GitHub user sethah opened a pull request:
https://github.com/apache/spark/pull/10231
[SPARK-12182][ML] Distributed binning for trees in spark.ml
This PR changes the `findSplits` method in spark.ml to perform split
calculations on the workers. This PR is meant to copy
[PR-8246](https://github.com/apache/spark/pull/8246) which added the same
feature for MLlib.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/sethah/spark SPARK-12182
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/10231.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 #10231
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commit 16d936eafa3a93ea6d22fdee60441eabb86a3c65
Author: sethah <[email protected]>
Date: 2015-12-08T23:08:32Z
distributed findsplits for spark ml
commit 2a4383332ff4670500a9ce55c79e88c0c9d067ec
Author: sethah <[email protected]>
Date: 2015-12-09T00:17:34Z
removing helper function
commit 8f06b3415553b78bf3d73259750439e9319d5fdb
Author: sethah <[email protected]>
Date: 2015-12-09T22:18:15Z
type ascription for splits
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