strong><\/p>\n\n\n\n<h2><strong>\u65b9\u6cd5<\/strong><\/h2>\n\n\n\n<p>\u4e3b\u8981\u5206\u4e3a\u4e24\u5927\u5757<\/p>\n\n\n\n<ul><li>\u5927\u6982\u628a\u6574\u4f53\u7684\u6d41\u7a0b\u8bb2\u4e86\u4e00\u4e0b\uff0c\u4e3b\u8981\u5c31\u662f\u8fc7\u4e86\u4e00\u4e0b\u524d\u5411\u8fc7\u7a0b\uff0c\u4ee5\u53ca\u63d0\u51fa\u7684 patch merging \u64cd\u4f5c\u662f\u600e\u4e48\u505a\u7684<\/li><li>\u57fa\u4e8e Shifted Window \u7684\u81ea\u6ce8\u610f\u529b\uff0cSwin Transformer\u600e\u4e48\u628a\u5b83\u53d8\u6210\u4e00\u4e2atransformer block \u8fdb\u884c\u8ba1\u7b97<\/li><\/ul>\n\n\n\n<p class=\"has-bright-blue-background-color has-background\"><strong>\u524d\u5411\u8fc7\u7a0b<\/strong><\/p>\n\n\n\n<ul><li>\u5047\u8bbe\u8bf4\u6709\u4e00\u5f20224*224*3\uff08ImageNet \u6807\u51c6\u5c3a\u5bf8\uff09\u7684\u8f93\u5165\u56fe\u7247<\/li><li>\u7b2c\u4e00\u6b65\u5c31\u662f\u50cf ViT \u90a3\u6837\u628a\u56fe\u7247\u6253\u6210 patch\uff0c\u5728 Swin Transformer \u8fd9\u7bc7\u8bba\u6587\u91cc\uff0c\u5b83\u7684 patch size \u662f4*4\uff0c\u800c\u4e0d\u662f\u50cf ViT \u4e00\u683716*16\uff0c\u6240\u4ee5\u8bf4\u5b83\u7ecf\u8fc7 patch partition&nbsp;\u6253\u6210 patch \u4e4b\u540e\uff0c\u5f97\u5230\u56fe\u7247\u7684\u5c3a\u5bf8\u662f56*56*48\uff0c56\u5c31\u662f224\/4\uff0c\u56e0\u4e3a patch size \u662f4\uff0c\u5411\u91cf\u7684\u7ef4\u5ea648\uff0c\u56e0\u4e3a4*4*3\uff0c3 \u662f\u56fe\u7247\u7684 RGB \u901a\u9053<\/li><li>\u6253\u5b8c\u4e86 patch \uff0c\u63a5\u4e0b\u6765\u5c31\u8981\u505a Linear Embedding\uff0c\u4e5f\u5c31\u662f\u8bf4\u8981\u628a\u5411\u91cf\u7684\u7ef4\u5ea6\u53d8\u6210\u4e00\u4e2a\u9884\u5148\u8bbe\u7f6e\u597d\u7684\u503c\uff0c\u5c31\u662f Transformer \u80fd\u591f\u63a5\u53d7\u7684\u503c\uff0c\u5728 Swin Transformer \u7684\u8bba\u6587\u91cc\u628a\u8fd9\u4e2a\u8d85\u53c2\u6570\u8bbe\u4e3a c\uff0c\u5bf9\u4e8e Swin tiny \u7f51\u7edc\u6765\u8bf4\uff0c\u4e5f\u5c31\u662f\u4e0a\u56fe\u4e2d\u753b\u7684\u7f51\u7edc\u603b\u89c8\u56fe\uff0c\u5b83\u7684 c \u662f96\uff0c\u6240\u4ee5\u7ecf\u5386\u5b8c Linear Embedding \u4e4b\u540e\uff0c\u8f93\u5165\u7684\u5c3a\u5bf8\u5c31\u53d8\u6210\u4e8656*56*96\uff0c\u524d\u9762\u768456*56\u5c31\u4f1a\u62c9\u76f4\u53d8\u62103136\uff0c\u53d8\u6210\u4e86\u5e8f\u5217\u957f\u5ea6\uff0c\u540e\u9762\u768496\u5c31\u53d8\u6210\u4e86\u6bcf\u4e00\u4e2atoken\u5411\u91cf\u7684\u7ef4\u5ea6\uff0c\u5176\u5b9e Patch Partition \u548c Linear Embedding \u5c31\u76f8\u5f53\u4e8e\u662f ViT \u91cc\u7684Patch Projection \u64cd\u4f5c\uff0c\u800c\u5728\u4ee3\u7801\u91cc\u4e5f\u662f\u7528\u4e00\u6b21\u5377\u79ef\u64cd\u4f5c\u5c31\u5b8c\u6210\u4e86\uff0c<\/li><li>\u7b2c\u4e00\u90e8\u5206\u8ddf ViT \u5176\u5b9e\u8fd8\u662f\u6ca1\u6709\u533a\u522b\u7684\uff0c\u4f46\u7d27\u63a5\u7740\u533a\u522b\u5c31\u6765\u4e86<\/li><li>\u9996\u5148\u5e8f\u5217\u957f\u5ea6\u662f3136\uff0c\u5bf9\u4e8e ViT \u6765\u8bf4\uff0c\u7528 patch size 16*16\uff0c\u5b83\u7684\u5e8f\u5217\u957f\u5ea6\u5c31\u53ea\u6709196\uff0c\u662f\u76f8\u5bf9\u77ed\u5f88\u591a\u7684\uff0c\u8fd9\u91cc\u76843136\u5c31\u592a\u957f\u4e86\uff0c\u662f\u76ee\u524d\u6765\u8bf4Transformer\u4e0d\u80fd\u63a5\u53d7\u7684\u5e8f\u5217\u957f\u5ea6\uff0c\u6240\u4ee5 Swin Transformer \u5c31\u5f15\u5165\u4e86\u57fa\u4e8e\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\u8ba1\u7b97\uff0c\u6bcf\u4e2a\u7a97\u53e3\u6309\u7167\u9ed8\u8ba4\u6765\u8bf4\uff0c\u90fd\u53ea\u6709\u4e03\u4e03\u56db\u5341\u4e5d\u4e2a patch\uff0c\u6240\u4ee5\u8bf4\u5e8f\u5217\u957f\u5ea6\u5c31\u53ea\u670949\u5c31\u76f8\u5f53\u5c0f\u4e86\uff0c\u8fd9\u6837\u5c31\u89e3\u51b3\u4e86\u8ba1\u7b97\u590d\u6742\u5ea6\u7684\u95ee\u9898<\/li><li>\u6240\u4ee5\u4e5f\u5c31\u662f\u8bf4\uff0c stage1\u4e2d\u7684swin transformer block \u662f\u57fa\u4e8e\u7a97\u53e3\u8ba1\u7b97\u81ea\u6ce8\u610f\u529b\u7684\uff0c\u73b0\u5728\u6682\u65f6\u5148\u628a transformer block\u5f53\u6210\u662f\u4e00\u4e2a\u9ed1\u76d2\uff0c\u53ea\u5173\u6ce8\u8f93\u5165\u548c\u8f93\u51fa\u7684\u7ef4\u5ea6\uff0c\u5bf9\u4e8e Transformer \u6765\u8bf4\uff0c\u5982\u679c\u4e0d\u5bf9\u5b83\u505a\u66f4\u591a\u7ea6\u675f\u7684\u8bdd\uff0cTransformer\u8f93\u5165\u7684\u5e8f\u5217\u957f\u5ea6\u662f\u591a\u5c11\uff0c\u8f93\u51fa\u7684\u5e8f\u5217\u957f\u5ea6\u4e5f\u662f\u591a\u5c11\uff0c\u5b83\u7684\u8f93\u5165\u8f93\u51fa\u7684\u5c3a\u5bf8\u662f\u4e0d\u53d8\u7684\uff0c\u6240\u4ee5\u8bf4\u5728 stage1 \u4e2d\u7ecf\u8fc7\u4e24\u5c42Swin Transformer block \u4e4b\u540e\uff0c\u8f93\u51fa\u8fd8\u662f56*56*96<\/li><li>\u5230\u8fd9\u5176\u5b9e Swin Transformer\u7684\u7b2c\u4e00\u4e2a\u9636\u6bb5\u5c31\u8d70\u5b8c\u4e86\uff0c\u4e5f\u5c31\u662f\u5148\u8fc7\u4e00\u4e2a Patch Projection \u5c42\uff0c\u7136\u540e\u518d\u8fc7\u4e00\u4e9b Swin Transformer block\uff0c\u63a5\u4e0b\u6765\u5982\u679c\u60f3\u8981\u6709\u591a\u5c3a\u5bf8\u7684\u7279\u5f81\u4fe1\u606f\uff0c\u5c31\u8981\u6784\u5efa\u4e00\u4e2a\u5c42\u7ea7\u5f0f\u7684 transformer\uff0c\u4e5f\u5c31\u662f\u8bf4\u9700\u8981\u4e00\u4e2a\u50cf\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u91cc\u4e00\u6837\uff0c\u6709\u4e00\u4e2a\u7c7b\u4f3c\u4e8e\u6c60\u5316\u7684\u64cd\u4f5c<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"296\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-276-1024x296.png\" alt=\"\" class=\"wp-image-8579\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-276-1024x296.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-276-300x87.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-276-768x222.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-276-1536x443.png 1536w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-276.png 1542w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h4>Patch Merging <\/h4>\n\n\n\n<p>Patch Merging \u5176\u5b9e\u5728\u4e4b\u524d\u4e00\u4e9b\u5de5\u4f5c\u91cc\u4e5f\u6709\u7528\u5230\uff0c\u5b83\u5f88\u50cf Pixel Shuffle \u7684\u4e0a\u91c7\u6837\u7684\u4e00\u4e2a\u53cd\u8fc7\u7a0b\uff0cPixel Shuffle \u662f lower level \u4efb\u52a1\u4e2d\u5f88\u5e38\u7528\u7684\u4e00\u4e2a\u4e0a\u91c7\u6837\u65b9\u5f0f<\/p>\n\n\n\n<ul><li>\u5047\u5982\u6709\u4e00\u4e2a\u5f20\u91cf\uff0c Patch Merging \u987e\u540d\u601d\u4e49\u5c31\u662f\u628a\u4e34\u8fd1\u7684\u5c0f patch&nbsp;\u5408\u5e76\u6210\u4e00\u4e2a\u5927 