\u5728\u6807\u51c6\u7684UNet\u7ed3\u6784\u4e2d\uff0clong skip connection\u4e0a\u7684scaling\u7cfb\u6570\u4e00\u822c\u4e3a1\u3002<\/p>\n
\u7136\u800c\uff0c\u5728\u4e00\u4e9b\u8457\u540d\u7684\u6269\u6563\u6a21\u578b\u5de5\u4f5c\u4e2d\uff0c\u6bd4\u5982Imagen\uff0c Score-based generative model\uff0c\u4ee5\u53caSR3\u7b49\u7b49\uff0c\u5b83\u4eec\u90fd\u8bbe\u7f6e\u4e86\uff0c\u5e76\u53d1\u73b0\u8fd9\u6837\u7684\u8bbe\u7f6e\u53ef\u4ee5\u6709\u6548\u52a0\u901f\u6269\u6563\u6a21\u578b\u7684\u8bad\u7ec3\u3002<\/p>\n
\u8d28\u7591Scaling\u7136\u800c\uff0cImagen\u7b49\u6a21\u578b\u5bf9skip connection\u7684Scaling\u64cd\u4f5c\u5728\u539f\u8bba\u6587\u4e2d\u5e76\u6ca1\u6709\u5177\u4f53\u7684\u5206\u6790\uff0c\u53ea\u662f\u8bf4\u8fd9\u6837\u8bbe\u7f6e\u6709\u52a9\u4e8e\u52a0\u901f\u6269\u6563\u6a21\u578b\u7684\u8bad\u7ec3\u3002<\/p>\n
\u9996\u5148\uff0c\u8fd9\u79cd\u7ecf\u9a8c\u4e0a\u7684\u5c55\u793a\uff0c\u8ba9\u6211\u4eec\u5e76\u641e\u4e0d\u6e05\u695a\u5230\u5e95\u8fd9\u79cd\u8bbe\u7f6e\u53d1\u6325\u4e86\u4ec0\u4e48\u4f5c\u7528\uff1f<\/p>\n
\u53e6\u5916\uff0c\u6211\u4eec\u4e5f\u4e0d\u6e05\u695a\u662f\u5426\u53ea\u80fd\u8bbe\u7f6e\uff0c\u8fd8\u662f\u8bf4\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u7684\u5e38\u6570\uff1f<\/p>\n
\u4e0d\u540c\u4f4d\u7f6e\u7684skip connection\u7684\u300c\u5730\u4f4d\u300d\u4e00\u6837\u5417\uff0c\u4e3a\u4ec0\u4e48\u4f7f\u7528\u4e00\u6837\u7684\u5e38\u6570\uff1f<\/p>\n
\u5bf9\u6b64\uff0c\u4f5c\u8005\u6709\u975e\u5e38\u591a\u7684\u95ee\u53f7\u2026\u2026<\/p>\n
\u4e00\u822c\u6765\u8bf4\uff0c\u548cResNet\u4ee5\u53caTransformer\u7ed3\u6784\u76f8\u6bd4\uff0cUNet\u5728\u5b9e\u9645\u4f7f\u7528\u4e2d\u300c\u6df1\u5ea6\u300d\u5e76\u4e0d\u6df1\uff0c\u4e0d\u592a\u5bb9\u6613\u51fa\u73b0\u5176\u4ed6\u300c\u6df1\u300d\u795e\u7ecf\u7f51\u7edc\u7ed3\u6784\u5e38\u89c1\u7684\u68af\u5ea6\u6d88\u5931\u7b49\u4f18\u5316\u95ee\u9898\u3002<\/p>\n
\u53e6\u5916\uff0c\u7531\u4e8eUNet\u7ed3\u6784\u7684\u7279\u6b8a\u6027\uff0c\u6d45\u5c42\u7684\u7279\u5f81\u901a\u8fc7long skip connection\u4e0e\u6df1\u5c42\u7684\u4f4d\u7f6e\u76f8\u8fde\u63a5\uff0c\u4ece\u800c\u8fdb\u4e00\u6b65\u907f\u514d\u4e86\u68af\u5ea6\u6d88\u5931\u7b49\u95ee\u9898\u3002<\/p>\n
