GitHub user MechCoder opened a pull request:
https://github.com/apache/spark/pull/5330
[SPARK-5972] [MLlib] Cache residuals and gradient in GBT during training
and validation
The previous PR https://github.com/apache/spark/pull/4906 helped to extract
the learning curve giving the error for each iteration. This continues the work
refactoring some code and extending the same logic during training and
validation.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/MechCoder/spark spark-5972
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/5330.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 #5330
----
commit 100850ab4eb7cf74185a3959146e9af3f54d1ab3
Author: MechCoder <[email protected]>
Date: 2015-04-02T08:13:30Z
[SPARK-5972] Cache residuals and gradient in GBT during training and
validation
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