GitHub user manishamde opened a pull request:
https://github.com/apache/spark/pull/3214
[MLLIB] SPARK-4347: Reducing GradientBoostingSuite run time.Before: [info]
GradientBoostingSuite: [info] - Regression with continuous features:
SquaredError (22 seconds, 115 milliseconds) [info] - Regression with continuous
features: Absolute Error (19 seconds, 330 milliseconds) [info] - Binary
classification with continuous features: Log Loss (19 seconds, 17 milliseconds)
After: [info] - Regression with continuous features: SquaredError (7 seconds,
69 milliseconds) [info] - Regression with continuous features: Absolute Error
(4 seconds, 617 milliseconds) [info] - Binary classification with continuous
features: Log Loss (4 seconds, 658 milliseconds)
Before:
[info] GradientBoostingSuite:
[info] - Regression with continuous features: SquaredError (22 seconds, 115
milliseconds)
[info] - Regression with continuous features: Absolute Error (19 seconds,
330 milliseconds)
[info] - Binary classification with continuous features: Log Loss (19
seconds, 17 milliseconds)
After:
[info] - Regression with continuous features: SquaredError (7 seconds, 69
milliseconds)
[info] - Regression with continuous features: Absolute Error (4 seconds,
617 milliseconds)
[info] - Binary classification with continuous features: Log Loss (4
seconds, 658 milliseconds)
cc: @mengxr, @jkbradley
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/manishamde/spark gbt_test_speedup
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/3214.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 #3214
----
commit 89945526e97e77afa2702267316c605de844ff7b
Author: Manish Amde <[email protected]>
Date: 2014-11-12T00:45:20Z
reducing gbt test run times
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