{"action":"created","issue":{"url":"https://api.github.com/repos/torch/nn/issues/766","repository_url":"https://api.github.com/repos/torch/nn","labels_url":"https://api.github.com/repos/torch/nn/issues/766/labels{/name}","comments_url":"https://api.github.com/repos/torch/nn/issues/766/comments","events_url":"https://api.github.com/repos/torch/nn/issues/766/events","html_url":"https://github.com/torch/nn/issues/766","id":148108250,"number":766,"title":"numeric grad check for re-norm in LookupTable?","user":{"login":"pengsun","id":4939990,"avatar_url":"https://avatars.githubusercontent.com/u/4939990?v=3","gravatar_id":"","url":"https://api.github.com/users/pengsun","html_url":"https://github.com/pengsun","followers_url":"https://api.github.com/users/pengsun/followers","following_url":"https://api.github.com/users/pengsun/following{/other_user}","gists_url":"https://api.github.com/users/pengsun/gists{/gist_id}","starred_url":"https://api.github.com/users/pengsun/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/pengsun/subscriptions","organizations_url":"https://api.github.com/users/pengsun/orgs","repos_url":"https://api.github.com/users/pengsun/repos","events_url":"https://api.github.com/users/pengsun/events{/privacy}","received_events_url":"https://api.github.com/users/pengsun/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":1,"created_at":"2016-04-13T16:03:22Z","updated_at":"2016-04-15T22:32:40Z","closed_at":null,"body":"Could check my comments here for the details:\r\nhttps://github.com/torch/nn/commit/ee1646f2036d1177b7621b1bf86f8a5c247504e6\r\n\r\nI'm not sure of it, correct me if i am wrong."},"comment":{"url":"https://api.github.com/repos/torch/nn/issues/comments/210670281","html_url":"https://github.com/torch/nn/issues/766#issuecomment-210670281","issue_url":"https://api.github.com/repos/torch/nn/issues/766","id":210670281,"user":{"login":"colesbury","id":655866,"avatar_url":"https://avatars.githubusercontent.com/u/655866?v=3","gravatar_id":"","url":"https://api.github.com/users/colesbury","html_url":"https://github.com/colesbury","followers_url":"https://api.github.com/users/colesbury/followers","following_url":"https://api.github.com/users/colesbury/following{/other_user}","gists_url":"https://api.github.com/users/colesbury/gists{/gist_id}","starred_url":"https://api.github.com/users/colesbury/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/colesbury/subscriptions","organizations_url":"https://api.github.com/users/colesbury/orgs","repos_url":"https://api.github.com/users/colesbury/repos","events_url":"https://api.github.com/users/colesbury/events{/privacy}","received_events_url":"https://api.github.com/users/colesbury/received_events","type":"User","site_admin":false},"created_at":"2016-04-15T22:32:40Z","updated_at":"2016-04-15T22:32:40Z","body":"The re-normalization is not differentiable (it's a re-projection), so I think this is the expected behavior."}}