{"id":8124,"date":"2019-09-03T09:27:18","date_gmt":"2019-09-03T00:27:18","guid":{"rendered":"http:\/\/www.gisdeveloper.co.kr\/?p=8124"},"modified":"2019-09-04T18:50:00","modified_gmt":"2019-09-04T09:50:00","slug":"%ea%b7%b9%ec%86%8c%eb%9f%89%ec%9d%98-%eb%8d%b0%ec%9d%b4%ed%84%b0%eb%a5%bc-%ec%9d%b4%ec%9a%a9%ed%95%9c-%eb%a8%b8%ec%8b%a0%eb%9f%ac%eb%8b%9d","status":"publish","type":"post","link":"http:\/\/www.gisdeveloper.co.kr\/?p=8124","title":{"rendered":"\uc801\uc740 \uc218\uc758 \ub370\uc774\ud130\ub97c \uc774\uc6a9\ud55c \uba38\uc2e0\ub7ec\ub2dd"},"content":{"rendered":"<p>\uc774\ubbf8\uc9c0\uc640 \ub77c\ubca8 \ub370\uc774\ud130 \uac01\uac01 50\uac1c\ub97c \uc774\uc6a9\ud55c \uba38\uc2e0\ub7ec\ub2dd\uc5d0 \ub300\ud55c \uc2e4\ud5d8\uc785\ub2c8\ub2e4. Segmentation \ubc29\uc2dd\uc774\uba70 BOX \uac80\ucd9c\uc744 \uc704\ud55c \ubaa8\ub378\uc740 Fast R-CNN\uc744 \uc0ac\uc6a9\ud588\uc2b5\ub2c8\ub2e4. \ud558\uc774\ud37c\ud30c\ub77c\uba54\ud130 \uc911 \uc5d0\ud3ed\uc218 \ub9cc\uc744 \ubcc0\uacbd\ud558\uc5ec \ud14c\uc2a4\ud2b8\ud588\uace0 \ub7ec\ub2dd\uc774 \uc644\ub8cc\ub418\uba74 50\uac1c\uc758 \ud6c8\ub828 \ub370\uc774\ud130 \uc911\uc5d0 \ud558\ub098\ub85c \uc2dc\ud5d8\ud588\uc2b5\ub2c8\ub2e4. \uc2dc\ud5d8 \ub370\uc774\ud130\uc640 \ud6c8\ub828 \ub370\uc774\ud130\ub294 \ub098\ub204\ub294\uac8c \uc77c\ubc18\uc801\uc774\ub098, \uc6cc\ub099 \ud6c8\ub828 \ub370\uc774\ud130\uac00 \uc18c\ub7c9\uc778\uc9c0\ub77c \uc2dc\uac01\uc801\uc73c\ub85c \uc2dc\ud5d8 \uacb0\uacfc\ub97c \ubd80\uac01\uc2dc\ud0a4\uae30 \uc704\ud568\uc785\ub2c8\ub2e4. \uae00 \uc911\uc5d0\ub294 \uc8fc\uad00\uc801\uc778 \uc9c1\uad00\uc73c\ub85c \uc791\uc131\ub41c \ub0b4\uc6a9\ub3c4  \ud3ec\ud568\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uac00\uc7a5 \uba3c\uc800 \ud559\uc2b5\uc744 \uc804\ud600 \ud558\uc9c0 \uc54a\uc740, \uc989 \uc5d0\ud3ed\uc774 0\uc778 \uacbd\uc6b0\uc5d0\ub3c4 \uc2dc\ud5d8\uc744 \ud588\uc2b5\ub2c8\ub2e4. \uc544\ub798\ub294 \uc5d0\ud3ed\uc774 0\uc778 \uacbd\uc6b0\uc640 1\uc778 \uacbd\uc6b0\uc5d0 \ub300\ud55c \uacb0\uacfc\uc785\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/2019\/09\/test_train_0_1.png\" alt=\"\" width=\"1961\" height=\"878\" class=\"aligncenter size-full wp-image-8125\" \/><\/p>\n<p>Segmentation\uc744 \uc704\ud55c \ubaa8\ub378\uc740 Mask R-CNN\uc744 \uc774\uc6a9\ud588\ub294\ub370, \uc774 \ubaa8\ub378\uc740 \uac00\uc7a5 \uba3c\uc800 \ud2b9\uc9d5\uc810\uc744 \ucc3e\uc2b5\ub2c8\ub2e4. \ucc3e\uc744 \ud2b9\uc9d5\uc810\uc758 \ucd5c\ub300 \uac1c\uc218\ub294 100\ub85c \uc9c0\uc815\ud558\uc600\uc73c\ubbc0\ub85c, \ud559\uc2b5\uc774 \uc804\ud600 \ub418\uc9c0 \uc54a\uc544\ub3c4 \uc77c\ub2e8 100\uac1c\ub97c \ucc3e\uac8c\ub418\uc5c8\uc9c0\ub9cc \uac80\ucd9c \uacb0\uacfc\ub294 \uc0ac\ub78c\uc774 \uc544\ub2d9\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ud2b9\uc9d5\uc810 \ucd94\ucd9c\uc740 \uc774\ubbf8\uc9c0\uc758 Gradient\uac00 \uac00\uc7a5 \uc2ec\ud55c \uacf3\uc774 \ub300\ubd80\ubd84\uc77c \uac83\uc73c\ubbc0\ub85c \uc0ac\ub78c\uacfc \ubc30\uacbd \uacbd\uacc4, \uac74\ubb3c\uc758 \ucc3d\ubb38 \ubaa8\uc11c\ub9ac \ub4f1\uacfc \uac19\uc740 \ucf54\ub108(Corner) \uc9c0\uc810\uc5d0\uc11c \uac80\ucd9c\uc774 \ub418\ub294 \uac83\uc73c\ub85c \uc608\uc0c1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc8fc\ubaa9\ud560 \uc810\uc740 \uac80\ucd9c \ub300\uc0c1\uc774 \uc0ac\ub78c\uc778\uc9c0\uc5d0 \ub300\ud55c \ucd5c\ub300 \ud655\ub960\uc740 \uc57d 50%\ub85c \ub098\uc654\ub2e4\ub294 \uc810\uc785\ub2c8\ub2e4. \uc774\ub294 \uc804\ud600 \ud559\uc2b5\ub418\uc9c0 \uc54a\uc744 \uacbd\uc6b0 \ud574\ub2f9 \ud53d\uc140\uc774 \uc0ac\ub78c\uc778\uc9c0 \uc544\ub2cc\uc9c0\uc5d0 \ub300\ud55c \uacb0\uc815\uc740 \ub2e8\uc21c \ud655\ub960\ub85c\uc368 50% \uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. \uc774\uc81c \ud559\uc2b5\uc744 1 \uc5d0\ud3ed \uc218\ud589\ud588\uc744 \uacbd\uc6b0 \ud53d\uc140 \uac80\ucd9c\uc774 \uc0ac\ub78c\uc73c\ub85c \ud2b9\uc815\ub418\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uac80\ucd9c \ub300\uc0c1 \uac1c\uc218\ub294 \ucd1d 77\uac1c\ub85c \uc904\uc5b4\ub4e4\uc5c8\uc9c0\ub9cc \ud574\ub2f9 \uac80\ucd9c \ub300\uc0c1\uc774 \uc0ac\ub78c\uc774\ub77c\ub294 \ud655\ub960\uc740 \uc57d 28%\uac00 \ub3c4\ucd9c\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uac80\ucd9c \ud53d\uc140\uc774 \ub300\uc0c1\uc758 \uc911\uc2ec\uc73c\ub85c \ubab0\ub824\uc788\ub2e4\ub294 \uc810\uc774 \uc8fc\ubaa9\ud560\ub9cc\ud569\ub2c8\ub2e4. \uc5d0\ud3ed\uc218\ub97c \ub298\ub9ac\uba74 \uac80\ucd9c\ub300\uc0c1\uacfc \uac80\ucd9c \ub300\uc0c1\uc774 \uc0ac\ub78c\uc778\uc9c0\uc5d0 \ub300\ud55c \ud655\ub960\uc774 \uc62c\ub77c\uac08 \uac83\uc73c\ub85c \uae30\ub300\ud558\uace0 \uc5d0\ud3ed \uc218\ub97c 3\uacfc 10\uc744\ub85c \uc9c0\uc815\ud558\uc5ec \ud559\uc2b5\uc744 \uc2dc\ucf30\uace0, \uadf8 \uacb0\uacfc\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/2019\/09\/test_train_3_10.png\" alt=\"\" width=\"1944\" height=\"869\" class=\"aligncenter size-full wp-image-8127\" \/><\/p>\n<p>\uac80\ucd9c \ub300\uc0c1 \uacb0\uacfc\ub294 \uc880\ub354 \uc0ac\ub78c\uc758 \ud615\ud0dc\uc5d0 \ud655\uc7a5\ub418\uba74\uc11c \uc811\uadfc\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uac80\ucd9c \ub300\uc0c1\ub3c4 \uc5d0\ud3ed\uc218\uc5d0 \ube44\ub840\ud558\uc5ec \uc904\uc5b4\ub4e4\uc5c8\uad6c\uc694. \uadf8\ub7ec\ub098 \uac80\ucd9c \ud53d\uc140\uc774 \uc0ac\ub78c\uc778\uc9c0\uc5d0 \ub300\ud55c \ud655\ub960\uc740 3 \uc5d0\ud3ed\uc5d0\uc11c\ub294 \uc57d 33%\uc774\uace0 10 \uc5d0\ud3ed\uc5d0\uc11c\ub294 \uc57d 27%\uc785\ub2c8\ub2e4. \uc624\ud788\ub824 \ub354 \uc904\uc5b4 \ub4e4\uc5c8\uc2b5\ub2c8\ub2e4. \ub108\ubb34 \uc801\uc740 \ub370\uc774\ud130\ub9cc\uc744 \uac00\uc9c0\uace0 \ud559\uc2b5 \ud55c \uacb0\uacfc\ub77c\uace0 \uc608\uc0c1\ud569\ub2c8\ub2e4. \ud655\uc778\uc744 \uc704\ud574 \uc5d0\ud3ed\uc744 20\uacfc 100\uc73c\ub85c \uc7a1\uc544 \ud559\uc2b5 \uc2dc\ud0a8 \uacb0\uacfc\ub294 \uc544\ub798\uc640 \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/2019\/09\/test_train_20_100.png\" alt=\"\" width=\"1945\" height=\"865\" class=\"aligncenter size-full wp-image-8129\" \/><\/p>\n<p>20 \uc5d0\ud3ed\uc5d0\uc11c\ub294 \uac80\ucd9c \uac1c\uc218\uac00 \ub354 \uc904\uc5c8\uc9c0\ub9cc, 100 \uc5d0\ud3ed\uc5d0\uc11c\ub294 \uc624\ud788\ub824 \uac80\ucd9c \uac1c\uc218\uac00 \ub298\uc5b4\ub0ac\uc2b5\ub2c8\ub2e4. \ub610\ud55c \uac80\ucd9c \ub300\uc0c1\uc774 \uc0ac\ub78c\uc778\uc9c0\uc5d0 \ub300\ud55c \ud655\ub960\uac12\uc774 \uac01\uac01 \uc57d 32%\uacfc \uc57d 29%\ub85c \uc99d\uac00\ub294 \uc804\ud600 \uc5c6\ub2e4\uace0, \uc544\ub2c8 \uc624\ud788\ub824 \ub5a8\uc5b4\uc84c\uc2b5\ub2c8\ub2e4. \uc774 \uc5ed\uc2dc \ud6c8\ub828 \ub370\uc774\ud130\uac00 \ub108\ubb34 \uc801\uae30 \ub54c\ubb38\uc778 \uac83\uc73c\ub85c \ud310\ub2e8\ub429\ub2c8\ub2e4.<\/p>\n<p>\uc77c\ub2e8 \uc18c\ub7c9\uc758 \ub370\uc774\ud130\ub97c \ud1b5\ud574 \ud559\uc2b5 \uc2dc\ud0a8 \uc774\uc720\ub294 \ubaa8\ub378\uc758 \uac80\uc99d\uc744 \uc704\ud574\uc11c\uc785\ub2c8\ub2e4. \ud559\uc2b5 \uac01 \ub2e8\uacc4\ub9c8\ub2e4 \uc190\uc2e4\uac12\uc774 \uc904\uc5b4\ub4e4\uace0 \uc788\ub294\uc9c0 \ub4f1\uc744 \ube60\ub974\uac8c \ud655\uc778\ud558\uae30 \uc704\ud574\uc11c\uc778\ub370.. \uc2e4\uc81c\ub85c \uc774 \uc2e4\ud5d8\uc758 \uacbd\uc6b0 \uc5d0\ud3ed\uc774 \uc99d\uac00 \ud560\uc218\ub85d \uc190\uc2e4\uac12\uc740 \uc904\uc5b4\ub4dc\ub294 \uacbd\ud5a5\uc744 \ubcf4\uc600\uace0 \ud2b9\uc815 \uc5d0\ud3ed\uc9c0\uc810 \uc774\uc0c1\ubd80\ud130\ub294 \uc190\uc2e4\uac12\uc774 \ub354 \uc774\uc0c1 \uac10\uc18c\ud558\uc9c0 \uc54a\ub294 \uac83\uc744 \ubcfc \uc218 \uc788\uc5c8\uc2b5\ub2c8\ub2e4. \uc774\ub7f0 \uc190\uc2e4\uac12\uc758 \uacbd\ud5a5\uc5d0 \ub530\ub77c \ubaa8\ub378\uc740 \uc5b4\ub290 \uc815\ub3c4 \uc811\ud569\ud558\ub2e4\ub77c\uace0 \ud310\ub2e8\ud560 \uc218 \uc788\uace0, \ub370\uc774\ud130\ub97c \ub354 \ucd94\uac00\ud558\uc5ec \ud559\uc2b5 \uc2dc\ud0a4\uba74 \ub354 \ub098\uc740 \uacb0\uacfc\ub97c \uc5bb\uc744 \uc218 \uc788\uc744 \uac83\uc785\ub2c8\ub2e4. \ub370\uc774\ud130\ub97c \ub354 \uc774\uc0c1 \ucd94\uac00\ud560 \uc218 \uc5c6\ub294 \uacbd\uc6b0\uc5d0\ub294 \ud558\uc774\ud37c \ud30c\ub77c\uba54\ud130\ub97c \ubcc0\uacbd\ud558\uba74\uc11c \uc815\ud655\ub3c4\ub97c \ud5a5\uc0c1 \uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc774\ubbf8\uc9c0\uc640 \ub77c\ubca8 \ub370\uc774\ud130 \uac01\uac01 50\uac1c\ub97c \uc774\uc6a9\ud55c \uba38\uc2e0\ub7ec\ub2dd\uc5d0 \ub300\ud55c \uc2e4\ud5d8\uc785\ub2c8\ub2e4. Segmentation \ubc29\uc2dd\uc774\uba70 BOX \uac80\ucd9c\uc744 \uc704\ud55c \ubaa8\ub378\uc740 Fast R-CNN\uc744 \uc0ac\uc6a9\ud588\uc2b5\ub2c8\ub2e4. \ud558\uc774\ud37c\ud30c\ub77c\uba54\ud130 \uc911 \uc5d0\ud3ed\uc218 \ub9cc\uc744 \ubcc0\uacbd\ud558\uc5ec \ud14c\uc2a4\ud2b8\ud588\uace0 \ub7ec\ub2dd\uc774 \uc644\ub8cc\ub418\uba74 50\uac1c\uc758 \ud6c8\ub828 \ub370\uc774\ud130 \uc911\uc5d0 \ud558\ub098\ub85c \uc2dc\ud5d8\ud588\uc2b5\ub2c8\ub2e4. \uc2dc\ud5d8 \ub370\uc774\ud130\uc640 \ud6c8\ub828 \ub370\uc774\ud130\ub294 \ub098\ub204\ub294\uac8c \uc77c\ubc18\uc801\uc774\ub098, \uc6cc\ub099 \ud6c8\ub828 \ub370\uc774\ud130\uac00 \uc18c\ub7c9\uc778\uc9c0\ub77c \uc2dc\uac01\uc801\uc73c\ub85c \uc2dc\ud5d8 \uacb0\uacfc\ub97c \ubd80\uac01\uc2dc\ud0a4\uae30 \uc704\ud568\uc785\ub2c8\ub2e4. \uae00 \uc911\uc5d0\ub294 \uc8fc\uad00\uc801\uc778 \uc9c1\uad00\uc73c\ub85c \uc791\uc131\ub41c \ub0b4\uc6a9\ub3c4 \ud3ec\ud568\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/www.gisdeveloper.co.kr\/?p=8124\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;\uc801\uc740 \uc218\uc758 \ub370\uc774\ud130\ub97c \uc774\uc6a9\ud55c \uba38\uc2e0\ub7ec\ub2dd&#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-8124","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\/8124","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=8124"}],"version-history":[{"count":10,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/8124\/revisions"}],"predecessor-version":[{"id":8134,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/8124\/revisions\/8134"}],"wp:attachment":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8124"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8124"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8124"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}