{"id":1440,"date":"2025-12-02T20:10:46","date_gmt":"2025-12-02T12:10:46","guid":{"rendered":"http:\/\/anyone.anuoblog.cn\/?p=1440"},"modified":"2025-12-13T22:10:38","modified_gmt":"2025-12-13T14:10:38","slug":"ddrl-domain-distribution-reconstruction-learning-for-binary-change-detection-in-remote-sensing-images","status":"publish","type":"post","link":"http:\/\/anyone.anuoblog.cn\/index.php\/2025\/12\/02\/ddrl-domain-distribution-reconstruction-learning-for-binary-change-detection-in-remote-sensing-images\/","title":{"rendered":"DDRL: Domain Distribution Reconstruction Learning for Binary Change Detection in Remote Sensing Images"},"content":{"rendered":"\n<p>DDRL\uff1a\u9762\u5411\u9065\u611f\u5f71\u50cf\u4e8c\u503c\u53d8\u5316\u68c0\u6d4b\u7684\u57df\u5206\u5e03\u91cd\u6784\u5b66\u4e60<\/p>\n\n\n\n<p><a href=\"https:\/\/ieeexplore.ieee.org\/document\/10816448\">\u8bba\u6587\u5730\u5740<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/github.com\/yzygit1230\/DDRL\">DDRL\u6e90\u7801<\/a><\/p>\n\n\n\n<p>\u53d1\u5e03\u671f\u520a IEEE TGRS  \u53d1\u5e03\u65e5\u671f 2024.12.5<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\">0 \u6458\u8981<\/h1>\n\n\n\n<details class=\"wp-block-details is-layout-flow 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[27]\u3002\u56e0\u6b64\uff0c\u901a\u8fc7\u5bf9\u6bd4\u5b66\u4e60\u635f\u5931\u663e\u5f0f\u5ea6\u91cf\u548c\u4f18\u5316\u4e0d\u53d8\u533a\u57df\u7279\u5f81\u7684\u76f8\u4f3c\u6027\u4e0e\u53d8\u5316\u533a\u57df\u7279\u5f81\u7684\u4e0d\u76f8\u4f3c\u6027\uff0c\u57fa\u4e8e\u5ea6\u91cf\u7684\u65b9\u6cd5\u80fd\u591f\u5b9e\u73b0\u66f4\u7cbe\u51c6\u7684\u53d8\u5316\u68c0\u6d4b\u3002DASNet [28] \u901a\u8fc7\u53cc\u6ce8\u610f\u529b\u6a21\u5757\u589e\u5f3a\u7279\u5f81\u9886\u57df\u5185\u7684\u7279\u5f81\u5224\u522b\u80fd\u529b\uff0c\u5e76\u5229\u7528\u52a0\u6743\u53cc\u8fb9\u9645\u5bf9\u6bd4\u635f\u5931\u4f18\u5316\u4e0d\u540c\u7c7b\u522b\u7279\u5f81\u95f4\u7684\u8ddd\u79bb\uff0c\u6709\u6548\u89e3\u51b3\u7c7b\u522b\u4e0d\u5e73\u8861\u95ee\u9898\uff1bDSAMNet [29] 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class=\"wp-block-heading\">2.3 \u53d8\u5316\u68c0\u6d4b\u4e2d\u7684\u6ce8\u610f\u529b\u673a\u5236<\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u5c3d\u7ba1\u5b6a\u751f\u7f16\u7801\u5668\u80fd\u591f\u4ece\u53cc\u65f6\u76f8\u5f71\u50cf\u4e2d\u63d0\u53d6\u5bcc\u542b\u8bed\u4e49\u4fe1\u606f\u7684\u591a\u5c3a\u5ea6\u7279\u5f81\uff0c\u4f46\u4e0d\u53ef\u907f\u514d\u5730\u4f1a\u6355\u6349\u6574\u5e45\u5f71\u50cf\u7684\u5927\u91cf\u6570\u636e\uff0c\u5305\u62ec\u90e8\u5206\u5197\u4f59\u566a\u58f0\u4fe1\u606f\u3002\u53d7\u4eba\u7c7b\u89c6\u89c9\u673a\u5236\u542f\u53d1 \u2014\u2014 \u6ce8\u610f\u529b\u5e76\u975e\u5747\u5300\u5206\u5e03\uff0c\u800c\u662f\u805a\u7126\u4e8e\u611f\u5174\u8da3\u533a\u57df\uff0c\u6ce8\u610f\u529b\u673a\u5236\u88ab\u5f15\u5165\u53d8\u5316\u68c0\u6d4b\u65b9\u6cd5\u4e2d\uff0c\u4f7f\u7f51\u7edc\u80fd\u591f\u9009\u62e9\u6027\u5730\u5173\u6ce8\u5173\u952e\u533a\u57df\u7279\u5f81 [32]\u3002\u4f8b\u5982\uff0cPGCFN [33] \u9996\u5148\u5bf9\u53cc\u65f6\u76f8\u5f71\u50cf\u7684\u5730\u7406\u7a7a\u95f4\u4f4d\u7f6e\u8fdb\u884c\u7f16\u7801\uff0c\u7136\u540e\u5c06\u7f16\u7801\u540e\u7684\u4f4d\u7f6e\u4fe1\u606f\u4e0e\u4f4d\u7f6e\u611f\u77e5\u56fe\u6ce8\u610f\u529b\u7f51\u7edc\u878d\u5408\uff0c\u5728\u57ce\u5e02\u591a\u7c7b\u53d8\u5316\u68c0\u6d4b\u4e2d\u53d6\u5f97\u4e86\u4f18\u5f02\u6027\u80fd\uff1bCDNeXt [34] 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 <\/p>\n\n\n\n<h1 class=\"wp-block-heading\">3 \u65b9\u6cd5\u539f\u7406<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">3.1 DDRL\u6846\u67b6\u6982\u8ff0<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-1-1024x395.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"395\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-1-1024x395.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1454\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u663e\u7136\uff0c\u57fa\u4e8e\u5206\u5272\u548c\u57fa\u4e8e\u5ea6\u91cf\u7684\u53d8\u5316\u68c0\u6d4b\u65b9\u6cd5\u7531\u4e8e\u5176\u68c0\u6d4b\u673a\u5236\u7b49\u56e0\u7d20\u5747\u5b58\u5728\u56fa\u6709\u7f3a\u9677\uff1a\u524d\u8005\u7f3a\u4e4f\u5bf9\u635f\u5931\u5b66\u4e60\u8fc7\u7a0b\u7684\u663e\u5f0f\u7ea6\u675f\uff0c\u540e\u8005\u6613\u53d7\u5ea6\u91cf\u9608\u503c\u7684\u4e0d\u5fc5\u8981\u5e72\u6270\u3002\u4e3a\u6b64\uff0c\u672c\u6587\u63d0\u51fa\u57fa\u4e8e\u9886\u57df\u5206\u5e03\u91cd\u5efa\u5b66\u4e60\u7684 DDRL \u6846\u67b6\uff0c\u6709\u6548\u514b\u670d\u8fd9\u4e24\u7c7b\u65b9\u6cd5\u7684\u4e0d\u8db3\u3002<\/p>\n\n\n\n<p>\u5982\u56fe 2 \u6240\u793a\uff0c\u6240\u63d0 DDRL \u6846\u67b6\u5305\u62ec\u5b6a\u751f\u4ea4\u53c9\u7a97\u53e3\u81ea\u6ce8\u610f\u529b\u7f16\u7801\u5668\u3001\u7528\u4e8e\u4f4e\u5c42\u7279\u5f81\u589e\u5f3a\u7684 GAE \u6a21\u5757\u3001\u7279\u5f81\u4ea4\u4e92\u7684 MSFI \u6a21\u5757\u4ee5\u53ca\u57fa\u4e8e\u5ea6\u91cf\u548c\u5bf9\u6bd4\u5b66\u4e60\u7684 CFCL \u6a21\u5757\u3002\u9996\u5148\uff0c\u5c06\u539f\u59cb\u53cc\u65f6\u76f8\u5f71\u50cf\\(I_{pre}\\)\u548c\\(I_{post}\\)\u8f93\u5165\u5b6a\u751f\u4ea4\u53c9\u7a97\u53e3\u81ea\u6ce8\u610f\u529b\u7f16\u7801\u5668\uff0c\u63d0\u53d6\u591a\u5c3a\u5ea6\u7279\u5f81\\((I_{pre}^{i}, I_{post}^{i})\\)\uff08\\(i \\in[1,4]\\)\uff09\uff1b\u4f4e\u5c42\u7279\u5f81\\((I_{pre}^{i}, I_{post}^{i})\\)\uff08\\(i \\in[1,2]\\)\uff09\u7ecf GAE \u6a21\u5757\u5728\u901a\u9053\u7ef4\u5ea6\u589e\u5f3a\u540e\uff0c\u4e0e\u9ad8\u5c42\u7279\u5f81\\((I_{pre}^{i}, I_{post}^{i})\\)\uff08\\(i \\in[3,4]\\)\uff09\u62fc\u63a5\uff0c\u8f93\u5165\u591a\u5c3a\u5ea6\u7279\u5f81\u4ea4\u4e92\uff08MSFI\uff09\u6a21\u5757\u8fdb\u884c\u9010\u5c42\u4ea4\u4e92\uff0c\u901a\u8fc7\u89e3\u7801\u5668\u751f\u6210\u53d8\u5316\u68c0\u6d4b\u7ed3\u679c\u3002\u5728\u635f\u5931\u7ea6\u675f\u65b9\u9762\uff0cDDRL \u5229\u7528\u53d8\u5316\u68c0\u6d4b\u7ed3\u679c\u4e0e\u771f\u5b9e\u6807\u7b7e\u8ba1\u7b97\u5206\u5272\u635f\u5931\uff1b\u540c\u65f6\uff0c\u5728 CFCL \u6a21\u5757\u4e2d\uff0c\u5229\u7528\u9ad8\u5c42\u878d\u5408\u7279\u5f81\u548c\u771f\u5b9e\u6807\u7b7e\u5b9e\u73b0\u7c7b\u5185\u7279\u5f81\u805a\u5408\u4e0e\u7c7b\u95f4\u7279\u5f81\u5206\u6563\uff0c\u57fa\u4e8e\u50cf\u7d20\u7ea7\u76f8\u4f3c\u5ea6\u5bf9\u5d4c\u5165\u7a7a\u95f4\u65bd\u52a0\u5168\u5c40\u7ea6\u675f\u3002<\/p>\n\n\n\n<p>\u6ce8\uff1a\u53cc\u65f6\u76f8\u5f71\u50cf\u8f93\u5165\u5b6a\u751f\u7f16\u7801\u5668\u63d0\u53d6\u591a\u5c3a\u5ea6\u7279\u5f81\uff0c\u4f4e\u5c42\u7279\u5f81\u7ecf GAE \u6a21\u5757\u589e\u5f3a\u7279\u5f81\u8868\u793a\u540e\uff0c\u4e0e\u9ad8\u5c42\u7279\u5f81\u4e00\u8d77\u8fdb\u884c\u8de8\u5c42\u4ea4\u4e92\u751f\u6210\u53d8\u5316\u68c0\u6d4b\u7ed3\u679c\uff1b\u6b64\u5916\uff0c\u9ad8\u5c42\u7279\u5f81\u4ea4\u4e92\u5f97\u5230\u7684\u7279\u5f81\u7528\u4e8e\u8ba1\u7b97\u6df1\u5ea6\u5bf9\u6bd4\u635f\u5931\uff0c\u5b9e\u73b0\u7c7b\u5185\u7279\u5f81\u805a\u5408\u548c\u7c7b\u95f4\u7279\u5f81\u5206\u6563\uff0c\u5e2e\u52a9\u53d8\u5316\u68c0\u6d4b\u7ed3\u679c\u66f4\u8d34\u5408\u771f\u5b9e\u6807\u7b7e\u3002<\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-8-1024x562.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"562\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-8-1024x562.