{"action":"created","issue":{"url":"https://api.github.com/repos/jsk-ros-pkg/jsk_recognition/issues/1004","labels_url":"https://api.github.com/repos/jsk-ros-pkg/jsk_recognition/issues/1004/labels{/name}","comments_url":"https://api.github.com/repos/jsk-ros-pkg/jsk_recognition/issues/1004/comments","events_url":"https://api.github.com/repos/jsk-ros-pkg/jsk_recognition/issues/1004/events","html_url":"https://github.com/jsk-ros-pkg/jsk_recognition/pull/1004","id":95336146,"number":1004,"title":"[jsk_perception] add nodelet ThreaholdBinarizer and CentroidPublisher","user":{"login":"mmurooka","id":6636600,"avatar_url":"https://avatars.githubusercontent.com/u/6636600?v=3","gravatar_id":"","url":"https://api.github.com/users/mmurooka","html_url":"https://github.com/mmurooka","followers_url":"https://api.github.com/users/mmurooka/followers","following_url":"https://api.github.com/users/mmurooka/following{/other_user}","gists_url":"https://api.github.com/users/mmurooka/gists{/gist_id}","starred_url":"https://api.github.com/users/mmurooka/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mmurooka/subscriptions","organizations_url":"https://api.github.com/users/mmurooka/orgs","repos_url":"https://api.github.com/users/mmurooka/repos","events_url":"https://api.github.com/users/mmurooka/events{/privacy}","received_events_url":"https://api.github.com/users/mmurooka/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":6,"created_at":"2015-07-16T02:54:30Z","updated_at":"2015-07-16T04:01:52Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/jsk-ros-pkg/jsk_recognition/pulls/1004","html_url":"https://github.com/jsk-ros-pkg/jsk_recognition/pull/1004","diff_url":"https://github.com/jsk-ros-pkg/jsk_recognition/pull/1004.diff","patch_url":"https://github.com/jsk-ros-pkg/jsk_recognition/pull/1004.patch"},"body":"数週間前に練習と思って書いたものですが，\r\nもしよければマージお願いします．\r\n\r\nThreaholdBinarizer\r\nグレースケール画像を入力として，最小値，最大値を指定して二値化した画像を出力します．\r\n最小値，最大値はトラックバーから変えられます．\r\n\r\nCentroidPublisher\r\n二値画像を入力として重心位置を出力します．\r\n\r\n簡単な例として，\r\nHSVDecomposer -> ThreaholdBinarizer -> CentroidPublisher -> ProjectImagePoint\r\nで，Rvizのカメラ画像に指定した色の領域の位置を表示しています．\r\nhttps://drive.google.com/a/jsk.imi.i.u-tokyo.ac.jp/file/d/0B5qanGnXorOuM09ZYXptdEhHQ1E/view?usp=sharing\r\n"},"comment":{"url":"https://api.github.com/repos/jsk-ros-pkg/jsk_recognition/issues/comments/121822378","html_url":"https://github.com/jsk-ros-pkg/jsk_recognition/pull/1004#issuecomment-121822378","issue_url":"https://api.github.com/repos/jsk-ros-pkg/jsk_recognition/issues/1004","id":121822378,"user":{"login":"k-okada","id":493276,"avatar_url":"https://avatars.githubusercontent.com/u/493276?v=3","gravatar_id":"","url":"https://api.github.com/users/k-okada","html_url":"https://github.com/k-okada","followers_url":"https://api.github.com/users/k-okada/followers","following_url":"https://api.github.com/users/k-okada/following{/other_user}","gists_url":"https://api.github.com/users/k-okada/gists{/gist_id}","starred_url":"https://api.github.com/users/k-okada/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/k-okada/subscriptions","organizations_url":"https://api.github.com/users/k-okada/orgs","repos_url":"https://api.github.com/users/k-okada/repos","events_url":"https://api.github.com/users/k-okada/events{/privacy}","received_events_url":"https://api.github.com/users/k-okada/received_events","type":"User","site_admin":false},"created_at":"2015-07-16T04:01:52Z","updated_at":"2015-07-16T04:01:52Z","body":"なるほど．\r\nhttps://github.com/jsk-ros-pkg/jsk_recognition/blob/master/jsk_perception/src/color_histogram_sliding_matcher.cpp\r\nとか\r\ncamshiftでいいのでは．\r\n\r\n--\r\n◉ Kei Okada\r\n\r\n\r\nOn Thu, Jul 16, 2015 at 12:56 PM, Masaki Murooka <notifications@github.com>\r\nwrote:\r\n\r\n> ポイントクラウド用にjsk_pcl_rosにはありましたが，画像もありましたでしょうか．\r\n>\r\n> —\r\n> Reply to this email directly or view it on GitHub\r\n> <https://github.com/jsk-ros-pkg/jsk_recognition/pull/1004#issuecomment-121821319>\r\n> .\r\n>\r\n"}}