patch\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u8d77\u5230\u4e0b\u91c7\u6837\u4e00\u4e2a\u7279\u5f81\u56fe\u7684\u6548\u679c\u4e86<\/li><li>\u8fd9\u91cc\u56e0\u4e3a\u662f\u60f3\u4e0b\u91c7\u6837\u4e24\u500d\uff0c\u6240\u4ee5\u8bf4\u5728\u9009\u70b9\u7684\u65f6\u5019\u662f\u6bcf\u9694\u4e00\u4e2a\u70b9\u9009\u4e00\u4e2a\uff0c\u4e5f\u5c31\u610f\u5473\u7740\u8bf4\u5bf9\u4e8e\u8fd9\u4e2a\u5f20\u91cf\u6765\u8bf4\uff0c\u6bcf\u6b21\u9009\u7684\u70b9\u662f1\u30011\u30011\u30011<\/li><li>\u5176\u5b9e\u5728\u8fd9\u91cc\u76841\u30012\u30013\u30014\u5e76\u4e0d\u662f\u77e9\u9635\u91cc\u6709\u7684\u503c\uff0c\u800c\u662f\u7ed9\u5b83\u7684\u4e00\u4e2a\u5e8f\u53f7\uff0c\u540c\u6837\u5e8f\u53f7\u4f4d\u7f6e\u4e0a\u7684 patch \u5c31\u4f1a\u88ab merge \u5230\u4e00\u8d77\uff0c\u8fd9\u4e2a\u5e8f\u53f7\u53ea\u662f\u4e3a\u4e86\u5e2e\u52a9\u7406\u89e3<\/li><li>\u7ecf\u8fc7\u9694\u4e00\u4e2a\u70b9\u91c7\u4e00\u4e2a\u6837\u4e4b\u540e\uff0c\u539f\u6765\u7684\u8fd9\u4e2a\u5f20\u91cf\u5c31\u53d8\u6210\u4e86\u56db\u4e2a\u5f20\u91cf\uff0c\u4e5f\u5c31\u662f\u8bf4\u6240\u6709\u76841\u90fd\u5728\u4e00\u8d77\u4e86\uff0c2\u5728\u4e00\u8d77\uff0c3\u5728\u4e00\u8d77\uff0c4\u5728\u4e00\u8d77\uff0c\u5982\u679c\u539f\u5f20\u91cf\u7684\u7ef4\u5ea6\u662f h * w * c&nbsp;\uff0c\u5f53\u7136\u8fd9\u91cc c \u6ca1\u6709\u753b\u51fa\u6765\uff0c\u7ecf\u8fc7\u8fd9\u6b21\u91c7\u6837\u4e4b\u540e\u5c31\u5f97\u5230\u4e864\u4e2a\u5f20\u91cf\uff0c\u6bcf\u4e2a\u5f20\u91cf\u7684\u5927\u5c0f\u662f h\/2\u3001w\/2\uff0c\u5b83\u7684\u5c3a\u5bf8\u90fd\u7f29\u5c0f\u4e86\u4e00\u500d<\/li><li>\u73b0\u5728\u628a\u8fd9\u56db\u4e2a\u5f20\u91cf\u5728 c \u7684\u7ef4\u5ea6\u4e0a\u62fc\u63a5\u8d77\u6765\uff0c\u4e5f\u5c31\u53d8\u6210\u4e86\u4e0b\u56fe\u4e2d\u6240\u753b\u51fa\u6765\u7684\u5f62\u5f0f\uff0c\u5f20\u91cf\u7684\u5927\u5c0f\u5c31\u53d8\u6210\u4e86 h\/2 * w\/2 * 4c\uff0c\u76f8\u5f53\u4e8e\u7528\u7a7a\u95f4\u4e0a\u7684\u7ef4\u5ea6\u6362\u4e86\u66f4\u591a\u7684\u901a\u9053\u6570<\/li><li>\u901a\u8fc7\u8fd9\u4e2a\u64cd\u4f5c\uff0c\u5c31\u628a\u539f\u6765\u4e00\u4e2a\u5927\u7684\u5f20\u91cf\u53d8\u5c0f\u4e86\uff0c\u5c31\u50cf\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u91cc\u7684\u6c60\u5316\u64cd\u4f5c\u4e00\u6837\uff0c\u4e3a\u4e86\u8ddf\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u90a3\u8fb9\u4fdd\u6301\u4e00\u81f4\uff08\u4e0d\u8bba\u662f VGGNet \u8fd8\u662f ResNet\uff0c\u4e00\u822c\u5728\u6c60\u5316\u64cd\u4f5c\u964d\u7ef4\u4e4b\u540e\uff0c\u901a\u9053\u6570\u90fd\u4f1a\u7ffb\u500d\uff0c\u4ece128\u53d8\u6210256\uff0c\u4ece256\u518d\u53d8\u6210512\uff09\uff0c\u6240\u4ee5\u8fd9\u91cc\u4e5f\u53ea\u60f3\u8ba9\u4ed6\u7ffb\u500d\uff0c\u800c\u4e0d\u662f\u53d8\u62104\u500d\uff0c\u6240\u4ee5\u7d27\u63a5\u7740\u53c8\u518d\u505a\u4e86\u4e00\u6b21\u64cd\u4f5c\uff0c\u5c31\u662f\u5728 c \u7684\u7ef4\u5ea6\u4e0a\u7528\u4e00\u4e2a1\u4e581\u7684\u5377\u79ef\uff0c\u628a\u901a\u9053\u6570\u964d\u4e0b\u6765\u53d8\u62102c\uff0c\u901a\u8fc7\u8fd9\u4e2a\u64cd\u4f5c\u5c31\u80fd\u628a\u539f\u6765\u4e00\u4e2a\u5927\u5c0f\u4e3a h*w*c \u7684\u5f20\u91cf\u53d8\u6210 h\/2 * w\/2 *2c \u7684\u4e00\u4e2a\u5f20\u91cf\uff0c\u4e5f\u5c31\u662f\u8bf4\u7a7a\u95f4\u5927\u5c0f\u51cf\u534a\uff0c\u4f46\u662f\u901a\u9053\u6570\u4e582\uff0c\u8fd9\u6837\u5c31\u8ddf\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u5b8c\u5168\u5bf9\u7b49\u8d77\u6765\u4e86<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"768\" height=\"1024\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929170004-\u526f\u672c-768x1024.jpg\" alt=\"\" class=\"wp-image-8597\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929170004-\u526f\u672c-768x1024.jpg 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929170004-\u526f\u672c-225x300.jpg 225w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929170004-\u526f\u672c-1152x1536.jpg 1152w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929170004-\u526f\u672c.jpg 1280w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u5176\u5b9e\u4f1a\u53d1\u73b0\uff0c\u7279\u5f81\u56fe\u7684\u7ef4\u5ea6\u771f\u7684\u8ddf\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u597d\u50cf\uff0c\u56e0\u4e3a\u5982\u679c\u56de\u60f3\u6b8b\u5dee\u7f51\u7edc\u7684\u591a\u5c3a\u5bf8\u7684\u7279\u5f81\uff0c\u5c31\u662f\u7ecf\u8fc7\u6bcf\u4e2a\u6b8b\u5dee\u9636\u6bb5\u4e4b\u540e\u7684\u7279\u5f81\u56fe\u5927\u5c0f\u4e5f\u662f56*56\u300128*28\u300114*14\uff0c\u6700\u540e\u662f7*7<\/p>\n\n\n\n<p>\u800c\u4e14\u4e3a\u4e86\u548c\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u4fdd\u6301\u4e00\u81f4\uff0cSwin Transformer\u8fd9\u7bc7\u8bba\u6587\u5e76\u6ca1\u6709\u50cf ViT \u4e00\u6837\u4f7f\u7528 CLS token\uff0cViT \u662f\u7ed9\u521a\u5f00\u59cb\u7684\u8f93\u5165\u5e8f\u5217\u53c8\u52a0\u4e86\u4e00\u4e2a CLS token\uff0c\u6240\u4ee5\u8fd9\u4e2a\u957f\u5ea6\u5c31\u4ece196\u53d8\u6210\u4e86197\uff0c\u6700\u540e\u62ff CLS token \u7684\u7279\u5f81\u76f4\u63a5\u53bb\u505a\u5206\u7c7b\uff0c\u4f46 Swin Transformer \u6ca1\u6709\u7528\u8fd9\u4e2a token\uff0c\u5b83\u662f\u50cf\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u4e00\u6837\uff0c\u5728\u5f97\u5230\u6700\u540e\u7684\u7279\u5f81\u56fe\u4e4b\u540e\u7528global average polling\uff0c\u5c31\u662f\u5168\u5c40\u6c60\u5316\u7684\u64cd\u4f5c\uff0c\u76f4\u63a5\u628a7*7\u5c31\u53d6\u5e73\u5747\u62c9\u76f4\u53d8\u62101\u4e86<\/p>\n\n\n\n<p>\u4f5c\u8005\u8fd9\u4e2a\u56fe\u91cc\u5e76\u6ca1\u6709\u753b\uff0c\u56e0\u4e3a Swin Transformer\u7684\u672c\u610f\u5e76\u4e0d\u662f\u53ea\u505a\u5206\u7c7b\uff0c\u5b83\u8fd8\u4f1a\u53bb\u505a\u68c0\u6d4b\u548c\u5206\u5272\uff0c\u6240\u4ee5\u8bf4\u5b83\u53ea\u753b\u4e86\u9aa8\u5e72\u7f51\u7edc\u7684\u90e8\u5206\uff0c\u6ca1\u6709\u53bb\u753b\u6700\u540e\u7684\u5206\u7c7b\u5934\u6216\u8005\u68c0\u6d4b\u5934\uff0c\u4f46\u662f\u5982\u679c\u662f\u505a\u5206\u7c7b\u7684\u8bdd\uff0c\u6700\u540e\u5c31\u53d8\u6210\u4e861*768\uff0c\u7136\u540e\u53c8\u53d8\u6210\u4e861*1,000<\/p>\n\n\n\n<p class=\"has-bright-blue-background-color has-background\">\u6240\u4ee5\u770b\u5b8c\u6574\u4e2a\u524d\u5411\u8fc7\u7a0b\u4e4b\u540e\uff0c\u5c31\u4f1a\u53d1\u73b0 Swin Transformer \u6709\u56db\u4e2a stage\uff0c\u8fd8\u6709\u7c7b\u4f3c\u4e8e\u6c60\u5316\u7684 patch merging \u64cd\u4f5c\uff0c\u81ea\u6ce8\u610f\u529b\u8fd8\u662f\u5728\u5c0f\u7a97\u53e3\u4e4b\u5185\u505a\u7684\u4ee5\u53ca\u6700\u540e\u8fd8\u7528\u7684\u662f global average polling\uff0c\u6240\u4ee5\u8bf4 Swin Transformer \u8fd9\u7bc7\u8bba\u6587\u771f\u7684\u662f\u628a\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u548c Transformer \u8fd9\u4e24\u7cfb\u5217\u7684\u5de5\u4f5c\u5b8c\u7f8e\u7684\u7ed3\u5408\u5230\u4e86\u4e00\u8d77\uff0c\u4e5f\u53ef\u4ee5\u8bf4\u5b83\u662f\u62ab\u7740Transformer\u76ae\u7684\u5377\u79ef\u795e\u7ecf\u7f51\u7edc<\/p>\n\n\n\n<p><strong>\u4e3b\u8981\u8d21\u732e<\/strong><\/p>\n\n\n\n<p>\u8fd9\u7bc7\u8bba\u6587\u7684\u4e3b\u8981\u8d21\u732e\u5c31\u662f\u57fa\u4e8e\u7a97\u53e3\u6216\u8005\u79fb\u52a8\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\uff0c\u8fd9\u91cc\u4f5c\u8005\u53c8\u5199\u4e86\u4e00\u6bb5\u7814\u7a76\u52a8\u673a\uff0c\u5c31\u662f\u4e3a\u4ec0\u4e48\u8981\u5f15\u5165\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\uff0c\u5176\u5b9e\u8ddf\u4e4b\u524d\u5f15\u8a00\u91cc\u8bf4\u7684\u90fd\u662f\u4e00\u4e2a\u4e8b\u60c5\uff0c\u5c31\u662f\u8bf4\u5168\u5c40\u81ea\u6ce8\u610f\u529b\u7684\u8ba1\u7b97\u4f1a\u5bfc\u81f4\u5e73\u65b9\u500d\u7684\u590d\u6742\u5ea6\uff0c\u540c\u6837\u5f53\u53bb\u505a\u89c6\u89c9\u91cc\u7684\u4e0b\u6e38\u4efb\u52a1\uff0c\u5c24\u5176\u662f\u5bc6\u96c6\u9884\u6d4b\u578b\u7684\u4efb\u52a1\uff0c\u6216\u8005\u8bf4\u9047\u5230\u975e\u5e38\u5927\u5c3a\u5bf8\u7684\u56fe\u7247\u65f6\u5019\uff0c\u8fd9\u79cd\u5168\u5c40\u7b97\u81ea\u6ce8\u610f\u529b\u7684\u8ba1\u7b97\u590d\u6742\u5ea6\u5c31\u975e\u5e38\u8d35\u4e86\uff0c\u6240\u4ee5\u5c31\u7528\u7a97\u53e3\u7684\u65b9\u5f0f\u53bb\u505a\u81ea\u6ce8\u610f\u529b<\/p>\n\n\n\n<h3>\u91cd\u70b9\uff1a\u7a97\u53e3\u6ce8\u610f\u529b<\/h3>\n\n\n\n<p>   \u539f\u56fe\u7247\u4f1a\u88ab\u5e73\u5747\u7684\u5206\u6210\u4e00\u4e9b\u6ca1\u6709\u91cd\u53e0\u7684\u7a97\u53e3\uff0c\u62ff\u7b2c\u4e00\u5c42\u4e4b\u524d\u7684\u8f93\u5165\u6765\u4e3e\u4f8b\uff0c\u5b83\u7684\u5c3a\u5bf8\u5c31\u662f56*56*96\uff0c\u4e5f\u5c31\u8bf4\u6709\u4e00\u4e2a\u7ef4\u5ea6\u662f56*56\u5f20\u91cf\uff0c\u7136\u540e\u628a\u5b83\u5207\u6210\u4e00\u4e9b\u4e0d\u91cd\u53e0\u7684\u65b9\u683c\uff08\u8bba\u6587\u4e2d\u4f7f\u75287*7\u7684patch\u4f5c\u4e3a\u4e00\u4e2awindow\u7a97\u53e3\uff09<\/p>\n\n\n\n<ul><li>\u73b0\u5728\u6240\u6709\u81ea\u6ce8\u610f\u529b\u7684\u8ba1\u7b97\u90fd\u662f\u5728\u8fd9\u4e9b\u5c0f\u7a97\u53e3\u91cc\u5b8c\u6210\u7684\uff0c\u5c31\u662f\u8bf4\u5e8f\u5217\u957f\u5ea6\u6c38\u8fdc\u90fd\u662f7*7=49<\/li><li>\u539f\u6765\u5927\u7684\u6574\u4f53\u7279\u5f81\u56fe\u5230\u5e95\u91cc\u9762\u4f1a\u6709\u591a\u5c11\u4e2a\u7a97\u53e3\u5462\uff1f\u5176\u5b9e\u4e5f\u5c31\u662f\u6bcf\u6761\u8fb956\/7\u5c318\u4e2a\u7a97\u53e3\uff0c\u4e5f\u5c31\u662f\u8bf4\u4e00\u5171\u4f1a\u67098*8\u7b49\u4e8e64\u4e2a\u7a97\u53e3\uff0c\u5c31\u662f\u8bf4\u4f1a\u5728\u8fd964\u4e2a\u7a97\u53e3\u91cc\u5206\u522b\u53bb\u7b97\u5b83\u4eec\u7684\u81ea\u6ce8\u610f\u529b<\/li><\/ul>\n\n\n\n<p><strong>\u57fa\u4e8e\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\u6a21\u5f0f\u7684\u8ba1\u7b97\u590d\u6742\u5ea6<\/strong>\u8ba1\u7b97\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"724\" height=\"160\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-280.png\" alt=\"\" class=\"wp-image-8615\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-280.png 724w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-280-300x66.png 300w\" sizes=\"(max-width: 724px) 100vw, 724px\" \/><\/figure>\n\n\n\n<ul><li>\u5982\u679c\u73b0\u5728\u6709\u4e00\u4e2a\u8f93\u5165\uff0c\u81ea\u6ce8\u610f\u529b\u9996\u5148\u628a\u5b83\u53d8\u6210 q k v \u4e09\u4e2a\u5411\u91cf\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u5176\u5b9e\u5c31\u662f\u539f\u6765\u7684\u5411\u91cf\u5206\u522b\u4e58\u4e86\u4e09\u4e2a\u7cfb\u6570\u77e9\u9635<\/li><li>\u4e00\u65e6\u5f97\u5230 query \u548c k \u4e4b\u540e\uff0c\u5b83\u4eec\u5c31\u4f1a\u76f8\u4e58\uff0c\u6700\u540e\u5f97\u5230 attention\uff0c\u4e5f\u5c31\u662f\u81ea\u6ce8\u610f\u529b\u7684\u77e9\u9635<\/li><li>\u6709\u4e86\u81ea\u6ce8\u610f\u529b\u4e4b\u540e\uff0c\u5c31\u4f1a\u548c value \u505a\u4e00\u6b21\u4e58\u6cd5\uff0c\u4e5f\u5c31\u76f8\u5f53\u4e8e\u662f\u505a\u4e86\u4e00\u6b21\u52a0\u6743<\/li><li>\u6700\u540e\u56e0\u4e3a\u662f\u591a\u5934\u81ea\u6ce8\u610f\u529b\uff0c\u6240\u4ee5\u6700\u540e\u8fd8\u4f1a\u6709\u4e00\u4e2a projection layer\uff0c\u8fd9\u4e2a\u6295\u5c04\u5c42\u4f1a\u628a\u5411\u91cf\u7684\u7ef4\u5ea6\u6295\u5c04\u5230\u6211\u4eec\u60f3\u8981\u7684\u7ef4\u5ea6<\/li><\/ul>\n\n\n\n<p>\u5982\u679c\u8fd9\u4e9b\u5411\u91cf\u90fd\u52a0\u4e0a\u5b83\u4eec\u8be5\u6709\u7684\u7ef4\u5ea6\uff0c\u4e5f\u5c31\u662f\u8bf4\u521a\u5f00\u59cb\u8f93\u5165\u662f h*w*c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"768\" height=\"1024\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929171524-768x1024.jpg\" alt=\"\" class=\"wp-image-8617\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929171524-768x1024.jpg 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929171524-225x300.jpg 225w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929171524-1152x1536.jpg 1152w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929171524.jpg 1280w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<ul><li>\u516c\u5f0f\uff081\uff09\u5bf9\u5e94\u7684\u662f\u6807\u51c6\u7684\u591a\u5934\u81ea\u6ce8\u610f\u529b\u7684\u8ba1\u7b97\u590d\u6742\u5ea6<\/li><li>\u6bcf\u4e00\u4e2a\u56fe\u7247\u5927\u6982\u4f1a\u6709 h*w \u4e2a patch\uff0c\u5728\u521a\u624d\u7684\u4f8b\u5b50\u91cc\uff0ch \u548c w \u5206\u522b\u90fd\u662f56\uff0cc \u662f\u7279\u5f81\u7684\u7ef4\u5ea6<\/li><li>\u516c\u5f0f\uff082\uff09\u5bf9\u5e94\u7684\u662f\u57fa\u4e8e\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\u8ba1\u7b97\u7684\u590d\u6742\u5ea6\uff0c\u8fd9\u91cc\u7684 M \u5c31\u662f\u521a\u624d\u76847\uff0c\u4e5f\u5c31\u662f\u8bf4\u4e00\u4e2a\u7a97\u53e3\u7684\u67d0\u6761\u8fb9\u4e0a\u6709\u591a\u5c11\u4e2apatch<\/li><\/ul>\n\n\n\n<p>\u57fa\u4e8e\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\u8ba1\u7b97\u590d\u6742\u5ea6\u53c8\u662f\u5982\u4f55\u5f97\u5230\u7684\u5462\uff1f<\/p>\n\n\n\n<ul><li>\u56e0\u4e3a\u5728\u6bcf\u4e2a\u7a97\u53e3\u91cc\u7b97\u7684\u8fd8\u662f\u591a\u5934\u81ea\u6ce8\u610f\u529b\uff0c\u6240\u4ee5\u53ef\u4ee5\u76f4\u63a5\u5957\u7528\u516c\u5f0f\uff081\uff09\uff0c\u53ea\u4e0d\u8fc7\u9ad8\u5ea6\u548c\u5bbd\u5ea6\u53d8\u5316\u4e86\uff0c\u73b0\u5728\u9ad8\u5ea6\u548c\u5bbd\u5ea6\u4e0d\u518d\u662f h * w\uff0c\u800c\u662f\u53d8\u6210\u7a97\u53e3\u6709\u591a\u5927\u4e86\uff0c\u4e5f\u5c31\u662f M*M\uff0c\u4e5f\u5c31\u662f\u8bf4\u73b0\u5728 h \u53d8\u6210\u4e86 M\uff0cw \u4e5f\u662f M\uff0c\u5b83\u7684\u5e8f\u5217\u957f\u5ea6\u53ea\u6709 M * M \u8fd9\u4e48\u5927<\/li><li>\u6240\u4ee5\u5f53\u628a