GitHub user srowen opened a pull request:
https://github.com/apache/spark/pull/15299
[SPARK-17704][ML][MLlib] ChiSqSelector performance improvement.
## What changes were proposed in this pull request?
Partial revert of #15277 to instead sort and store input to model rather
than require sorted input
## How was this patch tested?
Existing tests.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/srowen/spark SPARK-17704.2
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/15299.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 #15299
----
commit c0c0174e30a3e4473e0d5c4872c5b33144e5b015
Author: Sean Owen <[email protected]>
Date: 2016-09-29T13:31:01Z
Partial revert of #15277 to instead sort and store input to model rather
than require sorted input
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