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https://issues.apache.org/jira/browse/SPARK-23975?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16450161#comment-16450161
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Joseph K. Bradley commented on SPARK-23975:
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I merged https://github.com/apache/spark/pull/21081 for KMeans, and [~lu.DB]
will follow up for the other algs.
> Allow Clustering to take Arrays of Double as input features
> -----------------------------------------------------------
>
> Key: SPARK-23975
> URL: https://issues.apache.org/jira/browse/SPARK-23975
> Project: Spark
> Issue Type: Bug
> Components: ML
> Affects Versions: 2.3.0
> Reporter: Lu Wang
> Priority: Major
>
> Clustering algorithms should accept Arrays in addition to Vectors as input
> features. The python interface should also be changed so that it would make
> PySpark a lot easier to use.
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