{"action":"closed","number":2872,"pull_request":{"url":"https://api.github.com/repos/Theano/Theano/pulls/2872","id":34643631,"html_url":"https://github.com/Theano/Theano/pull/2872","diff_url":"https://github.com/Theano/Theano/pull/2872.diff","patch_url":"https://github.com/Theano/Theano/pull/2872.patch","issue_url":"https://api.github.com/repos/Theano/Theano/issues/2872","number":2872,"state":"closed","locked":false,"title":"Add new scalar and elemwise op erfcx","user":{"login":"TimSalimans","id":4402977,"avatar_url":"https://avatars.githubusercontent.com/u/4402977?v=3","gravatar_id":"","url":"https://api.github.com/users/TimSalimans","html_url":"https://github.com/TimSalimans","followers_url":"https://api.github.com/users/TimSalimans/followers","following_url":"https://api.github.com/users/TimSalimans/following{/other_user}","gists_url":"https://api.github.com/users/TimSalimans/gists{/gist_id}","starred_url":"https://api.github.com/users/TimSalimans/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/TimSalimans/subscriptions","organizations_url":"https://api.github.com/users/TimSalimans/orgs","repos_url":"https://api.github.com/users/TimSalimans/repos","events_url":"https://api.github.com/users/TimSalimans/events{/privacy}","received_events_url":"https://api.github.com/users/TimSalimans/received_events","type":"User","site_admin":false},"body":"op for calculating the scaled complementary error function exp(x***2)**erfc(x) in a numerically stable way\r\n\r\nThis op is useful for calculating various things related to Gaussian distributions, such as truncated moments and expressions involving log(cdf(x)) for large negative values of x. The contributed code very closely follows that of the Erfinv op.\r\n\r\nTested on an EC2 GPU instance. Works for both CPU and GPU.","created_at":"2015-05-04T14:50:54Z","updated_at":"2015-05-11T12:57:57Z","closed_at":"2015-05-11T12:57:57Z","merged_at":"2015-05-11T12:57:57Z","merge_commit_sha":"6f421d1c4ae2b99f9e98d8139385080351202b24","assignee":null,"milestone":null,"commits_url":"https://api.github.com/repos/Theano/Theano/pulls/2872/commits","review_comments_url":"https://api.github.com/repos/Theano/Theano/pulls/2872/comments","review_comment_url":"https://api.github.com/repos/Theano/Theano/pulls/comments{/number}","comments_url":"https://api.github.com/repos/Theano/Theano/issues/2872/comments","statuses_url":"https://api.github.com/repos/Theano/Theano/statuses/a35ff4eb0307418f40c2683f68efcf4c08441fb7","head":{"label":"TimSalimans:erfcx_op","ref":"erfcx_op","sha":"a35ff4eb0307418f40c2683f68efcf4c08441fb7","user":{"login":"TimSalimans","id":4402977,"avatar_url":"https://avatars.githubusercontent.com/u/4402977?v=3","gravatar_id":"","url":"https://api.github.com/users/TimSalimans","html_url":"https://github.com/TimSalimans","followers_url":"https://api.github.com/users/TimSalimans/followers","following_url":"https://api.github.com/users/TimSalimans/following{/other_user}","gists_url":"https://api.github.com/users/TimSalimans/gists{/gist_id}","starred_url":"https://api.github.com/users/TimSalimans/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/TimSalimans/subscriptions","organizations_url":"https://api.github.com/users/TimSalimans/orgs","repos_url":"https://api.github.com/users/TimSalimans/repos","events_url":"https://api.github.com/users/TimSalimans/events{/privacy}","received_events_url":"https://api.github.com/users/TimSalimans/received_events","type":"User","site_admin":false},"repo":{"id":35038379,"name":"Theano","full_name":"TimSalimans/Theano","owner":{"login":"TimSalimans","id":4402977,"avatar_url":"https://avatars.githubusercontent.com/u/4402977?v=3","gravatar_id":"","url":"https://api.github.com/users/TimSalimans","html_url":"https://github.com/TimSalimans","followers_url":"https://api.github