GitHub user yanboliang opened a pull request:
https://github.com/apache/spark/pull/10306
[SPARK-8519] [ML] [MLlib] Blockify distance computation in k-means
Use BLAS Level 3 matrix-matrix multiplications to compute pairwise distance
in k-means.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/yanboliang/spark spark-8519
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/10306.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #10306
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commit 202b578ac966e4d61015dda33f10cf7f2cc76022
Author: Yanbo Liang <[email protected]>
Date: 2015-12-15T07:57:33Z
Initial draft of blockify distance computation in k-means
commit 46816f3e8999a5a3ba3c0e93406939143ab1267b
Author: Yanbo Liang <[email protected]>
Date: 2015-12-15T09:37:48Z
clean up code and rename some variables
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