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Posted to issues@spark.apache.org by "Joseph K. Bradley (JIRA)" <ji...@apache.org> on 2018/04/09 19:18:00 UTC

[jira] [Assigned] (SPARK-14681) Provide label/impurity stats for spark.ml decision tree nodes

     [ https://issues.apache.org/jira/browse/SPARK-14681?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Joseph K. Bradley reassigned SPARK-14681:
-----------------------------------------

    Assignee: Weichen Xu

> Provide label/impurity stats for spark.ml decision tree nodes
> -------------------------------------------------------------
>
>                 Key: SPARK-14681
>                 URL: https://issues.apache.org/jira/browse/SPARK-14681
>             Project: Spark
>          Issue Type: Improvement
>          Components: ML
>            Reporter: Joseph K. Bradley
>            Assignee: Weichen Xu
>            Priority: Major
>
> Currently, spark.ml decision trees provide all node info except for the aggregated stats about labels and impurities.  This task is to provide those publicly.  We need to choose a good API for it, so we should discuss the design on this issue before implementing it.



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