{"action":"created","issue":{"url":"https://api.github.com/repos/meetshah1995/pytorch-semseg/issues/67","repository_url":"https://api.github.com/repos/meetshah1995/pytorch-semseg","labels_url":"https://api.github.com/repos/meetshah1995/pytorch-semseg/issues/67/labels{/name}","comments_url":"https://api.github.com/repos/meetshah1995/pytorch-semseg/issues/67/comments","events_url":"https://api.github.com/repos/meetshah1995/pytorch-semseg/issues/67/events","html_url":"https://github.com/meetshah1995/pytorch-semseg/issues/67","id":301636935,"node_id":"MDU6SXNzdWUzMDE2MzY5MzU=","number":67,"title":"ignore_index=250","user":{"login":"herleeyandi","id":2309538,"node_id":"MDQ6VXNlcjIzMDk1Mzg=","avatar_url":"https://avatars2.githubusercontent.com/u/2309538?v=4","gravatar_id":"","url":"https://api.github.com/users/herleeyandi","html_url":"https://github.com/herleeyandi","followers_url":"https://api.github.com/users/herleeyandi/followers","following_url":"https://api.github.com/users/herleeyandi/following{/other_user}","gists_url":"https://api.github.com/users/herleeyandi/gists{/gist_id}","starred_url":"https://api.github.com/users/herleeyandi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/herleeyandi/subscriptions","organizations_url":"https://api.github.com/users/herleeyandi/orgs","repos_url":"https://api.github.com/users/herleeyandi/repos","events_url":"https://api.github.com/users/herleeyandi/events{/privacy}","received_events_url":"https://api.github.com/users/herleeyandi/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":3,"created_at":"2018-03-02T02:59:21Z","updated_at":"2018-08-16T09:02:47Z","closed_at":"2018-08-16T07:07:47Z","author_association":"NONE","body":"Hello in the loss.py file I check it and find this line.\r\n`loss = F.nll_loss(log_p, target, ignore_index=250,weight=weight, size_average=False)`\r\nwhy you use 250?, and what does it means?"},"comment":{"url":"https://api.github.com/repos/meetshah1995/pytorch-semseg/issues/comments/413476601","html_url":"https://github.com/meetshah1995/pytorch-semseg/issues/67#issuecomment-413476601","issue_url":"https://api.github.com/repos/meetshah1995/pytorch-semseg/issues/67","id":413476601,"node_id":"MDEyOklzc3VlQ29tbWVudDQxMzQ3NjYwMQ==","user":{"login":"zhoufengbuaa","id":11606333,"node_id":"MDQ6VXNlcjExNjA2MzMz","avatar_url":"https://avatars0.githubusercontent.com/u/11606333?v=4","gravatar_id":"","url":"https://api.github.com/users/zhoufengbuaa","html_url":"https://github.com/zhoufengbuaa","followers_url":"https://api.github.com/users/zhoufengbuaa/followers","following_url":"https://api.github.com/users/zhoufengbuaa/following{/other_user}","gists_url":"https://api.github.com/users/zhoufengbuaa/gists{/gist_id}","starred_url":"https://api.github.com/users/zhoufengbuaa/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/zhoufengbuaa/subscriptions","organizations_url":"https://api.github.com/users/zhoufengbuaa/orgs","repos_url":"https://api.github.com/users/zhoufengbuaa/repos","events_url":"https://api.github.com/users/zhoufengbuaa/events{/privacy}","received_events_url":"https://api.github.com/users/zhoufengbuaa/received_events","type":"User","site_admin":false},"created_at":"2018-08-16T09:02:47Z","updated_at":"2018-08-16T09:02:47Z","author_association":"NONE","body":"@ChangliangSun ignore_index in the segmentation means that the loss on these pixels are not counting in the training procedure. So please consider you problem. "}}
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