{"id":10562,"date":"2022-11-24T21:45:05","date_gmt":"2022-11-24T13:45:05","guid":{"rendered":"http:\/\/139.9.1.231\/?p=10562"},"modified":"2022-11-25T10:28:27","modified_gmt":"2022-11-25T02:28:27","slug":"segfix-model","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2022\/11\/24\/segfix-model\/","title":{"rendered":"SegFix: Model-Agnostic Boundary Refinement for Segmentation"},"content":{"rendered":"\n<figure class=\"wp-block-pullquote\"><blockquote><p>paper\uff1ahttps:\/\/arxiv.org\/abs\/2007.04269<\/p><cite>code:https:\/\/github.com\/openseg-group\/openseg.pytorch<\/cite><\/blockquote><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"466\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-107-1024x466.png\" alt=\"\" class=\"wp-image-10565\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-107-1024x466.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-107-300x137.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-107-768x350.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-107.png 1463w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>   <strong>  \u672c\u6587\u63d0\u51fa\u4e86\u4e00\u79cd\u6a21\u578b\u65e0\u5173\u7684\u540e\u5904\u7406\u65b9\u6848\uff0c\u5373\u7528\u5185\u90e8\u50cf\u7d20\u7684\u9884\u6d4b\u4ee3\u66ff\u539f\u6765\u4e0d\u53ef\u9760\u7684\u8fb9\u754c\u50cf\u7d20\u9884\u6d4b\uff0c\u4ee5\u63d0\u9ad8\u7531\u4efb\u4f55\u73b0\u6709\u5206\u5272\u6a21\u578b\u751f\u6210\u7684\u5206\u5272\u7ed3\u679c\u7684\u8fb9\u754c\u8d28\u91cf\u3002\u8be5\u65b9\u6cd5\u4ec5\u5bf9\u8f93\u5165\u56fe\u50cf\u8fdb\u884c\u4e24\u6b65\u5904\u7406\uff1a(i)\u5b9a\u4f4d\u8fb9\u754c\u50cf\u7d20\uff1b(ii)\u8bc6\u522b\u6bcf\u4e2a\u8fb9\u754c\u50cf\u7d20\u5bf9\u5e94\u7684\u5185\u90e8\u50cf\u7d20\uff08\u901a\u8fc7\u5b66\u4e60\u4ece\u8fb9\u754c\u50cf\u7d20\u5230\u5185\u90e8\u50cf\u7d20\u7684\u65b9\u5411\u6765\u5efa\u7acb\u5bf9\u5e94\u5173\u7cfb\uff09\u3002<\/strong><\/p>\n\n\n\n<p>   <strong>\u8be5\u65b9\u6cd5\u4e0d\u9700\u8981\u5148\u9a8c\u4fe1\u606f\u7684\u5206\u5272\u6a21\u578b\uff0c\u8fbe\u5230\u63a5\u8fd1\u5b9e\u65f6\u7684\u901f\u5ea6\u3002\u5b9e\u9a8c\u9a8c\u8bc1\uff0cSegFix\u51cf\u5c11\u4e86cityspace\u6570\u636e\u96c6\u4e2d\u5404\u79cd\u5148\u8fdb\u6a21\u578b(ADE20K\u548cGTA5)\u6240\u751f\u6210\u7684\u5206\u5272\u7ed3\u679c\u7684\u8fb9\u754c\u8bef\u5dee\u3002<\/strong><\/p>\n\n\n\n<p>       \u52a8\u673a\uff1a\u73b0\u6709\u7684\u5206\u5272\u6a21\u578b\u5927\u591a\u4e0d\u80fd\u5f88\u597d\u5730\u5904\u7406\u8fb9\u754c\u4e0a\u7684\u8bef\u5dee\u9884\u6d4b\u3002\u4f5c\u8005\u5bf9\u6bd4\u4e86\u4e09\u4e2a\u6a21\u578b\u7684\u76f4\u65b9\u56fe\u8bef\u5dee\uff0c\u5982\u56fe1(\u9519\u8bef\u50cf\u7d20\u6570\u5230\u7269\u4f53\u8fb9\u7f18\u7684\u8ddd\u79bb\u7684\u7edf\u8ba1)\u53ef\u4ee5\u770b\u5230\uff0c\u8ddd\u79bb\u8fb9\u754c\u8d8a\u8fdc\u7684\u50cf\u7d20\u8d8a\u6709\u53ef\u80fd\u88ab\u5f88\u597d\u5730\u5206\u7c7b\uff0c\u5e76\u4e14\u6709\u5f88\u591a\u8bef\u5dee\u5206\u5e03\u5728\u6cbf\u8fb9\u754c\u7ea6\u4e3a<strong>5<\/strong>\u50cf\u7d20\u7684\u8303\u56f4\u5185\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-108-1024x252.png\" alt=\"\" class=\"wp-image-10573\" width=\"694\" height=\"170\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-108-1024x252.