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https://issues.apache.org/jira/browse/SPARK-22943?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16314412#comment-16314412
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yuhao yang commented on SPARK-22943:
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Feel free to work on this but I would suggest to get green light from committer
first.
> OneHotEncoder supports manual specification of categorySizes
> ------------------------------------------------------------
>
> Key: SPARK-22943
> URL: https://issues.apache.org/jira/browse/SPARK-22943
> Project: Spark
> Issue Type: Improvement
> Components: ML
> Affects Versions: 2.2.0
> Reporter: yuhao yang
> Priority: Minor
>
> OHE should support configurable categorySizes, as n-values in
> http://scikit-learn.org/stable/modules/generated/sklearn.preprocessing.OneHotEncoder.html.
> which allows consistent and foreseeable conversion.
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