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https://issues.apache.org/jira/browse/SPARK-14926?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15338092#comment-15338092
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Apache Spark commented on SPARK-14926:
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User 'josh-howes' has created a pull request for this issue:
https://github.com/apache/spark/pull/13762
> OneVsRest labelMetadata uses incorrect name
> -------------------------------------------
>
> Key: SPARK-14926
> URL: https://issues.apache.org/jira/browse/SPARK-14926
> Project: Spark
> Issue Type: Bug
> Components: ML
> Affects Versions: 1.4.1, 1.5.2, 1.6.1, 2.0.0
> Reporter: Joseph K. Bradley
> Priority: Trivial
>
> OneVsRestModel applies {{labelMetadata}} to the output column, but the
> metadata could contain the wrong name. The attribute name should be modified
> to match {{predictionCol}}.
> Here is the relevant location:
> [[https://github.com/apache/spark/blob/2a3d39f48b1a7bb462e17e80e243bbc0a94d802e/mllib/src/main/scala/org/apache/spark/ml/classification/OneVsRest.scala#L200]]
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