M \u503c\u5e26\u5165\u5230\u516c\u5f0f\uff081\uff09\u4e4b\u540e\uff0c\u5c31\u5f97\u5230\u8ba1\u7b97\u590d\u6742\u5ea6\u662f4 * M^2 * c^2 + 2 * M^4 * c\uff0c\u8fd9\u4e2a\u5c31\u662f\u5728\u4e00\u4e2a\u7a97\u53e3\u91cc\u7b97\u591a\u5934\u81ea\u6ce8\u610f\u529b\u6240\u9700\u8981\u7684\u8ba1\u7b97\u590d\u6742\u5ea6<\/li><li>\u90a3\u6211\u4eec\u73b0\u5728\u4e00\u5171\u6709 h\/M * w\/M \u4e2a\u7a97\u53e3\uff0c\u73b0\u5728\u7528\u8fd9\u4e48\u591a\u4e2a\u7a97\u53e3\u4e58\u4ee5\u6bcf\u4e2a\u7a97\u53e3\u6240\u9700\u8981\u7684\u8ba1\u7b97\u590d\u6742\u5ea6\u5c31\u80fd\u5f97\u5230\u516c\u5f0f\uff082\uff09\u4e86<\/li><\/ul>\n\n\n\n<p>\u5bf9\u6bd4\u516c\u5f0f\uff081\uff09\u548c\u516c\u5f0f\uff082\uff09\uff0c\u867d\u7136\u8fd9\u4e24\u4e2a\u516c\u5f0f\u524d\u9762\u8fd9\u4e24\u9879\u662f\u4e00\u6837\u7684\uff0c\u53ea\u6709\u540e\u9762\u4ece (h*w)^2\u53d8\u6210\u4e86 M^2 * h * w\uff0c\u770b\u8d77\u6765\u597d\u50cf\u5dee\u522b\u4e0d\u5927\uff0c\u4f46\u5176\u5b9e\u5982\u679c\u4ed4\u7ec6\u5e26\u5165\u6570\u5b57\u8fdb\u53bb\u8ba1\u7b97\u5c31\u4f1a\u53d1\u73b0\uff0c\u8ba1\u7b97\u590d\u6742\u7684\u5dee\u8ddd\u662f\u76f8\u5f53\u5de8\u5927\u7684\uff0c\u56e0\u4e3a\u8fd9\u91cc\u7684 h*w \u5982\u679c\u662f56*56\u7684\u8bdd\uff0c M^2 \u5176\u5b9e\u53ea\u670949\uff0c\u6240\u4ee5\u662f\u76f8\u5dee\u4e86\u51e0\u5341\u751a\u81f3\u4e0a\u767e\u500d\u7684<\/p>\n\n\n\n<p>\u8fd9\u79cd\u57fa\u4e8e\u7a97\u53e3\u8ba1\u7b97\u81ea\u6ce8\u610f\u529b\u7684\u65b9\u5f0f\u867d\u7136\u5f88\u597d\u5730\u89e3\u51b3\u4e86\u5185\u5b58\u548c\u8ba1\u7b97\u91cf\u7684\u95ee\u9898\uff0c\u4f46\u662f\u7a97\u53e3\u548c\u7a97\u53e3\u4e4b\u95f4\u6ca1\u6709\u901a\u4fe1\uff0c\u8fd9\u6837\u5c31\u8fbe\u4e0d\u5230\u5168\u5c40\u5efa\u6a21\u4e86\uff0c\u4e5f\u5c31\u6587\u7ae0\u91cc\u8bf4\u7684\u4f1a\u9650\u5236\u6a21\u578b\u7684\u80fd\u529b\uff0c\u6240\u4ee5\u6700\u597d\u8fd8\u662f\u8981\u6709\u4e00\u79cd\u65b9\u5f0f\u80fd\u8ba9\u7a97\u53e3\u548c\u7a97\u53e3\u4e4b\u95f4\u4e92\u76f8\u901a\u4fe1\u8d77\u6765\uff0c\u8fd9\u6837\u6548\u679c\u5e94\u8be5\u4f1a\u66f4\u597d\uff0c\u56e0\u4e3a\u5177\u6709\u4e0a\u4e0b\u6587\u7684\u4fe1\u606f\uff0c\u6240\u4ee5\u4f5c\u8005\u5c31\u63d0\u51fa\u79fb\u52a8\u7a97\u53e3\u7684\u65b9\u5f0f<\/p>\n\n\n\n<h3>\u79fb\u52a8\u7a97\u53e3:<\/h3>\n\n\n\n<p>\u79fb\u52a8\u7a97\u53e3\u5c31\u662f\u628a\u539f\u6765\u7684\u7a97\u53e3\u5f80\u53f3\u4e0b\u89d2\u79fb\u52a8\u4e00\u534a\u7a97\u53e3\u7684\u8ddd\u79bb\uff0c\u5982\u679cTransformer\u662f\u4e0a\u4e0b\u4e24\u5c42\u8fde\u7740\u505a\u8fd9\u79cd\u64cd\u4f5c\uff0c\u5148\u662f window\u518d\u662f shifted window \u7684\u8bdd\uff0c\u5c31\u80fd\u8d77\u5230\u7a97\u53e3\u548c\u7a97\u53e3\u4e4b\u95f4\u4e92\u76f8\u901a\u4fe1\u7684\u76ee\u7684\u4e86<\/p>\n\n\n\n<p>\u6240\u4ee5\u8bf4\u5728 Swin Transformer\u91cc\uff0c transformer block \u7684\u5b89\u6392\u662f\u6709\u8bb2\u7a76\u7684\uff0c\u6bcf\u6b21\u90fd\u662f\u5148\u8981\u505a\u4e00\u6b21\u57fa\u4e8e\u7a97\u53e3\u7684\u591a\u5934\u81ea\u6ce8\u610f\u529b\uff0c\u7136\u540e\u518d\u505a\u4e00\u6b21\u57fa\u4e8e\u79fb\u52a8\u7a97\u53e3\u7684\u591a\u5934\u81ea\u6ce8\u610f\u529b\uff0c\u8fd9\u6837\u5c31\u8fbe\u5230\u4e86\u7a97\u53e3\u548c\u7a97\u53e3\u4e4b\u95f4\u7684\u4e92\u76f8\u901a\u4fe1\u3002\u5982\u4e0b\u56fe\u6240\u793a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"374\" height=\"406\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-281.png\" alt=\"\" class=\"wp-image-8620\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-281.png 374w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-281-276x300.png 276w\" sizes=\"(max-width: 374px) 100vw, 374px\" \/><\/figure><\/div>\n\n\n\n<ul><li>\u6bcf\u6b21\u8f93\u5165\u5148\u8fdb\u6765\u4e4b\u540e\u5148\u505a\u4e00\u6b21 Layernorm\uff0c\u7136\u540e\u505a\u7a97\u53e3\u7684\u591a\u5934\u81ea\u6ce8\u610f\u529b\uff0c\u7136\u540e\u518d\u8fc7 Layernorm \u8fc7 MLP\uff0c\u7b2c\u4e00\u4e2a block \u5c31\u7ed3\u675f\u4e86<\/li><li>\u8fd9\u4e2a block \u7ed3\u675f\u4ee5\u540e\uff0c\u7d27\u63a5\u7740\u505a\u4e00\u6b21Shifted window\uff0c\u4e5f\u5c31\u662f\u57fa\u4e8e\u79fb\u52a8\u7a97\u53e3\u7684\u591a\u5934\u81ea\u6ce8\u610f\u529b\uff0c\u7136\u540e\u518d\u8fc7 MLP \u5f97\u5230\u8f93\u51fa<\/li><li>\u8fd9\u4e24\u4e2a block \u52a0\u8d77\u6765\u5176\u5b9e\u624d\u7b97\u662f Swin Transformer \u4e00\u4e2a\u57fa\u672c\u7684\u8ba1\u7b97\u5355\u5143\uff0c\u8fd9\u4e5f\u5c31\u662f\u4e3a\u4ec0\u4e48stage1\u30012\u30013\u30014\u4e2d\u7684 swin transformer block \u4e3a\u4ec0\u4e48\u662f *2\u3001*2\u3001*6\u3001*2\uff0c\u4e5f\u5c31\u662f\u4e00\u5171\u6709\u591a\u5c11\u5c42 Swin Transformer block \u7684\u6570\u5b57\u603b\u662f\u5076\u6570\uff0c\u56e0\u4e3a\u5b83\u59cb\u7ec8\u90fd\u9700\u8981\u4e24\u5c42 block\u8fde\u5728\u4e00\u8d77\u4f5c\u4e3a\u4e00\u4e2a\u57fa\u672c\u5355\u5143\uff0c\u6240\u4ee5\u4e00\u5b9a\u662f2\u7684\u500d\u6570<\/li><\/ul>\n\n\n\n<p>\u5230\u6b64\uff0cSwin Transformer\u6574\u4f53\u7684\u6545\u4e8b\u548c\u7ed3\u6784\u5c31\u5df2\u7ecf\u8bb2\u5b8c\u4e86\uff0c\u4e3b\u8981\u7684\u7814\u7a76\u52a8\u673a\u5c31\u662f\u60f3\u8981\u6709\u4e00\u4e2a\u5c42\u7ea7\u5f0f\u7684 Transformer\uff0c\u4e3a\u4e86\u8fd9\u4e2a\u5c42\u7ea7\u5f0f\uff0c\u6240\u4ee5\u4ecb\u7ecd\u4e86 Patch Merging \u7684\u64cd\u4f5c\uff0c\u4ece\u800c\u80fd\u50cf\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u4e00\u6837\u628a Transformer \u5206\u6210\u51e0\u4e2a\u9636\u6bb5\uff0c\u4e3a\u4e86\u51cf\u5c11\u8ba1\u7b97\u590d\u6742\u5ea6\uff0c\u4e89\u53d6\u80fd\u505a\u89c6\u89c9\u91cc\u5bc6\u96c6\u9884\u6d4b\u7684\u4efb\u52a1\uff0c\u6240\u4ee5\u53c8\u63d0\u51fa\u4e86\u57fa\u4e8e\u7a97\u53e3\u548c\u79fb\u52a8\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\u65b9\u5f0f\uff0c\u4e5f\u5c31\u662f\u8fde\u5728\u4e00\u8d77\u7684\u4e24\u4e2aTransformer block\uff0c\u6700\u540e\u628a\u8fd9\u4e9b\u90e8\u5206\u52a0\u5728\u4e00\u8d77\uff0c\u5c31\u662f Swin Transformer \u7684\u7ed3\u6784<\/p>\n\n\n\n<h3>\u63d0\u9ad8\u79fb\u52a8\u7a97\u53e3\u7684\u8ba1\u7b97\u6548\u7387:<\/h3>\n\n\n\n<ul><li>\u4e00\u4e2a\u662f\u600e\u6837\u63d0\u9ad8\u79fb\u52a8\u7a97\u53e3\u7684\u8ba1\u7b97\u6548\u7387\uff0c\u4ed6\u4eec\u91c7\u53d6\u4e86\u4e00\u79cd\u975e\u5e38\u5de7\u5999\u7684 masking\uff08\u63a9\u7801\uff09\u7684\u65b9\u5f0f<\/li><li>\u53e6\u5916\u4e00\u4e2a\u70b9\u5c31\u662f\u8fd9\u7bc7\u8bba\u6587\u91cc\u6ca1\u6709\u7528\u7edd\u5bf9\u7684\u4f4d\u7f6e\u7f16\u7801\uff0c\u800c\u662f\u7528\u76f8\u5bf9\u7684\u4f4d\u7f6e\u7f16\u7801<\/li><\/ul>\n\n\n\n<h4>masking\uff08\u63a9\u7801\uff09\u7684\u65b9\u5f0f\u8ba1\u7b97\u79fb\u52a8\u7a97\u53e3\u81ea\u6ce8\u610f\u529b\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u4f7f\u7528\uff1f<\/h4>\n\n\n\n<p>\u4e3a\u4e86\u63d0\u9ad8\u8ba1\u7b97\u6548\u7387\uff0c\u56e0\u4e3a\u5982\u679c\u76f4\u63a5\u8ba1\u7b97\u53f3\u4e0b\u56fe\u7684\u4e5d\u4e2a\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\uff0c\u4e0d\u540c\u5927\u5c0f\u7684\u7a97\u53e3\u65e0\u6cd5\u5408\u5e76\u6210\u4e00\u4e2abatch\u8fdb\u884c\u8ba1\u7b97\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"981\" height=\"371\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-282.png\" alt=\"\" class=\"wp-image-8622\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-282.png 981w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-282-300x113.