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1465\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 2 \u6240\u63d0 DDRL \u6846\u67b6\u6982\u8ff0\u53cc\u65f6\u76f8\u5f71\u50cf\u8f93\u5165\u5b6a\u751f\u7f16\u7801\u5668\u4ee5\u63d0\u53d6\u591a\u5c3a\u5ea6\u7279\u5f81\uff0c\u4f4e\u5c42\u7279\u5f81\u7ecf\u56fe\u6ce8\u610f\u529b\u589e\u5f3a\uff08GAE\uff09\u6a21\u5757\u63d0\u5347\u7279\u5f81\u8868\u793a\u80fd\u529b\u540e\uff0c\u4e0e\u9ad8\u5c42\u7279\u5f81\u5171\u540c\u8fdb\u884c\u8de8\u5c42\u4ea4\u4e92\uff0c\u751f\u6210\u53d8\u5316\u68c0\u6d4b\uff08CD\uff09\u7ed3\u679c\u3002\u6b64\u5916\uff0c\u9ad8\u5c42\u7279\u5f81\u4ea4\u4e92\u5f97\u5230\u7684\u7279\u5f81\u7528\u4e8e\u8ba1\u7b97\u6df1\u5ea6\u5bf9\u6bd4\u635f\u5931\uff0c\u5b9e\u73b0\u7c7b\u5185\u7279\u5f81\u805a\u5408\u4e0e\u7c7b\u95f4\u7279\u5f81\u5206\u6563\uff0c\u52a9\u529b\u53d8\u5316\u68c0\u6d4b\u7ed3\u679c\u66f4\u8d34\u5408\u771f\u5b9e\u6807\u7b7e\u3002<\/p>\n\n\n\n<p class=\"has-text-align-center\">\uff08\u8bf4\u660e\uff1a\u7ffb\u8bd1\u4e25\u683c\u9075\u5faa\u6280\u672f\u6587\u672c\u51c6\u786e\u6027\u539f\u5219\uff0c\u5173\u952e\u672f\u8bed\u5982 \u201cSiamese encoder\u201d\u201cGAE module\u201d\u201cdepth contrastive loss\u201d \u7b49\u91c7\u7528\u9065\u611f\u56fe\u50cf\u5904\u7406\u9886\u57df\u901a\u7528\u8bd1\u6cd5\uff1b\u53e5\u5f0f\u7ed3\u6784\u9002\u914d\u4e2d\u6587\u8868\u8fbe\u4e60\u60ef\uff0c\u5c06\u957f\u53e5\u62c6\u5206\u4e3a\u903b\u8f91\u8fde\u8d2f\u7684\u77ed\u53e5\uff0c\u540c\u65f6\u4fdd\u7559 \u201c\u8de8\u5c42\u4ea4\u4e92\u201d\u201c\u7c7b\u5185\u7279\u5f81\u805a\u5408\u201d \u7b49\u6838\u5fc3\u6280\u672f\u8868\u8ff0\u7684\u4e13\u4e1a\u6027\uff0c\u786e\u4fdd\u4e0e\u8bba\u6587\u6574\u4f53\u7ffb\u8bd1\u98ce\u683c\u4e00\u81f4\u3002\uff09<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3.2 \u5b6a\u751f\u4ea4\u53c9\u7a97\u53e3\u81ea\u6ce8\u610f\u529b\u6a21\u5757<\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u57fa\u4e8e\u5b6a\u751f\u7f16\u7801\u5668\u7684\u7f51\u7edc\u662f\u5f53\u524d\u4e3b\u6d41\u7684\u53d8\u5316\u68c0\u6d4b\u6846\u67b6\uff0c\u80fd\u591f\u6709\u6548\u4ece\u53cc\u65f6\u76f8\u5f71\u50cf\u4e2d\u5b66\u4e60\u62bd\u8c61\u7279\u5f81\u548c\u8868\u793a\uff0c\u5b9e\u73b0\u4e0d\u540c\u9886\u57df\u95f4\u7684\u7279\u5f81\u8fc1\u79fb\u3002\u5b6a\u751f\u7f16\u7801\u5668\u7684\u76ee\u7684\u662f\u4ece\u53cc\u65f6\u76f8\u5f71\u50cf\u7684\u5f02\u5e38\u533a\u57df\u63d0\u53d6\u5177\u6709\u5224\u522b\u529b\u7684\u7279\u5f81\u7a7a\u95f4\u8868\u793a\uff0c\u540c\u65f6\u4fdd\u6301\u4e0d\u53d8\u533a\u57df\u7684\u7279\u5f81\u8868\u793a\u4e00\u81f4\u6027\u3002\u56e0\u6b64\uff0c\u5b6a\u751f\u7f16\u7801\u5668\u7684\u7279\u5f81\u63d0\u53d6\u80fd\u529b\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u51b3\u5b9a\u4e86\u6a21\u578b\u7684\u6574\u4f53\u53d8\u5316\u68c0\u6d4b\u6027\u80fd\u3002\u5f53\u524d\u6700\u5148\u8fdb\u7684\u9aa8\u5e72\u7f51\u7edc CSwin [35] \u5728\u8ba1\u7b97\u673a\u89c6\u89c9\u9886\u57df\u8868\u73b0\u51fa\u4f18\u5f02\u6027\u80fd\u3002\u4e3a\u4f7f\u5b6a\u751f\u7f16\u7801\u5668\u4e0e\u540e\u7eed\u9886\u57df\u5206\u5e03\u5904\u7406\u6a21\u5757\u5145\u5206\u878d\u5408\uff0c\u672c\u6587\u91c7\u7528 CSwin \u4f5c\u4e3a DDRL \u7684\u5b6a\u751f\u4ea4\u53c9\u7a97\u53e3\u81ea\u6ce8\u610f\u529b\u6a21\u5757\u3002\u5f97\u76ca\u4e8e\u7a97\u53e3\u6ce8\u610f\u529b\u548c\u5c40\u90e8\u589e\u5f3a\u4f4d\u7f6e\u7f16\u7801\u7ed3\u6784\uff0c\u5b6a\u751f\u4ea4\u53c9\u7a97\u53e3\u81ea\u6ce8\u610f\u529b\u6a21\u5757\u80fd\u591f\u9002\u5e94\u4e0d\u540c\u5c3a\u5bf8\u7684\u8f93\u5165\u7279\u5f81\uff0c\u975e\u5e38\u9002\u5408\u4e0b\u6e38\u53d8\u5316\u68c0\u6d4b\u4efb\u52a1\u3002\u5c06\u7ecf\u8fc7\u5176\u56db\u4e2a\u6ce8\u610f\u529b\u9636\u6bb5\u5904\u7406\u7684\u53cc\u65f6\u76f8\u591a\u5c3a\u5ea6\u7279\u5f81\u4f5c\u4e3a\u5b6a\u751f\u7f16\u7801\u5668\u7684\u8f93\u51fa\uff0c\u5e94\u7528\u4e8e\u540e\u7eed\u7684 GAE \u548c CFCL \u6a21\u5757\u3002<\/p>\n<\/details>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3.3 \u56fe\u6ce8\u610f\u529b\u589e\u5f3a\uff08GAE\uff09\u6a21\u5757<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-2.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"641\" height=\"626\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-2.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1456\"  sizes=\"auto, (max-width: 641px) 100vw, 641px\" \/><\/div><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u5728\u53cc\u65f6\u76f8\u5f71\u50cf\u4e2d\uff0c\u4e25\u91cd\u7684\u7c7b\u522b\u4e0d\u5e73\u8861\u5bfc\u81f4\u663e\u8457\u7684\u68af\u5ea6\u6d88\u5931\u95ee\u9898\uff0c\u800c\u901a\u9053\u6ce8\u610f\u529b\u673a\u5236\u901a\u8fc7\u5bf9\u591a\u5c3a\u5ea6\u7279\u5f81\u52a0\u6743\u4ee5\u805a\u7126\u5173\u952e\u901a\u9053\u7279\u5f81\uff0c\u56fe\u5377\u79ef\u5219\u901a\u8fc7\u9886\u57df\u805a\u5408\u6355\u6349\u5173\u952e\u7279\u5f81\u8282\u70b9\u95f4\u7684\u7ed3\u6784\u4f9d\u8d56\u5173\u7cfb\u3002\u56e0\u6b64\uff0c\u5982\u56fe 3 \u6240\u793a\uff0c\u672c\u6587\u91c7\u7528 GAE \u6a21\u5757\u5728\u901a\u9053\u7ef4\u5ea6\u589e\u5f3a\u4f4e\u5c42\u9886\u57df\u5206\u5e03\uff0c\u4f7f\u5176\u805a\u7126\u4e8e\u53d8\u5316\u533a\u57df\uff0c\u964d\u4f4e\u65e0\u5173\u566a\u58f0\u7684\u5f71\u54cd\uff0c\u4ece\u800c\u6709\u6548\u8868\u793a\u53d8\u5316\u533a\u57df\u7279\u5f81\u3002<\/p>\n\n\n\n<p>\u5177\u4f53\u800c\u8a00\uff0c\u5728\u901a\u9053\u7ef4\u5ea6\u6267\u884c\u57fa\u4e8e\u56fe\u7684\u5173\u7cfb\u611f\u77e5\u64cd\u4f5c\uff0c\u6784\u5efa\u66f4\u5168\u9762\u7684\u4e0a\u4e0b\u6587\u4f9d\u8d56\u5173\u7cfb\u3002\u539f\u59cb\u53cc\u65f6\u76f8\u5f71\u50cf\u7ecf\u5b6a\u751f\u4ea4\u53c9\u7a97\u53e3\u81ea\u6ce8\u610f\u529b\u6a21\u5757\u5904\u7406\u5f97\u5230\u591a\u5c3a\u5ea6\u7279\u5f81\u56fe\uff0c\u7531\u4e8e\u4f4e\u5c42\u7279\u5f81\u5305\u542b\u66f4\u591a\u7a7a\u95f4\u4fe1\u606f\uff0c\u4e14\u9ad8\u7ef4\u7279\u5f81\u901a\u9053\u7684\u8ba1\u7b97\u6d88\u8017\u66f4\u591a\u8d44\u6e90\uff0c\u4ec5\u5bf9\u524d\u4e24\u4e2a\u9636\u6bb5\u7684\u53cc\u65f6\u76f8\u7279\u5f81\u8fdb\u884c\u56fe\u6ce8\u610f\u529b\u589e\u5f3a\u3002\u9996\u5148\uff0c\u5c06\u7279\u5f81\u56fe\u8f93\u5165\u7531\u5e73\u5747\u6c60\u5316\u548c\u5168\u8fde\u63a5\u5c42\u7ec4\u6210\u7684\u901a\u9053\u5904\u7406\u51fd\u6570\\(\\sigma()\\)\uff0c\u5bf9\u5176\u8fdb\u884c\u538b\u7f29\u5e76\u6620\u5c04\u4e3a\u7279\u5f81\u8868\u793a\u5411\u91cf\uff1b\u968f\u540e\uff0c\u81ea\u76f8\u4f3c\u5ea6\u8ba1\u7b97\u51fd\u6570\\(\\alpha()\\)\u5c06\u8fd9\u4e9b\u7279\u5f81\u8868\u793a\u5411\u91cf\u8f6c\u6362\u4e3a\u901a\u9053\u6ce8\u610f\u529b\u77e9\u9635 AM\uff0c\u7ecf softmax \u64cd\u4f5c\u5f97\u5230\u901a\u9053\u6ce8\u610f\u529b\u6743\u91cd AW\u3002\u56e0\u6b64\uff0c\u8f93\u5165\u7279\u5f81\u7684\u901a\u9053\u6ce8\u610f\u529b\u5b9e\u73b0\u8fc7\u7a0b\u53ef\u63cf\u8ff0\u4e3a\uff1a\\(AM=\\sigma (\\alpha (f)) \\quad (1)\\)<\/p>\n\n\n\n<p>\u63a5\u4e0b\u6765\uff0c\u5b66\u4e60\u6bcf\u4e2a\u901a\u9053\u4e2d AM \u548c AW \u7684\u7279\u5f81\u9886\u57df\u5206\u5e03\u95f4\u7684\u56fe\u5173\u7cfb\uff0c\u5c06\u7279\u5f81\u5411\u91cf\u8f6c\u6362\u4e3a\u56fe\u7ed3\u679c\u6570\u636e\uff0c\u91cd\u5efa\u56fe\u8282\u70b9\u3001\u8fb9\u7d22\u5f15\u548c\u8fb9\u6743\u91cd\u4e4b\u95f4\u7684\u4f9d\u8d56\u5173\u7cfb\u3002\u5177\u4f53\u800c\u8a00\uff0c\u901a\u8fc7\u5168\u5c40\u6c60\u5316\u64cd\u4f5c\u7ed3\u5408\u901a\u9053\u6ce8\u610f\u529b\u6743\u91cd\u5f97\u5230\u6bcf\u4e2a\u901a\u9053\u8868\u793a\u7684\u8282\u70b9\u7279\u5f81\uff0c\u5c06\u901a\u9053\u6ce8\u610f\u529b\u77e9\u9635\u4f5c\u4e3a\u8282\u70b9\u95f4\u8c03\u5ea6\u8fb9\u7684\u6743\u91cd\u5173\u7cfb\uff0c\u4f5c\u4e3a\u8282\u70b9\u95f4\u8fb9\u7684\u90bb\u63a5\u77e9\u9635\uff1a\\(G_{i, w}=\\left\\{ G_{i}, G_{w}\\right\\} =\\left\\{ \\begin{array} {ll}{G_{i}=AW\u00d7 GAP\\left( f_{post }\\right) }\\\\ {G_{w}=AM}\\end{array} \\right.