{"id":7355,"date":"2022-09-06T19:10:25","date_gmt":"2022-09-06T11:10:25","guid":{"rendered":"http:\/\/139.9.1.231\/?p=7355"},"modified":"2022-09-08T10:12:50","modified_gmt":"2022-09-08T02:12:50","slug":"ssssaaa","status":"publish","type":"post","link":"http:\/\/139.9.1.231\/index.php\/2022\/09\/06\/ssssaaa\/","title":{"rendered":"\u533b\u5b66\u5206\u5272\u8bc4\u4ef7\u6307\u6807"},"content":{"rendered":"\n<p>          \u53ef\u4ee5\u770b\u5230\uff0c\u5e38\u89c1\u7684Dice\u3001mIou\u7b49\u6307\u6807\u4f5c\u4e3a\u56fe\u50cf\u5206\u5272\u7684\u4e3b\u8981\u6307\u6807\uff1a<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"450\" height=\"137\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-49.png\" alt=\"\" class=\"wp-image-7374\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-49.png 450w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-49-300x91.png 300w\" sizes=\"(max-width: 450px) 100vw, 450px\" \/><\/figure><\/div>\n\n\n\n<p>1.5.1\u3001\u6df7\u6dc6\u77e9\u9635<\/p>\n\n\n\n<p>        TP\uff1a\u771f\u9633\u6027\uff08True Positive\uff09\uff0c\u88ab\u9884\u6d4b\u4e3a\u6b63\u6837\u672c\uff0c\u4e8b\u5b9e\u4e0a\u4e5f\u662f\u6b63\u6837\u672c<\/p>\n\n\n\n<p>       TN\uff1a\u771f\u9634\u6027\uff08True Negative\uff09\uff0c\u88ab\u9884\u6d4b\u4e3a\u8d1f\u6837\u672c\uff0c\u4e8b\u5b9e\u4e0a\u4e5f\u662f\u8d1f\u6837\u672c<\/p>\n\n\n\n<p>       FP\uff1a\u5047\u9633\u6027\uff08False Positive\uff09\uff0c\u88ab\u5224\u5b9a\u4e3a\u6b63\u6837\u672c\uff0c\u4f46\u4e8b\u5b9e\u4e0a\u662f\u8d1f\u6837\u672c\uff08\u8bef\u62a5\uff09<\/p>\n\n\n\n<p>       FN\uff1a\u5047\u9634\u6027\uff08False Negative\uff09\uff0c\u88ab\u5224\u5b9a\u4e3a\u8d1f\u6837\u672c\uff0c\u4f46\u4e8b\u5b9e\u4e0a\u662f\u6b63\u6837\u672c\uff08\u6f0f\u62a5\uff09<\/p>\n\n\n\n<p>1.5.2\u3001Dice\u7cfb\u6570\uff08dice similarity coefficient\uff09\uff08\u5e38\u7528\uff09<\/p>\n\n\n\n<p>       \u8ba1\u7b97\u4e24\u4e2a\u6837\u672c\u95f4\u76f8\u4f3c\u5ea6\uff0c\u73b0\u591a\u7528\u4e8e\u4e09\u7ef4\u533b\u5b66\u56fe\u50cf\u5206\u5272\u9886\u57df<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"207\" height=\"53\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-42.png\" alt=\"\" class=\"wp-image-7358\"\/><\/figure><\/div>\n\n\n\n<p>15.3\u3001\u4ea4\u5e76\u6bd4\uff08intersection over union\uff0cIoU\uff09<\/p>\n\n\n\n<p>      \u9884\u6d4b(predict label)\u4e0e\u771f\u503c(ground truth) \u96c6\u5408\u7684\u4ea4\u96c6\u4e0e\u4e24\u4e2a\u96c6\u5408\u7684\u5e76\u96c6\u4e4b\u6bd4<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"270\" height=\"55\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-43.png\" alt=\"\" class=\"wp-image-7359\"\/><\/figure><\/div>\n\n\n\n<p>1.5.4\u3001\u5747\u4ea4\u5e76\u6bd4\uff08mean intersection over union\uff0cmIoU\uff09\uff08\u5e38\u7528\uff09<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"382\" height=\"55\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-44.png\" alt=\"\" class=\"wp-image-7360\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-44.png 382w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-44-300x43.png 300w\" sizes=\"(max-width: 382px) 100vw, 382px\" \/><\/figure><\/div>\n\n\n\n<p>      \u662f\u5bf9\u6240\u6709\u7c7b\u7684IoU\u53d6\u5747\u503c\u5f97\u5230\u7684\uff0c\u5728\u8bed\u4e49\u5206\u5272\u5e7f\u4e3a\u4f7f\u7528\u3002<\/p>\n\n\n\n<p>1.5.5\u3001\u50cf\u7d20\u7cbe\u5ea6\uff08Pixel