{"action":"opened","issue":{"url":"https://api.github.com/repos/wentasah/kcf/issues/28","repository_url":"https://api.github.com/repos/wentasah/kcf","labels_url":"https://api.github.com/repos/wentasah/kcf/issues/28/labels{/name}","comments_url":"https://api.github.com/repos/wentasah/kcf/issues/28/comments","events_url":"https://api.github.com/repos/wentasah/kcf/issues/28/events","html_url":"https://github.com/wentasah/kcf/issues/28","id":362847817,"node_id":"MDU6SXNzdWUzNjI4NDc4MTc=","number":28,"title":"Tracker fails, when performing extraction of HOG features during training","user":{"login":"Shanigen","id":32431880,"node_id":"MDQ6VXNlcjMyNDMxODgw","avatar_url":"https://avatars2.githubusercontent.com/u/32431880?v=4","gravatar_id":"","url":"https://api.github.com/users/Shanigen","html_url":"https://github.com/Shanigen","followers_url":"https://api.github.com/users/Shanigen/followers","following_url":"https://api.github.com/users/Shanigen/following{/other_user}","gists_url":"https://api.github.com/users/Shanigen/gists{/gist_id}","starred_url":"https://api.github.com/users/Shanigen/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Shanigen/subscriptions","organizations_url":"https://api.github.com/users/Shanigen/orgs","repos_url":"https://api.github.com/users/Shanigen/repos","events_url":"https://api.github.com/users/Shanigen/events{/privacy}","received_events_url":"https://api.github.com/users/Shanigen/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-09-22T10:54:15Z","updated_at":"2018-09-22T10:54:15Z","closed_at":null,"author_association":"NONE","body":"The tracker after finding the maximum response fails during the training of the filter. The problem is during the extraction of HOG features in [gradMag](https://github.com/wentasah/kcf/blob/bf9febfb912a43640accbc1349464208c0da6c74/src/piotr_fhog/fhog.hpp#L53) in FHoG::extract. During my testing I found out that the exact place, where the problem is, is [here](https://github.com/wentasah/kcf/blob/bf9febfb912a43640accbc1349464208c0da6c74/src/piotr_fhog/gradientMex.cpp#L92)."}}
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