{"id":8146,"date":"2019-09-16T17:41:23","date_gmt":"2019-09-16T08:41:23","guid":{"rendered":"http:\/\/www.gisdeveloper.co.kr\/?p=8146"},"modified":"2020-07-08T08:57:22","modified_gmt":"2020-07-07T23:57:22","slug":"accuracy-precision-recall","status":"publish","type":"post","link":"http:\/\/www.gisdeveloper.co.kr\/?p=8146","title":{"rendered":"Accuracy, Precision, Recall"},"content":{"rendered":"<p>\uc5b4\ub5a4 \ubb38\uc81c\uac00 True, False\uc778\uc9c0\ub97c \uc608\uce21\ud560 \ub54c, \uc5bc\ub9c8\ub098 \uc815\ud655\ud558\uac8c \uc608\uce21\ud558\ub294\uc9c0\uc758 \ucc99\ub3c4\ub85c\uc368 \uc0ac\uc6a9\ub418\ub294 3\uac00\uc9c0\uc785\ub2c8\ub2e4. \uba3c\uc800 Accuracy\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/2019\/09\/accuracy.png\" alt=\"\" width=\"463\" class=\"aligncenter size-full wp-image-8147\" \/><\/p>\n<p>\ub2e4\uc74c\uc740 Precision\uc785\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/2019\/09\/Precision.png\" alt=\"\" width=\"378\" height=\"159\" class=\"aligncenter size-full wp-image-8149\" \/><\/p>\n<p>\ub2e4\uc74c\uc740 Recall\uc785\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/2019\/09\/Recall.png\" alt=\"\" width=\"374\" height=\"147\" class=\"aligncenter size-full wp-image-8150\" \/><\/p>\n<p>\uc704\uc758 \uacf5\uc2dd\uc5d0\uc11c \uc5b8\uae09\ub41c TP, FP, FN, FN\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. \uc815\ub2f5\uc774 \ucc38\uc778\uc9c0 \uac70\uc9d3\uc778\uc9c0\uc5d0 \ub530\ub77c T(True), F(False)\ub85c \ud45c\uae30\ud558\uace0 \ucd94\uc815\uc774 \ucc38\uc778\uc9c0 \uac70\uc9d3\uc778\uc9c0\uc5d0 \ub530\ub77c P(Positive), N(Negative)\ub85c \ud45c\uae30\ud55c \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/2019\/09\/TP_FP_TN_FN.png\" alt=\"\" width=\"861\" class=\"aligncenter size-full wp-image-8152\" \/><\/p>\n<p>\uc815\ub9ac\ud558\uba74 Accuracy\ub294 \uc804\uccb4 \uc608\uce21\uc5d0 \ub300\ud574 \uc633\ubc14\ub974\uac8c \uc608\uce21\ud55c \ube44\uc728\uc774\uace0, Precision\uc740 True\ub77c\uace0 \uc608\uce21\ud55c \uac83 \uc911\uc5d0\uc11c \uc2e4\uc81c\ub85c True\uc778 \uac83\uc5d0 \ub300\ud55c \ube44\uc728\uc785\ub2c8\ub2e4. Recall\uc740 \uc2e4\uc81c True\uc778 \uac83 \uc911\uc5d0\uc11c True\ub77c\uace0 \uc608\uce21\ud55c \uac83\uc5d0 \ub300\ud55c \ube44\uc728\uc785\ub2c8\ub2e4.<\/p>\n<p>\uac10\uae30 \uc608\uce21 \ubaa8\ub378\uc744 \uc608\ub85c \ub4e4\uba74 Accuracy\ub294 \uc804\uccb4 \uc608\uce21\uc5d0 \ub300\ud574 \uc5bc\ub9c8\ub098 \uc62c\ubc14\ub974\uac8c \uc608\uce21\ud588\ub294\uc9c0\uc5d0 \ub300\ud55c \uc9c0\ud45c\uc774\uace0, Precision\uc740 \uc5bc\ub9c8\ub098 \uc815\ud655\ud558\uac8c \uac10\uae30\ub77c\uace0 \uc608\uce21\ud558\ub294\uc9c0\uc5d0 \ub300\ud55c \uc9c0\ud45c\uc774\uba70, Recall\uc740 \uc2e4\uc81c \uac10\uae30\uc778 \uc0ac\ub78c\uc5d0 \ub300\ud574\uc11c \uc5bc\ub9c8\ub098 \uc815\ud655\ud558\uac8c \uac10\uae30\ub77c\uace0 \uc608\uce21\ud558\ub294\uc9c0\uc5d0 \ub300\ud55c \uc9c0\ud45c\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc5b4\ub5a4 \ubb38\uc81c\uac00 True, False\uc778\uc9c0\ub97c \uc608\uce21\ud560 \ub54c, \uc5bc\ub9c8\ub098 \uc815\ud655\ud558\uac8c \uc608\uce21\ud558\ub294\uc9c0\uc758 \ucc99\ub3c4\ub85c\uc368 \uc0ac\uc6a9\ub418\ub294 3\uac00\uc9c0\uc785\ub2c8\ub2e4. \uba3c\uc800 Accuracy\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 Precision\uc785\ub2c8\ub2e4. \ub2e4\uc74c\uc740 Recall\uc785\ub2c8\ub2e4. \uc704\uc758 \uacf5\uc2dd\uc5d0\uc11c \uc5b8\uae09\ub41c TP, FP, FN, FN\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. \uc815\ub2f5\uc774 \ucc38\uc778\uc9c0 \uac70\uc9d3\uc778\uc9c0\uc5d0 \ub530\ub77c T(True), F(False)\ub85c \ud45c\uae30\ud558\uace0 \ucd94\uc815\uc774 \ucc38\uc778\uc9c0 \uac70\uc9d3\uc778\uc9c0\uc5d0 \ub530\ub77c P(Positive), N(Negative)\ub85c \ud45c\uae30\ud55c \uac83\uc785\ub2c8\ub2e4. \uc815\ub9ac\ud558\uba74 Accuracy\ub294 \uc804\uccb4 \uc608\uce21\uc5d0 \ub300\ud574 \uc633\ubc14\ub974\uac8c \uc608\uce21\ud55c \ube44\uc728\uc774\uace0, Precision\uc740 True\ub77c\uace0 \uc608\uce21\ud55c &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/www.gisdeveloper.co.kr\/?p=8146\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;Accuracy, Precision, Recall&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[132],"tags":[],"class_list":["post-8146","post","type-post","status-publish","format-standard","hentry","category-deep-machine-learning"],"_links":{"self":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/8146","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8146"}],"version-history":[{"count":11,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/8146\/revisions"}],"predecessor-version":[{"id":9931,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/8146\/revisions\/9931"}],"wp:attachment":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8146"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}