\u90a3\u4e48\u53cd\u8fc7\u6765\u60f3\uff0c\u8fd9\u6837\u7684\u7ed3\u6784\u5982\u679c\u7a0d\u4e0d\u6ce8\u610f\uff0c\u4f1a\u4e0d\u4f1a\u5bfc\u81f4\u68af\u5ea6\u8fc7\u731b\u3001\u53c2\u6570(\u7279\u5f81)\u7531\u4e8e\u66f4\u65b0\u5bfc\u81f4\u9707\u8361\u7684\u95ee\u9898\uff1f<\/p>\n
\u901a\u8fc7\u5bf9\u6269\u6563\u6a21\u578b\u4efb\u52a1\u5728\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\u7279\u5f81\u548c\u53c2\u6570\u7684\u53ef\u89c6\u5316\uff0c\u53ef\u4ee5\u53d1\u73b0\uff0c\u786e\u5b9e\u5b58\u5728\u4e0d\u7a33\u5b9a\u73b0\u8c61\u3002<\/p>\n
\u53c2\u6570\uff08\u7279\u5f81\uff09\u7684\u4e0d\u7a33\u5b9a\uff0c\u5f71\u54cd\u4e86\u68af\u5ea6\uff0c\u63a5\u7740\u53c8\u53cd\u8fc7\u6765\u5f71\u54cd\u53c2\u6570\u66f4\u65b0\u3002\u6700\u7ec8\u8fd9\u4e2a\u8fc7\u7a0b\u5bf9\u6027\u80fd\u6709\u8f83\u5927\u7684\u4e0d\u826f\u5e72\u6270\u7684\u98ce\u9669\u3002\u56e0\u6b64\u9700\u8981\u60f3\u529e\u6cd5\u53bb\u63a7\u5236\u8fd9\u79cd\u4e0d\u7a33\u5b9a\u6027\u3002<\/p>\n
\u8fdb\u4e00\u6b65\u7684\uff0c\u5bf9\u4e8e\u6269\u6563\u6a21\u578b\u3002UNet\u7684\u8f93\u5165\u662f\u4e00\u4e2a\u5e26\u566a\u56fe\u50cf\uff0c\u5982\u679c\u8981\u6c42\u6a21\u578b\u80fd\u4ece\u4e2d\u51c6\u786e\u9884\u6d4b\u51fa\u52a0\u5165\u7684\u566a\u58f0\uff0c\u8fd9\u9700\u8981\u6a21\u578b\u5bf9\u8f93\u5165\u6709\u5f88\u5f3a\u7684\u62b5\u5fa1\u989d\u5916\u6270\u52a8\u7684\u9c81\u68d2\u6027\u3002<\/p>\n
\u7814\u7a76\u4eba\u5458\u53d1\u73b0\u4e0a\u8ff0\u8fd9\u4e9b\u95ee\u9898\uff0c\u53ef\u4ee5\u5728Long skip connection\u4e0a\u8fdb\u884cScaling\u6765\u8fdb\u884c\u7edf\u4e00\u5730\u7f13\u89e3\u3002<\/p>\n
\u4ece\u5b9a\u74063.1\u6765\u770b\uff0c\u4e2d\u95f4\u5c42\u7279\u5f81\u7684\u9707\u8361\u8303\u56f4\uff08\u4e0a\u4e0b\u754c\u7684\u5bbd\u5ea6\uff09\u6b63\u76f8\u5173\u4e8escaling\u7cfb\u6570\u7684\u5e73\u65b9\u548c\u3002\u9002\u5f53\u7684scaling\u7cfb\u6570\u6709\u52a9\u4e8e\u7f13\u89e3\u7279\u5f81\u4e0d\u7a33\u5b9a\u3002<\/p>\n
\u4e0d\u8fc7\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679c\u76f4\u63a5\u8ba9scaling\u7cfb\u6570\u8bbe\u7f6e\u4e3a0\uff0c\u786e\u5b9e\u6700\u4f73\u5730\u7f13\u89e3\u4e86\u9707\u8361\u3002\uff08\u624b\u52a8\u72d7\u5934\uff09<\/p>\n
\u4f46\u662fUNet\u9000\u5316\u4e3a\u65e0skip\u7684\u60c5\u51b5\u7684\u8bdd\uff0c\u4e0d\u7a33\u5b9a\u95ee\u9898\u662f\u89e3\u51b3\u4e86\uff0c\u4f46\u662f\u8868\u5f81\u80fd\u529b\u4e5f\u6ca1\u4e86\u3002\u8fd9\u662f\u6a21\u578b\u7a33\u5b9a\u6027\u548c\u8868\u5f81\u80fd\u529b\u7684trade-off\u3002<\/p>\n