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-282-768x290.png 768w\" sizes=\"(max-width: 981px) 100vw, 981px\" \/><\/figure>\n\n\n\n<ul><li>\u4e0a\u56fe\u662f\u4e00\u4e2a\u57fa\u7840\u7248\u672c\u7684\u79fb\u52a8\u7a97\u53e3\uff0c\u5c31\u662f\u628a\u5de6\u8fb9\u7684\u7a97\u53e3\u6a21\u5f0f\u53d8\u6210\u4e86\u53f3\u8fb9\u7684\u7a97\u53e3\u65b9\u5f0f<\/li><li>\u867d\u7136\u8fd9\u79cd\u65b9\u5f0f\u5df2\u7ecf\u80fd\u591f\u8fbe\u5230\u7a97\u53e3\u548c\u7a97\u53e3\u4e4b\u95f4\u7684\u4e92\u76f8\u901a\u4fe1\u4e86\uff0c\u4f46\u662f\u4f1a\u53d1\u73b0\u4e00\u4e2a\u95ee\u9898\uff0c\u5c31\u662f\u539f\u6765\u8ba1\u7b97\u7684\u65f6\u5019\uff0c\u7279\u5f81\u56fe\u4e0a\u53ea\u6709\u56db\u4e2a\u7a97\u53e3\uff0c\u4f46\u662f\u505a\u5b8c\u79fb\u52a8\u7a97\u53e3\u64cd\u4f5c\u4e4b\u540e\u5f97\u5230\u4e869\u4e2a\u7a97\u53e3\uff0c\u7a97\u53e3\u7684\u6570\u91cf\u589e\u52a0\u4e86\uff0c\u800c\u4e14\u6bcf\u4e2a\u7a97\u53e3\u91cc\u7684\u5143\u7d20\u5927\u5c0f\u4e0d\u4e00\uff0c\u6bd4\u5982\u8bf4\u4e2d\u95f4\u7684\u7a97\u53e3\u8fd8\u662f4*4\uff0c\u670916\u4e2a patch\uff0c\u4f46\u662f\u522b\u7684\u7a97\u53e3\u6709\u7684\u67094\u4e2a patch\uff0c\u6709\u7684\u67098\u4e2a patch\uff0c\u90fd\u4e0d\u4e00\u6837\u4e86\uff0c<strong>\u5982\u679c\u60f3\u505a\u5feb\u901f\u8fd0\u7b97\uff0c\u5c31\u662f\u628a\u8fd9\u4e9b\u7a97\u53e3\u5168\u90fd\u538b\u6210\u4e00\u4e2a patch\u76f4\u63a5\u53bb\u7b97\u81ea\u6ce8\u610f\u529b\uff0c\u5c31\u505a\u4e0d\u5230\u4e86\uff0c\u56e0\u4e3a\u7a97\u53e3\u7684\u5927\u5c0f\u4e0d\u4e00\u6837<\/strong><\/li><li><strong>\u6709\u4e00\u4e2a\u7b80\u5355\u7c97\u66b4\u7684\u89e3\u51b3\u65b9\u5f0f\u5c31\u662f\u628a\u8fd9\u4e9b\u5c0f\u7a97\u53e3\u5468\u56f4\u518d pad \u4e0a0&nbsp;\uff0c\u628a\u5b83\u7167\u6837pad\u6210\u548c\u4e2d\u95f4\u7a97\u53e3\u4e00\u6837\u5927\u7684\u7a97\u53e3\uff0c\u8fd9\u6837\u5c31\u67099\u4e2a\u5b8c\u5168\u4e00\u6837\u5927\u7684\u7a97\u53e3\uff0c\u8fd9\u6837\u5c31\u8fd8\u80fd\u628a\u5b83\u4eec\u538b\u6210\u4e00\u4e2abatch\uff0c\u5c31\u4f1a\u5feb\u5f88\u591a<\/strong><\/li><li>\u4f46\u662f\u8fd9\u6837\u7684\u8bdd\uff0c\u65e0\u5f62\u4e4b\u4e2d\u8ba1\u7b97\u590d\u6742\u5ea6\u5c31\u63d0\u5347\u4e86\uff0c\u56e0\u4e3a\u539f\u6765\u5982\u679c\u7b97\u57fa\u4e8e\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\u53ea\u7528\u7b974\u4e2a\u7a97\u53e3\uff0c\u4f46\u662f\u73b0\u5728\u9700\u8981\u53bb\u7b979\u4e2a\u7a97\u53e3\uff0c\u590d\u6742\u5ea6\u4e00\u4e0b\u63d0\u5347\u4e86\u4e24\u500d\u591a\uff0c\u6240\u4ee5\u8fd8\u662f\u76f8\u5f53\u53ef\u89c2\u7684<\/li><li>\u90a3\u600e\u4e48\u80fd\u8ba9\u7b2c\u4e8c\u6b21\u79fb\u4f4d\u5b8c\u7684\u7a97\u53e3\u6570\u91cf\u8fd8\u662f\u4fdd\u63014\u4e2a\uff0c\u800c\u4e14\u6bcf\u4e2a\u7a97\u53e3\u91cc\u7684patch\u6570\u91cf\u4e5f\u8fd8\u4fdd\u6301\u4e00\u81f4\u5462\uff1f\u4f5c\u8005\u63d0\u51fa\u4e86\u4e00\u4e2a\u975e\u5e38\u5de7\u5999\u7684\u63a9\u7801\u65b9\u5f0f\uff0c\u5982\u4e0b\u56fe\u6240\u793a<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"782\" height=\"277\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-283.png\" alt=\"\" class=\"wp-image-8625\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-283.png 782w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-283-300x106.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-283-768x272.png 768w\" sizes=\"(max-width: 782px) 100vw, 782px\" \/><\/figure>\n\n\n\n<p>\u4e0a\u56fe\u662f\u8bf4\uff0c\u5f53\u901a\u8fc7\u666e\u901a\u7684\u79fb\u52a8\u7a97\u53e3\u65b9\u5f0f\uff0c\u5f97\u52309\u4e2a\u7a97\u53e3\u4e4b\u540e\uff0c\u73b0\u5728\u4e0d\u5728\u8fd99\u4e2a\u7a97\u53e3\u4e0a\u7b97\u81ea\u6ce8\u610f\u529b\uff0c\u5148\u518d\u505a\u4e00\u6b21\u5faa\u73af\u79fb\u4f4d\uff08 cyclic shift \uff09<\/p>\n\n\n\n<ul><li>\u7ecf\u8fc7\u8fd9\u6b21\u5faa\u73af\u79fb\u4f4d\u4e4b\u540e\uff0c\u539f\u6765\u7684\u7a97\u53e3\uff08\u865a\u7ebf\uff09\u5c31\u53d8\u6210\u4e86\u73b0\u5728\u7a97\u53e3\uff08\u5b9e\u7ebf\uff09\u7684\u6837\u5b50\uff0c\u90a3\u5982\u679c\u5728\u5927\u7684\u7279\u5f81\u56fe\u4e0a\u518d\u628a\u5b83\u5206\u6210\u56db\u5bab\u683c\u7684\u8bdd\uff0c\u6211\u5728\u5c31\u53c8\u5f97\u5230\u4e86\u56db\u4e2a\u7a97\u53e3\uff0c\u610f\u601d\u5c31\u662f\u8bf4\u79fb\u4f4d\u4e4b\u524d\u7684\u7a97\u53e3\u6570\u4e5f\u662f4\u4e2a\uff0c\u79fb\u5b8c\u4f4d\u4e4b\u540e\u518d\u505a\u4e00\u6b21\u5faa\u73af\u79fb\u4f4d\u5f97\u5230\u7a97\u53e3\u6570\u8fd8\u662f4\u4e2a\uff0c\u8fd9\u6837\u7a97\u53e3\u7684\u6570\u91cf\u5c31\u56fa\u5b9a\u4e86\uff0c\u4e5f\u5c31\u8bf4\u8ba1\u7b97\u590d\u6742\u5ea6\u5c31\u56fa\u5b9a\u4e86<\/li><li><strong>\u4f46\u662f\u65b0\u7684\u95ee\u9898\u5c31\u6765\u4e86\uff0c\u867d\u7136\u5bf9\u4e8e\u79fb\u4f4d\u540e\u5de6\u4e0a\u89d2\u7684\u7a97\u53e3\uff08\u4e5f\u5c31\u662f\u79fb\u4f4d\u524d\u6700\u4e2d\u95f4\u7684\u7a97\u53e3\uff09\u6765\u8bf4\uff0c\u91cc\u9762\u7684\u5143\u7d20\u90fd\u662f\u4e92\u76f8\u7d27\u6328\u7740\u7684\uff0c\u4ed6\u4eec\u4e4b\u95f4\u53ef\u4ee5\u4e92\u76f8\u4e24\u4e24\u505a\u81ea\u6ce8\u610f\u529b\uff0c\u4f46\u662f\u5bf9\u4e8e\u5269\u4e0b\u51e0\u4e2a\u7a97\u53e3\u6765\u8bf4\uff0c\u5b83\u4eec\u91cc\u9762\u7684\u5143\u7d20\u662f\u4ece\u522b\u7684\u5f88\u8fdc\u7684\u5730\u65b9\u642c\u8fc7\u6765\u7684\uff0c\u6240\u4ee5\u4ed6\u4eec\u4e4b\u95f4\uff0c\u6309\u9053\u7406\u6765\u8bf4\u662f\u4e0d\u5e94\u8be5\u53bb\u505a\u81ea\u6ce8\u610f\u529b\uff0c\u4e5f\u5c31\u662f\u8bf4\u4ed6\u4eec\u4e4b\u95f4\u4e0d\u5e94\u8be5\u6709\u4ec0\u4e48\u592a\u5927\u7684\u8054\u7cfb<\/strong><\/li><li><strong>\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u5c31\u9700\u8981\u4e00\u4e2a\u5f88\u5e38\u89c4\u7684\u64cd\u4f5c\uff0c\u4e5f\u5c31\u662f\u63a9\u7801\u64cd\u4f5c\uff0c\u8fd9\u5728Transformer\u8fc7\u53bb\u7684\u5de5\u4f5c\u91cc\u662f\u5c42\u51fa\u4e0d\u7a77\uff0c\u5f88\u591a\u5de5\u4f5c\u91cc\u90fd\u6709\u5404\u5f0f\u5404\u6837\u7684\u63a9\u7801\u64cd\u4f5c<\/strong><\/li><li>\u5728 