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https://issues.apache.org/jira/browse/SPARK-9077?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14647937#comment-14647937
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Apache Spark commented on SPARK-9077:
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User 'srowen' has created a pull request for this issue:
https://github.com/apache/spark/pull/7800
> Improve error message for decision trees when numExamples <
> maxCategoriesPerFeature
> -----------------------------------------------------------------------------------
>
> Key: SPARK-9077
> URL: https://issues.apache.org/jira/browse/SPARK-9077
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Reporter: Joseph K. Bradley
> Priority: Trivial
> Labels: starter
> Original Estimate: 48h
> Remaining Estimate: 48h
>
> See [SPARK-9075]'s discussion for details. We should improve the current
> error message to recommend that the user remove the high-arity categorical
> features.
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