\u7c7b\u4f3c\u5730\uff0c\u4ece\u53c2\u6570\u68af\u5ea6\u7684\u89d2\u5ea6\u3002\u5b9a\u74063.3\u4e5f\u63ed\u793a\u4e86scaling\u7cfb\u6570\u5bf9\u68af\u5ea6\u91cf\u7ea7\u7684\u63a7\u5236\u3002<\/p>\n
\u8fdb\u4e00\u6b65\u5730\uff0c\u5b9a\u74063.4\u8fd8\u63ed\u793a\u4e86long skip connection\u4e0a\u7684scaling\u8fd8\u53ef\u4ee5\u5f71\u54cd\u6a21\u578b\u5bf9\u8f93\u5165\u6270\u52a8\u7684\u9c81\u68d2\u4e0a\u754c\uff0c\u63d0\u5347\u6269\u6563\u6a21\u578b\u5bf9\u8f93\u5165\u6270\u52a8\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n
\u901a\u8fc7\u4e0a\u8ff0\u7684\u5206\u6790\uff0c\u6211\u4eec\u6e05\u695a\u4e86Long skip connection\u4e0a\u8fdb\u884cscaling\u5bf9\u7a33\u5b9a\u6a21\u578b\u8bad\u7ec3\u7684\u91cd\u8981\u6027\uff0c\u4e5f\u9002\u7528\u4e8e\u4e0a\u8ff0\u7684\u5206\u6790\u3002<\/p>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u5206\u6790\u600e\u4e48\u6837\u7684scaling\u53ef\u4ee5\u6709\u66f4\u597d\u7684\u6027\u80fd\uff0c\u6bd5\u7adf\u4e0a\u8ff0\u5206\u6790\u53ea\u80fd\u8bf4\u660escaling\u6709\u597d\u5904\uff0c\u4f46\u4e0d\u80fd\u786e\u5b9a\u600e\u4e48\u6837\u7684scaling\u6700\u597d\u6216\u8005\u8f83\u597d\u3002<\/p>\n
\u4e00\u79cd\u7b80\u5355\u7684\u65b9\u5f0f\u662f\u4e3along skip connection\u5f15\u5165\u53ef\u5b66\u4e60\u7684\u6a21\u5757\u6765\u81ea\u9002\u5e94\u5730\u8c03\u6574scaling\uff0c\u8fd9\u79cd\u65b9\u6cd5\u79f0\u4e3aLearnable Scaling (LS) Method\u3002\u6211\u4eec\u91c7\u7528\u7c7b\u4f3cSENet\u7684\u7ed3\u6784\uff0c\u5373\u5982\u4e0b\u6240\u793a\uff08\u6b64\u5904\u8003\u8651\u7684\u662f\u4ee3\u7801\u6574\u7406\u5f97\u975e\u5e38\u597d\u7684U-ViT\u7ed3\u6784\uff0c\u8d5e\uff01\uff09<\/p>\n
\u4ece\u672c\u6587\u7684\u7ed3\u679c\u6765\u770b\uff0cLS\u786e\u5b9e\u53ef\u4ee5\u6709\u6548\u5730\u7a33\u5b9a\u6269\u6563\u6a21\u578b\u7684\u8bad\u7ec3\uff01\u8fdb\u4e00\u6b65\u5730\uff0c\u6211\u4eec\u5c1d\u8bd5\u53ef\u89c6\u5316LS\u4e2d\u5b66\u4e60\u5230\u7684\u7cfb\u6570\u3002<\/p>\n
\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u6211\u4eec\u4f1a\u53d1\u73b0\u8fd9\u4e9b\u7cfb\u6570\u5448\u73b0\u51fa\u4e00\u79cd\u6307\u6570\u4e0b\u964d\u7684\u8d8b\u52bf\uff08\u6ce8\u610f\u8fd9\u91cc\u7b2c\u4e00\u4e2along skip connection\u662f\u6307\u8fde\u63a5UNet\u9996\u5c3e\u4e24\u7aef\u7684connection\uff09\uff0c\u4e14\u7b2c\u4e00\u4e2a\u7cfb\u6570\u51e0\u4e4e\u63a5\u8fd1\u4e8e1\uff0c\u8fd9\u4e2a\u73b0\u8c61\u4e5f\u5f88amazing\uff01<\/p>\n
