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https://issues.apache.org/jira/browse/SPARK-16880?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen updated SPARK-16880:
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Assignee: Weichen Xu
Priority: Minor (was: Major)
> Improve ANN training, add training data persist if needed
> ---------------------------------------------------------
>
> Key: SPARK-16880
> URL: https://issues.apache.org/jira/browse/SPARK-16880
> Project: Spark
> Issue Type: Bug
> Components: ML, MLlib
> Reporter: Weichen Xu
> Assignee: Weichen Xu
> Priority: Minor
> Fix For: 2.0.1, 2.1.0
>
> Original Estimate: 24h
> Remaining Estimate: 24h
>
> The ANN layer training does not persist input data RDD,
> so that it may cause overhead cost if the RDD need to compute from lineage.
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