{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/6245","labels_url":"https://api.github.com/repos/apache/spark/issues/6245/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/6245/comments","events_url":"https://api.github.com/repos/apache/spark/issues/6245/events","html_url":"https://github.com/apache/spark/pull/6245","id":77804818,"number":6245,"title":"[MLLIB][SPARK-7615, SPARK-7617, SPARK-7618]: Avoid divided by zero norm, cache normalized Word Vectors","user":{"login":"ezli","id":776032,"avatar_url":"https://avatars.githubusercontent.com/u/776032?v=3","gravatar_id":"","url":"https://api.github.com/users/ezli","html_url":"https://github.com/ezli","followers_url":"https://api.github.com/users/ezli/followers","following_url":"https://api.github.com/users/ezli/following{/other_user}","gists_url":"https://api.github.com/users/ezli/gists{/gist_id}","starred_url":"https://api.github.com/users/ezli/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ezli/subscriptions","organizations_url":"https://api.github.com/users/ezli/orgs","repos_url":"https://api.github.com/users/ezli/repos","events_url":"https://api.github.com/users/ezli/events{/privacy}","received_events_url":"https://api.github.com/users/ezli/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":14,"created_at":"2015-05-18T21:04:27Z","updated_at":"2015-05-20T19:39:28Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/6245","html_url":"https://github.com/apache/spark/pull/6245","diff_url":"https://github.com/apache/spark/pull/6245.diff","patch_url":"https://github.com/apache/spark/pull/6245.patch"},"body":"1. [SPARK-7615] Commit 8c23ddd: Fix wordVectors divided by norm = 0. Add a ScalaTest for divided by zero scenario;\r\n2. [SPARK-7617] Commit a941a3d: Normalize fVector in findSynonyms() to make cosine distances comparable across all words.\r\n3. [SPARK-7618] Commit 8642ff2: Cache the normalized wordVectors, speed up multiple findSynonyms() calls; Do lazy loading for wordVectors and wordVectorsNormalized;"},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/104009780","html_url":"https://github.com/apache/spark/pull/6245#issuecomment-104009780","issue_url":"https://api.github.com/repos/apache/spark/issues/6245","id":104009780,"user":{"login":"SparkQA","id":8108735,"avatar_url":"https://avatars.githubusercontent.com/u/8108735?v=3","gravatar_id":"","url":"https://api.github.com/users/SparkQA","html_url":"https://github.com/SparkQA","followers_url":"https://api.github.com/users/SparkQA/followers","following_url":"https://api.github.com/users/SparkQA/following{/other_user}","gists_url":"https://api.github.com/users/SparkQA/gists{/gist_id}","starred_url":"https://api.github.com/users/SparkQA/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/SparkQA/subscriptions","organizations_url":"https://api.github.com/users/SparkQA/orgs","repos_url":"https://api.github.com/users/SparkQA/repos","events_url":"https://api.github.com/users/SparkQA/events{/privacy}","received_events_url":"https://api.github.com/users/SparkQA/received_events","type":"User","site_admin":false},"created_at":"2015-05-20T19:39:28Z","updated_at":"2015-05-20T19:39:28Z","body":"  [Test build #33162 has started](https://amplab.cs.berkeley.edu/jenkins/job/SparkPullRequestBuilder/33162/consoleFull) for   PR 6245 at commit [`dba6731`](https://github.com/apache/spark/commit/dba6731d5c8ebc62656b690f4594bf1ccd834b28)."}}