{"id":5261,"date":"2022-08-08T16:38:09","date_gmt":"2022-08-08T08:38:09","guid":{"rendered":"http:\/\/139.9.1.231\/?p=5261"},"modified":"2022-08-08T16:38:10","modified_gmt":"2022-08-08T08:38:10","slug":"basicvsr","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2022\/08\/08\/basicvsr\/","title":{"rendered":"BasicVSR|\u89c6\u9891\u8d85\u5206\u7b97\u6cd5"},"content":{"rendered":"\n<p>\u89c6\u9891\u8d85\u5206====\u201d\u949e\u201c\u80fd\u529b\uff0c\u6ca1\u51e0\u5f20\u663e\u5361\u771f\u73a9\u4e0d\u4e86\u3002<\/p>\n\n\n\n<p>paper:\u00a0<a rel=\"noreferrer noopener\" href=\"https:\/\/arxiv.org\/abs\/2012.02181\" target=\"_blank\">https:\/\/arxiv.org\/abs\/2012.0218<\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"395\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-40-1024x395.png\" alt=\"\" class=\"wp-image-5276\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-40-1024x395.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-40-300x116.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-40-768x296.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-40.png 1352w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u8be5\u6587\u662f\u5357\u6d0b\u7406\u5de5&amp;\u817e\u8bafPCG\u3001CUHK-SenseTime\u8054\u5408\u5b9e\u9a8c\u5ba4\u3001\u4e2d\u79d1\u9662\u6df1\u5733\u5148\u8fdb\u6280\u672f\u7814\u7a76\u96622020\u5e74\u63d0\u51fa\u7684\u4e00\u79cd\u89c6\u9891\u8d85\u5206\u65b9\u6848BasicVSR\u3002\u5728\u591a\u4e2a\u6570\u636e\u96c6\u4e0a\u3001\u5728\u4e24\u79cd\u9000\u5316\u65b9\u5f0f\u4e0a\uff0c\u6240\u63d0BasicVSR\u4e0eIconVSR\u5747\u8d85\u8d8a\u5df2\u6709\u89c6\u9891\u8d85\u5206\u65b9\u6848\uff0c\u7279\u522b\u7684\uff0c\u5728UDM10\u6570\u636e\u96c6\u4e0a\u53d6\u5f97\u4e86\u9ad8\u8fbe0.68dB\u7684\u6027\u80fd\u63d0\u5347\u3002<\/p>\n\n\n\n<p>Video Super-Resolution\u00a0on\u00a0MSU Video Super Resolution Benchmark\uff1a<\/p>\n\n\n\n<p>\u622a\u81f32022\uff0c\u8be5\u65b9\u6cd5\u4ecd\u662fsota\u65b9\u6cd5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"425\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-39-1024x425.png\" alt=\"\" class=\"wp-image-5271\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-39-1024x425.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-39-300x125.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-39-768x319.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-39-1536x638.png 1536w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-39.png 1806w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-41.png\" alt=\"\" class=\"wp-image-5277\" width=\"426\" height=\"366\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-41.png 680w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-41-300x258.png 300w\" sizes=\"(max-width: 426px) 100vw, 426px\" \/><\/figure><\/div>\n\n\n\n<p class=\"has-light-pink-background-color