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https://issues.apache.org/jira/browse/SPARK-5714?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14313917#comment-14313917
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Apache Spark commented on SPARK-5714:
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User 'viirya' has created a pull request for this issue:
https://github.com/apache/spark/pull/4501
> Refactor initial step of LDA to remove redundant operations
> -----------------------------------------------------------
>
> Key: SPARK-5714
> URL: https://issues.apache.org/jira/browse/SPARK-5714
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Reporter: Liang-Chi Hsieh
> Priority: Minor
>
> The initialState of LDA performs several RDD operations that looks redundant.
> This pr tries to simplify these operations.
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