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-108-300x74.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-108-768x189.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-108.png 1436w\" sizes=\"(max-width: 694px) 100vw, 694px\" \/><figcaption>\u56fe1<\/figcaption><\/figure>\n\n\n\n<p>       \u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u65b9\u6cd5\u6765\u5b66\u4e60\u8fb9\u754c\u50cf\u7d20\u548c\u5185\u90e8\u50cf\u7d20\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u5373\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u7684\u6a21\u578b\u65e0\u5173\u7684\u540e\u5904\u7406\u65b9\u6cd5\u6765\u51cf\u5c11\u8fb9\u7f18\u8bef\u5dee\uff0c\u5373\u7528\u5bf9\u5e94\u7684\u5185\u90e8\u50cf\u7d20\u7684\u6807\u7b7e\u4ee3\u66ff\u8fb9\u7f18\u50cf\u7d20\u7684\u6807\u7b7e\u3002\u4f7f\u7528\u8fb9\u754c\u6620\u5c04\u548c\u65b9\u5411\u6620\u5c04\u9690\u5f0f\u7f16\u7801\u8fb9\u754c\u50cf\u7d20\u7684\u76f8\u5bf9\u8ddd\u79bb\u4fe1\u606f\uff0c\u504f\u79fb\u6620\u5c04\u53ef\u4ee5\u76f4\u63a5\u5e94\u7528\u4e8e\u5404\u79cd\u65b9\u6cd5\uff0c\u800c\u4e0d\u9700\u8981\u8fdb\u884c\u4efb\u4f55\u518d\u8bad\u7ec3\u3002<\/p>\n\n\n\n<p>\u4e3b\u8981\u5305\u62ec2\u6b65\uff1a\u7b2c\u4e00\u6b65\u662f\u5b9a\u4f4d\u8fb9\u754c\u50cf\u7d20\uff0c\u7b2c\u4e8c\u6b65\u662f\u627e\u51fa\u6bcf\u4e00\u4e2a\u8fb9\u754c\u50cf\u7d20\u6240\u5173\u8054\u7684\u5185\u90e8\u50cf\u7d20\u3002<strong>\u6211\u4eec\u91c7\u7528\u4e00\u4e2a\u5411\u91cf\u53bb\u8868\u793a\u6bcf\u4e2a\u8fb9\u754c\u50cf\u7d20\u8ddf\u5176\u5bf9\u5e94\u5185\u90e8\u50cf\u7d20\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u8fd9\u4e2a\u5411\u91cf\u4ece\u8fb9\u754c\u50cf\u7d20\u51fa\u53d1\uff0c\u6307\u5411\u4e00\u4e2a\u5185\u90e8\u50cf\u7d20\u3002<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p><strong>1\uff09\u9996\u5148\u8981\u5148\u786e\u5b9a\u7269\u4f53\u8fb9\u754c\uff1a\u7528\u5377\u79ef\u6765\u9884\u6d4b\u4e00\u4e2abinary mask\u6765\u8868\u793a\u8fb9\u754c\u30021\u8868\u793a\u8fb9\u754c\uff0c0\u8868\u793aother<br>2\uff09\u5b66\u4e60\u4e00\u4e2a\u4ece\u8fb9\u754cpixel\u5230\u5185\uff08\u5916\uff09\u90e8pixel\u7684\u65b9\u5411<br>3\uff09\u8ba9\u8fb9\u754cpixel\u6cbf\u7740\u8fd9\u4e2a\u65b9\u5411\u79fb\u52a8\u7279\u5b9a\u7684\u8ddd\u79bb\u5373\u53ef\u786e\u5b9a\u8be5\u8fb9\u754cpixel\u3002<\/strong><\/p><\/blockquote>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"217\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-110-1024x217.png\" alt=\"\" class=\"wp-image-10582\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-110-1024x217.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-110-300x64.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-110-768x163.