has-background\">\u6b63\u5982\u4f5c\u8005\u6240\u8bf4\uff0cBasicVSR\u53ca\u5176\u6269\u5c55IconVSR\u53ef\u4ee5\u4f5c\u4e3a\u672a\u6765VSR\u65b9\u6cd5\u7684\u5f3a\u5927\u57fa\u7ebf\uff01\uff01\uff01<\/p>\n\n\n\n<h2><strong>Abstract<\/strong><\/h2>\n\n\n\n<p>\u200b \u7531\u4e8e\u9700\u8981\u5229\u7528\u989d\u5916\u7684\u65f6\u5e8f\u4fe1\u606f\uff0c\u89c6\u9891\u8d85\u5206\u5f80\u5f80\u6bd4\u56fe\u50cf\u8d85\u5206\u5305\u542b\u66f4\u591a\u7684\u6a21\u5757\uff0c\u8fd9\u5c31\u5bfc\u81f4\u4e86\u5404\u5f0f\u5404\u6837\u7684\u590d\u6742\u7ed3\u6784\u3002<\/p>\n\n\n\n<p>\u200b \u8be5\u6587\u4f5c\u8005\u5bf9\u89c6\u9891\u8d85\u5206\u8fdb\u884c\u4e86\u68b3\u7406\u5e76\u91cd\u65b0\u5ba1\u67e5\u4e86\u89c6\u9891\u8d85\u5206\u7684\u56db\u4e2a\u57fa\u672c\u6a21\u5757\uff1a<strong><code>Propagation<\/code>,\u00a0<code>Alignment<\/code>,\u00a0<code>Aggregation<\/code>\u4ee5\u53ca<code>Upsampling<\/code><\/strong>\u3002\u901a\u8fc7\u590d\u7528\u73b0\u6709\u65b9\u6848\u7684\u6a21\u5757\u5e76\u6dfb\u52a0\u5fae\u5c0f\u6539\u52a8\uff0c\u4f5c\u8005\u63d0\u51fa\u4e86\u4e00\u79cd\u7b80\u5355\u65b9\u6848\uff1aBasicVSR\uff0c\u5b83\u5728\u63a8\u7406\u901f\u5ea6\u3001\u590d\u539f\u8d28\u91cf\u65b9\u9762\u53d6\u5f97\u4e86\u5f15\u4eba\u6ce8\u76ee\u7684\u63d0\u5347\u3002<\/p>\n\n\n\n<p>\u200b \u4f5c\u8005\u5bf9BasicVSR\u8fdb\u884c\u4e86\u7cfb\u7edf\u7684\u5206\u6790\uff0c\u89e3\u91ca\u4e86\u6027\u80fd\u63d0\u5347\u7684\u539f\u56e0\u6240\u5728\uff0c\u540c\u65f6\u4e5f\u8ba8\u8bba\u4e86\u5176\u5c40\u9650\u6027\u3002\u5728BasicVSR\u7684\u57fa\u7840\u4e0a\uff0c\u4f5c\u8005\u8fdb\u4e00\u6b65\u63d0\u51fa\u4e86\u201c\u4fe1\u606f\u5bc4\u5b58(information-refile)\u201d\u4e0e\u201c\u8026\u5408\u4f20\u64ad(coupled propagation)\u201d\u4e24\u79cd\u673a\u5236\u4fc3\u8fdb\u4fe1\u606f\u96c6\u6210\u3002\u6240\u63d0BasicVSR\u53ca\u5176\u6539\u8fdbIconVSR\u5c06\u89c6\u9891\u8d85\u5206\u7684\u6027\u80fd\u8fdb\u884c\u4e86\u66f4\u8fdb\u4e00\u6b65\u7684\u63d0\u5347\uff0c\u53ef\u4ee5\u4f5c\u4e3a\u89c6\u9891\u8d85\u5206\u9886\u57df\u7684\u4e00\u4e2a\u66f4\u5f3a\u7684\u57fa\u51c6\u3002<\/p>\n\n\n\n<h2><strong>Introduction<\/strong><\/h2>\n\n\n\n<p>\u200b \u4f5c\u8005\u5bf9\u73b0\u6709\u5404\u5f0f\u5404\u6837\u7684VSR\u65b9\u6848\u6309\u7167\u5404\u4e2a\u6a21\u5757\u7684\u529f\u80fd(propagation, alignment, aggregation, upsampling)\u8fdb\u884c\u4e86\u62c6\u5206\uff0c\u76f8\u5173\u603b\u7ed3\u89c1\u4e0b\u8868\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img