{"action":"created","issue":{"url":"https://api.github.com/repos/dmlc/mxnet/issues/341","labels_url":"https://api.github.com/repos/dmlc/mxnet/issues/341/labels{/name}","comments_url":"https://api.github.com/repos/dmlc/mxnet/issues/341/comments","events_url":"https://api.github.com/repos/dmlc/mxnet/issues/341/events","html_url":"https://github.com/dmlc/mxnet/issues/341","id":112466860,"number":341,"title":"num_group not handled in CUDNN backend","user":{"login":"leehonglak","id":15221422,"avatar_url":"https://avatars.githubusercontent.com/u/15221422?v=3","gravatar_id":"","url":"https://api.github.com/users/leehonglak","html_url":"https://github.com/leehonglak","followers_url":"https://api.github.com/users/leehonglak/followers","following_url":"https://api.github.com/users/leehonglak/following{/other_user}","gists_url":"https://api.github.com/users/leehonglak/gists{/gist_id}","starred_url":"https://api.github.com/users/leehonglak/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/leehonglak/subscriptions","organizations_url":"https://api.github.com/users/leehonglak/orgs","repos_url":"https://api.github.com/users/leehonglak/repos","events_url":"https://api.github.com/users/leehonglak/events{/privacy}","received_events_url":"https://api.github.com/users/leehonglak/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":8,"created_at":"2015-10-20T21:43:26Z","updated_at":"2015-10-21T18:56:01Z","closed_at":null,"body":"Hello,\r\n\r\nThanks a lot for mxnet, it's amazing!\r\n\r\nI'm attempting to use `num_group` with the CUDNN backend but I'm having some issues, and I don't see any handling of this parameter in the implementation:\r\nhttps://github.com/dmlc/mxnet/blob/master/src/operator/cudnn_convolution-inl.h#L170\r\n\r\nAm I missing something? Should I only use the Toeplitz/CUBLAS backend?\r\n"},"comment":{"url":"https://api.github.com/repos/dmlc/mxnet/issues/comments/149993320","html_url":"https://github.com/dmlc/mxnet/issues/341#issuecomment-149993320","issue_url":"https://api.github.com/repos/dmlc/mxnet/issues/341","id":149993320,"user":{"login":"leehonglak","id":15221422,"avatar_url":"https://avatars.githubusercontent.com/u/15221422?v=3","gravatar_id":"","url":"https://api.github.com/users/leehonglak","html_url":"https://github.com/leehonglak","followers_url":"https://api.github.com/users/leehonglak/followers","following_url":"https://api.github.com/users/leehonglak/following{/other_user}","gists_url":"https://api.github.com/users/leehonglak/gists{/gist_id}","starred_url":"https://api.github.com/users/leehonglak/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/leehonglak/subscriptions","organizations_url":"https://api.github.com/users/leehonglak/orgs","repos_url":"https://api.github.com/users/leehonglak/repos","events_url":"https://api.github.com/users/leehonglak/events{/privacy}","received_events_url":"https://api.github.com/users/leehonglak/received_events","type":"User","site_admin":false},"created_at":"2015-10-21T18:56:01Z","updated_at":"2015-10-21T18:56:01Z","body":"Unfortunately, it looks like SliceChannel's `num_outputs` is limited to max 5 slices. Is that correct? would it be possible to lift this hard constraint?\r\n"}}