\\)\u5176\u4e2d\uff0cGAP () \u8868\u793a\u5168\u5c40\u5e73\u5747\u6c60\u5316\u64cd\u4f5c\uff0c\\(G_{i, w}\\)\u8868\u793a\u8f93\u5165\u7279\u5f81\u5728\u5bf9\u5e94\u901a\u9053\u4e0a\u56fe\u7ed3\u6784\u4e2d\u7684\u8fb9\u7d22\u5f15\u548c\u8fb9\u6743\u91cd\u96c6\u5408\u3002\u968f\u540e\uff0c\u91c7\u7528\u7531 ReLU \u6fc0\u6d3b\u51fd\u6570\u7ec4\u6210\u7684\u56fe\u5377\u79ef\u64cd\u4f5c\u6a21\u5757\u611f\u77e5\\(G_{i, w}\\)\u4e2d\u7684\u8282\u70b9\u5173\u7cfb\uff0c\u805a\u7126\u53d8\u5316\u533a\u57df\u5e76\u589e\u5f3a\u56fe\u8282\u70b9\u95f4\u7684\u6743\u91cd\u6bd4\u4f8b\uff0c\u4ece\u800c\u5f3a\u5316\u53d8\u5316\u533a\u57df\u8282\u70b9\u7684\u8868\u793a\u80fd\u529b\u3002\u4e0a\u8ff0\u8fc7\u7a0b\u53ef\u8ba1\u7b97\u4e3a\uff1a\\(G_{i, w}^{s}=ReLU(GCN(G_{i, w})) \\quad (3)\\)\u5176\u4e2d\uff0c\\(G_{i, w}^{s}\\)\u8868\u793a\u589e\u5f3a\u540e\u7684\u56fe\u7279\u5f81\u3002\u6700\u540e\uff0c\u901a\u8fc7 softmax \u6fc0\u6d3b\u51fd\u6570\u5c06\\(G_{i, w}^{s}\\)\u6620\u5c04\u4e3a\u7279\u5f81\u5411\u91cf\uff0c\u5e76\u4e0e\u8f93\u5165\u7279\u5f81 f \u76f8\u4e58\uff0c\u5f97\u5230 GAE \u6a21\u5757\u7684\u8f93\u51fa\u6570\u636e F\uff1a\\(F=softmax(G_{i, w}^{s}) \\otimes f \\quad (4)\\)<\/p>\n\n\n\n<p>\u56e0\u6b64\uff0cGAE \u6a21\u5757\u901a\u8fc7\u5229\u7528\u57fa\u4e8e\u56fe\u7684\u6ce8\u610f\u529b\u673a\u5236\uff0c\u5f97\u5230\u66f4\u51c6\u786e\u3001\u9c81\u68d2\u7684\u7279\u5f81\u8868\u793a\uff0c\u663e\u8457\u63d0\u5347\u4e86\u5bf9\u663e\u8457\u7279\u5f81\u7684\u8bc6\u522b\u548c\u533a\u5206\u80fd\u529b\u3002<\/p>\n\n\n\n<p><\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-9-1024x586.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"586\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-9-1024x586.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1466\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 3 \u6240\u63d0\u56fe\u6ce8\u610f\u529b\u589e\u5f3a\uff08GAE\uff09\u6a21\u5757\u6982\u8ff0<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3.4 \u8de8\u57df\u7279\u5f81\u5bf9\u5b66\u4e60\uff08CFCL\uff09\u6a21\u5757<\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u7531\u4e8e\u5bf9\u6bd4\u5b66\u4e60\u80fd\u591f\u901a\u8fc7\u63a7\u5236\u6b63\u8d1f\u6837\u672c\u5bf9\u4e4b\u95f4\u7684\u76f8\u4f3c\u5ea6\u589e\u5f3a\u76f8\u4f3c\u533a\u57df\u7684\u7a7a\u95f4\u4e00\u81f4\u6027\uff0c\u6709\u6548\u805a\u5408\u771f\u5b9e\u53d8\u5316\u533a\u57df\u7684\u7279\u5f81\u8282\u70b9\u3002\u5982\u56fe 4 \u6240\u793a\uff0c\u6240\u63d0 CFCL \u6a21\u5757\u4e3b\u8981\u5305\u62ec\u5229\u7528\u951a\u70b9\u91c7\u6837\u65b9\u6cd5\u6784\u5efa\u663e\u8457\u7279\u5f81\u533a\u57df\u5e93\uff0c\u5b9e\u73b0\u9886\u57df\u5206\u5e03\u7684\u5168\u5c40\u8bed\u4e49\u611f\u77e5\uff1b\u6b64\u5916\uff0c\u5229\u7528\u6df1\u5ea6\u5bf9\u6bd4\u635f\u5931\u5c06\u4e0d\u76f8\u4f3c\u7279\u5f81\u533a\u57df\u7684\u8868\u793a\u5411\u91cf\u63a8\u5f00\uff0c\u540c\u65f6\u62c9\u8fd1\u76f8\u4f3c\u7279\u5f81\u533a\u57df\u7684\u8868\u793a\u5411\u91cf\u3002<\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-10-1024x479.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"479\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-10-1024x479.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1467\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 4 \u6240\u63d0\u8de8\u57df\u7279\u5f81\u5bf9\u6bd4\u5b66\u4e60\uff08CFCL\uff09\u6a21\u5757\u6982\u8ff0<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.4.1 \u663e\u8457\u7279\u5f81\u533a\u57df\u5e93<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-3.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"641\" height=\"447\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-3.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1458\"  sizes=\"auto, (max-width: 641px) 100vw, 641px\" \/><\/div><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u672c\u6587\u63d0\u51fa\u7684\u9886\u57df\u5206\u5e03\u5bf9\u6bd4\u5b66\u4e60\u7684\u6838\u5fc3\u601d\u60f3\u662f\uff1a\u7ed9\u5b9a\u951a\u70b9\uff0c\u5728\u6295\u5f71\u5d4c\u5165\u7a7a\u95f4\u4e2d\u533a\u5206\u76f8\u4f3c\u548c\u4e0d\u76f8\u4f3c\u7279\u5f81\u3002\u8003\u8651\u5230\u6df1\u5c42\u7279\u5f81\u5305\u542b\u4e30\u5bcc\u7684\u8bed\u4e49\u4fe1\u606f\uff0c\u80fd\u591f\u6355\u6349\u6570\u636e\u4e2d\u7684\u590d\u6742\u6a21\u5f0f\u548c\u9ad8\u5c42\u6982\u5ff5\uff0cCFCL \u6a21\u5757\u5c06\u5b6a\u751f\u7f16\u7801\u5668\u63d0\u53d6\u7684\u9ad8\u5c42\u7279\u5f81\\(f_{pre}^{4}\\)\u548c\\(f_{post}^{4}\\)\u62fc\u63a5\u6784\u5efa\u5e93\uff0c\u901a\u8fc7\u8865\u4e01\u5d4c\u5165\u64cd\u4f5c\u5c06\u8fd9\u4e9b\u62fc\u63a5\u540e\u7684\u7279\u5f81\u6620\u5c04\u5230\u4f4e\u7ef4\u5411\u91cf\u7a7a\u95f4\uff0c\u751f\u6210\u5d4c\u5165\\(E_{r}\\)\u3002\u4e0a\u8ff0\u8fc7\u7a0b\u53ef\u8ba1\u7b97\u4e3a\uff1a\\(E_{r}=E\\left( concat\\left( f_{pre}^{4}, f_{post}^{4}\\right) \\right) \\quad (5)\\)\u5176\u4e2d\uff0cconcat () \u8868\u793a\u62fc\u63a5\u64cd\u4f5c\uff0cE () \u8868\u793a\u8865\u4e01\u5d4c\u5165\u64cd\u4f5c\u3002\u663e\u8457\u7279\u5f81\u533a\u57df\u5e93\u901a\u8fc7\u805a\u7126\u5b66\u4e60\u53d8\u5316\u533a\u57df\u7684\u7279\u5f81\uff0c\u4e3a\u6df1\u5ea6\u5bf9\u6bd4\u635f\u5931\u63d0\u4f9b\u652f\u6301\uff0c\u4ece\u800c\u589e\u5f3a\u5176\u5728\u91cd\u5efa\u5b66\u4e60\u8fc7\u7a0b\u4e2d\u7684\u533a\u5206\u80fd\u529b\u3002\u5c06\u5d4c\u5165\\(E_{r}\\)\u3001\u6807\u7b7e\u56fe\\(f_{gt}\\)\u548c\u9884\u6d4b\u7ed3\u679c\\(f_{p}\\)\u8f93\u5165\u951a\u70b9\u91c7\u6837\u51fd\u6570\\(\\delta()\\)\uff0c\u5efa\u7acb\u5e93\\(R_{s}\\)\uff1a\\(R_{s}=\\delta\\left( E_{r}, f_{gt}, f_{p}\\right) \\quad (6)\\)\u5176\u4e2d\uff0c\\(E_{r}\\)\u7528\u4e8e\u8ba1\u7b97\u9886\u57df\u5206\u5e03\u4e2d\u7684\u7279\u5f81\u5dee\u5f02\uff0c\\(f_{gt}\\)\u4f5c\u4e3a\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\u7684\u76d1\u7763\u4fe1\u53f7\uff0c\\(f_{p}\\)\u63d0\u4f9b\u8f93\u5165\u5f71\u50cf\u7684\u521d\u59cb\u8bc6\u522b\u4fe1\u606f\uff0c\u6307\u5bfc\u663e\u8457\u7279\u5f81\u533a\u57df\u7684\u9009\u62e9\u3002\u5177\u4f53\u800c\u8a00\uff0c\u951a\u70b9\u91c7\u6837\u51fd\u6570\u5305\u62ec\u4e24\u4e2a\u4e3b\u8981\u6b65\u9aa4\uff1a\u786e\u5b9a\u663e\u8457\u7279\u5f81\u533a\u57df\u548c\u968f\u673a\u6392\u5217\u951a\u70b9\u8fdb\u884c\u91c7\u6837\u3002\u9996\u5148\uff0c\u57fa\u4e8e\\(f_{p}\\)\u5bf9\\(E_{r}\\)\u7684\u9886\u57df\u7279\u5f81\u8fdb\u884c\u7b5b\u9009\uff0c\u8bc6\u522b\u5e76\u7edf\u8ba1\u8d85\u8fc7\u9608\u503c\u9891\u7387\u7684\u7279\u5f81\u5206\u5e03\u70b9\uff0c\u5c06\u8fd9\u4e9b\u70b9\u4e0e\\(f_{gt}\\)\u5bf9\u6bd4\uff0c\u786e\u5b9a\u663e\u8457\u533a\u57df\u548c\u975e\u663e\u8457\u533a\u57df\u7684\u7d22\u5f15\u4f5c\u4e3a\u951a\u70b9\uff1b\u5176\u6b21\uff0c\u6839\u636e\u6700\u5927\u5b58\u50a8\u9650\u5236\u548c\u663e\u8457\u533a\u57df\u5b58\u50a8\u9608\u503c\u52a8\u6001\u8c03\u6574\u91c7\u6837\u533a\u57df\uff1b\u6700\u540e\uff0c\u901a\u8fc7\u968f\u673a\u6392\u5217\u5efa\u7acb\u6700\u7ec8\u7684\u663e\u8457\u7279\u5f81\u533a\u57df\u5e93\\(R_{s}\\)\u3002<\/p>\n<\/details>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3.4.2 \u6df1\u5ea6\u5bf9\u6bd4\u635f\u5931<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-4.