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-110.png 1440w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>      <strong><em>\u8bad\u7ec3\u9636\u6bb5\uff0c\u6211\u4eec\u9996\u5148\u5c06\u56fe\u50cf\u8f93\u5165\u5230\u4e3b\u5e72\u7f51\u7edc\u4e2d\u6765\u9884\u6d4b\u7279\u5f81\u56fe\uff0c\u7136\u540e\u5e94\u7528\u8fb9\u754c\u5206\u652f\u9884\u6d4b\u4e8c\u503c\u8fb9\u754c\u56fe\u548c\u5e94\u7528\u65b9\u5411\u5206\u652f\u9884\u6d4b\u65b9\u5411\u56fe\uff0c\u6211\u4eec\u5c06\u8fb9\u754c\u635f\u5931\u548c\u65b9\u5411\u635f\u5931\u5206\u522b\u5e94\u7528\u5230\u9884\u6d4b\u7684\u8fb9\u754c\u56fe\u548c\u65b9\u5411\u56fe\u4e0a\u3002\u5728\u6d4b\u8bd5\u9636\u6bb5\uff0c\u6211\u4eec\u9996\u5148\u5c06\u6a21\u578b\u6267\u884c\u5230\u56fe\u50cf\u4e0a\uff0c\u4ee5\u751f\u6210\u504f\u79fb\u91cf\u6620\u5c04\uff0c\u7136\u540e\u6839\u636e\u504f\u79fb\u91cf\u56fe\u5bf9\u73b0\u6709\u65b9\u6cd5\u7684\u5206\u5272\u7ed3\u679c\u8fdb\u884c\u7ec6\u5316\u3002<\/em><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"329\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-111-1024x329.png\" alt=\"\" class=\"wp-image-10588\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-111-1024x329.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-111-300x96.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-111-768x247.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-111.png 1518w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>&nbsp;\u8fb9\u7f18\u9884\u6d4b\u5206\u652f<\/strong><\/p>\n\n\n\n<p>          \u8fb9\u754c\u5206\u652f\u5b9e\u73b0\u4e3a1\u00d71conv\u2192BN\u2192ReLU\uff0c\u8f93\u51fa\u901a\u9053256\u4e2a\u3002\u7136\u540e\u6211\u4eec\u5e94\u7528\u7ebf\u6027\u5206\u7c7b\u5668\u548c\u4e0a\u91c7\u6837\u9884\u6d4b\uff0c\u751f\u6210\u6700\u7ec8\u7684\u8fb9\u754c\u56feB\uff1b\u8bad\u7ec3\u65f6\u7531\u771f\u503cboundary map\u76d1\u7763\u7ea6\u675f\uff0c\u4f7f\u7528\u4e8c\u503c\u4ea4\u53c9\u71b5\u635f\u5931\u4f5c\u4e3a\u8fb9\u754c\u635f\u5931\uff0c\u5b66\u4e60\u826f\u597d\u7684\u8fb9\u7f18\u68c0\u6d4b\u3002<\/p>\n\n\n\n<p><strong>&nbsp;\u65b9\u5411\u9884\u6d4b\u5206\u652f<\/strong><\/p>\n\n\n\n<p>       \u8fb9\u754c\u5206\u652f\u5b9e\u73b0\u4e3a1\u00d71conv\u2192BN\u2192ReLU\uff0c\u8f93\u51fa\u901a\u9053256\u4e2a\u3002\u7136\u540e\u6211\u4eec\u5e94\u7528\u7ebf\u6027\u5206\u7c7b\u5668\u548c\u4e0a\u91c7\u6837\u9884\u6d4b\uff0c\u751f\u6210\u6700\u7ec8\u7684\u65b9\u5411\u56feD\uff1b\u9884\u6d4b\u6240\u6709\u4f4d\u7f6e\u7684\u50cf\u7d20\u4e0e\u4e4b\u6700\u8fd1\u7684\u540c\u7c7b\u50cf\u7d20\u7684\u65b9\u5411\uff0c\u8fd9\u91cc\u7684\u65b9\u5411\u4e0d\u662f\u8fde\u7eed\u7684\uff0c\u800c\u662f\u5bf9[0,2\u03c0)\u91cf\u5316\u6210m\u4e2a\u503c\u540e\u7684\u7ed3\u679c\uff1b<\/p>\n\n\n\n<p>\u8bad\u7ec3\u65f6\u4f7f\u7528\u771f\u503cdirection map\u76d1\u7763\u8be5\u5206\u652f\u751f\u6210\u7684\u79bb\u6563\u65b9\u5411\uff0c\u4f7f\u7528\u591a\u5206\u7c7b\u4ea4\u53c9\u71b5\u635f\u5931\uff08standard category-wise cross-entropy loss\uff09\u6765\u4f5c\u4e3a\u65b9\u5411\u9884\u6d4b\u635f\u5931\u3002<\/p>\n\n\n\n<p><strong>offset branch<\/strong><\/p>\n\n\n\n<p>       \u7528\u6765\u8f6c\u6362\u9884\u6d4b\u5f97\u5230\u7684D\uff08\u5df2\u7ecf\u4e58\u8fc7\u4e86B \uff09\u5230\u5750\u6807\u504f\u79fb\u56feoffset_map\uff1a<strong>\u4e0d\u540c\u7684\u65b9\u5411\u4f1a\u88ab\u6620\u5c04\u5230\u4e0d\u540c\u7684\u5750\u6807\u504f\u79fb\u503c<\/strong>\u3002\u91cd\u65b0\u5bf9\u73b0\u6709\u65b9\u6cd5\u5728\u8fb9\u754c\u533a\u57df\u7684\u9884\u6d4b\u7ed3\u679c\u8fdb\u884c\u8c03\u6574\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"283\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-112-1024x283.png\" alt=\"\" class=\"wp-image-10602\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-112-1024x283.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-112-300x83.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-112-768x212.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-112-1536x424.png 1536w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-112.png 1571w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>      \u6700\u7ec8\u901a\u8fc7\u5750\u6807\u6620\u5c04\uff08the grid-sample scheme [Spatial transformer networks]\uff09\uff0c\u91cd\u65b0\u5bf9\u73b0\u6709\u65b9\u6cd5\u5728\u8fb9\u754c\u533a\u57df\u7684\u9884\u6d4b\u7ed3\u679c\u8fdb\u884c\u8c03\u6574\u3002\u57fa\u4e8e\u504f\u79fb\u6620\u5c04\u5bf9\u7c97\u7565\u6807\u8bb0\u56fe\u8fdb\u884c\u7ec6\u5316\u3002\u7528\u4e0d\u540c\u7684\u7bad\u5934\u8868\u793a\u4e0d\u540c\u7684\u504f\u79fb\u5411\u91cf\u3002\u5728\u7c97\u7565\u6807\u7b7e\u56fe\u4e2d\u7ea2\u8272\u6807\u8bb0\u9519\u8bef\u4f4d\u7f6e\uff0c\u5728\u7cbe\u786e\u6807\u7b7e\u56fe\u4e2d\u7bad\u5934\u65b9\u5411\u6807\u8bb0\u76f8\u5e94\u7684\u4fee\u6b63\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<p><strong>&nbsp;&nbsp;\u771f\u503c\u751f\u6210\u548c\u5206\u6790<\/strong><\/p>\n\n\n\n<p>\u5148\u4eceground-truth\u5206\u5272\u56fe\u751f\u6210distance map\uff0c\u518d\u5728\u6b64\u57fa\u7840\u4e0a\u751f\u6210boundary map\u548cdirection map\uff0c\u8fc7\u7a0b\u5982\u56fe3(b)\u3002<\/p>\n\n\n\n<p>(1)&nbsp;&nbsp;&nbsp; distance map<\/p>\n\n\n\n<p>\u5bf9\u4e8e\u6bcf\u4e2a\u50cf\u7d20\u800c\u8a00\uff0cdistance map\u4e0a\u90fd\u8bb0\u5f55\u4e86\u5b83\u76f8\u8ddd\u5c5e\u4e8e\u5176\u4ed6\u7c7b\u522b\u50cf\u7d20\u7684\u6700\u5c0f\u6b27\u5f0f\u8ddd\u79bb\u3002\u8fd9\u5b9e\u9645\u4e0a\u4e5f\u8868\u793a\u4e86\u50cf\u7d20\u5230\u8fb9\u754c\u7684\u8ddd\u79bb\u3002<\/p>\n\n\n\n<p>\u9996\u5148\u5c06\u771f\u503cmask\u5206\u89e3\u6210K\u4e2abinary map (0 or 1)\uff0c\u6bcf\u4e2amap\u5173\u8054\u7740\u4e0d\u540c\u7684\u7c7b\u522b\uff08\u8bed\u4e49\u7c7b\u522b\u3001\u5b9e\u4f8b\u7c7b\u522b\uff09\uff0cK\u8868\u793a\u56fe\u50cf\u4e2d\u5305\u542b\u7684\u7c7b\u522b\u6570\u91cf\u3002\u4e4b\u540e\u5728\u6bcf\u4e2abinary map\u4e0a\u72ec\u7acb\u8ba1\u7b97distance map\uff0c\u8fd9\u91cc\u4f7f\u7528\u4e86scipy\u7684\u51fd\u6570scipy.ndimage.morphology.distance_transform_edt() \u3002\u8fd9\u4e2a\u51fd\u6570\u7528\u4e8e\u8ddd\u79bb\u8f6c\u6362\uff0c\u8ba1\u7b97\u56fe\u50cf\u4e2d\u975e\u96f6\u70b9\u5230\u6700\u8fd1\u80cc\u666f\u70b9\uff08\u53730\uff09\u7684\u8ddd\u79bb\u3002\u5b83\u88ab\u7528\u5728\u6bcf\u4e2a\u7c7b\u522b\u72ec\u7acb\u7684binary