src=\"https:\/\/pic2.zhimg.com\/v2-261f7fd09f824f3f5ae289364b4ffc89_r.jpg\" alt=\"\"\/><\/figure>\n\n\n\n<ul><li>Propagation\uff1a\u5728\u8fd9\u91cc\u7279\u6307\u4fe1\u606f\u7684\u6d41\u52a8\uff0c\u6bd4\u5982\u5c40\u90e8\u4fe1\u606f\uff0c\u5355\u5411\u4fe1\u606f\u6d41\u52a8\uff0c\u53cc\u5411\u4fe1\u606f\u6d41\u52a8\uff1b<\/li><li>Alignment\uff1a\u5728\u8fd9\u91cc\u7279\u6307\u5bf9\u9f50\u7684\u7c7b\u578b\u4ee5\u53ca\u6709\u65e0\uff1b<\/li><li>Aggregation\uff1a\u5728\u8fd9\u91cc\u6307\u7684\u662f\u5bf9\u9f50\u7279\u5f81\u7684\u96c6\u6210\u65b9\u5f0f\uff1b<\/li><li>Upsampling\uff1a\u5728\u8fd9\u91cc\u6307\u7684\u662f\u4e0a\u91c7\u6837\u8fc7\u7a0b\u6240\u91c7\u7528\u7684\u65b9\u6848\uff0c\u57fa\u672c\u90fd\u662fPixel-Shuffle\u3002<\/li><\/ul>\n\n\n\n<p>\u200b \u5728\u4e0a\u8ff0\u56db\u4e2a\u529f\u80fd\u5355\u5143\u4e2d\uff0c<strong>Propagation\u548cAlignment\u5bf9\u6027\u80fd\u548c\u6548\u7387\u5f71\u54cd\u6700\u5927<\/strong>\u3002\u53cc\u7ebf\u4f20\u64ad\u6709\u52a9\u4e8e\u6700\u5927\u5316\u7684\u8fdb\u884c\u4fe1\u606f\u6c47\u96c6\uff0c<strong>\u5149\u6d41\u65b9\u6848\u6709\u52a9\u4e8e\u8fdb\u884c\u76f8\u90bb\u5e27\u7279\u5f81\u5bf9\u9f50<\/strong>\u3002\u901a\u8fc7\u7b80\u5355\u7684\u4e0a\u8ff0\u6a21\u5757\u7ec4\u5408\u6240\u5f97\u7684BasicVSR\u5373\u53d6\u5f97\u4e86\u8d85\u8d8aSOTA\u7684\u6307\u6807\u4e0e\u901f\u5ea6(\u6307\u6807\u63d0\u53470.61dB\uff0c\u63a8\u7406\u901f\u5ea6\u5feb\u4e8624\u500d)\u3002<\/p>\n\n\n\n<p class=\"has-drop-cap has-dark-gray-color has-light-pink-background-color has-text-color has-background has-normal-font-size\">\u4ec0\u4e48\u662f\u5149\u6d41\u6cd5\uff1f\u5149\u6d41\u662f<strong>\u4e00\u79cd\u7528\u4e8e\u63cf\u8ff0\u56fe\u50cf\u8fd0\u52a8\u7684\u6280\u672f<\/strong>\u3002\u5b83\u901a\u5e38\u5e94\u7528\u4e8e\u5b83\u4eec\u4e4b\u95f4\u5177\u6709\u5c0f\u65f6\u95f4\u6b65\u957f\u7684\u4e00\u7cfb\u5217\u56fe\u50cf\uff0c\u4f8b\u5982\u89c6\u9891\u5e27\u3002\u5149\u6d41\u8ba1\u7b97\u56fe\u50cf\u4e2d\u70b9\u7684\u901f\u5ea6\uff0c\u5e76\u4f30\u8ba1\u70b9\u53ef\u80fd\u5728\u4e0b\u4e00\u4e2a\u56fe\u50cf\u5e8f\u5217\u4e2d\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<p class=\"has-light-gray-background-color has-background\">\u5149\u6d41\u662f\u7531\u7269\u4f53\u6216\u7167\u76f8\u673a\u7684\u8fd0\u52a8\u5f15\u8d77\u7684\u4e24\u4e2a\u8fde\u7eed\u5e27\u4e4b\u95f4\u56fe\u50cf\u7269\u4f53\u7684\u89c6\u8fd0\u52a8\u7684\u6a21\u5f0f\u3002\u5b83\u662f2D\u5411\u91cf\u573a\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5411\u91cf\u90fd\u662f\u4f4d\u79fb\u5411\u91cf\uff0c\u8868\u793a\u70b9\u4ece\u7b2c\u4e00\u5e27\u5230\u7b2c\u4e8c\u5e27\u7684\u8fd0\u52a8\u3002\u8003\u8651\u4e0b\u9762\u7684\u56fe\u7247\uff0c\u5b83\u663e\u793a\u4e86\u4e00\u4e2a\u7403\u8fde\u7eed5\u5e27\u8fd0\u52a8\u3002\u7bad\u5934\u663e\u793a\u5176\u4f4d\u79fb\u5411\u91cf\u3002\u5149\u6d41\u5728\u4ee5\u4e0b\u9886\u57df\u5177\u6709\u8bb8\u591a\u5e94\u7528\uff1a &#8211; \u8fd0\u52a8\u7684\u7ed3\u6784 &#8211; \u89c6\u9891\u538b\u7f29 &#8211; \u89c6\u9891\u7a33\u5b9a\u2026\u5149\u6d41\u57fa\u4e8e\u4ee5\u4e0b\u51e0\u4e2a\u5047\u8bbe\u8fdb\u884c\u5de5\u4f5c\uff1a 1. \u5728\u8fde\u7eed\u7684\u5e27\u4e4b\u95f4\uff0c\u5bf9\u8c61\u7684\u50cf\u7d20\u5f3a\u5ea6\u4e0d\u53d8\u3002 