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https://issues.apache.org/jira/browse/SPARK-16934?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen updated SPARK-16934:
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Summary: Improve LogisticCostFun to avoid redundant serialization (was:
Improve LogisticCostFun to avoid redundant serielization)
> Improve LogisticCostFun to avoid redundant serialization
> --------------------------------------------------------
>
> Key: SPARK-16934
> URL: https://issues.apache.org/jira/browse/SPARK-16934
> Project: Spark
> Issue Type: Improvement
> Components: ML, MLlib
> Reporter: Weichen Xu
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> The LogisticCostFun, when calculate, it will serialize closure var
> `featureStd` each time when called, we can improve it using broadcast var.
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