mask\u4e0a\uff0c\u6b63\u597d\u8ba1\u7b97\u7684\u5c31\u662f\u76f8\u8ddd\u4e8e\u5176\u4ed6\u7c7b\u522b\uff08\u6bcf\u4e2abinary mask\u4e0a\u76840\u8868\u793a\u7684\u5c31\u662f\u201c\u5176\u4ed6\u7c7b\u522b\u201d\uff09\u7684\u6700\u5c0f\u6b27\u6c0f\u8ddd\u79bb\u3002<\/p>\n\n\n\n<p>\u8ba1\u7b97\u5b8c\u5404\u4e2amask\u540e\uff0c\u518d\u8ba1\u7b97\u4e00\u4e2a\u878d\u5408\u7684distance map\u6765\u5b9e\u73b0\u5bf9\u4e8e\u6240\u6709\u7684K\u4e2adistance map\u7684\u96c6\u6210\u3002<\/p>\n\n\n\n<p>(2)&nbsp;&nbsp;&nbsp; boundary map<\/p>\n\n\n\n<p>\u4f7f\u7528\u878d\u5408\u540e\u7684distance map\uff0c\u5bf9\u5176\u4f7f\u7528\u4e00\u4e2a\u9884\u8bbe\u7684\u9608\u503c\u8fdb\u884c\u5212\u5206\uff0c\u5c0f\u4e8e\u9608\u503c\u7684\u4f5c\u4e3a\u8fb9\u754c\u533a\u57df\u7684\u50cf\u7d20\uff0c\u5927\u4e8e\u9608\u503c\u7684\u8ba4\u4e3a\u5728\u7279\u5b9a\u76ee\u6807\u533a\u57df\u5185\u90e8\u3002\u56e0\u4e3a\u8ddd\u79bb\u503c\u8d8a\u5c0f\uff0c\u8bf4\u660e\u8d8a\u63a5\u8fd1\u8fb9\u754c\u3002<\/p>\n\n\n\n<p>(3)&nbsp;&nbsp;&nbsp; direction map<\/p>\n\n\n\n<p>\u8fd9\u91cc\u5728\u672a\u5408\u5e76\u7684K\u5c42distance map\u4e0a\uff0c\u5206\u522b\u4f7f\u75289&#215;9\u7684Sobel\u6ee4\u6ce2\u5668\u3002\u57fa\u4e8eSobel\u6ee4\u6ce2\u5668\u7684\u65b9\u5411\u662f\u5728[0\u00b0\uff0c360\u00b0)\u5185\uff0c\u5e76\u4e14<strong>\u6bcf\u4e2a\u50cf\u7d20\u4f4d\u7f6e\u7684\u65b9\u5411\u90fd\u6307\u5411\u90bb\u57df\u5185\u90e8\u8ddd\u79bb\u76ee\u6807\u8fb9\u754c\u6700\u8fdc\u7684\u50cf\u7d20\u3002\u6574\u4e2a\u65b9\u5411\u8303\u56f4\u88ab\u5747\u5300\u5212\u5206\u6210m=8\u7c7b\uff0c\u7136\u540e\u6bcf\u4e2a\u50cf\u7d20\u7684\u65b9\u5411\u88ab\u8d4b\u503c\u6210\u5bf9\u5e94\u7684\u65b9\u5411\u7c7b\u522b<\/strong>\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-115-1024x193.png\" alt=\"\" class=\"wp-image-10623\" width=\"695\" height=\"131\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-115-1024x193.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-115-300x57.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-115-768x145.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-115-1536x290.png 1536w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-115.png 1954w\" sizes=\"(max-width: 695px) 100vw, 695px\" \/><\/figure>\n\n\n\n<p class=\"has-light-pink-background-color has-background\"><strong>&nbsp;&nbsp;\u5b9e\u9a8c\u7ed3\u679c<\/strong><\/p>\n\n\n\n<p><strong>backbone<\/strong><strong>\uff1a<\/strong>HRNet\u3001DeepLab V3\u7b49\u3002<\/p>\n\n\n\n<p><strong>\u6570\u636e\u96c6\uff1a<\/strong>Cityscapes and GTA5<\/p>\n\n\n\n<p><strong>\u53c2\u6570\u8bbe\u7f6e\uff1a<\/strong>\u521d\u59cb\u5b66\u4e60\u7387\u4e3a0.04\uff0c\u6743\u503c\u8870\u51cf\u4e3a0.0005\uff0c\u88c1\u526a\u5927\u5c0f\u4e3a512\u00d7512\uff0c\u6279\u91cf\u5927\u5c0f\u4e3a16\uff0c\u5e76\u8bad\u7ec380K\u6b21\u8fed\u4ee3\u30020.9\u7684\u201cpoly\u201d\u5b66\u4e60\u7387\u7b56\u7565\u3002<\/p>\n\n\n\n<p><strong>\u6570\u636e\u589e\u5f3a\uff1a<\/strong>\u968f\u673a\u6c34\u5e73\u7ffb\u8f6c\u3001\u968f\u673a\u88c1\u526a\u548c\u968f\u673a\u4eae\u5ea6\u6296\u52a8\u3002<\/p>\n\n\n\n<p><strong>\u8bc4\u4ef7\u6307\u6807\uff1a<\/strong><strong>mask