2. \u76f8\u90bb\u50cf\u7d20\u5177\u6709\u76f8\u4f3c\u7684\u8fd0\u52a8\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-43.png\" alt=\"\" class=\"wp-image-5287\" width=\"646\" height=\"295\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-43.png 646w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-43-300x137.png 300w\" sizes=\"(max-width: 646px) 100vw, 646px\" \/><figcaption>\u5149\u6d41<\/figcaption><\/figure><\/div>\n\n\n\n<p class=\"has-light-pink-background-color has-background\">\u200b \u5728BasicVSR\u7684\u57fa\u7840\u4e0a\uff0c\u4f5c\u8005\u63d0\u51fa\u4e86\u5982\u4e0b\u4e24\u79cd\u65b0\u9896\u7684\u6269\u5c55\u5f97\u5230\u4e86IconVSR\u3002<\/p>\n\n\n\n<ul><li><strong>\u4fe1\u606f\u5bc4\u5b58<\/strong>\uff0c\u5b83\u91c7\u7528\u4e86\u989d\u5916\u7684\u6a21\u5757\u63d0\u53d6\u4ece\u7a00\u758f\u9009\u62e9\u5e27(\u6bd4\u5982\u5173\u952e\u5e27)\u4e2d\u63d0\u53d6\u7279\u5f81\uff0c\u7136\u540e\u63d2\u5165\u5230\u4e3b\u7f51\u7edc\u7528\u4e8e\u7279\u5f81\u6539\u5584\u3002<\/li><li><strong>\u8026\u5408\u4f20\u64ad<\/strong>\uff0c\u5b83\u4fc3\u8fdb\u4e86\u524d\u5411\u4e0e\u53cd\u5411\u4f20\u64ad\u5206\u652f\u4e2d\u7684\u4fe1\u606f\u4ea4\u6362\u3002<\/li><\/ul>\n\n\n\n<p>\u200b \u8fd9\u4e24\u4e2a\u6a21\u5757\u4e0d\u4ec5\u53ef\u4ee5\u964d\u4f4e\u8bef\u5dee\u7d2f\u79ef\u95ee\u9898\uff0c\u540c\u65f6\u53ef\u4ee5\u83b7\u53d6\u66f4\u5b8c\u6574\u7684\u65f6\u5e8f\u4fe1\u606f\u4ee5\u751f\u6210\u66f4\u9ad8\u8d28\u91cf\u7684\u7279\u5f81\uff0c\u8fdb\u800c\u5f97\u5230\u66f4\u597d\u7684\u91cd\u5efa\u7ed3\u679c\u3002\u5f97\u76ca\u4e8e\u4e0a\u8ff0\u4e24\u79cd\u8bbe\u8ba1\uff0cIconVSR\u4ee50.31dB\u6307\u6807\u63d0\u5347\u8d85\u8fc7\u4e86BasicVSR\u3002<\/p>\n\n\n\n<p><strong>Method<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"544\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-42-1024x544.png\" alt=\"\" class=\"wp-image-5284\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-42-1024x544.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-42-300x159.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-42-768x408.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-42.png 1444w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>&nbsp;\u4e0a\u56fe\u7ed9\u51fa\u4e86BasicVSR\u7684\u67b6\u6784\u793a\u610f\u56fe\u3002\u5728\u8fd9\u91cc\u6211\u4eec\u5148\u5bf9BasicVSR\u8f6c\u7ed9\u4f60\u6240\u6d89\u53ca\u5230\u7684\u51e0\u4e2a\u529f\u80fd\u6027\u6a21\u5757\u8fdb\u884c\u4e00\u4e9b\u7b80\u5355\u7684\u4ecb\u7ecd\u3002<\/p>\n\n\n\n<h3><strong>Propagation<\/strong><\/h3>\n\n\n\n<p><strong>Propagation<\/strong>&nbsp;\u662fVSR\u4e2d\u6700\u5177\u5f71\u54cd\u529b\u7684\u6a21\u5757\uff0c\u5b83\u7279\u6307\u4fe1\u606f\u7684\u5229\u7528\u65b9\u5f0f\u3002\u73b0\u6709\u7684\u4f20\u64ad\u673a\u5236\u53ef\u4ee5\u5206\u4e3a\u4e00\u4e0b\u4e09\u5927\u7c7b\uff1a<\/p>\n\n\n\n<ul><li>Local