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https://issues.apache.org/jira/browse/SPARK-9918?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14694352#comment-14694352
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Apache Spark commented on SPARK-9918:
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User 'mengxr' has created a pull request for this issue:
https://github.com/apache/spark/pull/8148
> Remove runs from KMeans under the pipeline API
> ----------------------------------------------
>
> Key: SPARK-9918
> URL: https://issues.apache.org/jira/browse/SPARK-9918
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Affects Versions: 1.5.0
> Reporter: Xiangrui Meng
> Assignee: Xiangrui Meng
>
> This requires some discussion. I'm not sure whether `runs` is a useful
> parameter. It certainly complicates the implementation. We might want to
> optimize the k-means implementation with block matrix operations. In this
> case, having `runs` may not be worth the trade-offs.
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