{"action":"closed","issue":{"url":"https://api.github.com/repos/jonclayden/RNiftyReg/issues/2","repository_url":"https://api.github.com/repos/jonclayden/RNiftyReg","labels_url":"https://api.github.com/repos/jonclayden/RNiftyReg/issues/2/labels{/name}","comments_url":"https://api.github.com/repos/jonclayden/RNiftyReg/issues/2/comments","events_url":"https://api.github.com/repos/jonclayden/RNiftyReg/issues/2/events","html_url":"https://github.com/jonclayden/RNiftyReg/issues/2","id":151758944,"number":2,"title":"Getting NiftyReg $image output as R matrix","user":{"login":"NHPatterson","id":17855764,"avatar_url":"https://avatars.githubusercontent.com/u/17855764?v=3","gravatar_id":"","url":"https://api.github.com/users/NHPatterson","html_url":"https://github.com/NHPatterson","followers_url":"https://api.github.com/users/NHPatterson/followers","following_url":"https://api.github.com/users/NHPatterson/following{/other_user}","gists_url":"https://api.github.com/users/NHPatterson/gists{/gist_id}","starred_url":"https://api.github.com/users/NHPatterson/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/NHPatterson/subscriptions","organizations_url":"https://api.github.com/users/NHPatterson/orgs","repos_url":"https://api.github.com/users/NHPatterson/repos","events_url":"https://api.github.com/users/NHPatterson/events{/privacy}","received_events_url":"https://api.github.com/users/NHPatterson/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2016-04-28T22:36:46Z","updated_at":"2016-04-29T13:46:25Z","closed_at":"2016-04-29T13:46:24Z","body":"Hello, I have done some work transforming images using RNiftyReg and don't seem to find any documentation in getting a simple matrix  of the niftyreg$image as an output after registration. I've worked around this by writing the R object using WriteNifti and reading it through oro.nifti and extracted the image matrix from from @.Data in the oro.nifti class, but I must be missing something! Is there not a simple way to do this directly from RNiftyReg? \r\n\r\nThanks,\r\nHeath\r\n"}}