Propagation: \u6ed1\u52a8\u7a97\u53e3\u7684\u65b9\u6cd5(\u6bd4\u5982RBPN\uff0cTGA\uff0cEDVR)\u91c7\u7528\u5c40\u90e8\u7a97\u53e3\u5185\u7684\u591a\u5e27LR\u56fe\u50cf\u4f5c\u4e3a\u8f93\u5165\u5e76\u8fdb\u884c\u4e2d\u95f4\u5e27\u7684\u91cd\u5efa\u3002\u8fd9\u79cd\u8bbe\u8ba1\u65b9\u5f0f\u7ea6\u675f\u4e86\u4fe1\u606f\u8303\u56f4\uff0c\u8fdb\u800c\u5f71\u54cd\u4e86\u6a21\u578b\u7684\u6027\u80fd\u3002\u4e0b\u56fe\u7ed9\u51fa\u4e86\u4e0d\u540c\u4fe1\u606f\u8303\u56f4\u4e0b\u7684\u6a21\u578b\u6027\u80fd\u5bf9\u6bd4\uff0c\u53ef\u4ee5\u770b\u5230\uff1a(1)<strong>\u5168\u5c40\u4fe1\u606f\u7684\u5229\u7528\u5177\u6709\u66f4\u4f73\u6027\u80fd<\/strong>;(2)&nbsp;<strong>\u7247\u6bb5\u7684\u4e24\u7aef\u6027\u80fd\u5dee\u5f02\u975e\u5e38\u5927<\/strong>\uff0c\u8bf4\u660e\u4e86\u957f\u5e8f\u5217\u7d2f\u79ef\u4fe1\u606f(\u5373\u5168\u5c40\u4fe1\u606f)\u7684\u91cd\u8981\u6027\u3002<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-44.png\" alt=\"\" class=\"wp-image-5295\" width=\"423\" height=\"307\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-44.png 704w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-44-300x218.png 300w\" sizes=\"(max-width: 423px) 100vw, 423px\" \/><\/figure><\/div>\n\n\n\n<p>Unidirectional\uff1a \u5df2\u6709\u5355\u5411\u4f20\u64ad\u65b9\u6848(\u6bd4\u5982RLSP\u3001RSDN\u3001RRN\u3001FRVSR)\u91c7\u7528\u4e86\u4ece\u7b2c\u4e00\u5e27\u5230\u6700\u540e\u4e00\u5e27\u7684\u5355\u5411\u4f20\u64ad\u7684\u65b9\u5f0f\uff0c\u8fd9\u79cd\u65b9\u5f0f\u5bfc\u81f4\u4e86\u4e0d\u540c\u5e27\u63a5\u53d7\u7684\u4fe1\u606f\u662f\u4e0d\u5e73\u8861\u7684\uff0c\u6bd4\u5982\u7b2c\u4e00\u5e27\u53ea\u4f1a\u4ece\u81ea\u8eab\u63a5\u53d7\u4fe1\u606f\uff0c\u800c\u6700\u540e\u4e00\u5e27\u5219\u53ef\u4ee5\u63a5\u53d7\u6574\u4e2a\u5e8f\u5217\u7684\u4fe1\u606f\u3002\u4e0b\u56fe\u7ed9\u51fa\u4e86\u5355\u5411\u4f20\u64ad\u4e0e\u53cc\u5411\u4f20\u64ad\u7684\u6027\u80fd\u5dee\u5f02\u5bf9\u6bd4\u3002\u53ef\u4ee5\u770b\u5230\uff1a(1)\u5728\u65e9\u671f\uff0c\u5355\u5411\u4f20\u64ad\u65b9\u6848\u7684PSNR\u6307\u6807\u4e25\u91cd\u4f4e\u4e8e\u53cc\u5411\u4f20\u64ad\u65b9\u6848\uff1b(2)\u6574\u4f53\u6765\u770b\uff0c\u5355\u5411\u4f20\u64ad\u65b9\u6848\u7684\u6307\u6807\u8981\u6bd4\u53cc\u5411\u4f20\u64ad\u7684\u65b9\u6848\u4f4e0.5dB\u3002<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-45.png\" alt=\"\" class=\"wp-image-5297\" width=\"378\" height=\"325\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-45.png 692w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-45-300x258.png 300w\" sizes=\"(max-width: 378px) 100vw, 