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"645\" height=\"455\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-4.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1459\"  sizes=\"auto, (max-width: 645px) 100vw, 645px\" \/><\/div><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u5e93\u7684\u5efa\u7acb\u5b9e\u73b0\u4e86\u5168\u5c40\u8bed\u4e49\u4fe1\u606f\u7684\u533a\u5206\uff0c\u4e3a\u6df1\u5c42\u7279\u5f81\u7684\u8de8\u57df\u5bf9\u6bd4\u5b66\u4e60\u5960\u5b9a\u4e86\u57fa\u7840\uff0c\u4fc3\u4f7f CFCL \u6a21\u5757\u805a\u7126\u4e8e\u663e\u8457\u53d8\u5316\u533a\u57df\u3002\u9996\u5148\uff0c\u57fa\u4e8e\u8f93\u5165\u7279\u5f81\u5411\u91cf\u4e4b\u95f4\u7684\u70b9\u79ef\u8ba1\u7b97\u76f8\u4f3c\u5ea6\u77e9\u9635\uff1b\u4e3a\u907f\u514d\u6570\u503c\u6ea2\u51fa\uff0c\u5bf9\u5f97\u5230\u7684\u77e9\u9635 sim\\((f_{i}, f_{j})\\)\u8fdb\u884c\u6570\u503c\u7a33\u5b9a\u5904\u7406\uff1a\\(sim\\left( f_{i}, f_{j}\\right) =\\frac{exp\\left( \\frac{f_{i} \\cdot f_{j}}{\\tau}\\right) }{\\sum_{k \\neq i} exp\\left( \\frac{f_{i} \\cdot f_{k}}{\\tau}\\right) } \\quad (7)\\)\u5176\u4e2d\uff0c\\(f_{i}\\)\u8868\u793a\u6765\u81ea\\(R_{s}\\)\u7684\u7b2c i \u4e2a\u951a\u70b9\u7279\u5f81\uff0c\\(f_{j}\\)\u8868\u793a\u6765\u81ea\u6807\u7b7e\u7684\u7b2c j \u4e2a\u7279\u5f81\uff0c\u03c4 \u662f\u63a7\u5236\u76f8\u4f3c\u5ea6\u7684\u6e29\u5ea6\u53c2\u6570\uff0c\u5728\u672c\u6587\u5b9e\u73b0\u4e2d\u8bbe\u7f6e\u4e3a 0.1\uff0ck \u8868\u793a\u7b2c i \u884c\u4e2d\u9664\u7b2c j \u5217\u5916\u6570\u503c\u6700\u5927\u7684\u5217\u3002\u968f\u540e\uff0c\u8ba1\u7b97\u6570\u503c\u7a33\u5b9a\u540e\u7684\u76f8\u4f3c\u5ea6\u77e9\u9635\u7684\u5bf9\u6570\u6982\u7387\uff0c\u4ee5\u8861\u91cf\u9886\u57df\u5206\u5e03\u533a\u57df\u5185\u53d8\u5316\u7279\u5f81\u548c\u975e\u53d8\u5316\u7279\u5f81\u4e4b\u95f4\u7684\u76f8\u4f3c\u5ea6\uff1a\\(log\\_prob=log\\left( sim\\left( f_{i}, f_{j}\\right) \\right) \\quad (8)\\)\u5176\u4e2d\uff0cexp () \u548c log () \u5206\u522b\u8868\u793a\u6307\u6570\u548c\u5bf9\u6570\u8fd0\u7b97\u3002\u6700\u540e\uff0c\u5229\u7528\u6807\u7b7e\u63a9\u7801\u5bf9\u6bcf\u4e2a\u7279\u5f81\u5411\u91cf\u7684\u5bf9\u6570\u6982\u7387\u8fdb\u884c\u52a0\u6743\u5e73\u5747\uff0c\u4ece\u800c\u4f18\u5316\u6a21\u578b\u7684\u7279\u5f81\u8868\u793a\u3002\u6df1\u5ea6\u5bf9\u6bd4\u635f\u5931\u53ef\u8868\u793a\u4e3a\uff1a\\(L_{dcl}=-\\frac{1}{N} \\sum_{i=1}^{N} \\sum_{j=1}^{N} M_{ij} \\cdot log\\_prob \\quad (9)\\)\u5176\u4e2d\uff0c\\(M_{ij}\\)\u8868\u793a\u6807\u7b7e\u63a9\u7801\uff0c\u6307\u793a i \u548c j \u662f\u5426\u5c5e\u4e8e\u540c\u4e00\u53d8\u5316\u533a\u57df\uff0cN \u8868\u793a\u7279\u5f81\u7d22\u5f15\u7684\u603b\u6570\u3002\u901a\u8fc7\u5e93\u4e0e\u6807\u7b7e\u56fe\u7684\u5bf9\u6bd4\uff0cCFCL \u6a21\u5757\u51cf\u5c0f\u4e86\u4e0d\u53d8\u7279\u5f81\u95f4\u7684\u5ea6\u91cf\u8ddd\u79bb\uff0c\u540c\u65f6\u589e\u5927\u4e86\u53d8\u5316\u7279\u5f81\u95f4\u7684\u5ea6\u91cf\u8ddd\u79bb\u3002<\/p>\n<\/details>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">3.5 \u76ee\u6807\u51fd\u6570<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-5.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"450\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-5.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1460\"  sizes=\"auto, (max-width: 640px) 100vw, 640px\" \/><\/div><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u4e3a\u6307\u5bfc DDRL \u8fdb\u884c\u7aef\u5230\u7aef\u7279\u5f81\u5b66\u4e60\uff0c\u91c7\u7528\u6df7\u5408\u635f\u5931\u51fd\u6570\\(L_{hybrid}\\)\u5bf9\u53d8\u5316\u68c0\u6d4b\u4efb\u52a1\u8fdb\u884c\u5168\u76d1\u7763\u8bad\u7ec3\uff1a\\(L_{hybrid}=L_{seg}(P, G) + \\lambda \\cdot L_{dcl} \\quad (10)\\)\u5176\u4e2d\uff0cP \u8868\u793a DDRL \u7684\u6700\u6df1\u5c42\u9884\u6d4b\u53d8\u5316\u68c0\u6d4b\u7ed3\u679c\uff0cG \u8868\u793a\u771f\u5b9e\u6807\u7b7e\uff0c\\(L_{seg}()\\)\u8868\u793a\u5206\u5272\u635f\u5931\uff0c\u7531\u4e8c\u5143\u4ea4\u53c9\u71b5\u635f\u5931\u548c Dice \u635f\u5931\u7ec4\u6210\uff0c\\(L_{dcl}()\\)\u8868\u793a\u9886\u57df\u5206\u5e03\u635f\u5931\uff0c\u03bb \u662f\u81ea\u5b9a\u4e49\u53c2\u6570\uff0c\u5728\u672c\u6587\u5b9e\u73b0\u4e2d\u8bbe\u7f6e\u4e3a 0.2\u3002\u4e8c\u5143\u4ea4\u53c9\u71b5\u635f\u5931\u548c Dice \u635f\u5931\u53ef\u8868\u793a\u4e3a\uff1a\\(L_{bce}=-\\frac{1}{H \\times W} \\sum_{x=1}^{H} \\sum_{y=1}^{W} \\left( G(x,y)log(P(x,y)) + (1-G(x,y))log(1-P(x,y)) \\right) \\quad (11)\\)\\(L_{dice}=1 &#8211; \\frac{2 \\sum_{x=1}^{H} \\sum_{y=1}^{W} G(x,y)P(x,y) + \\epsilon}{\\sum_{x=1}^{H} \\sum_{y=1}^{W} G(x,y)^2 + \\sum_{x=1}^{H} \\sum_{y=1}^{W} P(x,y)^2 + \\epsilon} \\quad (12)\\)\\(L_{seg}=L_{bce} + L_{dice} \\quad (13)\\)\u5176\u4e2d\uff0cH \u548c W \u5206\u522b\u8868\u793a\u5f71\u50cf\u7684\u9ad8\u5ea6\u548c\u5bbd\u5ea6\uff0c\u03b5 \u662f\u4e3a\u907f\u514d\u5206\u6bcd\u4e3a\u96f6\u8bbe\u7f6e\u7684\u5fae\u5c0f\u5e38\u6570\u3002\u5728\u5f0f\uff0810\uff09\u4e2d\uff0c\\(L_{seg}()\\)\u548c\\(L_{dcl}()\\)\u76f8\u4e92\u8865\u5145\uff1a\u4e00\u65b9\u9762\uff0c\\(L_{dcl}()\\)\u5728\u5ea6\u91cf\u7a7a\u95f4\u4e2d\u4f18\u5316 DDRL\uff0c\u589e\u5f3a\u7279\u5f81\u8868\u793a\uff0c\u5e2e\u52a9\u89e3\u7801\u5668\u7f51\u7edc\u51c6\u786e\u8bc6\u522b\u53d8\u5316\u533a\u57df\uff1b\u53e6\u4e00\u65b9\u9762\uff0c\\(L_{seg}()\\)\u81ea\u52a8\u4e0e\u53d8\u5316\u68c0\u6d4b\u771f\u5b9e\u6807\u7b7e\u5bf9\u9f50\uff0c\u4ece\u800c\u51cf\u8f7b\u4f2a\u53d8\u5316\u548c\u4eba\u5de5\u5e72\u9884\u76f8\u5173\u95ee\u9898\u3002<\/p>\n<\/details>\n\n\n\n<p><\/p>\n\n\n\n<h1 class=\"wp-block-heading\">4 \u5b9e\u9a8c<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">4.1 \u6570\u636e\u96c6<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">4.1.1 LEVIR-CD<\/h3>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>LEVIR-CD [36] \u6e90\u81ea\u7f8e\u56fd\u5f97\u514b\u8428\u65af\u5dde\u591a\u4e2a\u57ce\u5e02 2002-2018 \u5e74\u7684\u5efa\u7b51\u53d8\u5316\u6570\u636e\uff0c\u5305\u542b 637 \u5bf9\u5206\u8fa8\u7387\u4e3a 1024\u00d71024 \u50cf\u7d20\u3001\u7a7a\u95f4\u5206\u8fa8\u7387\u4e3a 0.5 \u7c73\u7684\u9065\u611f\u5f71\u50cf\uff0c\u6db5\u76d6\u522b\u5885\u3001\u516c\u5bd3\u548c\u5927\u578b\u4ed3\u5e93\u7b49\u591a\u79cd\u5efa\u7b51\u53d8\u5316\u7c7b\u578b\u3002\u5c06\u539f\u59cb\u5f71\u50cf\u5206\u5272\u4e3a 256\u00d7256 \u50cf\u7d20\u7684\u5757\uff0c\u53bb\u9664\u91cd\u53e0\u533a\u57df\u540e\uff0c\u5212\u5206\u4e3a\u8bad\u7ec3\u96c6\u3001\u9a8c\u8bc1\u96c6\u548c\u6d4b\u8bd5\u96c6\uff0c\u5206\u522b\u5f97\u5230 3096\u3001432 \u548c 921 \u5bf9\u53cc\u65f6\u76f8\u5f71\u50cf\u53ca\u5176\u5bf9\u5e94\u6807\u7b7e\u3002<\/p>\n<\/details>\n\n\n\n<h3 class=\"wp-block-heading\">4.1.2 WHU-CD<\/h3>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>WHU-CD [37] \u7531\u6b66\u6c49\u5927\u5b66\u53d1\u5e03\uff0c\u5305\u542b\u65b0\u897f\u5170\u514b\u8d56\u65af\u7279\u5f7b\u5947\u5e02 2012-2016 \u5e74\u5730\u9707\u540e\u91cd\u5efa\u7684\u571f\u5730\u8986\u76d6\u53d8\u5316\u6570\u636e\uff0c\u5305\u542b\u4e00\u5bf9\u5c3a\u5bf8\u4e3a 32507\u00d715354 \u50cf\u7d20\u3001\u7a7a\u95f4\u5206\u8fa8\u7387\u4e3a 0.75 \u7c73\u7684\u9065\u611f\u5f71\u50cf\u3002\u5c06\u539f\u59cb\u5f71\u50cf\u5206\u5272\u4e3a 256\u00d7256 \u50cf\u7d20\u7684\u975e\u91cd\u53e0\u5f71\u50cf\u5757\uff0c\u8fdb\u4e00\u6b65\u5212\u5206\u4e3a\u8bad\u7ec3\u96c6\uff085201 \u5e45\uff09\u3001\u9a8c\u8bc1\u96c6\uff08744 \u5e45\uff09\u548c\u6d4b\u8bd5\u96c6\uff081487 \u5e45\uff09\u3002<\/p>\n<\/details>\n\n\n\n<h3 class=\"wp-block-heading\"><br>4.1.3 SYSU-CD<\/h3>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>SYSU-CD [29] \u7531\u4e2d\u5c71\u5927\u5b66\u53d1\u5e03\uff0c\u5305\u542b\u9999\u6e2f 2007-2014 \u5e74\u7684\u571f\u5730\u8986\u76d6\u53d8\u5316\u6570\u636e\uff0c\u5305\u542b 20000 \u5bf9\u751a\u9ad8\u5206\u8fa8\u7387\uff08VHR\uff09\u9065\u611f\u5f71\u50cf\uff0c\u6bcf\u5e45\u5c3a\u5bf8\u4e3a 256\u00d7256 \u50cf\u7d20\uff0c\u7a7a\u95f4\u5206\u8fa8\u7387\u4e3a 0.5 \u7c73\u3002\u8be5\u6570\u636e\u96c6\u6db5\u76d6\u5efa\u7b51\u3001\u57ce\u5e02\u9053\u8def\u3001\u6e2f\u53e3\u8239\u8236\u548c\u5c71\u5730\u690d\u88ab\u7b49\u591a\u79cd\u590d\u6742\u53d8\u5316\u7c7b\u578b\uff0c\u5b58\u5728\u663e\u8457\u7684\u4f2a\u53d8\u5316\u5e72\u6270\u3002\u5c06\u5f71\u50cf\u5757\u8fdb\u4e00\u6b65\u5212\u5206\u4e3a\u8bad\u7ec3\u96c6\uff0812000 \u5e45\uff09\u3001\u9a8c\u8bc1\u96c6\uff084000 \u5e45\uff09\u548c\u6d4b\u8bd5\u96c6\uff084000 \u5e45\uff09\u3002<\/p>\n<\/details>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4.2 \u5b9e\u9a8c\u8bbe\u7f6e<\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u6240\u6709\u5b9e\u9a8c\u57fa\u4e8e PyTorch \u6846\u67b6\u5728\u914d\u5907 80GB \u663e\u5b58\u7684 NVIDIA A100 GPU \u4e0a\u8fdb\u884c\u3002\u6240\u6709\u6a21\u578b\u91c7\u7528\u76f8\u540c\u7684\u5b9e\u9a8c\u53c2\u6570\u8bad\u7ec3\uff1a\u6279\u91cf\u5927\u5c0f\u4e3a 32\uff0c\u8bad\u7ec3\u8f6e\u6570\u4e3a 500 \u8f6e\uff0c\u4f7f\u7528\u9a8c\u8bc1\u96c6\u4e2d F1 \u6307\u6807\u6700\u9ad8\u7684\u6743\u91cd\u8fdb\u884c\u6d4b\u8bd5\uff1b\u91c7\u7528 AdamW \u4f18\u5316\u5668\u66f4\u65b0\u68af\u5ea6\uff0c\u521d\u59cb\u5b66\u4e60\u7387\u4e3a 0.00035\uff1b\u91c7\u7528\u4e94\u79cd\u8bc4\u4f30\u6307\u6807\u8bc4\u4ef7\u53d8\u5316\u68c0\u6d4b\u65b9\u6cd5\uff0c\u5305\u62ec\u7cbe\u786e\u7387\u3001\u53ec\u56de\u7387\u3001F1 \u503c\u3001\u5e73\u5747\u4ea4\u5e76\u6bd4\uff08mIOU\uff09\u548c Kappa \u7cfb\u6570 [34]\u3002<\/p>\n<\/details>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4.3 \u5bf9\u6bd4\u7ed3\u679c<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">4.3.1 \u5bf9\u6bd4\u65b9\u6cd5<\/h3>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u4e3a\u5168\u9762\u8bc4\u4f30\u6240\u63d0 DDRL\uff0c\u91c7\u7528\u591a\u79cd\u5148\u8fdb\u53d8\u5316\u68c0\u6d4b\u65b9\u6cd5\u8fdb\u884c\u5b9a\u91cf\u548c\u89c6\u89c9\u5206\u6790\uff0c\u5305\u62ec FC-EF [38]\u3001LUNet [39]\u3001STANet [36]\u3001IFNet [40]\u3001BITNet [41]\u3001HFANet [42]\u3001DPCCNet [43]\u3001WNet [44] \u548c CSINet [45]\u3002<\/p>\n<\/details>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.3.2 \u5b9a\u91cf\u5206\u6790<\/h3>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u8868 1 \u5c55\u793a\u4e86 DDRL \u4e0e\u5176\u4ed6\u65b9\u6cd5\u5728 LEVIR-CD \u6570\u636e\u96c6\u4e0a\u7684\u5b9a\u91cf\u6307\u6807\u7ed3\u679c\u3002\u7ed3\u679c\u8868\u660e\uff0c\u672c\u6587\u63d0\u51fa\u7684\u5177\u6709\u7c7b\u5185\u805a\u5408\u548c\u7c7b\u95f4\u5206\u6563\u7ea6\u675f\u673a\u5236\u7684\u9886\u57df\u5206\u5e03\u65b9\u6cd5\u663e\u8457\u4f18\u4e8e\u5f53\u524d\u4e3b\u6d41\u4e8c\u5143\u53d8\u5316\u68c0\u6d4b\u65b9\u6cd5\u3002\u5177\u4f53\u800c\u8a00\uff0cDDRL \u5728\u7cbe\u786e\u7387\u3001F1 \u503c\u3001mIOU \u548c Kappa \u7cfb\u6570\u4e0a\u5747\u6709\u5927\u5e45\u63d0\u5347\uff0c\u5206\u522b\u63d0\u9ad8\u4e86 3.81%\u30011.37%\u30011.96% \u548c 1.59%\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cCSINet \u548c DPCCNet \u8868\u73b0\u51fa\u4ee4\u4eba\u5370\u8c61\u6df1\u523b\u7684\u53ec\u56de\u7387\uff0c\u5206\u522b\u8fbe\u5230 93.61% \u548c 92.64%\uff0c\u8fd9\u8868\u660e CSINet \u901a\u8fc7\u6709\u6548\u878d\u5408\u65f6\u7a7a &#8211; \u5149\u8c31\u7279\u5f81\uff0c\u589e\u5f3a\u4e86\u5bf9\u5efa\u7b51\u53d8\u5316\u533a\u57df\u7684\u654f\u611f\u6027\u3002\u7136\u800c\uff0cCSINet \u548c DPCCNet \u5728 F1 \u503c\u548c\u7cbe\u786e\u7387\u7b49\u4e3b\u8981\u8bc4\u4f30\u6307\u6807\u4e0a\u843d\u540e\u4e8e DDRL\uff0c\u8868\u660e\u5176\u5bf9\u53d8\u5316\u533a\u57df\u7684\u8bef\u68c0\u6982\u7387\u8f83\u9ad8\u3002\u603b\u4f53\u800c\u8a00\uff0cLEVIR-CD \u6570\u636e\u96c6\u4e0a\u7684\u5b9a\u91cf\u6307\u6807\u8bc1\u5b9e\uff0c\u6240\u63d0\u7279\u5f81\u9886\u57df\u5206\u5e03\u53d8\u5316\u68c0\u6d4b\u7b56\u7565\u663e\u8457\u63d0\u5347\u4e86\u53d8\u5316\u68c0\u6d4b\u6027\u80fd\u3002<\/p>\n\n\n\n<p>\u8868 2 \u5c55\u793a\u4e86 DDRL \u4e0e\u5176\u4ed6\u65b9\u6cd5\u5728 WHU-CD \u6570\u636e\u96c6\u4e0a\u7684\u5b9a\u91cf\u6307\u6807\u7ed3\u679c\u3002\u663e\u7136\uff0cDDRL \u8868\u73b0\u51fa\u4e0e LEVIR-CD \u6570\u636e\u96c6\u4e0a\u76f8\u4f3c\u7684\u4f18\u5f02\u6027\u80fd\uff0c\u8fd9\u662f\u56e0\u4e3a\u8fd9\u4e9b\u6570\u636e\u96c6\u7684\u53d8\u5316\u6837\u672c\u5177\u6709\u76f8\u4f3c\u7684\u7279\u5f81\u7279\u6027\uff0c\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86 DDRL \u7684\u5353\u8d8a\u6cdb\u5316\u80fd\u529b\u3002DDRL \u7684\u7cbe\u786e\u7387\u8fbe\u5230 92.30%\uff0c\u6bd4\u6b21\u4f18\u65b9\u6cd5 IFNet \u9ad8\u51fa 5.79%\uff1b\u6b64\u5916\uff0cDDRL \u5728 F1 \u503c\u3001mIOU \u548c Kappa \u7cfb\u6570\u4e0a\u5206\u522b\u6bd4\u5f53\u524d\u6700\u4f73\u65b9\u6cd5 \u2014\u2014 \u57fa\u4e8e\u7ea7\u8054\u56fe\u5377\u79ef\u7684 CSINet \u9ad8\u51fa 2.16%\u30012.32% \u548c 2.77%\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cWNet \u53d7\u76ca\u4e8e\u591a\u7ea7\u5dee\u5f02\u7279\u5f81\u56fe\u7684\u6e10\u8fdb\u5f0f\u878d\u5408\uff0c\u6709\u6548\u8003\u8651\u4e86\u5c40\u90e8\u3001\u5168\u5c40\u548c\u8de8\u5c3a\u5ea6\u878d\u5408\u4fe1\u606f\uff0c\u5b9e\u73b0\u4e86 94.98% \u7684\u4f18\u5f02\u53ec\u56de\u7387\uff1b\u800c\u672c\u6587\u65b9\u6cd5\u7684 F1 \u503c\u8fbe\u5230 91.43%\uff0c\u663e\u8457\u9ad8\u4e8e WNet \u7684 81.59%\uff0c\u8868\u660e\u672c\u6587\u65b9\u6cd5\u5728\u7cbe\u786e\u7387\u548c\u53ec\u56de\u7387\u6307\u6807\u4e4b\u95f4\u53d6\u5f97\u4e86\u826f\u597d\u5e73\u8861\uff0c\u80fd\u591f\u6700\u51c6\u786e\u5730\u68c0\u6d4b\u53d8\u5316\u533a\u57df\u3002<\/p>\n\n\n\n<p>\u8868 3 \u5c55\u793a\u4e86 DDRL \u4e0e\u5176\u4ed6\u65b9\u6cd5\u5728 SYSU-CD \u6570\u636e\u96c6\u4e0a\u7684\u5b9a\u91cf\u6307\u6807\u7ed3\u679c\u3002SYSU-CD \u6570\u636e\u96c6\u4e0a\u5730\u7269\u7c7b\u578b\u7684\u590d\u6742\u53d8\u5316\u548c\u6210\u50cf\u5dee\u5f02\u5e26\u6765\u4e86\u663e\u8457\u6311\u6218\uff0c\u5bfc\u81f4\u6240\u6709\u5bf9\u6bd4\u65b9\u6cd5\u7684\u5b9a\u91cf\u6307\u6807\u5747\u6709\u6240\u4e0b\u964d\u3002\u5c3d\u7ba1\u5982\u6b64\uff0cDDRL \u5728 SYSU-CD \u6570\u636e\u96c6\u4e0a\u7684\u7cbe\u786e\u7387\u3001F1 \u503c\u3001mIOU \u548c Kappa \u7cfb\u6570\u5747\u53d6\u5f97\u6700\u9ad8\u503c\u3002\u4e0e\u6b21\u4f18\u65b9\u6cd5 WNet \u76f8\u6bd4\uff0cDDRL \u7684 F1 \u503c\u548c mIOU \u5206\u522b\u63d0\u9ad8\u4e86 1.24% \u548c 1.6%\u3002\u6b64\u5916\uff0c\u89c2\u5bdf\u5230 FC-EF \u7684\u53ec\u56de\u7387\u6700\u4f73\uff0c\u4f46\u5728\u5176\u4ed6\u6307\u6807\u4e0a\u8868\u73b0\u6700\u5dee\uff0c\u8868\u660e\u8fd9\u79cd\u6781\u5316\u7ed3\u679c\u65e0\u6cd5\u4f53\u73b0\u5168\u9762\u7684\u53d8\u5316\u68c0\u6d4b\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u8868 3 \u7684\u7ed3\u679c\u8868\u660e\uff0cDDRL \u4e2d\u589e\u5f3a\u4f4e\u5c42\u9886\u57df\u7279\u5f81\u5206\u5e03\u4e0e\u6574\u5408\u9ad8\u5c42\u9886\u57df\u5bf9\u6bd4\u7279\u5f81\u76f8\u7ed3\u5408\u7684\u65b9\u5f0f\uff0c\u6709\u6548\u589e\u5f3a\u4e86\u4e3b\u8981\u53d8\u5316\u533a\u57df\u53ca\u5176\u8fb9\u754c\u7684\u5b9a\u4f4d\u80fd\u529b\uff0c\u540c\u65f6\u589e\u5f3a\u4e86\u72ec\u7acb\u7684\u8de8\u57df\u7279\u5f81\u5b66\u4e60\uff0c\u80fd\u591f\u6709\u6548\u533a\u5206\u76f8\u4f3c\u7684\u8de8\u57df\u7279\u5f81\uff0c\u7f13\u89e3\u4e86\u4f2a\u53d8\u5316\u5e26\u6765\u7684\u6311\u6218\u3002<\/p>\n\n\n\n<p><\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-11-1024x403.