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Apache Spark commented on SPARK-9224: ------------------------------------- User 'feynmanliang' has created a pull request for this issue: https://github.com/apache/spark/pull/7454 > OnlineLDAOptimizer Performance Improvements > ------------------------------------------- > > Key: SPARK-9224 > URL: https://issues.apache.org/jira/browse/SPARK-9224 > Project: Spark > Issue Type: Bug > Components: MLlib > Reporter: Feynman Liang > Priority: Critical > > OnlineLDAOptimizer's current implementation can be improved by using in-place > updating (instead of reassignment to vars), reducing number of > transpositions, and an outer product (instead of looping) to collect stats. -- This message was sent by Atlassian JIRA (v6.3.4#6332) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org