{"action":"created","issue":{"url":"https://api.github.com/repos/tensorflow/tensorflow/issues/6165","repository_url":"https://api.github.com/repos/tensorflow/tensorflow","labels_url":"https://api.github.com/repos/tensorflow/tensorflow/issues/6165/labels{/name}","comments_url":"https://api.github.com/repos/tensorflow/tensorflow/issues/6165/comments","events_url":"https://api.github.com/repos/tensorflow/tensorflow/issues/6165/events","html_url":"https://github.com/tensorflow/tensorflow/pull/6165","id":194106291,"number":6165,"title":"accelerate crf_log_norm","user":{"login":"wanguanglu","id":17590927,"avatar_url":"https://avatars.githubusercontent.com/u/17590927?v=3","gravatar_id":"","url":"https://api.github.com/users/wanguanglu","html_url":"https://github.com/wanguanglu","followers_url":"https://api.github.com/users/wanguanglu/followers","following_url":"https://api.github.com/users/wanguanglu/following{/other_user}","gists_url":"https://api.github.com/users/wanguanglu/gists{/gist_id}","starred_url":"https://api.github.com/users/wanguanglu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/wanguanglu/subscriptions","organizations_url":"https://api.github.com/users/wanguanglu/orgs","repos_url":"https://api.github.com/users/wanguanglu/repos","events_url":"https://api.github.com/users/wanguanglu/events{/privacy}","received_events_url":"https://api.github.com/users/wanguanglu/received_events","type":"User","site_admin":false},"labels":[{"id":300136613,"url":"https://api.github.com/repos/tensorflow/tensorflow/labels/cla:%20no","name":"cla: no","color":"eb6420","default":false}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":7,"created_at":"2016-12-07T17:00:29Z","updated_at":"2016-12-07T21:38:24Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/tensorflow/tensorflow/pulls/6165","html_url":"https://github.com/tensorflow/tensorflow/pull/6165","diff_url":"https://github.com/tensorflow/tensorflow/pull/6165.diff","patch_url":"https://github.com/tensorflow/tensorflow/pull/6165.patch"},"body":"the base `crf_log_norm` function looks very cool, but it runs very slow.\r\nI run the experiment on cpu\r\n```\r\nmodel name  : Intel(R) Xeon(R) CPU E5-2650 v3 @ 2.30GHz\r\n```\r\n\r\nI use the configure\r\n```python\r\nbatch_size=128\r\nmax_seq_len=200\r\n```\r\nit runs `0.5s` per batch\r\n\r\nwhen I optimize the realization way\r\nit  runs `0.25s` per batch"},"comment":{"url":"https://api.github.com/repos/tensorflow/tensorflow/issues/comments/265581348","html_url":"https://github.com/tensorflow/tensorflow/pull/6165#issuecomment-265581348","issue_url":"https://api.github.com/repos/tensorflow/tensorflow/issues/6165","id":265581348,"user":{"login":"Mistobaan","id":112599,"avatar_url":"https://avatars.githubusercontent.com/u/112599?v=3","gravatar_id":"","url":"https://api.github.com/users/Mistobaan","html_url":"https://github.com/Mistobaan","followers_url":"https://api.github.com/users/Mistobaan/followers","following_url":"https://api.github.com/users/Mistobaan/following{/other_user}","gists_url":"https://api.github.com/users/Mistobaan/gists{/gist_id}","starred_url":"https://api.github.com/users/Mistobaan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Mistobaan/subscriptions","organizations_url":"https://api.github.com/users/Mistobaan/orgs","repos_url":"https://api.github.com/users/Mistobaan/repos","events_url":"https://api.github.com/users/Mistobaan/events{/privacy}","received_events_url":"https://api.github.com/users/Mistobaan/received_events","type":"User","site_admin":false},"created_at":"2016-12-07T21:38:24Z","updated_at":"2016-12-07T21:38:24Z","body":"are you behind some sort of proxy ? "}}
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