Accuracy\uff09<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"234\" height=\"65\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-45.png\" alt=\"\" class=\"wp-image-7361\"\/><\/figure><\/div>\n\n\n\n<p>      \u6807\u8bb0\u6b63\u786e\u7684\u50cf\u7d20\u5360\u603b\u50cf\u7d20\u7684\u767e\u5206\u6bd4<\/p>\n\n\n\n<p>1.5.6\u3001\u53ec\u56de\u7387\uff08Recall\uff09<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"166\" height=\"46\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-46.png\" alt=\"\" class=\"wp-image-7362\"\/><\/figure><\/div>\n\n\n\n<p>       \u9884\u6d4b\u503c\u4e3a\u6b63\u4e14\u771f\u5b9e\u503c\u4e5f\u4e3a\u6b63\u5728\u771f\u5b9e\u503c\u4e3a\u6b63\u7684\u6240\u6709\u6837\u672c\u4e2d\u6240\u5360\u7684\u6bd4\u4f8b<\/p>\n\n\n\n<p>1.5.7\u3001\u9891\u6743\u4ea4\u5e76\u6bd4\uff08FWIoU\uff09<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img loading=\"lazy\" width=\"412\" height=\"55\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-47.png\" alt=\"\" class=\"wp-image-7363\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-47.png 412w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-47-300x40.png 300w\" sizes=\"(max-width: 412px) 100vw, 412px\" \/><\/figure><\/div>\n\n\n\n<p>        \u9891\u6743\u4ea4\u5e76\u6bd4(Frequency Weighted Intersection-over-Union, FWIoU)\u662f\u6839\u636e\u6bcf\u4e00\u7c7b\u51fa\u73b0\u7684\u9891\u7387\u8bbe\u7f6e\u6743\u91cd\uff0c\u6743\u91cd\u4e58\u4ee5\u6bcf\u4e00\u7c7b\u7684IoU\u5e76\u8fdb\u884c\u6c42\u548c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" width=\"929\" height=\"783\" src=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-48.png\" alt=\"\" class=\"wp-image-7373\" srcset=\"http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-48.png 929w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-48-300x253.png 300w, http:\/\/139.9.1.231\/wp-content\/uploads\/2022\/09\/image-48-768x647.png 768w\" sizes=\"(max-width: 929px) 100vw, 929px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u53ef\u4ee5\u770b\u5230\uff0c\u5e38\u89c1\u7684Dice\u3001mIou\u7b49\u6307\u6807\u4f5c\u4e3a\u56fe\u50cf\u5206\u5272\u7684\u4e3b\u8981\u6307\u6807\uff1a 1.5.1\u3001\u6df7\u6dc6\u77e9\u9635 TP\uff1a\u771f\u9633\u6027\uff08True &hellip; <a href=\"http:\/\/139.9.1.231\/index.php\/2022\/09\/06\/ssssaaa\/\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u533b\u5b66\u5206\u5272\u8bc4\u4ef7\u6307\u6807<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[24],"tags":[],"_links":{"self":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/7355"}],"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=7355"}],"version-history":[{"count":14,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/7355\/revisions"}],"predecessor-version":[{"id":7379,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/posts\/7355\/revisions\/7379"}],"wp:attachment":[{"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/media?parent=7355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/categories?post=7355"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/139.9.1.231\/index.php\/wp-json\/wp\/v2\/tags?post=7355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}