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https://issues.apache.org/jira/browse/SPARK-8674?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14604898#comment-14604898
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Apache Spark commented on SPARK-8674:
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User 'josepablocam' has created a pull request for this issue:
https://github.com/apache/spark/pull/7075
> 2-sample, 2-sided Kolmogorov Smirnov Test Implementation
> --------------------------------------------------------
>
> Key: SPARK-8674
> URL: https://issues.apache.org/jira/browse/SPARK-8674
> Project: Spark
> Issue Type: New Feature
> Components: MLlib
> Reporter: Jose Cambronero
> Priority: Minor
>
> We added functionality to calculate a 2-sample, 2-sided Kolmogorov Smirnov
> test for 2 RDD[Double]. The calculation provides a test for the null
> hypothesis that both samples come from the same probability distribution. The
> implementation seeks to minimize the shuffles necessary.
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