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https://issues.apache.org/jira/browse/SPARK-11560?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15118937#comment-15118937
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Yanbo Liang commented on SPARK-11560:
-------------------------------------
[~yuhaoyan] I think the first step is to use BLAS Level 3 matrix-matrix
multiplications to accelerate the pairwise distance computation. After that we
can discuss the improvements specified to sparse data. I'm open to hear others'
thoughts.
> Optimize KMeans implementation
> ------------------------------
>
> Key: SPARK-11560
> URL: https://issues.apache.org/jira/browse/SPARK-11560
> Project: Spark
> Issue Type: Improvement
> Components: MLlib
> Affects Versions: 1.6.0
> Reporter: Xiangrui Meng
> Assignee: Yanbo Liang
>
> After we dropped `runs`, we can simplify and optimize the k-means
> implementation.
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