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https://issues.apache.org/jira/browse/SPARK-7652?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Xiangrui Meng resolved SPARK-7652.
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Resolution: Fixed
Fix Version/s: 1.4.0
Issue resolved by pull request 6189
[https://github.com/apache/spark/pull/6189]
> Performance regression in naive Bayes prediction
> ------------------------------------------------
>
> Key: SPARK-7652
> URL: https://issues.apache.org/jira/browse/SPARK-7652
> Project: Spark
> Issue Type: Bug
> Components: MLlib
> Affects Versions: 1.4.0
> Reporter: Xiangrui Meng
> Fix For: 1.4.0
>
>
> Saw some performance regression in naive Bayes prediction. Since the
> multinomial code hasn't been changed since 1.3. I guess the root cause may be
> the breeze upgrade. So we may consider updating the implementation in
> prediction as well.
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