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| author | Liang-Chi Hsieh <viirya@gmail.com> | 2015-06-20 13:01:59 -0700 |
|---|---|---|
| committer | Joseph K. Bradley <joseph@databricks.com> | 2015-06-20 13:01:59 -0700 |
| commit | 0b8995168f02bb55afb0a5b7dbdb941c3c89cb4c (patch) | |
| tree | 64a27502be793519bed306017f558f1a3fb15044 /tools | |
| parent | 1b6fe9b1a70aa3f81448c2705ea3a4b501cbda9d (diff) | |
| download | spark-0b8995168f02bb55afb0a5b7dbdb941c3c89cb4c.tar.gz spark-0b8995168f02bb55afb0a5b7dbdb941c3c89cb4c.tar.bz2 spark-0b8995168f02bb55afb0a5b7dbdb941c3c89cb4c.zip | |
[SPARK-8468] [ML] Take the negative of some metrics in RegressionEvaluator to get correct cross validation
JIRA: https://issues.apache.org/jira/browse/SPARK-8468
Author: Liang-Chi Hsieh <viirya@gmail.com>
Closes #6905 from viirya/cv_min and squashes the following commits:
930d3db [Liang-Chi Hsieh] Fix python unit test and add document.
d632135 [Liang-Chi Hsieh] Merge remote-tracking branch 'upstream/master' into cv_min
16e3b2c [Liang-Chi Hsieh] Take the negative instead of reciprocal.
c3dd8d9 [Liang-Chi Hsieh] For comments.
b5f52c1 [Liang-Chi Hsieh] Add param to CrossValidator for choosing whether to maximize evaulation value.
Diffstat (limited to 'tools')
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