378px\" \/><\/figure><\/div>\n\n\n\n<p>Bidirectional\uff1a\u4e0a\u8ff0\u4e24\u79cd\u4fe1\u606f\u4f20\u64ad\u65b9\u6848\u7684\u5f0a\u7aef\u53ef\u4ee5\u901a\u8fc7\u53cc\u5411\u4f20\u64ad\u65b9\u6848\u89e3\u51b3\u3002BasicVSR\u91c7\u7528\u4e86\u7ecf\u5178\u7684\u53cc\u5411\u4f20\u64ad\u673a\u5236\uff0c\u7ed9\u5b9a\u8f93\u5165\u56fe\u50cf\u53ca\u5176\u8fd1\u90bb\u5e27\uff0c\u76f8\u5e94\u7684\u7279\u5f81\u4f20\u64ad\u5206\u522b\u63cf\u8ff0\u4e3a\u548c<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-47.png\" alt=\"\" class=\"wp-image-5300\" width=\"385\" height=\"116\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-47.png 671w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-47-300x91.png 300w\" sizes=\"(max-width: 385px) 100vw, 385px\" \/><\/figure><\/div>\n\n\n\n<h3><strong>Alignment<\/strong><\/h3>\n\n\n\n<p>\u200b \u7a7a\u95f4\u5bf9\u9f50\u5728VSR\u4e2d\u8d77\u7740\u975e\u5e38\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u5b83\u8d1f\u8d23\u5c06\u9ad8\u5ea6\u76f8\u5173\u7684\u7684\u56fe\u50cf\/\u7279\u5f81\u8fdb\u884c\u5bf9\u9f50\u5e76\u9001\u5165\u5230\u540e\u7eed\u7684\u96c6\u6210\u6a21\u5757\u3002\u4e3b\u6d41VSR\u65b9\u6848\u53ef\u4ee5\u5206\u522b\u4ee5\u4e0b\u4e09\u5927\u7c7b\uff1a<\/p>\n\n\n\n<ul><li>Without Alignment: \u73b0\u6709\u7684\u9012\u5f52\u65b9\u6848(\u6bd4\u5982RLSP\u3001BRCN\u3001RSDN\u3001RRN)\u901a\u5e38\u4e0d\u8fdb\u884c\u5bf9\u9f50\uff0c\u975e\u5bf9\u9f50\u7684\u7279\u5f81\u76f4\u63a5\u8fdb\u884c\u96c6\u6210\u5bfc\u81f4\u4e86\u6b21\u4f18\u7684\u6027\u80fd\u3002\u4f5c\u8005\u5728\u5b9e\u9a8c\u4e2d\u53d1\u73b0\uff1a\u4e0d\u6dfb\u52a0\u5bf9\u9f50\u4f1a\u5bfc\u81f41.19dB\u7684\u6307\u6807\u4e0b\u964d\uff0c\u4e5f\u5c31\u662f\u8bf4<strong>\u5bf9\u9f50\u662f\u975e\u5e38\u6709\u5fc5\u8981<\/strong>\u3002<\/li><li>Image Alignment\uff1a\u65e9\u671f\u7684TOFlow\u91c7\u7528\u5149\u6d41\u5728\u56fe\u50cf\u5c42\u9762\u8fdb\u884c\u5bf9\u9f50\uff0c\u5df2\u6709\u7814\u7a76\u8868\u660e\uff1a\u76f8\u6bd4\u56fe\u50cf\u5c42\u9762\u5bf9\u9f50\uff0c<strong>\u7279\u5f81\u5c42\u9762\u7684\u5bf9\u9f50\u53ef\u4ee5\u53d6\u5f97\u663e\u8457\u7684\u6027\u80fd\u63d0\u5347<\/strong>\u3002<\/li><li>Feature Alignment: \u4f5c\u8005\u91c7\u7528\u4e86\u7c7b\u4f3cTOFlow\u7684\u5149\u6d41\u65b9\u6848\uff0c\u5e76\u7528\u4e8e\u7279\u5f81\u5bf9\u9f50\uff0c\u5bf9\u9f50\u540e\u7684\u7279\u5f81\u878d\u5165\u5230\u540e\u7684\u6b8b\u5dee\u6a21\u5757\u4e2d\u3002\u8fd9\u91cc\u91c7\u7528\u7684\u7279\u5f81\u5bf9\u9f50\u53ef\u4ee5\u63cf\u8ff0\u5982\u4e0b\uff1a<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-46.png\" alt=\"\" class=\"wp-image-5299\" width=\"378\" height=\"181\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-46.png 650w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-46-300x144.png 300w\" sizes=\"(max-width: 378px) 100vw, 378px\" \/><\/figure><\/div>\n\n\n\n<h3><strong>Aggregation and Upsampling<\/strong><\/h3>\n\n\n\n<p>\u200b