\u57fa\u4e8e\u8fd9\u4e00\u7cfb\u5217\u89c2\u5bdf\uff08\u66f4\u591a\u7684\u7ec6\u8282\u8bf7\u67e5\u9605\u8bba\u6587\uff09\uff0c\u6211\u4eec\u8fdb\u4e00\u6b65\u63d0\u51fa\u4e86Constant Scaling (CS) Method\uff0c\u5373\u65e0\u9700\u53ef\u5b66\u4e60\u53c2\u6570\u7684\uff1a<\/p>\n
CS\u7b56\u7565\u548c\u6700\u521d\u7684\u4f7f\u7528\u7684scaling\u64cd\u4f5c\u4e00\u6837\u65e0\u9700\u989d\u5916\u53c2\u6570\uff0c\u4ece\u800c\u51e0\u4e4e\u6ca1\u6709\u592a\u591a\u7684\u989d\u5916\u8ba1\u7b97\u6d88\u8017\u3002<\/p>\n
\u867d\u7136CS\u5728\u5927\u591a\u6570\u65f6\u5019\u6ca1\u6709LS\u5728\u7a33\u5b9a\u8bad\u7ec3\u4e0a\u8868\u73b0\u597d\uff0c\u4e0d\u8fc7\u5bf9\u4e8e\u5df2\u6709\u7684\u7b56\u7565\u6765\u8bf4\uff0c\u8fd8\u662f\u503c\u5f97\u4e00\u8bd5\u3002<\/p>\n
\u4e0a\u8ff0CS\u548cLS\u7684\u5b9e\u73b0\u5747\u975e\u5e38\u7b80\u6d01\uff0c\u4ec5\u4ec5\u9700\u8981\u82e5\u5e72\u884c\u4ee3\u7801\u5373\u53ef\u3002\u9488\u5bf9\u5404(hua)\u5f0f(li)\u5404(hu)\u6837(shao)\u7684UNet\u7ed3\u6784\u53ef\u80fd\u9700\u8981\u5bf9\u9f50\u4e00\u4e0b\u7279\u5f81\u7ef4\u5ea6\u3002\uff08\u624b\u52a8\u72d7\u5934+1\uff09<\/p>\n
\u6700\u8fd1\uff0c\u4e00\u4e9b\u540e\u7eed\u5de5\u4f5c\uff0c\u6bd4\u5982FreeU\u3001SCEdit\u7b49\u5de5\u4f5c\u4e5f\u63ed\u793a\u4e86skip connection\u4e0ascaling\u7684\u91cd\u8981\u6027\uff0c\u6b22\u8fce\u5927\u5bb6\u8bd5\u7528\u548c\u63a8\u5e7f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728\u6807\u51c6\u7684UNet\u7ed3\u6784\u4e2d\uff0clong skip connection\u4e0a\u7684scaling\u7cfb\u6570\u4e00\u822c\u4e3a1\u3002 \u7136\u800c\uff0c\u5728\u4e00\u4e9b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7023],"tags":[],"class_list":["post-415289","post","type-post","status-publish","format-standard","hentry","category-chatgpt"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/415289","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=415289"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/415289\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=415289"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=415289"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=415289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}