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"403\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-11-1024x403.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1468\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u8868 1 LEVIR-CD \u6570\u636e\u96c6\u4e0a\u7684\u5b9a\u91cf\u5bf9\u6bd4\u7ed3\u679c\uff08\u6700\u4f18\u503c\u4ee5\u7c97\u4f53\u663e\u793a\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-12-1024x404.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"404\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-12-1024x404.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1469\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u8868 2 WHU-CD \u6570\u636e\u96c6\u4e0a\u7684\u5b9a\u91cf\u5bf9\u6bd4\u7ed3\u679c\uff08\u6700\u4f18\u503c\u4ee5\u7c97\u4f53\u663e\u793a\uff09<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-13-1024x409.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"409\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-13-1024x409.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1470\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u8868 3 SYSU-CD \u6570\u636e\u96c6\u4e0a\u7684\u5b9a\u91cf\u5bf9\u6bd4\u7ed3\u679c\uff08\u6700\u4f18\u503c\u4ee5\u7c97\u4f53\u663e\u793a\uff09<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.3.3 \u89c6\u89c9\u5206\u6790<\/h3>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u56fe 5 \u5c55\u793a\u4e86 DDRL \u4e0e\u5176\u4ed6\u65b9\u6cd5\u5728 LEVIR-CD \u6570\u636e\u96c6\u7684\u4e94\u4e2a\u5178\u578b\u53d8\u5316\u573a\u666f\u4e2d\u7684\u89c6\u89c9\u7ed3\u679c\uff0c\u5176\u4e2d\u7ea2\u8272\u8868\u793a\u5047\u9633\u6027\uff0c\u7eff\u8272\u8868\u793a\u5047\u9634\u6027\u3002\u5bf9\u4e8e\u56fe 5\uff08a\uff09\u548c\uff08b\uff09\u6240\u793a\u7684\u5927\u578b\u5efa\u7b51\u53d8\u5316\u7c7b\u578b\uff0cFC-EF\u3001IFNet \u548c BITNet \u5728\u4e3b\u8981\u53d8\u5316\u533a\u57df\u5b58\u5728\u663e\u8457\u6f0f\u68c0\uff0c\u4e14\u5728\u53d8\u5316\u533a\u57df\u8fb9\u7f18\u5b58\u5728\u8f83\u591a\u8bef\u68c0\uff1b\u76f8\u6bd4\u4e4b\u4e0b\uff0cDDRL \u4ec5\u51fa\u73b0\u5c0f\u9762\u79ef\u7684\u7ea2\u8272\u548c\u7eff\u8272\u533a\u57df\uff0c\u8868\u660e\u5b6a\u751f\u8de8\u7a97\u53e3\u6ce8\u610f\u529b\u673a\u5236\u6709\u6548\u63d0\u53d6\u4e86\u5177\u6709\u5f3a\u8868\u793a\u80fd\u529b\u7684\u591a\u5c3a\u5ea6\u7279\u5f81\u3002\u5728\u56fe 5\uff08c\uff09\u6240\u793a\u7684\u7a00\u758f\u4e0d\u89c4\u5219\u53d8\u5316\u533a\u57df\u68c0\u6d4b\u7ed3\u679c\u4e2d\uff0c\u6240\u6709\u5bf9\u6bd4\u65b9\u6cd5\u5747\u672a\u80fd\u6709\u6548\u533a\u5206\u8de8\u7c7b\u8bed\u4e49\u4fe1\u606f\uff0c\u5bfc\u81f4\u663e\u8457\u7684\u6f0f\u68c0\u533a\u57df\uff1b\u800c DDRL \u5229\u7528 GAE \u6a21\u5757\u5728\u4f4e\u5c42\u7279\u5f81\u9886\u57df\u805a\u5408\u7c7b\u5185\u7279\u5f81\uff0c\u5b9e\u73b0\u4e86\u5bf9\u4f4e\u5c42\u533a\u5206\u6027\u7279\u5f81\u4e0a\u4e0b\u6587\u4fe1\u606f\u7684\u7cbe\u51c6\u611f\u77e5\u3002\u6b64\u5916\uff0c\u5728\u56fe 5\uff08d\uff09\u548c\uff08e\uff09\u6240\u793a\u7684\u5c0f\u578b\u5bc6\u96c6\u5efa\u7b51\u53d8\u5316\u6848\u4f8b\u4e2d\uff0cDPCCNet\u3001CSINet \u548c DDRL \u8868\u73b0\u66f4\u4f18\uff0c\u5728\u5bc6\u96c6\u5fae\u5c0f\u53d8\u5316\u533a\u57df\u7684\u8fb9\u7f18\u76f8\u5bf9\u66f4\u5b8c\u6574\u3002\u603b\u4f53\u800c\u8a00\uff0cLEVIR-CD \u6570\u636e\u96c6\u4e0a\u7684\u89c6\u89c9\u5bf9\u6bd4\u7ed3\u679c\u8868\u660e\uff0cDDRL \u80fd\u591f\u6709\u6548\u68c0\u6d4b\u5404\u7c7b\u53d8\u5316\u7c7b\u578b\uff0c\u4e14\u51c6\u786e\u6027\u9ad8\u3002<\/p>\n\n\n\n<p>\u56fe 6 \u5c55\u793a\u4e86 DDRL \u4e0e\u5176\u4ed6\u65b9\u6cd5\u5728 WHU-CD \u6570\u636e\u96c6\u7684\u4e94\u4e2a\u5178\u578b\u53d8\u5316\u573a\u666f\u4e2d\u7684\u89c6\u89c9\u7ed3\u679c\u3002\u5728\u56fe 6\uff08a\uff09\u6240\u793a\u7684\u5927\u578b\u4ed3\u5e93\u53d8\u5316\u7c7b\u578b\u4e2d\uff0cLUNet \u5c06\u975e\u53d8\u5316\u533a\u57df\u7684\u767d\u8272\u6807\u8bb0\u8bef\u8ba4\u4e3a\u53d8\u5316\u533a\u57df\uff0c\u6240\u6709\u5bf9\u6bd4\u65b9\u6cd5\u5728\u5de6\u4e0a\u89d2\u975e\u53d8\u5316\u533a\u57df\u5747\u5b58\u5728\u8bef\u68c0\uff1b\u56fe 6\uff08b\uff09-\uff08e\uff09\u4e2d\u4e5f\u5b58\u5728\u7c7b\u4f3c\u7684\u8bef\u68c0\u548c\u6f0f\u68c0\u60c5\u51b5\u3002HFANet\u3001IFNet \u548c BITNet \u96be\u4ee5\u6709\u6548\u5e94\u5bf9\u53d8\u5316\u533a\u57df\u4e2d\u9ad8\u5ea6\u76f8\u4f3c\u7684\u5730\u8868\u4fe1\u606f\u5e26\u6765\u7684\u6311\u6218\uff0c\u5bfc\u81f4\u68c0\u6d4b\u7ed3\u679c\u4e2d\u51fa\u73b0\u660e\u663e\u7684\u7ea2\u8272\u548c\u7eff\u8272\u50cf\u7d20\u533a\u57df\uff1bFC-EF\u3001DPCCNet\u3001WNet \u548c CSINet \u7b49\u65b9\u6cd5\u5728\u4f2a\u53d8\u5316\u7684\u5f71\u54cd\u4e0b\u8868\u73b0\u4e5f\u8f83\u5dee\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0cDDRL \u5728\u53d8\u5316\u4e3b\u4f53\u7684\u7ec6\u8282\u4e0a\u66f4\u51c6\u786e\uff0c\u8fb9\u754c\u4fe1\u606f\u66f4\u5e73\u6ed1\uff0c\u8bef\u68c0\u66f4\u5c11\u3002\u8fd9\u662f\u56e0\u4e3a GAE \u6a21\u5757\u589e\u5f3a\u4e86\u4f4e\u5c42\u9886\u57df\u5206\u5e03\uff0c\u5e76\u7ed3\u5408 CFCL \u6a21\u5757\u91cd\u5efa\u9ad8\u5c42\u878d\u5408\u7279\u5f81\u7684\u4e00\u81f4\u6027\uff0c\u6709\u6548\u533a\u5206\u4e86\u9ad8\u5c42\u548c\u4f4e\u5c42\u9886\u57df\u5185\u7684\u533a\u5206\u6027\u7279\u5f81\uff0c\u663e\u8457\u63d0\u5347\u4e86 DDRL \u68c0\u6d4b\u4f2a\u53d8\u5316\u533a\u57df\u7684\u80fd\u529b\u3002<\/p>\n\n\n\n<p>\u56fe 7 \u5c55\u793a\u4e86 DDRL \u4e0e\u5176\u4ed6\u65b9\u6cd5\u5728 SYSU-CD \u6570\u636e\u96c6\u7684\u4e94\u4e2a\u5178\u578b\u53d8\u5316\u573a\u666f\u4e2d\u7684\u89c6\u89c9\u7ed3\u679c\u3002\u8fd9\u4e9b\u573a\u666f\u6db5\u76d6\u690d\u88ab\u3001\u9053\u8def\u3001\u5efa\u7b51\u548c\u8239\u8236\u7b49\u591a\u79cd\u53d8\u5316\u7c7b\u578b\uff0c\u6709\u6548\u9a8c\u8bc1\u4e86\u5404\u53d8\u5316\u68c0\u6d4b\u65b9\u6cd5\u7684\u6cdb\u5316\u80fd\u529b\u3002\u5982\u56fe 7\uff08a\uff09\u6240\u793a\uff0cDDRL \u51c6\u786e\u8bc6\u522b\u4e86\u690d\u88ab\u53d8\u5316\u533a\u57df\uff0c\u8bef\u68c0\u8f83\u5c11\uff1b\u5728\u56fe 7\uff08b\uff09\u548c\uff08c\uff09\u4e2d\uff0c\u53d8\u5316\u533a\u57df\u4e0e\u975e\u53d8\u5316\u533a\u57df\u7684\u76f8\u4f3c\u7eb9\u7406\u7ed9\u53d8\u5316\u68c0\u6d4b\u5e26\u6765\u4e0d\u786e\u5b9a\u6027\uff0c\u4e14\u53d8\u5316\u533a\u57df\u5468\u56f4\u7684\u5927\u9762\u79ef\u9634\u5f71\u5bfc\u81f4\u68c0\u6d4b\u7ed3\u679c\u51fa\u73b0\u4e0d\u540c\u7a0b\u5ea6\u7684\u504f\u5dee\uff0cDDRL \u901a\u8fc7\u5b6a\u751f\u8de8\u7a97\u53e3\u6ce8\u610f\u529b\u673a\u5236\u8fdb\u884c\u7279\u5f81\u9886\u57df\u8f6c\u6362\uff0c\u51cf\u8f7b\u4e86\u65e0\u5173\u80cc\u666f\u5bf9\u53d8\u5316\u68c0\u6d4b\u51c6\u786e\u6027\u7684\u5f71\u54cd\uff1b\u5728\u56fe 7\uff08d\uff09\u4e2d\uff0c\u5efa\u7b51\u62c6\u9664\u4e25\u91cd\u5e72\u6270\u4e86\u5927\u591a\u6570\u65b9\u6cd5\u7684\u68c0\u6d4b\u7ed3\u679c\uff0cHFANet \u51fa\u73b0\u5b8c\u5168\u6f0f\u68c0\u548c\u8bef\u68c0\uff1b\u6b64\u5916\uff0c\u56fe 7\uff08e\uff09\u4e2d\u7684\u8239\u8236\u53d8\u5316\u7c7b\u578b\u5bf9\u9664 DPCCNet \u548c DDRL \u5916\u7684\u6240\u6709\u65b9\u6cd5\u90fd\u6784\u6210\u4e86\u663e\u8457\u6311\u6218\uff0cDPCCNet \u867d\u80fd\u6709\u6548\u8bc6\u522b\u4e0d\u53d8\u7684\u7801\u5934\uff0c\u4f46\u5bf9\u53d8\u5316\u7684\u8239\u8236\u7279\u5f81\u654f\u611f\u6027\u8f83\u4f4e\uff0c\u800c DDRL \u901a\u8fc7\u805a\u5408\u7c7b\u5185\u7279\u5f81\u548c\u5206\u6563\u7c7b\u95f4\u7279\u5f81\uff0c\u786e\u4fdd\u4e86\u8de8\u57df\u7279\u5f81\u7684\u72ec\u7acb\u6027\uff0c\u4ece\u800c\u9002\u5e94\u53d8\u5316\u573a\u666f\uff0c\u51cf\u5c11\u4e86\u590d\u6742\u73af\u5883\u5e26\u6765\u7684\u5e72\u6270\u3002<\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-14-1024x423.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"423\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-14-1024x423.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1471\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 5 LEVIR-CD \u6570\u636e\u96c6\u4e94\u4e2a\u5178\u578b\u573a\u666f\u7684\u89c6\u89c9\u7ed3\u679c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-15-1024x405.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"405\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-15-1024x405.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1472\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 6 WHU-CD \u6570\u636e\u96c6\u4e94\u4e2a\u5178\u578b\u573a\u666f\u7684\u89c6\u89c9\u7ed3\u679c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-16-1024x408.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"408\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-16-1024x408.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1473\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 7 SYSU-CD \u6570\u636e\u96c6\u4e94\u4e2a\u5178\u578b\u573a\u666f\u7684\u89c6\u89c9\u7ed3\u679c<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4.4 \u53ef\u89e3\u91ca\u6027\u5206\u6790<\/h2>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u5982\u56fe 8 \u6240\u793a\uff0c\u91c7\u7528 t-SNE [46] \u5c06\u7279\u5f81\u964d\u7ef4\u5230\u4e8c\u7ef4\u7a7a\u95f4\uff0c\u4ee5\u8bc4\u4f30 CFCL \u6a21\u5757\u5728\u9886\u57df\u5206\u5e03\u4e2d\u7684\u533a\u5206\u6027\u80fd\uff0c\u84dd\u8272\u8868\u793a\u4e0d\u53d8\u7279\u5f81\u70b9\uff0c\u7ea2\u8272\u8868\u793a\u53d8\u5316\u7279\u5f81\u70b9\u3002\u7531\u4e8e\u53d8\u5316\u68c0\u6d4b\u4efb\u52a1\u4e2d\u6837\u672c\u4e0d\u5e73\u8861\u663e\u8457\uff08\u84dd\u8272\u70b9\u6570\u91cf\u8fdc\u8d85\u8fc7\u7ea2\u8272\u70b9\uff09\uff0c\u4e3a\u4fbf\u4e8e\u89c2\u5bdf\uff0c\u5bf9\u7ea2\u8272\u70b9\u8fdb\u884c\u4e86\u653e\u5927\u5904\u7406\u3002\u5982\u56fe 8\uff08a\uff09\u6240\u793a\uff0c\u672a\u4f7f\u7528 CFCL \u6a21\u5757\u65f6\uff0c\u4e24\u7c7b\u7279\u5f81\u70b9\u7684\u5206\u5e03\u8f83\u4e3a\u5206\u6563\u4e14\u9ad8\u5ea6\u91cd\u53e0\uff0c\u8bb8\u591a\u7ea2\u8272\u7279\u5f81\u70b9\u6df7\u6742\u5728\u84dd\u8272\u7279\u5f81\u70b9\u4e2d\uff1b\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5982\u56fe 8\uff08b\uff09\u6240\u793a\uff0c\u6dfb\u52a0 CFCL \u6a21\u5757\u540e\uff0c\u4e0d\u53d8\u7279\u5f81\u70b9\u7684\u805a\u7c7b\u7a0b\u5ea6\u663e\u8457\u63d0\u9ad8\uff0c\u6240\u6709\u4e0d\u53d8\u7279\u5f81\u70b9\u96c6\u4e2d\u5728\u5de6\u4fa7\uff0c\u5c3d\u7ba1\u53f3\u4fa7\u4ecd\u5b58\u5728\u90e8\u5206\u91cd\u53e0\uff0c\u4f46\u4e0e\u56fe 8\uff08a\uff09\u76f8\u6bd4\u6709\u4e86\u5927\u5e45\u6539\u5584\u3002\u56e0\u6b64\uff0cCFCL \u6a21\u5757\u5728\u533a\u5206\u548c\u805a\u7c7b\u9886\u57df\u5206\u5e03\u5185\u7684\u4e0d\u540c\u7279\u5f81\u65b9\u9762\u5177\u6709\u72ec\u7279\u4f18\u52bf\uff0c\u6709\u6548\u589e\u5f3a\u4e86\u76f8\u4f3c\u7279\u5f81\u70b9\u7684\u805a\u7c7b\u6548\u679c\uff0c\u51cf\u5c11\u4e86\u4e0d\u540c\u7279\u5f81\u70b9\u4e4b\u95f4\u7684\u6df7\u6dc6\u3002<\/p>\n\n\n\n<p>\u5982\u56fe 9 \u6240\u793a\uff0c\u4ece\u4e09\u4e2a\u6570\u636e\u96c6\u5404\u968f\u673a\u9009\u62e9 51 \u5bf9\u53cc\u65f6\u76f8\u5f71\u50cf\uff0c\u5c06\u5176\u4e2d\u95f4\u5c42\u7279\u5f81\u964d\u7ef4\u5230\u4e8c\u7ef4\u7a7a\u95f4\uff0c\u8ba1\u7b97\u7279\u5f81\u95f4\u7684\u6b27\u6c0f\u8ddd\u79bb\u4ee5\u6355\u6349\u5176\u5728\u7279\u5f81\u7a7a\u95f4\u4e2d\u7684\u76f8\u5bf9\u4f4d\u7f6e\uff0c\u6700\u540e\u901a\u8fc7\u76f8\u5173\u77e9\u9635\u5206\u6790\u63a2\u7a76\u4e0d\u540c\u7279\u5f81\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u663e\u7136\uff0c\u5404\u6570\u636e\u96c6\u7684\u6570\u636e\u5206\u5e03\u5b58\u5728\u663e\u8457\u5dee\u5f02\uff0c\u4f46 DDRL \u6709\u6548\u6355\u6349\u4e86\u9886\u57df\u5206\u5e03\u5185\u591a\u5c3a\u5ea6\u7279\u5f81\u7684\u5173\u952e\u533a\u5206\u4fe1\u606f\uff0c\u8fdb\u884c\u91cd\u5efa\u5b66\u4e60\uff0c\u589e\u5f3a\u4e86\u7c7b\u5185\u7279\u5f81\u7684\u76f8\u5173\u6027\uff0c\u964d\u4f4e\u4e86\u7c7b\u95f4\u7279\u5f81\u7684\u76f8\u5173\u6027\uff0c\u4ece\u800c\u6709\u52a9\u4e8e\u63d0\u9ad8\u9886\u57df\u5206\u5e03\u5185\u7279\u5f81\u6316\u6398\u7684\u65f6\u7a7a\u4e00\u81f4\u6027\uff0c\u51cf\u5c11\u4e86\u4f2a\u53d8\u5316\u5bfc\u81f4\u7684\u8bef\u68c0\u548c\u6f0f\u68c0\u3002<\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-17-1024x426.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"426\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-17-1024x426.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1474\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 8 DDRL \u7684 t-SNE \u53ef\u89c6\u5316\u7ed3\u679c<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-18-1024x289.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"289\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-18-1024x289.