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https://issues.apache.org/jira/browse/SPARK-1216?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14206526#comment-14206526
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Sean Owen commented on SPARK-1216:
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[~sandyr] This is basically https://issues.apache.org/jira/browse/SPARK-4081
and Joseph has a PR for it now?
> Add a OneHotEncoder for handling categorical features
> -----------------------------------------------------
>
> Key: SPARK-1216
> URL: https://issues.apache.org/jira/browse/SPARK-1216
> Project: Spark
> Issue Type: Bug
> Components: MLlib
> Affects Versions: 0.9.0
> Reporter: Sandy Pérez González
> Assignee: Sandy Ryza
>
> It would be nice to add something to MLLib to make it easy to do one-of-K
> encoding of categorical features.
> Something like:
> http://scikit-learn.org/stable/modules/generated/sklearn.preprocessing.OneHotEncoder.html
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