BasicVSR\u91c7\u7528\u4e86\u975e\u5e38\u57fa\u672c\u7684\u6a21\u5757(\u6b8b\u5dee\u6a21\u5757\u4ee5\u53caPixelShuffle)\u7528\u4e8e\u7279\u5f81\u96c6\u6210\u4e0e\u4e0a\u91c7\u6837\uff0c\u5047\u8bbe\u4e2d\u95f4\u7279\u5f81\u8868\u793a,\u8fd9\u91cc\u7684\u7279\u5f81\u96c6\u6210\u4e0e\u4e0a\u91c7\u6837\u6a21\u5757\u63cf\u8ff0\u5982\u4e0b\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-49.png\" alt=\"\" class=\"wp-image-5303\" width=\"408\" height=\"69\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-49.png 680w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-49-300x51.png 300w\" sizes=\"(max-width: 408px) 100vw, 408px\" \/><\/figure><\/div>\n\n\n\n<p>\u200b \u603b\u800c\u8a00\u4e4b\uff0cBasicVSR\u91c7\u7528\u4e86\u53cc\u5411\u4f20\u64ad\u673a\u5236\u3001\u7279\u5f81\u5c42\u9762\u7684\u5149\u6d41\u5bf9\u9f50\u3001concate\u8fdb\u884c\u7279\u5f81\u96c6\u6210\uff0cpixelshuffle\u8fdb\u884c\u4e0a\u91c7\u6837\u3002<\/p>\n\n\n\n<h3><strong>IconVSR<\/strong><\/h3>\n\n\n\n<p>\u200b \u4ee5BasicVSR\u4f5c\u4e3a\u9aa8\u5e72\uff0c\u4f5c\u8005\u5f15\u5165\u4e86\u4e24\u79cd\u65b0\u9896\u7684\u5355\u5143\u4ee5\u6d88\u9664\u4f20\u64ad\u8fc7\u7a0b\u4e2d\u7684\u8bef\u5dee\u7d2f\u79ef\u4fc3\u8fdb\u65f6\u5e8f\u4fe1\u606f\u96c6\u6210\u3002<\/p>\n\n\n\n<ul><li>Information-Refil\uff1a \u4e0d\u7cbe\u786e\u7684\u5bf9\u9f50\u4f1a\u5bfc\u81f4\u8bef\u5dee\u7d2f\u79ef\u95ee\u9898\uff0c\u5c24\u5176\u662f\u8be5\u6587\u6240\u91c7\u7528\u7684\u957f\u671f\u4f20\u64ad\u65b9\u6848\u3002\u4e3a\u6d88\u9664\u4e0a\u8ff0\u95ee\u9898\uff0c\u4f5c\u8005\u63d0\u51fa\u4e86\u4fe1\u606f\u5bc4\u5b58\u673a\u5236\uff0c\u89c1\u4e0b\u56fe\u3002<\/li><\/ul>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-48.png\" alt=\"\" class=\"wp-image-5302\" width=\"490\" height=\"482\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-48.png 714w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-48-300x295.png 300w\" sizes=\"(max-width: 490px) 100vw, 490px\" \/><\/figure><\/div>\n\n\n\n<p>\u200b \u5b83\u91c7\u7528\u4e86\u989d\u5916\u7684\u7279\u5f81\u63d0\u53d6\u5668\u63d0\u53d6\u5173\u952e\u5e27\u4e0e\u8fd1\u90bb\u5e27\u7684\u7279\u5f81\uff0c\u6240\u63d0\u53d6\u7684\u7279\u5f81\u5c06\u4e8e\u5bf9\u9f50\u7279\u5f81\u901a\u8fc7\u5377\u79ef\u8fdb\u884c\u878d\u5408\u3002<\/p>\n\n\n\n<p>Coupled Propagation: \u5728\u53cc\u5411\u4f20\u64ad\u4e2d\uff0c\u7279\u5f81\u7ecf\u7531\u76f8\u53cd\u7684\u65b9\u5411\u8fdb\u884c\u72ec\u7acb\u5904\u7406\u3002\u4f5c\u8005\u5bf9\u6b64\u6dfb\u52a0\u4e86\u8026\u5408\u4f20\u64ad\u673a\u5236\uff0c\u4f7f\u5f97\u4e24\u8005\u4ea7\u751f\u5173\u8054<\/p>\n\n\n\n<h2><strong>Experiments<\/strong><\/h2>\n\n\n\n<p>\u200b \u8bad\u7ec3\u6570\u636e\uff1aREDS\u548cVimeo90K\uff1b\u6d4b\u8bd5\u6570\u636e\uff1aREDS4\u3001REDSval4\u3001Vid4\u3001UDM10\u3001Vimeo90K-T\u3002\u6570\u636e\u9000\u5316\u65b9\u5f0fBI\u548cBD\u3002<\/p>\n\n\n\n<p>\u200b