{"action":"created","issue":{"url":"https://api.github.com/repos/mne-tools/mne-python/issues/3052","repository_url":"https://api.github.com/repos/mne-tools/mne-python","labels_url":"https://api.github.com/repos/mne-tools/mne-python/issues/3052/labels{/name}","comments_url":"https://api.github.com/repos/mne-tools/mne-python/issues/3052/comments","events_url":"https://api.github.com/repos/mne-tools/mne-python/issues/3052/events","html_url":"https://github.com/mne-tools/mne-python/issues/3052","id":142732793,"number":3052,"title":"Q? decimation copy in ICA","user":{"login":"kingjr","id":4881164,"avatar_url":"https://avatars.githubusercontent.com/u/4881164?v=3","gravatar_id":"","url":"https://api.github.com/users/kingjr","html_url":"https://github.com/kingjr","followers_url":"https://api.github.com/users/kingjr/followers","following_url":"https://api.github.com/users/kingjr/following{/other_user}","gists_url":"https://api.github.com/users/kingjr/gists{/gist_id}","starred_url":"https://api.github.com/users/kingjr/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/kingjr/subscriptions","organizations_url":"https://api.github.com/users/kingjr/orgs","repos_url":"https://api.github.com/users/kingjr/repos","events_url":"https://api.github.com/users/kingjr/events{/privacy}","received_events_url":"https://api.github.com/users/kingjr/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":3,"created_at":"2016-03-22T18:07:13Z","updated_at":"2016-03-22T18:10:21Z","closed_at":null,"body":"@dengemann Why do we `copy` data when decimating? https://github.com/mne-tools/mne-python/blob/master/mne/preprocessing/ica.py#L367\r\n\r\n"},"comment":{"url":"https://api.github.com/repos/mne-tools/mne-python/issues/comments/199945266","html_url":"https://github.com/mne-tools/mne-python/issues/3052#issuecomment-199945266","issue_url":"https://api.github.com/repos/mne-tools/mne-python/issues/3052","id":199945266,"user":{"login":"Eric89GXL","id":2365790,"avatar_url":"https://avatars.githubusercontent.com/u/2365790?v=3","gravatar_id":"","url":"https://api.github.com/users/Eric89GXL","html_url":"https://github.com/Eric89GXL","followers_url":"https://api.github.com/users/Eric89GXL/followers","following_url":"https://api.github.com/users/Eric89GXL/following{/other_user}","gists_url":"https://api.github.com/users/Eric89GXL/gists{/gist_id}","starred_url":"https://api.github.com/users/Eric89GXL/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Eric89GXL/subscriptions","organizations_url":"https://api.github.com/users/Eric89GXL/orgs","repos_url":"https://api.github.com/users/Eric89GXL/repos","events_url":"https://api.github.com/users/Eric89GXL/events{/privacy}","received_events_url":"https://api.github.com/users/Eric89GXL/received_events","type":"User","site_admin":false},"created_at":"2016-03-22T18:10:21Z","updated_at":"2016-03-22T18:10:21Z","body":"FYI the only other reasons (beyond avoiding in-place modifications) I can think of would be 1) to get data aligned for SIMD operations, but I doubt that's what it's fore, or 2) to save memory if the \"new\" version is to be stored, but it doesn't look like that's the case either"}}