GitHub user MechCoder opened a pull request:
https://github.com/apache/spark/pull/5946
[SPARK-7401] [MLlib] [PySpark] Vectorize dot product and sq_dist
Currently we iterate over indices which can be vectorized.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/MechCoder/spark spark-7203
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/5946.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 #5946
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commit c862759f688dd060fc2418fd010f0273dc1bd114
Author: MechCoder <[email protected]>
Date: 2015-05-06T18:16:34Z
[SPARK-7401] Vectorize dot product and sq_dist
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