.com/users/TimSalimans/followers","following_url":"https://api.github.com/users/TimSalimans/following{/other_user}","gists_url":"https://api.github.com/users/TimSalimans/gists{/gist_id}","starred_url":"https://api.github.com/users/TimSalimans/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/TimSalimans/subscriptions","organizations_url":"https://api.github.com/users/TimSalimans/orgs","repos_url":"https://api.github.com/users/TimSalimans/repos","events_url":"https://api.github.com/users/TimSalimans/events{/privacy}","received_events_url":"https://api.github.com/users/TimSalimans/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/TimSalimans/Theano","description":"Theano is a Python library that allows you to define, optimize, and evaluate mathematical expressions involving multi-dimensional arrays efficiently. It can use GPUs and perform efficient symbolic differentiation.","fork":true,"url":"https://api.github.com/repos/TimSalimans/Theano","forks_url":"https://api.github.com/repos/TimSalimans/Theano/forks","keys_url":"https://api.github.com/repos/TimSalimans/Theano/keys{/key_id}","collaborators_url":"https://api.github.com/repos/TimSalimans/Theano/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/TimSalimans/Theano/teams","hooks_url":"https://api.github.com/repos/TimSalimans/Theano/hooks","issue_events_url":"https://api.github.com/repos/TimSalimans/Theano/issues/events{/number}","events_url":"https://api.github.com/repos/TimSalimans/Theano/events","assignees_url":"https://api.github.com/repos/TimSalimans/Theano/assignees{/user}","branches_url":"https://api.github.com/repos/TimSalimans/Theano/branches{/branch}","tags_url":"https://api.github.com/repos/TimSalimans/Theano/tags","blobs_url":"https://api.github.com/repos/TimSalimans/Theano/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/TimSalimans/Theano/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/TimSalimans/Theano/git/refs{/sha}","trees_url":"https://api.github.com/repos/TimSalimans/Theano/git/trees{/sha}","statuses_url":"https://api.github.com/repos/TimSalimans/Theano/statuses/{sha}","languages_url":"https://api.github.com/repos/TimSalimans/Theano/languages","stargazers_url":"https://api.github.com/repos/TimSalimans/Theano/stargazers","contributors_url":"https://api.github.com/repos/TimSalimans/Theano/contributors","subscribers_url":"https://api.github.com/repos/TimSalimans/Theano/subscribers","subscription_url":"https://api.github.com/repos/TimSalimans/Theano/subscription","commits_url":"https://api.github.com/repos/TimSalimans/Theano/commits{/sha}","git_commits_url":"https://api.github.com/repos/TimSalimans/Theano/git/commits{/sha}","comments_url":"https://api.github.com/repos/TimSalimans/Theano/comments{/number}","issue_comment_url":"https://api.github.com/repos/TimSalimans/Theano/issues/comments{/number}","contents_url":"https://api.github.com/repos/TimSalimans/Theano/contents/{+path}","compare_url":"https://api.github.com/repos/TimSalimans/Theano/compare/{base}...{head}","merges_url":"https://api.github.com/repos/TimSalimans/Theano/merges","archive_url":"https://api.github.com/repos/TimSalimans/Theano/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/TimSalimans/Theano/downloads","issues_url":"https://api.github.com/repos/TimSalimans/Theano/issues{/number}","pulls_url":"https://api.github.com/repos/TimSalimans/Theano/pulls{/number}","milestones_url":"https://api.github.com/repos/TimSalimans/Theano/milestones{/number}","notifications_url":"https://api.github.com/repos/TimSalimans/Theano/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/TimSalimans/Theano/labels{/name}","releases_url":"https://api.github.com/repos/TimSalimans/Theano/releases{/id}","created_at":"2015-05-04T14:07:18Z","updated_at":"2015-05-04T14:32:01Z","pushed_at":"2015-05-11T07:54:36Z","git_url":"git://github.com/TimSalimans/Theano.git","ssh_url":"git@github.com:TimSalimans/Theano.git","clone_url":"https://github.com/TimSalimans/Theano.git","svn_url":"https://github.com/TimSalimans/Theano","homepage":"http://www.deeplearning.net/software/theano","size":31266,"stargazers_count":0,"watchers_count":0,"language":"Python","has_issues":false,"has_downloads":true,"has_wiki":true,"has_pages":false,"forks_count":0,"mirror_url":null,"open_issues_count":0,"forks":0,"open_issues":0,"watchers":0,"default_branch":"master"}},"base":{"label":"Theano:master","ref":"master","sha":"10d68dd8c0060b38af4d38d1146808a32582df4c","user":{"login":"Theano","id":970517,"avatar_url":"https://avatars.githubusercontent.com/u/970517?v=3","gravatar_id":"","url":"https://api.github.com/users/Theano","html_url":"https://github.com/Theano","followers_url":"https://api.github.com/users/Theano/followers","following_url":"https://api.github.com/users/Theano/following{/other_user}","gists_url":"https://api.github.com/users/Theano/gists{/gist_id}","starred_url":"https://api.github.com/users/Theano/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Theano/subscriptions","organizations_url":"https://api.github.com/users/Theano/orgs","repos_url":"https://api.github.com/users/Theano/repos","events_url":"https://api.github.com/users/Theano/events{/privacy}","received_events_url":"https://api.github.com/users/Theano/received_events","type":"Organization","site_admin":false},"repo":{"id":2183193,"name":"Theano","full_name":"Theano/Theano","owner":{"login":"Theano","id":970517,"avatar_url":"https://avatars.githubusercontent.com/u/970517?v=3","gravatar_id":"","url":"https://api.github.com/users/Theano","html_url":"https://github.com/Theano","followers_url":"https://api.github.com/users/Theano/followers","following_url":"https://api.github.com/users/Theano/following{/other_user}","gists_url":"https://api.github.com/users/Theano/gists{/gist_id}","starred_url":"https://api.github.com/users/Theano/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Theano/subscriptions","organizations_url":"https://api.github.com/users/Theano/orgs","repos_url":"https://api.github.com/users/Theano/repos","events_url":"https://api.github.com/users/Theano/events{/privacy}","received_events_url":"https://api.github.com/users/Theano/received_events","type":"Organization","site_admin":false},"private":false,"html_url":"https://github.com/Theano/Theano","description":"Theano is a Python library that allows you to define, optimize, and evaluate mathematical expressions involving multi-dimensional arrays efficiently. It can use GPUs and perform efficient symbolic differentiation.","fork":false,"url":"https://api.github.com/repos/Theano/Theano","forks_url":"https://api.github.com/repos/Theano/Theano/forks","keys_url":"https://api.github.com/repos/Theano/Theano/keys{/key_id}","collaborators_url":"https://api.github.com/repos/Theano/Theano/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/Theano/Theano/teams","hooks_url":"https://api.github.com/repos/Theano/Theano/hooks","issue_events_url":"https://api.github.com/repos/Theano/Theano/issues/events{/number}","events_url":"https://api.github.com/repos/Theano/Theano/events","assignees_url":"https://api.github.com/repos/Theano/Theano/assignees{/user}","branches_url":"https://api.github.com/repos/Theano/Theano/branches{/branch}","tags_url":"https://api.github.com/repos/Theano/Theano/tags","blobs_url":"https://api.github.com/repos/Theano/Theano/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/Theano/Theano/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/Theano/Theano/git/refs{/sha}","trees_url":"https://api.github.com/repos/Theano/Theano/git/trees{/sha}","statuses_url":"https://api.github.com/repos/Theano/Theano/statuses/{sha}","languages