{"action":"created","issue":{"url":"https://api.github.com/repos/apache/spark/issues/9798","labels_url":"https://api.github.com/repos/apache/spark/issues/9798/labels{/name}","comments_url":"https://api.github.com/repos/apache/spark/issues/9798/comments","events_url":"https://api.github.com/repos/apache/spark/issues/9798/events","html_url":"https://github.com/apache/spark/pull/9798","id":117531673,"number":9798,"title":"[SPARK-6787] [ML] add read/write to estimators under ml.feature (1)","user":{"login":"mengxr","id":829644,"avatar_url":"https://avatars.githubusercontent.com/u/829644?v=3","gravatar_id":"","url":"https://api.github.com/users/mengxr","html_url":"https://github.com/mengxr","followers_url":"https://api.github.com/users/mengxr/followers","following_url":"https://api.github.com/users/mengxr/following{/other_user}","gists_url":"https://api.github.com/users/mengxr/gists{/gist_id}","starred_url":"https://api.github.com/users/mengxr/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mengxr/subscriptions","organizations_url":"https://api.github.com/users/mengxr/orgs","repos_url":"https://api.github.com/users/mengxr/repos","events_url":"https://api.github.com/users/mengxr/events{/privacy}","received_events_url":"https://api.github.com/users/mengxr/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":5,"created_at":"2015-11-18T07:39:21Z","updated_at":"2015-11-18T21:32:39Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/apache/spark/pulls/9798","html_url":"https://github.com/apache/spark/pull/9798","diff_url":"https://github.com/apache/spark/pull/9798.diff","patch_url":"https://github.com/apache/spark/pull/9798.patch"},"body":"Add read/write support to the following estimators under spark.ml:\r\n\r\n* CountVectorizer\r\n* IDF\r\n* MinMaxScaler\r\n* StandardScaler (a little awkward because we store some params in spark.mllib model)\r\n* StringIndexer\r\n\r\nAdded some necessary method for read/write. Maybe we should add `private[ml] trait DefaultParamsReadable` and `DefaultParamsWritable` to save some boilerplate code, though we still need to override `load` for Java compatibility.\r\n\r\n@jkbradley "},"comment":{"url":"https://api.github.com/repos/apache/spark/issues/comments/157871284","html_url":"https://github.com/apache/spark/pull/9798#issuecomment-157871284","issue_url":"https://api.github.com/repos/apache/spark/issues/9798","id":157871284,"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":"2015-11-18T21:32:39Z","updated_at":"2015-11-18T21:32:39Z","body":"Merged build finished. Test FAILed."}}