{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/8752","labels_url":"https://api.github.com/repos/apache/spark/issues/8752/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/8752/comments","events_url":"https://api.github.com/repos/apache/spark/issues/8752/events","html_url":"https://github.com/apache/spark/pull/8752","id":106405500,"number":8752,"title":"[SPARK-10595] [ML] [MLLIB] [DOCS] Various ML guide cleanups","user":{"login":"jkbradley","id":5084283,"avatar_url":"https://avatars.githubusercontent.com/u/5084283?v=3","gravatar_id":"","url":"https://api.github.com/users/jkbradley","html_url":"https://github.com/jkbradley","followers_url":"https://api.github.com/users/jkbradley/followers","following_url":"https://api.github.com/users/jkbradley/following{/other_user}","gists_url":"https://api.github.com/users/jkbradley/gists{/gist_id}","starred_url":"https://api.github.com/users/jkbradley/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jkbradley/subscriptions","organizations_url":"https://api.github.com/users/jkbradley/orgs","repos_url":"https://api.github.com/users/jkbradley/repos","events_url":"https://api.github.com/users/jkbradley/events{/privacy}","received_events_url":"https://api.github.com/users/jkbradley/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":6,"created_at":"2015-09-14T18:53:50Z","updated_at":"2015-09-15T23:15:22Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/8752","html_url":"https://github.com/apache/spark/pull/8752","diff_url":"https://github.com/apache/spark/pull/8752.diff","patch_url":"https://github.com/apache/spark/pull/8752.patch"},"body":"Various ML guide cleanups.\r\n\r\n* ml-guide.md: Make it easier to access the algorithm-specific guides.\r\n* LDA user guide: EM often begins with useless topics, but running longer generally improves them dramatically.  E.g., 10 iterations on a Wikipedia dataset produces useless topics, but 50 iterations produces very meaningful topics.\r\n* mllib-feature-extraction.html#elementwiseproduct: “w” parameter should be “scalingVec”\r\n* Clean up Binarizer user guide a little.\r\n* Document in Pipeline that users should not put an instance into the Pipeline in more than 1 place.\r\n* spark.ml Word2Vec user guide: clean up grammar/writing\r\n* Chi Sq Feature Selector docs: Improve text in doc.\r\n\r\nCC: @mengxr @feynmanliang "},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/140578203","html_url":"https://github.com/apache/spark/pull/8752#issuecomment-140578203","issue_url":"https://api.github.com/repos/apache/spark/issues/8752","id":140578203,"user":{"login":"AmplabJenkins","id":4031291,"avatar_url":"https://avatars.githubusercontent.com/u/4031291?v=3","gravatar_id":"","url":"https://api.github.com/users/AmplabJenkins","html_url":"https://github.com/AmplabJenkins","followers_url":"https://api.github.com/users/AmplabJenkins/followers","following_url":"https://api.github.com/users/AmplabJenkins/following{/other_user}","gists_url":"https://api.github.com/users/AmplabJenkins/gists{/gist_id}","starred_url":"https://api.github.com/users/AmplabJenkins/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/AmplabJenkins/subscriptions","organizations_url":"https://api.github.com/users/AmplabJenkins/orgs","repos_url":"https://api.github.com/users/AmplabJenkins/repos","events_url":"https://api.github.com/users/AmplabJenkins/events{/privacy}","received_events_url":"https://api.github.com/users/AmplabJenkins/received_events","type":"User","site_admin":false},"created_at":"2015-09-15T23:15:21Z","updated_at":"2015-09-15T23:15:21Z","body":"Merged build finished. Test PASSed."}}