{"id":494,"date":"2022-07-13T07:27:40","date_gmt":"2022-07-13T07:27:40","guid":{"rendered":"https:\/\/blog.liguanxin.cn\/?p=494"},"modified":"2022-07-13T07:27:40","modified_gmt":"2022-07-13T07:27:40","slug":"%e8%ae%ba%e6%96%87%e7%ac%94%e8%ae%b0-cvpr-2020learning-spatial-attention-for-face-super-resolution","status":"publish","type":"post","link":"https:\/\/blog.liguanxin.cn\/index.php\/2022\/07\/13\/%e8%ae%ba%e6%96%87%e7%ac%94%e8%ae%b0-cvpr-2020learning-spatial-attention-for-face-super-resolution\/","title":{"rendered":"\u8bba\u6587\u7b14\u8bb0\u2014\u2014[CVPR 2020]Learning Spatial Attention for Face Super-Resolution"},"content":{"rendered":"<p><strong>\u521b\u65b0\u70b9\uff1a<br \/>\n\u2460\u7a7a\u95f4\u6ce8\u610f\u529b\u673a\u5236<br \/>\n\u2461\u52a0\u5165\u9274\u522b\u5668\uff0c\u53ef\u4ee5\u8ba9\u7f51\u7edc\u751f\u6210\u591a\u5c3a\u5ea6\u56fe\u50cf(SPARNetHD)<\/strong><\/p>\n<h2>\u603b\u4f53\u7ed3\u6784<\/h2>\n<p><img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/\u5fae\u4fe1\u622a\u56fe_20220712212242.png\" alt=\"\" \/><\/p>\n<p>\u4e3b\u8981\u7531\u4e09\u4e2a\u6a21\u5757\u6784\u6210\uff1a<\/p>\n<ul>\n<li>\u964d\u5c3a\u5ea6\u6a21\u5757<\/li>\n<li>\u7279\u5f81\u63d0\u53d6\u6a21\u5757<\/li>\n<li>\u5347\u5c3a\u5ea6\u6a21\u5757<\/li>\n<\/ul>\n<p>\u4f4e\u5206\u56fe\u50cf\u9996\u5148\u7ecf\u8fc7\u53cc\u7ebf\u6027\u63d2\u503c\u63d0\u5347\u5230\u4e0e\u8f93\u51fa\u56fe\u50cf\u5927\u5c0f\u76f8\u5f53\uff0c\u7136\u540e\u8fdb\u5165SPARNet\u7f51\u7edc\u6765\u4ea7\u751f\u9ad8\u5206\u56fe\u50cf\u3002<\/p>\n<h2>\u7a7a\u95f4\u6ce8\u610f\u529b\u673a\u5236(Face Attention Unit)<\/h2>\n<p>\u901a\u8fc7\u5f15\u5165\u4e00\u4e2a\u7a7a\u95f4\u6ce8\u610f\u529b\u5206\u652f\uff0c\u6765\u5355\u72ec\u5b66\u4e60\u7a7a\u95f4\u6ce8\u610f\u529b\u4fe1\u606f\u3002<br \/>\n<img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/\u5fae\u4fe1\u622a\u56fe_20220712213208.png\" alt=\"\" \/><\/p>\n<p>\u6c99\u6f0f\u5757(Hourglass Block)\u7ed3\u6784\uff1a<br \/>\n<img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/abbc6da688334f76b6680b31a6d3a028.png\" alt=\"\" \/><\/p>\n<h2>\u5347\u964d\u5c3a\u5ea6\u6a21\u5757<\/h2>\n<p><img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/\u5fae\u4fe1\u622a\u56fe_20220713140616.png\" alt=\"\" \/><\/p>\n<ul>\n<li>\u4e0b\u91c7\u6837\u91c7\u7528\u666e\u901a\u5377\u79ef\uff0c\u6b65\u957f\u4e3a2<\/li>\n<li>\u4e0a\u91c7\u6837\u91c7\u7528\u6700\u8fd1\u90bb\u4e0a\u91c7\u6837\u5c42<\/li>\n<\/ul>\n<h2>\u635f\u5931\u51fd\u6570<\/h2>\n<ul>\n<li>Pixel loss: \u91c7\u7528L1\u8303\u6570\u7684\u9010\u50cf\u7d20\u635f\u5931\u3002<\/li>\n<li>Adversarial loss:<br \/>\n<img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/\u5fae\u4fe1\u622a\u56fe_20220713141325.png\" alt=\"\" \/><\/li>\n<li>Feature matching loss: \u9274\u522b\u5668\u7684\u7a7a\u95f4\u7279\u5f81\u635f\u5931\uff0c\u7528\u4e8e\u7a33\u5b9aGAN\u7684\u8bad\u7ec3<br \/>\n<img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/\u5fae\u4fe1\u622a\u56fe_20220713141757.png\" alt=\"\" \/><\/li>\n<li>Perceptual loss: \u57fa\u4e8eVGG19\u7684\u611f\u77e5\u635f\u5931\uff0c\u6709\u52a9\u4e8e\u7ea6\u675f\u4eba\u8138\u56fe\u50cf\u7684\u9ad8\u7ea7\u8bed\u4e49<br \/>\n<img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/\u5fae\u4fe1\u622a\u56fe_20220713141948.png\" alt=\"\" \/><\/li>\n<\/ul>\n<p><strong>\u603b\u635f\u5931<\/strong><br \/>\n<img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/\u5fae\u4fe1\u622a\u56fe_20220713142056.png\" alt=\"\" \/><\/p>\n<h2>\u7ed3\u679c<\/h2>\n<p><img src=\"https:\/\/blog.liguanxin.cn\/wp-content\/uploads\/2022\/07\/\u5fae\u4fe1\u622a\u56fe_20220713152617.png\" alt=\"\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u521b\u65b0\u70b9\uff1a \u2460\u7a7a\u95f4\u6ce8\u610f\u529b\u673a\u5236 \u2461\u52a0\u5165\u9274\u522b\u5668\uff0c\u53ef\u4ee5\u8ba9\u7f51\u7edc\u751f\u6210\u591a\u5c3a\u5ea6\u56fe\u50cf(SPARNetHD) \u603b\u4f53\u7ed3\u6784 \u4e3b\u8981\u7531\u4e09\u4e2a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[14,22,11,21],"_links":{"self":[{"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/posts\/494"}],"collection":[{"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/comments?post=494"}],"version-history":[{"count":0,"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/posts\/494\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/media?parent=494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/categories?post=494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.liguanxin.cn\/index.php\/wp-json\/wp\/v2\/tags?post=494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}