GitHub user mengxr opened a pull request:
https://github.com/apache/spark/pull/1917
[SPARK-3001][MLLIB] Improve Spearman's correlation
The current implementation requires sorting individual columns, which could
be done with a global sort.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/mengxr/spark spearman
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/1917.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 #1917
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commit 0846e078bc3fd5c12d7c1773f396d07efbbff45b
Author: Xiangrui Meng <[email protected]>
Date: 2014-08-13T05:59:24Z
first version
commit b98bb18b69f30537fd235ef73d525c0f59f27293
Author: Xiangrui Meng <[email protected]>
Date: 2014-08-13T06:19:26Z
add comments
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