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1475\"  sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 9 DDRL \u7684\u76f8\u5173\u77e9\u9635\u7ed3\u679c<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4.5 \u6d88\u878d\u5206\u6790<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">4.5.1 \u6240\u63d0\u6a21\u5757\u7684\u6d88\u878d\u5206\u6790<\/h3>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u4e3a\u9a8c\u8bc1\u6240\u63d0 GAE \u548c CFCL \u6a21\u5757\u7684\u6709\u6548\u6027\uff0c\u5728\u4e09\u4e2a\u6570\u636e\u96c6\u4e0a\u8fdb\u884c\u4e86\u6d88\u878d\u5206\u6790\uff0c\u7ed3\u679c\u5982\u8868 4 \u6240\u793a\u3002\u663e\u7136\uff0c\u4ec5\u4f7f\u7528 CSwin \u4f5c\u4e3a\u5b6a\u751f\u7f16\u7801\u5668\u63d0\u53d6\u591a\u5c3a\u5ea6\u53d8\u5316\u7279\u5f81\u65f6\uff0c\u7ed3\u679c\u6700\u5dee\uff0c\u8fd9\u53ef\u80fd\u662f\u56e0\u4e3a\u53cc\u65f6\u76f8\u5f71\u50cf\u4e2d\u5b58\u5728\u5927\u91cf\u4f2a\u53d8\u5316\uff0c\u963b\u788d\u4e86\u9886\u57df\u5206\u5e03\u7684\u51c6\u786e\u8bc6\u522b\uff1b\u5f53\u878d\u5165 GAE \u6a21\u5757\u663e\u8457\u589e\u5f3a\u4f4e\u5c42\u9886\u57df\u5206\u5e03\u7279\u5f81\u540e\uff0c\u4f4e\u5c42\u9886\u57df\u7279\u5f81\u7684\u5206\u5e03\u66f4\u805a\u7126\u4e8e\u771f\u5b9e\u53d8\u5316\u533a\u57df\uff0c\u4f7f\u5f97 WHU-CD \u548c SYSU-CD \u6570\u636e\u96c6\u4e0a\u7684\u53ec\u56de\u7387\u5927\u5e45\u63d0\u5347\uff0c\u5206\u522b\u8fbe\u5230 90.00% \u548c 75.12%\uff1b\u6dfb\u52a0 CFCL \u6a21\u5757\u540e\uff0c\u4e09\u4e2a\u6570\u636e\u96c6\u4e0a\u7684 Kappa \u7cfb\u6570\u663e\u8457\u63d0\u9ad8\uff0c\u4e0e\u57fa\u7ebf\u6a21\u578b\u76f8\u6bd4\u5206\u522b\u589e\u52a0\u4e86 0.39%\u30010.66% \u548c 1.21%\uff0c\u8868\u660e CFCL \u6a21\u5757\u6709\u6548\u5bf9\u9ad8\u5c42\u878d\u5408\u7279\u5f81\u8fdb\u884c\u4e86\u91cd\u5efa\u5b66\u4e60\uff0c\u4f7f\u9886\u57df\u5206\u5e03\u5185\u7684\u7c7b\u5185\u7279\u5f81\u66f4\u7d27\u51d1\u3001\u7c7b\u95f4\u7279\u5f81\u66f4\u5206\u6563\uff1b\u6700\u540e\uff0c\u5f53\u6574\u5408 GAE \u548c CFCL \u6a21\u5757\u6784\u5efa DDRL \u6846\u67b6\u65f6\uff0c\u53d8\u5316\u68c0\u6d4b\u7ed3\u679c\u4ee4\u4eba\u5370\u8c61\u6df1\u523b\uff0c\u5728\u4e09\u4e2a\u6570\u636e\u96c6\u4e0a\u7684 F1 \u503c\u5206\u522b\u8fbe\u5230 92.41%\u300191.43% \u548c 82.38%\uff0c\u8868\u660e DDRL \u80fd\u591f\u6709\u6548\u533a\u5206\u9886\u57df\u5206\u5e03\u5185\u7684\u6f5c\u5728\u4f2a\u53d8\u5316\u3002<\/p>\n\n\n\n<p>\u5982\u56fe 10 \u6240\u793a\uff0c\u9009\u62e9\u4e09\u4e2a\u4e0d\u540c\u573a\u666f\u8bf4\u660e GAE \u6a21\u5757\u548c CFCL \u6a21\u5757\u5728 DDRL \u4e2d\u7684\u4f5c\u7528\u53ca\u5176\u4ea4\u4e92\u5bf9\u68c0\u6d4b\u7ed3\u679c\u7684\u5f71\u54cd\u3002\u663e\u7136\uff0c\u7531\u4e8e\u989c\u8272\u5dee\u5f02\u548c\u906e\u6321\u7b49\u56e0\u7d20\uff0c\u57fa\u7ebf\u6a21\u578b\u7684\u53d8\u5316\u68c0\u6d4b\u7ed3\u679c\u76f8\u6bd4\u5176\u4ed6\u4e09\u4e2a\u6a21\u578b\u5b58\u5728\u66f4\u591a\u6f0f\u68c0\u548c\u8bef\u68c0\uff1b\u5982\u56fe 10\uff08a\uff09\u548c\uff08b\uff09\u6240\u793a\uff0c\u6dfb\u52a0 GAE \u6a21\u5757\u540e\uff0c\u7279\u5f81\u8868\u5f81\u5f97\u5230\u4e00\u5b9a\u7a0b\u5ea6\u7684\u589e\u5f3a\uff0c\u68c0\u6d4b\u7ed3\u679c\u4e2d\u7684\u7eff\u8272\u533a\u57df\u51cf\u5c11\uff1b\u6b64\u5916\uff0c\u5f53\u4e0e CFCL \u6a21\u5757\u7ed3\u5408\u65f6\uff0cDDRL \u5b9e\u73b0\u4e86\u66f4\u9ad8\u7684\u53d8\u5316\u68c0\u6d4b\u51c6\u786e\u6027\uff0c\u8868\u660e\u5bf9\u6bd4\u5b66\u4e60\u7b56\u7565\u6709\u6548\u5229\u7528\u4e86 GAE \u6a21\u5757\u63d0\u53d6\u7684\u56fe\u7ed3\u6784\u7279\u5f81\uff0c\u8fd9\u79cd\u534f\u540c\u4f5c\u7528\u589e\u5f3a\u4e86\u4e0d\u540c\u7c7b\u522b\u548c\u533a\u57df\u4e4b\u95f4\u7684\u533a\u5206\u5ea6\uff0c\u663e\u8457\u51cf\u5c11\u4e86\u566a\u58f0\u548c\u4f2a\u53d8\u5316\u5e72\u6270\u3002<\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-19.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"674\" height=\"287\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-19.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1476\"  sizes=\"auto, (max-width: 674px) 100vw, 674px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u56fe 10 \u6d88\u878d\u5206\u6790\u7684\u89c6\u89c9\u7ed3\u679c<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-20.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"916\" height=\"425\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-20.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1477\"  sizes=\"auto, (max-width: 916px) 100vw, 916px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u8868 4 LEVIR-CD\u3001WHU-CD \u548c SYSU-CD \u6570\u636e\u96c6\u4e0a\u7684\u6d88\u878d\u5206\u6790\u5b9a\u91cf\u7ed3\u679c\uff08\u6700\u4f18\u503c\u4ee5\u7c97\u4f53\u663e\u793a\uff09<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.5.2 \u53c2\u6570\u654f\u611f\u6027\u5206\u6790<\/h3>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u5982\u8868 5 \u6240\u793a\uff0c\u5bf9Ldcl\u4e2d\u7684\u6e29\u5ea6\u53c2\u6570 \u03c4 \u8fdb\u884c\u4e86\u654f\u611f\u6027\u5206\u6790\u3002\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0c\u8f83\u4f4e\u7684\u6e29\u5ea6\u53c2\u6570\uff08\u03c4=0.1\uff09\u4f7f\u6a21\u578b\u5bf9\u53d8\u5316\u9886\u57df\u5185\u7684\u5206\u5e03\u5dee\u5f02\u66f4\u654f\u611f\uff0c\u8fd9\u79cd\u9ad8\u654f\u611f\u6027\u4f7f DDRL \u80fd\u591f\u901a\u8fc7\u7a81\u51fa\u96be\u4ee5\u533a\u5206\u7684\u53d8\u5316\u533a\u57df\u6765\u68c0\u6d4b\u7ec6\u5fae\u53d8\u5316\uff1b\u7136\u800c\uff0c\u968f\u7740\u6e29\u5ea6\u5347\u9ad8\uff0c\u53d8\u5316\u68c0\u6d4b\u6027\u80fd\u663e\u8457\u4e0b\u964d\uff0c\u5c24\u5176\u662f\u5728 SYSU-CD \u6570\u636e\u96c6\u4e0a\uff0c\u4f8b\u5982\u5f53 \u03c4=1 \u65f6\uff0cF1 \u503c\u964d\u81f3 81.96%\u3002\u8fd9\u662f\u56e0\u4e3a\u8f83\u9ad8\u7684\u6e29\u5ea6\u4f1a\u6a21\u7cca\u6b63\u8d1f\u6837\u672c\u4e4b\u95f4\u7684\u5bf9\u6bd4\uff0c\u524a\u5f31\u6a21\u578b\u533a\u5206\u5173\u952e\u7279\u5f81\u7684\u80fd\u529b\u3002\u56e0\u6b64\uff0c\u6700\u7ec8\u5c06\u6e29\u5ea6\u53c2\u6570 \u03c4 \u8bbe\u7f6e\u4e3a 0.1\u3002<\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-21.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"328\" height=\"313\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-21.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1478\"  sizes=\"auto, (max-width: 328px) 100vw, 328px\" \/><\/div><\/figure>\n\n\n\n<p class=\"has-text-align-center\">\u8868 5 LEVIR-CD\u3001WHU-CD \u548c SYSU-CD \u6570\u636e\u96c6\u4e0a\u6e29\u5ea6\u53c2\u6570 \u03c4 \u7684\u654f\u611f\u6027\u5206\u6790\uff08\u6700\u4f18\u503c\u4ee5\u7c97\u4f53\u663e\u793a\uff09<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">4.5.3 \u6df7\u5408\u635f\u5931\u51fd\u6570\u7684\u7cfb\u6570<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-6.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"638\" height=\"174\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-6.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" class=\"wp-image-1461\"  sizes=\"auto, (max-width: 638px) 100vw, 638px\" \/><\/div><\/figure>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>\u7ffb\u8bd1<\/summary>\n<p>\u4e3a\u63a2\u7a76\u6240\u63d0\u57fa\u4e8e\u9886\u57df\u5206\u5e03\u7684\u53d8\u5316\u68c0\u6d4b\u6846\u67b6\u7684\u6709\u6548\u6027\uff0c\u5c06\u6df7\u5408\u635f\u5931\u51fd\u6570\u4e2d\u7684\u81ea\u5b9a\u4e49\u53c2\u6570 \u03bb \u4ece 0 \u5230 1 \u4ee5 0.1 \u4e3a\u95f4\u9694\u8fdb\u884c\u8bbe\u7f6e\u5e76\u5f00\u5c55\u5b9e\u9a8c\uff0c\u5b9a\u91cf\u7ed3\u679c\u7684\u96f7\u8fbe\u56fe\u5982\u56fe 11 \u6240\u793a\u3002\u53ef\u4ee5\u6e05\u6670\u5730\u89c2\u5bdf\u5230\uff0c\u5728\u4e09\u4e2a\u6570\u636e\u96c6\u4e0a\uff0c\u5f53\u81ea\u5b9a\u4e49\u53c2\u6570 \u03bb=0.2 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0.2\uff0c\u8fd9\u4e0d\u4ec5\u4f18\u5316\u4e86\u6027\u80fd\uff0c\u8fd8\u786e\u4fdd\u4e86 DDRL \u5728\u5e7f\u6cdb\u573a\u666f\u4e2d\u7684\u7a33\u5b9a\u6027\u548c\u4e00\u81f4\u6027\u3002<\/p>\n<\/details>\n\n\n\n<figure class=\"wp-block-image size-large\"><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-23-1024x360.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"360\" data-original=\"http:\/\/anyone.anuoblog.cn\/wp-content\/uploads\/2025\/12\/image-23-1024x360.png\" 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