{"action":"created","issue":{"url":"https://api.github.com/repos/dmlc/mxnet/issues/1564","repository_url":"https://api.github.com/repos/dmlc/mxnet","labels_url":"https://api.github.com/repos/dmlc/mxnet/issues/1564/labels{/name}","comments_url":"https://api.github.com/repos/dmlc/mxnet/issues/1564/comments","events_url":"https://api.github.com/repos/dmlc/mxnet/issues/1564/events","html_url":"https://github.com/dmlc/mxnet/issues/1564","id":138111193,"number":1564,"title":"Strange Reshape Symbol","user":{"login":"oneengineer","id":10483031,"avatar_url":"https://avatars.githubusercontent.com/u/10483031?v=3","gravatar_id":"","url":"https://api.github.com/users/oneengineer","html_url":"https://github.com/oneengineer","followers_url":"https://api.github.com/users/oneengineer/followers","following_url":"https://api.github.com/users/oneengineer/following{/other_user}","gists_url":"https://api.github.com/users/oneengineer/gists{/gist_id}","starred_url":"https://api.github.com/users/oneengineer/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/oneengineer/subscriptions","organizations_url":"https://api.github.com/users/oneengineer/orgs","repos_url":"https://api.github.com/users/oneengineer/repos","events_url":"https://api.github.com/users/oneengineer/events{/privacy}","received_events_url":"https://api.github.com/users/oneengineer/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2016-03-03T08:32:20Z","updated_at":"2016-03-04T01:05:58Z","closed_at":"2016-03-04T01:05:58Z","body":"Assume the input data(X) is image, let say 3 channel image, then one image's could be (3,32,32).\r\nIf I have 1234 images, then X has shape (1234,3,32,32).\r\n\r\nIf I apply `mx.symbol.Reshape` on X, what I hope to reshape is the shape of one image,i.e. shape (3,32,32).\r\nHowever `mx.symbol.Reshape` seems to ask to provide the shape of the whole batch.\r\nIf I want to flat the image(Just for an example, thought I should use Flatten Symbol), I have to write something like\r\n\r\n`mx.symbol.Reshape(data=previous_symbol,target = (batch_size,3×32×32))`\r\n\r\nBut `batch_size` is unknown and undecided.\r\n\r\nShould Reshape function be changing one entry instead of the whole batch shape?\r\n"},"comment":{"url":"https://api.github.com/repos/dmlc/mxnet/issues/comments/192044193","html_url":"https://github.com/dmlc/mxnet/issues/1564#issuecomment-192044193","issue_url":"https://api.github.com/repos/dmlc/mxnet/issues/1564","id":192044193,"user":{"login":"oneengineer","id":10483031,"avatar_url":"https://avatars.githubusercontent.com/u/10483031?v=3","gravatar_id":"","url":"https://api.github.com/users/oneengineer","html_url":"https://github.com/oneengineer","followers_url":"https://api.github.com/users/oneengineer/followers","following_url":"https://api.github.com/users/oneengineer/following{/other_user}","gists_url":"https://api.github.com/users/oneengineer/gists{/gist_id}","starred_url":"https://api.github.com/users/oneengineer/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/oneengineer/subscriptions","organizations_url":"https://api.github.com/users/oneengineer/orgs","repos_url":"https://api.github.com/users/oneengineer/repos","events_url":"https://api.github.com/users/oneengineer/events{/privacy}","received_events_url":"https://api.github.com/users/oneengineer/received_events","type":"User","site_admin":false},"created_at":"2016-03-04T01:05:58Z","updated_at":"2016-03-04T01:05:58Z","body":"@Godricly  Yes, you are right. I didn't notice that."}}