SpyNet\u7528\u4e8e\u5149\u6d41\u4f30\u8ba1\uff0cEDVR-M\u7528\u4e8e\u7279\u5f81\u63d0\u53d6\uff0cAdam\u4f18\u5316\u5668\uff0cCosine\u5b66\u4e60\u7387\u673a\u5236\uff0c\u7279\u5f81\u63d0\u53d6\u4e0e\u5149\u6d41\u90e8\u5206\u7684\u5b66\u4e60\u7387\u4e3a\uff0c\u5176\u4ed6\u90e8\u5206\u7684\u5b66\u4e60\u7387\u4e3a\u3002\u603b\u8ba1\u8bad\u7ec3300K\uff0c\u7279\u5f81\u63d0\u53d6\u4e0e\u5149\u6d41\u7684\u6743\u503c\u5728\u524d5000\u6b21\u51bb\u7ed3\u3002Batch=8\uff0cLR\u7684\u5927\u5c0f\u4e3a,Cb\u635f\u5931\u3002<\/p>\n\n\n\n<p>\u200b \u4e0b\u8868\u7ed9\u51fa\u4e86\u6240\u63d0\u65b9\u6848\u4e0e\u5176\u4ed6\u89c6\u9891\u8d85\u5206\u65b9\u6848\u5728\u4e0d\u540c\u9000\u5316\u65b9\u5f0f\u3001\u4e0d\u540c\u6d4b\u8bd5\u96c6\u4e0a\u7684\u6307\u6807\u3001\u63a8\u7406\u901f\u5ea6\u4ee5\u53ca\u53c2\u6570\u91cf\u7684\u5bf9\u6bd4\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"497\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-50-1024x497.png\" alt=\"\" class=\"wp-image-5305\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-50-1024x497.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-50-300x146.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-50-768x373.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/08\/image-50.png 1409w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u200b \u4ece\u4e0a\u8868\u53ef\u4ee5\u770b\u5230\uff1a<\/p>\n\n\n\n<ul><li><strong>BasicVSR\u4ee5\u5168\u9762\u4f18\u52bf\u8d85\u8fc7\u4e86\u73b0\u6709\u89c6\u9891\u8d85\u5206\u65b9\u6848<\/strong>\uff0c\u5728UDM10\u6570\u636e\u96c6\u4e0a\uff0c\u4ee50.61dB\u8d85\u8fc7\u4e86RSDN\u4e14\u5177\u6709\u76f8\u5f53\u7684\u53c2\u6570\u91cf\u3001\u66f4\u5feb\u7684\u901f\u5ea6\uff1b<\/li><li><strong>IconVSR\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u5347BasicVSR\u7684\u6307\u6807\u9ad8\u8fbe0.31dB<\/strong>\u3002<\/li><\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89c6\u9891\u8d85\u5206====\u201d\u949e\u201c\u80fd\u529b\uff0c\u6ca1\u51e0\u5f20\u663e\u5361\u771f\u73a9\u4e0d\u4e86\u3002 paper:\u00a0https:\/\/arxiv.org\/abs\/2 &hellip; <a href=\"http:\/\/139.9.1.231\/index.php\/2022\/08\/08\/basicvsr\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">BasicVSR|\u89c6\u9891\u8d85\u5206\u7b97\u6cd5<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[18],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/5261"}],"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=5261"}],"version-history":[{"count":30,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/5261\/revisions"}],"predecessor-version":[{"id":5306,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/5261\/revisions\/5306"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=5261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=5261"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=5261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}