_url":"https://api.github.com/repos/Theano/Theano/languages","stargazers_url":"https://api.github.com/repos/Theano/Theano/stargazers","contributors_url":"https://api.github.com/repos/Theano/Theano/contributors","subscribers_url":"https://api.github.com/repos/Theano/Theano/subscribers","subscription_url":"https://api.github.com/repos/Theano/Theano/subscription","commits_url":"https://api.github.com/repos/Theano/Theano/commits{/sha}","git_commits_url":"https://api.github.com/repos/Theano/Theano/git/commits{/sha}","comments_url":"https://api.github.com/repos/Theano/Theano/comments{/number}","issue_comment_url":"https://api.github.com/repos/Theano/Theano/issues/comments{/number}","contents_url":"https://api.github.com/repos/Theano/Theano/contents/{+path}","compare_url":"https://api.github.com/repos/Theano/Theano/compare/{base}...{head}","merges_url":"https://api.github.com/repos/Theano/Theano/merges","archive_url":"https://api.github.com/repos/Theano/Theano/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/Theano/Theano/downloads","issues_url":"https://api.github.com/repos/Theano/Theano/issues{/number}","pulls_url":"https://api.github.com/repos/Theano/Theano/pulls{/number}","milestones_url":"https://api.github.com/repos/Theano/Theano/milestones{/number}","notifications_url":"https://api.github.com/repos/Theano/Theano/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/Theano/Theano/labels{/name}","releases_url":"https://api.github.com/repos/Theano/Theano/releases{/id}","created_at":"2011-08-10T03:48:06Z","updated_at":"2015-05-10T15:30:55Z","pushed_at":"2015-05-11T12:57:57Z","git_url":"git://github.com/Theano/Theano.git","ssh_url":"git@github.com:Theano/Theano.git","clone_url":"https://github.com/Theano/Theano.git","svn_url":"https://github.com/Theano/Theano","homepage":"http://www.deeplearning.net/software/theano","size":52579,"stargazers_count":1452,"watchers_count":1452,"language":"Python","has_issues":true,"has_downloads":true,"has_wiki":true,"has_pages":false,"forks_count":545,"mirror_url":null,"open_issues_count":370,"forks":545,"open_issues":370,"watchers":1452,"default_branch":"master"}},"_links":{"self":{"href":"https://api.github.com/repos/Theano/Theano/pulls/2872"},"html":{"href":"https://github.com/Theano/Theano/pull/2872"},"issue":{"href":"https://api.github.com/repos/Theano/Theano/issues/2872"},"comments":{"href":"https://api.github.com/repos/Theano/Theano/issues/2872/comments"},"review_comments":{"href":"https://api.github.com/repos/Theano/Theano/pulls/2872/comments"},"review_comment":{"href":"https://api.github.com/repos/Theano/Theano/pulls/comments{/number}"},"commits":{"href":"https://api.github.com/repos/Theano/Theano/pulls/2872/commits"},"statuses":{"href":"https://api.github.com/repos/Theano/Theano/statuses/a35ff4eb0307418f40c2683f68efcf4c08441fb7"}},"merged":true,"mergeable":null,"mergeable_state":"unknown","merged_by":{"login":"nouiz","id":180987,"avatar_url":"https://avatars.githubusercontent.com/u/180987?v=3","gravatar_id":"","url":"https://api.github.com/users/nouiz","html_url":"https://github.com/nouiz","followers_url":"https://api.github.com/users/nouiz/followers","following_url":"https://api.github.com/users/nouiz/following{/other_user}","gists_url":"https://api.github.com/users/nouiz/gists{/gist_id}","starred_url":"https://api.github.com/users/nouiz/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/nouiz/subscriptions","organizations_url":"https://api.github.com/users/nouiz/orgs","repos_url":"https://api.github.com/users/nouiz/repos","events_url":"https://api.github.com/users/nouiz/events{/privacy}","received_events_url":"https://api.github.com/users/nouiz/received_events","type":"User","site_admin":false},"comments":9,"review_comments":1,"commits":6,"additions":111,"deletions":0,"changed_files":6}}