Swin Transformer\u8fd9\u7bc7\u8bba\u6587\u91cc\uff0c\u4f5c\u8005\u4e5f\u5de7\u5999\u7684\u8bbe\u8ba1\u4e86\u51e0\u79cd\u63a9\u7801\u7684\u65b9\u5f0f\uff0c\u4ece\u800c\u80fd\u8ba9\u4e00\u4e2a\u7a97\u53e3\u4e4b\u4e2d\u4e0d\u540c\u7684\u533a\u57df\u4e4b\u95f4\u4e5f\u80fd\u7528\u4e00\u6b21\u524d\u5411\u8fc7\u7a0b\uff0c\u5c31\u80fd\u628a\u81ea\u6ce8\u610f\u529b\u7b97\u51fa\u6765\uff0c\u4f46\u662f\u4e92\u76f8\u4e4b\u95f4\u90fd\u4e0d\u5e72\u6270\uff0c\u4e5f\u5c31\u662f\u540e\u9762\u7684 masked Multi-head Self Attention\uff08MSA\uff09<\/li><li><strong>\u7b97\u5b8c\u4e86\u591a\u5934\u81ea\u6ce8\u610f\u529b\u4e4b\u540e\uff0c\u8fd8\u6709\u6700\u540e\u4e00\u6b65\u5c31\u662f\u9700\u8981\u628a\u5faa\u73af\u4f4d\u79fb\u518d\u8fd8\u539f\u56de\u53bb\uff0c\u4e5f\u5c31\u662f\u8bf4\u9700\u8981\u628aA\u3001B\u3001C\u518d\u8fd8\u539f\u5230\u539f\u6765\u7684\u4f4d\u7f6e\u4e0a\u53bb\uff0c\u539f\u56e0\u662f\u8fd8\u9700\u8981\u4fdd\u6301\u539f\u6765\u56fe\u7247\u7684\u76f8\u5bf9\u4f4d\u7f6e\u5927\u6982\u662f\u4e0d\u53d8\u7684\uff0c\u6574\u4f53\u56fe\u7247\u7684\u8bed\u4e49\u4fe1\u606f\u4e5f\u662f\u4e0d\u53d8\u7684\uff0c\u5982\u679c\u4e0d\u628a\u5faa\u73af\u4f4d\u79fb\u8fd8\u539f\u7684\u8bdd\uff0c\u90a3\u76f8\u5f53\u4e8e\u5728\u505aTransformer\u7684\u64cd\u4f5c\u4e4b\u4e2d\uff0c\u4e00\u76f4\u5728\u628a\u56fe\u7247\u5f80\u53f3\u4e0b\u89d2\u79fb\uff0c\u4e0d\u505c\u7684\u5f80\u53f3\u4e0b\u89d2\u79fb\uff0c\u8fd9\u6837\u56fe\u7247\u7684\u8bed\u4e49\u4fe1\u606f\u5f88\u6709\u53ef\u80fd\u5c31\u88ab\u7834\u574f\u6389\u4e86<\/strong><\/li><li>\u6240\u4ee5\u8bf4\u6574\u4f53\u800c\u8a00\uff0c<strong>\u4e0a\u56fe\u4ecb\u7ecd\u4e86\u4e00\u79cd\u9ad8\u6548\u7684\u3001\u6279\u6b21\u7684\u8ba1\u7b97\u65b9\u5f0f<\/strong>\uff0c<strong>\u6bd4\u5982\u8bf4\u672c\u6765\u79fb\u52a8\u7a97\u53e3\u4e4b\u540e\u5f97\u5230\u4e869\u4e2a\u7a97\u53e3\uff0c\u800c\u4e14\u7a97\u53e3\u4e4b\u95f4\u7684patch\u6570\u91cf\u6bcf\u4e2a\u90fd\u4e0d\u4e00\u6837\uff0c\u4e3a\u4e86\u8fbe\u5230\u9ad8\u6548\u6027\uff0c\u4e3a\u4e86\u80fd\u591f\u8fdb\u884c\u6279\u6b21\u5904\u7406\uff0c\u5148\u8fdb\u884c\u4e00\u6b21\u5faa\u73af\u4f4d\u79fb\uff0c\u628a9\u4e2a\u7a97\u53e3\u53d8\u62104\u4e2a\u7a97\u53e3\uff0c\u7136\u540e\u7528\u5de7\u5999\u7684\u63a9\u7801\u65b9\u5f0f\u8ba9\u6bcf\u4e2a\u7a97\u53e3\u4e4b\u95f4\u80fd\u591f\u5408\u7406\u5730\u8ba1\u7b97\u81ea\u6ce8\u610f\u529b\uff0c\u6700\u540e\u518d\u628a\u7b97\u597d\u7684\u81ea\u6ce8\u610f\u529b\u8fd8\u539f\uff0c\u5c31\u5b8c\u6210\u4e86\u57fa\u4e8e\u79fb\u52a8\u7a97\u53e3\u7684\u81ea\u6ce8\u610f\u529b\u8ba1\u7b97<\/strong><\/li><\/ul>\n\n\n\n<h4>\u63a9\u7801\u64cd\u4f5c\u5982\u4f55\u5b9e\u73b0 \uff1a<\/h4>\n\n\n\n<p>\u4f5c\u8005\u901a\u8fc7\u8fd9\u79cd\u5de7\u5999\u7684\u5faa\u73af\u4f4d\u79fb\u7684\u65b9\u5f0f\u548c\u5de7\u5999\u8bbe\u8ba1\u7684\u63a9\u7801\u6a21\u677f\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86\u53ea\u9700\u8981\u4e00\u6b21\u524d\u5411\u8fc7\u7a0b\uff0c\u5c31\u80fd\u628a\u6240\u6709\u9700\u8981\u7684\u81ea\u6ce8\u610f\u529b\u503c\u90fd\u7b97\u51fa\u6765\uff0c\u800c\u4e14\u53ea\u9700\u8981\u8ba1\u7b974\u4e2a\u7a97\u53e3\uff0c\u4e5f\u5c31\u662f\u8bf4\u7a97\u53e3\u7684\u6570\u91cf\u6ca1\u6709\u589e\u52a0\uff0c\u8ba1\u7b97\u590d\u6742\u5ea6\u4e5f\u6ca1\u6709\u589e\u52a0\uff0c\u975e\u5e38\u9ad8\u6548\u7684\u5b8c\u6210\u4e86\u8fd9\u4e2a\u4efb\u52a1<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"768\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929173215-1024x768.jpg\" alt=\"\" class=\"wp-image-8633\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929173215-1024x768.jpg 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929173215-300x225.jpg 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929173215-768x576.jpg 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929173215-1536x1152.jpg 1536w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/\u5fae\u4fe1\u56fe\u7247_20220929173215.jpg 1706w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>\u4f5c\u8005\u7ed9\u51fa\u4e86\u4e0d\u540c\u7a97\u53e3\u7684\u4e0d\u540c\u63a9\u7801\u77e9\u9635\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/img-blog.csdnimg.cn\/1bdd14ff6ea241eaa10b1956e676e680.png?x-oss-process=image\/watermark,type_ZHJvaWRzYW5zZmFsbGJhY2s,shadow_50,text_Q1NETiBA5pyo55uP,size_20,color_FFFFFF,t_70,g_se,x_16\" alt=\"\"\/><\/figure>\n\n\n\n<p>\u4e0a\u56fe\u793a\u4f8b\u7684Cyclic Shifting\u65b9\u6cd5\uff0c\u53ef\u4ee5\u4fdd\u6301\u9762\u5411\u8ba1\u7b97\u7684window\u6570\u91cf\u4fdd\u6301\u4e0d\u53d8\uff08\u8fd8\u662f2X2\uff09\uff0c\u5728window\u5185\u90e8\u901a\u8fc7attention mask\u6765\u8ba1\u7b97\u5b50window\u4e2d\u7684\u81ea\u6ce8\u610f\u529b\u3002<\/p>\n\n\n\n<p> S<strong>win Transformer\u7684\u51e0\u4e2a\u53d8\u4f53<\/strong><\/p>\n\n\n\n<ul><li>Swin Tiny<\/li><li>Swin Small<\/li><li>Swin Base<\/li><li>Swin Large<\/li><\/ul>\n\n\n\n<p>Swin Tiny\u7684\u8ba1\u7b97\u590d\u6742\u5ea6\u8ddf ResNet-50 \u5dee\u4e0d\u591a\uff0cSwin Small \u7684\u590d\u6742\u5ea6\u8ddf ResNet-101 \u662f\u5dee\u4e0d\u591a\u7684\uff0c\u8fd9\u6837\u4e3b\u8981\u662f\u60f3\u53bb\u505a\u4e00\u4e2a\u6bd4\u8f83\u516c\u5e73\u7684\u5bf9\u6bd4<\/p>\n\n\n\n<p>\u8fd9\u4e9b\u53d8\u4f53\u4e4b\u95f4\u6709\u54ea\u4e9b\u4e0d\u4e00\u6837\u5462\uff1f\uff0c\u5176\u5b9e\u4e3b\u8981\u4e0d\u4e00\u6837\u7684\u5c31\u662f\u4e24\u4e2a\u8d85\u53c2\u6570<\/p>\n\n\n\n<ul><li>\u4e00\u4e2a\u662f\u5411\u91cf\u7ef4\u5ea6\u7684\u5927\u5c0f c<\/li><li>\u53e6\u4e00\u4e2a\u662f\u6bcf\u4e2a stage \u91cc\u5230\u5e95\u6709\u591a\u5c11\u4e2a transform block<\/li><\/ul>\n\n\n\n<p>\u8fd9\u91cc\u5176\u5b9e\u5c31\u8ddf\u6b8b\u5dee\u7f51\u7edc\u5c31\u975e\u5e38\u50cf\u4e86\uff0c\u6b8b\u5dee\u7f51\u7edc\u4e5f\u662f\u5206\u6210\u4e86\u56db\u4e2a stage\uff0c\u6bcf\u4e2a stage \u6709\u4e0d\u540c\u6570\u91cf\u7684\u6b8b\u5dee\u5757<\/p>\n\n\n\n<h2><strong>\u5b9e\u9a8c<\/strong><\/h2>\n\n\n\n<h3> \u5206\u7c7b <\/h3>\n\n\n\n<p>\u9996\u5148\u662f\u5206\u7c7b\u4e0a\u7684\u5b9e\u9a8c\uff0c\u8fd9\u91cc\u4e00\u5171\u8bf4\u4e86\u4e24\u79cd\u9884\u8bad\u7ec3\u7684\u65b9\u5f0f<\/p>\n\n\n\n<ul><li>\u7b2c\u4e00\u79cd\u5c31\u662f\u5728\u6b63\u89c4\u7684ImageNet-1K(128\u4e07\u5f20\u56fe\u7247\u30011000\u4e2a\u7c7b)\u4e0a\u505a\u9884\u8bad\u7ec3<\/li><li>\u7b2c\u4e8c\u79cd\u65b9\u5f0f\u662f\u5728\u66f4\u5927\u7684ImageNet-22K\uff081,400\u4e07\u5f20\u56fe\u7247\u30012\u4e07\u591a\u4e2a\u7c7b\u522b\uff09\u4e0a\u505a\u9884\u8bad\u7ec3<\/li><\/ul>\n\n\n\n<p>\u5f53\u7136\u4e0d\u8bba\u662f\u7528ImageNet-1K\u53bb\u505a\u9884\u8bad\u7ec3\uff0c\u8fd8\u662f\u7528ImageNet-22K\u53bb\u505a\u9884\u8bad\u7ec3\uff0c\u6700\u540e\u6d4b\u8bd5\u7684\u7ed3\u679c\u90fd\u662f\u5728ImageNet-1K\u7684\u6d4b\u8bd5\u96c6\u4e0a\u53bb\u505a\u7684\uff0c\u7ed3\u679c\u5982\u4e0b\u8868\u6240\u793a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"432\" height=\"606\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-284.png\" alt=\"\" class=\"wp-image-8638\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-284.png 432w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-284-214x300.png 214w\" sizes=\"(max-width: 432px) 100vw, 432px\" \/><\/figure>\n\n\n\n<ul><li>\u4e0a\u534a\u90e8\u5206\u662fImageNet-1K\u9884\u8bad\u7ec3\u7684\u6a21\u578b\u7ed3\u679c<\/li><li>\u4e0b\u534a\u90e8\u5206\u662f\u5148\u7528ImageNet-22K\u53bb\u9884\u8bad\u7ec3\uff0c\u7136\u540e\u53c8\u5728ImageNet-1K\u4e0a\u505a\u5fae\u8c03\uff0c\u6700\u540e\u5f97\u5230\u7684\u7ed3\u679c<\/li><li>\u5728\u8868\u683c\u7684\u4e0a\u534a\u90e8\u5206\uff0c\u4f5c\u8005\u5148\u662f\u8ddf\u4e4b\u524d\u6700\u597d\u7684\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u505a\u4e86\u4e00\u4e0b\u5bf9\u6bd4\uff0cRegNet \u662f\u4e4b\u524d facebook \u7528 NASA \u641c\u51fa\u6765\u7684\u6a21\u578b\uff0cEfficientNet \u662f google \u7528NASA \u641c\u51fa\u6765\u7684\u6a21\u578b\uff0c\u8fd9\u4e24\u4e2a\u90fd\u7b97\u4e4b\u524d\u8868\u73b0\u975e\u5e38\u597d\u7684\u6a21\u578b\u4e86\uff0c\u4ed6\u4eec\u7684\u6027\u80fd\u6700\u9ad8\u4f1a\u5230 84.3<\/li><li>\u63a5\u4e0b\u6765\u4f5c\u8005\u5c31\u5199\u4e86\u4e00\u4e0b\u4e4b\u524d\u7684 Vision Transformer \u4f1a\u8fbe\u5230\u4ec0\u4e48\u6548\u679c\uff0c\u5bf9\u4e8e ViT \u6765\u8bf4\uff0c\u56e0\u4e3a\u5b83\u6ca1\u6709\u7528\u5f88\u597d\u7684\u6570\u636e\u589e\u5f3a\uff0c\u800c\u4e14\u7f3a\u5c11\u504f\u7f6e\u5f52\u7eb3\uff0c\u6240\u4ee5\u8bf4\u5b83\u7684\u7ed3\u679c\u662f\u6bd4\u8f83\u5dee\u7684\uff0c\u53ea\u670970\u591a<\/li><li>\u6362\u4e0a DeiT \u4e4b\u540e\uff0c\u56e0\u4e3a\u7528\u4e86\u66f4\u597d\u7684\u6570\u636e\u589e\u5f3a\u548c\u6a21\u578b\u84b8\u998f\uff0c\u6240\u4ee5\u8bf4 DeiT Base \u6a21\u578b\u4e5f\u80fd\u53d6\u5f97\u76f8\u5f53\u4e0d\u9519\u7684\u7ed3\u679c\uff0c\u80fd\u523083.1<\/li><li>\u5f53\u7136 Swin Transformer \u80fd\u66f4\u9ad8\u4e00\u4e9b\uff0cSwin Base \u6700\u9ad8\u80fd\u523084.5\uff0c\u7a0d\u5fae\u6bd4\u4e4b\u524d\u6700\u597d\u7684\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u9ad8\u90a3\u4e48\u4e00\u70b9\u70b9\uff0c\u5c31\u6bd484.3\u9ad8\u4e860.2<\/li><li>\u867d\u7136\u4e4b\u524d\u8868\u73b0\u6700\u597d\u7684 EfficientNet \u7684\u6a21\u578b\u662f\u5728 600*600 \u7684\u56fe\u7247\u4e0a\u505a\u7684\uff0c\u800c Swin Base \u662f\u5728 384*384 \u7684\u56fe\u7247\u4e0a\u505a\u7684\uff0c\u6240\u4ee5\u8bf4 EfficientNet \u6709\u4e00\u4e9b\u4f18\u52bf\uff0c\u4f46\u662f\u4ece\u6a21\u578b\u7684\u53c2\u6570\u548c\u8ba1\u7b97\u7684 FLOPs \u4e0a\u6765\u8bf4 EfficientNet \u53ea\u670966M\uff0c\u800c\u4e14\u53ea\u7528\u4e86 37G \u7684 FLOPs\uff0c\u4f46\u662f Swin Transformer \u7528\u4e86 88M \u7684\u6a21\u578b\u53c2\u6570\uff0c\u800c\u4e14\u7528\u4e86 47G \u7684 FLOPs\uff0c\u6240\u4ee5\u603b\u4f53\u800c\u8a00\u662f\u4f2f\u4ef2\u4e4b\u95f4<\/li><li>\u8868\u683c\u7684\u4e0b\u534a\u90e8\u5206\u662f\u7528 ImageNet-22k \u53bb\u505a\u9884\u8bad\u7ec3\uff0c\u7136\u540e\u518d\u5728ImageNet-1k\u4e0a\u5fae\u8c03\u6700\u540e\u5f97\u5230\u7684\u7ed3\u679c<\/li><li>\u8fd9\u91cc\u53ef\u4ee5\u770b\u5230\uff0c\u4e00\u65e6\u4f7f\u7528\u4e86\u66f4\u5927\u89c4\u6a21\u7684\u6570\u636e\u96c6\uff0c\u539f\u59cb\u6807\u51c6\u7684 ViT \u7684\u6027\u80fd\u4e5f\u5c31\u5df2\u7ecf\u4e0a\u6765\u4e86\uff0c\u5bf9\u4e8e ViT large \u6765\u8bf4\u5b83\u5df2\u7ecf\u80fd\u5f97\u5230 85.2 \u7684\u51c6\u786e\u5ea6\u4e86\uff0c\u5df2\u7ecf\u76f8\u5f53\u9ad8\u4e86<\/li><li>\u4f46\u662f Swin Large \u66f4\u9ad8\uff0cSwin Large \u6700\u540e\u80fd\u523087.3\uff0c\u8fd9\u4e2a\u662f\u5728\u4e0d\u4f7f\u7528JFT-300M\uff0c\u5c31\u662f\u7279\u522b\u5927\u89c4\u6a21\u6570\u636e\u96c6\u4e0a\u5f97\u5230\u7684\u7ed3\u679c\uff0c\u6240\u4ee5\u8fd8\u662f\u76f8\u5f53\u9ad8\u7684<\/li><\/ul>\n\n\n\n<h3>\u76ee\u6807\u68c0\u6d4b<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"446\" height=\"416\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-285.png\" alt=\"\" class=\"wp-image-8643\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-285.png 446w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-285-300x280.png 300w\" sizes=\"(max-width: 446px) 100vw, 446px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"441\" height=\"383\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-287.png\" alt=\"\" class=\"wp-image-8646\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-287.png 441w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-287-300x261.png 300w\" sizes=\"(max-width: 441px) 100vw, 441px\" \/><\/figure>\n\n\n\n<ul><li>\u88682\uff08a\uff09\u4e2d\u6d4b\u8bd5\u4e86\u5728\u4e0d\u540c\u7684\u7b97\u6cd5\u6846\u67b6\u4e0b\uff0cSwin Transformer \u5230\u5e95\u6bd4\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\u8981\u597d\u591a\u5c11\uff0c\u4e3b\u8981\u662f\u60f3\u8bc1\u660e Swin Transformer \u662f\u53ef\u4ee5\u5f53\u505a\u4e00\u4e2a\u901a\u7528\u7684\u9aa8\u5e72\u7f51\u7edc\u6765\u4f7f\u7528\u7684\uff0c\u6240\u4ee5\u7528\u4e86 Mask R-CNN\u3001ATSS\u3001RepPointsV2 \u548cSparseR-CNN\uff0c\u8fd9\u4e9b\u90fd\u662f\u8868\u73b0\u975e\u5e38\u597d\u7684\u4e00\u4e9b\u7b97\u6cd5\uff0c\u5728\u8fd9\u4e9b\u7b97\u6cd5\u91cc\uff0c\u8fc7\u53bb\u7684\u9aa8\u5e72\u7f51\u7edc\u9009\u7528\u7684\u90fd\u662f ResNet-50\uff0c\u73b0\u5728\u66ff\u6362\u6210\u4e86 Swin Tiny<\/li><li>Swin Tiny \u7684\u53c2\u6570\u91cf\u548c FLOPs \u8ddf ResNet-50 \u662f\u6bd4\u8f83\u4e00\u81f4\u7684\uff0c\u4ece\u540e\u9762\u7684\u5bf9\u6bd4\u91cc\u4e5f\u53ef\u4ee5\u770b\u51fa\u6765\uff0c\u6240\u4ee5\u4ed6\u4eec\u4e4b\u95f4\u7684\u6bd4\u8f83\u662f\u76f8\u5bf9\u6bd4\u8f83\u516c\u5e73\u7684<\/li><li>\u53ef\u4ee5\u770b\u5230\uff0cSwin Tiny \u5bf9 ResNet-50 \u662f\u5168\u65b9\u4f4d\u7684\u78be\u538b\uff0c\u5728\u56db\u4e2a\u7b97\u6cd5\u4e0a\u90fd\u8d85\u8fc7\u4e86\u5b83\uff0c\u800c\u4e14\u8d85\u8fc7\u7684\u5e45\u5ea6\u4e5f\u662f\u6bd4\u8f83\u5927\u7684<\/li><li>\u63a5\u4e0b\u6765\u4f5c\u8005\u53c8\u6362\u4e86\u4e00\u4e2a\u65b9\u5f0f\u505a\u6d4b\u8bd5\uff0c\u73b0\u5728\u662f\u9009\u5b9a\u4e00\u4e2a\u7b97\u6cd5\uff0c\u9009\u5b9a\u4e86Cascade Mask R-CNN \u8fd9\u4e2a\u7b97\u6cd5\uff0c\u7136\u540e\u6362\u66f4\u591a\u7684\u4e0d\u540c\u7684\u9aa8\u5e72\u7f51\u7edc\uff0c\u6bd4\u5982 DeiT-S\u3001ResNet-50 \u548c ResNet-101\uff0c\u4e5f\u5206\u4e86\u51e0\u7ec4\uff0c\u7ed3\u679c\u5982\u4e0a\u56fe\u4e2d\u88682\uff08b\uff09\u6240\u793a<\/li><li>\u53ef\u4ee5\u770b\u51fa\uff0c\u5728\u76f8\u4f3c\u7684\u6a21\u578b\u53c2\u6570\u548c\u76f8\u4f3c\u7684 Flops \u4e4b\u4e0b\uff0cSwin Transformer \u90fd\u662f\u6bd4\u4e4b\u524d\u7684\u9aa8\u5e72\u7f51\u7edc\u8981\u8868\u73b0\u597d\u7684<\/li><li>\u63a5\u4e0b\u6765\u4f5c\u8005\u53c8\u505a\u4e86\u7b2c\u4e09\u79cd\u6d4b\u8bd5\u7684\u65b9\u5f0f\uff0c\u5982\u4e0a\u56fe\u4e2d\u7684\u88682\uff08c\uff09\u6240\u793a\uff0c\u5c31\u662f\u7cfb\u7edf\u5c42\u9762\u7684\u6bd4\u8f83\uff0c\u8fd9\u4e2a\u5c42\u9762\u7684\u6bd4\u8f83\u5c31\u6bd4\u8f83\u72c2\u91ce\u4e86\uff0c\u5c31\u662f\u73b0\u5728\u8ffd\u6c42\u7684\u4e0d\u662f\u516c\u5e73\u6bd4\u8f83\uff0c\u4ec0\u4e48\u65b9\u6cd5\u90fd\u53ef\u4ee5\u4e0a\uff0c\u53ef\u4ee5\u4f7f\u7528\u66f4\u591a\u7684\u6570\u636e\uff0c\u53ef\u4ee5\u4f7f\u7528\u66f4\u591a\u7684\u6570\u636e\u589e\u5f3a\uff0c\u751a\u81f3\u53ef\u4ee5\u5728\u6d4b\u8bd5\u7684\u4f7f\u7528 test time augmentation\uff08TTA\uff09\u7684\u65b9\u5f0f<\/li><li>\u53ef\u4ee5\u770b\u5230\uff0c\u4e4b\u524d\u6700\u597d\u7684\u65b9\u6cd5 Copy-paste \u5728 COCO Validation Set\u4e0a\u7684\u7ed3\u679c\u662f55.9\uff0c\u5728 Test Set \u4e0a\u7684\u7ed3\u679c\u662f56\uff0c\u800c\u8fd9\u91cc\u5982\u679c\u8ddf\u6700\u5927\u7684 Swin Transformer&#8211;Swin Large \u6bd4\uff0c\u5b83\u7684\u7ed3\u679c\u5206\u522b\u80fd\u8fbe\u523058\u548c58.7\uff0c\u8fd9\u90fd\u6bd4\u4e4b\u524d\u9ad8\u4e86\u4e24\u5230\u4e09\u4e2a\u70b9<\/li><\/ul>\n\n\n\n<h3>\u8bed\u4e49\u5206\u5272<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"452\" height=\"435\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-288.png\" alt=\"\" class=\"wp-image-8647\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-288.png 452w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-288-300x289.png 300w\" sizes=\"(max-width: 452px) 100vw, 452px\" \/><\/figure>\n\n\n\n<ul><li>\u4e0a\u56fe\u88683\u91cc\u53ef\u4ee5\u770b\u5230\u4e4b\u524d\u7684\u65b9\u6cd5\uff0c\u4e00\u76f4\u5230 DeepLab V3\u3001ResNet 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\u6570\u636e\u96c6\u4e0a\u505a\u9884\u8bad\u7ec3\uff0c\u6240\u4ee5\u7ed3\u679c\u624d\u8fd9\u4e48\u597d<\/li><\/ul>\n\n\n\n<h3>\u6d88\u878d\u5b9e\u9a8c<\/h3>\n\n\n\n<p>\u5b9e\u9a8c\u7ed3\u679c\u5982\u4e0b\u56fe\u6240\u793a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"448\" height=\"187\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-289.png\" alt=\"\" class=\"wp-image-8648\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-289.png 448w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-289-300x125.png 300w\" sizes=\"(max-width: 448px) 100vw, 448px\" \/><\/figure>\n\n\n\n<ul><li>\u4e0a\u56fe\u4e2d\u88684\u4e3b\u8981\u5c31\u662f\u60f3\u8bf4\u4e00\u4e0b\u79fb\u52a8\u7a97\u53e3\u4ee5\u53ca\u76f8\u5bf9\u4f4d\u7f6e\u7f16\u7801\u5230\u5e95\u5bf9 Swin Transformer \u6709\u591a\u6709\u7528<\/li><li>\u53ef\u4ee5\u770b\u5230\uff0c\u5982\u679c\u5149\u5206\u7c7b\u4efb\u52a1\u7684\u8bdd\uff0c\u5176\u5b9e\u4e0d\u8bba\u662f\u79fb\u52a8\u7a97\u53e3\uff0c\u8fd8\u662f\u76f8\u5bf9\u4f4d\u7f6e\u7f16\u7801\uff0c\u5b83\u7684\u63d0\u5347\u76f8\u5bf9\u4e8e\u57fa\u7ebf\u6765\u8bf4\uff0c\u4e5f\u6ca1\u6709\u7279\u522b\u660e\u663e\uff0c\u5f53\u7136\u5728ImageNet\u7684\u8fd9\u4e2a\u6570\u636e\u96c6\u4e0a\u63d0\u5347\u4e00\u4e2a\u70b9\u4e5f\u7b97\u662f\u5f88\u663e\u7740\u4e86<\/li><li>\u4f46\u662f\u4ed6\u4eec\u66f4\u5927\u7684\u5e2e\u52a9\uff0c\u4e3b\u8981\u662f\u51fa\u73b0\u5728\u4e0b\u6e38\u4efb\u52a1\u91cc\uff0c\u5c31\u662f COCO \u548c ADE20K \u8fd9\u4e24\u4e2a\u6570\u636e\u96c6\u4e0a\uff0c\u4e5f\u5c31\u662f\u76ee\u6807\u68c0\u6d4b\u548c\u8bed\u4e49\u5206\u5272\u8fd9\u4e24\u4e2a\u4efb\u52a1\u4e0a<\/li><li>\u53ef\u4ee5\u770b\u5230\uff0c\u7528\u4e86\u79fb\u52a8\u7a97\u53e3\u548c\u76f8\u5bf9\u4f4d\u7f6e\u7f16\u7801\u4ee5\u540e\uff0c\u90fd\u4f1a\u6bd4\u4e4b\u524d\u5927\u6982\u9ad8\u4e863\u4e2a\u70b9\u5de6\u53f3\uff0c\u63d0\u5347\u662f\u975e\u5e38\u663e\u7740\u7684\uff0c\u8fd9\u4e5f\u662f\u5408\u7406\u7684\uff0c\u56e0\u4e3a\u5982\u679c\u73b0\u5728\u53bb\u505a\u8fd9\u79cd\u5bc6\u96c6\u578b\u9884\u6d4b\u4efb\u52a1\u7684\u8bdd\uff0c\u5c31\u9700\u8981\u7279\u5f81\u5bf9\u4f4d\u7f6e\u4fe1\u606f\u66f4\u654f\u611f\uff0c\u800c\u4e14\u66f4\u9700\u8981\u5468\u56f4\u7684\u4e0a\u4e0b\u6587\u5173\u7cfb\uff0c\u6240\u4ee5\u8bf4\u901a\u8fc7\u79fb\u52a8\u7a97\u53e3\u63d0\u4f9b\u7684\u7a97\u53e3\u548c\u7a97\u53e3\u4e4b\u95f4\u7684\u4e92\u76f8\u901a\u4fe1\uff0c\u4ee5\u53ca\u5728\u6bcf\u4e2a Transformer block\u90fd\u505a\u66f4\u51c6\u786e\u7684\u76f8\u5bf9\u4f4d\u7f6e\u7f16\u7801\uff0c\u80af\u5b9a\u662f\u4f1a\u5bf9\u8fd9\u7c7b\u578b\u7684\u4e0b\u6e38\u4efb\u52a1\u5927\u6709\u5e2e\u52a9\u7684<\/li><\/ul>\n\n\n\n<h2>\u603b\u7ed3       <\/h2>\n\n\n\n<p>\u867d\u7136\u524d\u9762\u5df2\u7ecf\u8bf4\u4e86\u5f88\u591a Swin Transformer \u7684\u5f71\u54cd\u529b\u554a\u5df2\u7ecf\u8fd9\u4e48\u5de8\u5927\u4e86\uff0c\u4f46\u5176\u5b9e\u4ed6\u7684\u5f71\u54cd\u529b\u8fdc\u8fdc\u4e0d\u6b62\u4e8e\u6b64\uff0c\u8bba\u6587\u91cc\u8fd9\u79cd\u5bf9\u5377\u79ef\u795e\u7ecf\u7f51\u7edc\uff0c\u5bf9 Transformer\uff0c\u8fd8\u6709\u5bf9 MLP 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Transformer\u8bba\u6587\u89e3\u8bfb\u4e0e\u601d\u8003<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[25,9],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/4694"}],"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=4694"}],"version-history":[{"count":112,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/4694\/revisions"}],"predecessor-version":[{"id":8795,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/4694\/revisions\/8795"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=4694"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=4694"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=4694"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}