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https://issues.apache.org/jira/browse/SPARK-7612?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14544661#comment-14544661
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Xiangrui Meng commented on SPARK-7612:
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FYI, saw ~4x speedup with this change in performance tests.
> Use BLAS in naive Bayes training
> --------------------------------
>
> Key: SPARK-7612
> URL: https://issues.apache.org/jira/browse/SPARK-7612
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Affects Versions: 1.4.0
> Reporter: Xiangrui Meng
> Assignee: Xiangrui Meng
> Priority: Minor
> Fix For: 1.4.0
>
>
> Similar to the changes we made to k-means, replacing the implementation by
> MLlib's BLAS wrappers gives us better control on the performance.
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