F-score&nbsp;<\/strong>and&nbsp;<strong>top-1 direction accuracy&nbsp;<\/strong>\u5bf9\u9884\u6d4b\u7684\u4e8c\u503c<strong>\u8fb9\u754c\u56fe<\/strong>\u8fdb\u884cmask F-score\uff0c\u5bf9\u9884\u6d4b\u7684<strong>\u65b9\u5411\u56fe<\/strong>\u8fdb\u884c\u65b9\u5411\u7cbe\u5ea6\u8bc4\u5b9a\u3002<\/p>\n\n\n\n<p><strong>\u5b9a\u91cf\u8bc4\u4ef7\uff1a<\/strong>\u7528mIoU\u5206\u7c7b\u5ea6\u91cf\u533a\u57df\u5206\u5272\u7684\u6574\u4f53\u6027\u80fd\u8fb9\u754c\uff1bF-score\u7528\u4e8e\u6d4b\u91cf\u8ddd\u79bb\u4e0a\u6709\u5c0f\u677e\u5f1b\u7684\u9884\u6d4b\u63a9\u6a21\u7684\u8fb9\u754c\u8d28\u91cf\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" width=\"1024\" height=\"428\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-113-1024x428.png\" alt=\"\" class=\"wp-image-10612\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-113-1024x428.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-113-300x125.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-113-768x321.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-113-1536x642.png 1536w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-113.png 1712w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption><strong>\u8bed\u4e49\u5206\u5272\u4efb\u52a1<\/strong><\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-114-1024x450.png\" alt=\"\" class=\"wp-image-10613\" width=\"690\" height=\"303\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-114-1024x450.png 1024w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-114-300x132.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-114-768x338.png 768w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-114-1536x675.png 1536w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/11\/image-114.png 1731w\" sizes=\"(max-width: 690px) 100vw, 690px\" \/><figcaption><strong>\u5b9e\u4f8b\u5206\u5272\u4efb\u52a1<\/strong><\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>paper\uff1ahttps:\/\/arxiv.org\/abs\/2007.04269 code:https:\/\/git &hellip; <a href=\"http:\/\/139.9.1.231\/index.php\/2022\/11\/24\/segfix-model\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">SegFix: Model-Agnostic Boundary Refinement for Segmentation<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4,24],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/10562"}],"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=10562"}],"version-history":[{"count":52,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/10562\/revisions"}],"predecessor-version":[{"id":10626,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/10562\/revisions\/10626"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=10562"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=10562"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=10562"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}