Liang-Chi Hsieh fe59a4a5f5 [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. (cherry picked from commit 0b8995168f) Signed-off-by: Joseph K. Bradley <joseph@databricks.com>		2015-06-20 13:02:14 -07:00
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docs	[SPARK-7619] [PYTHON] fix docstring signature	2015-05-14 18:16:48 -07:00
lib	[SPARK-2305] [PySpark] Update Py4J to version 0.8.2.1	2014-07-29 19:02:06 -07:00
pyspark	[SPARK-8468] [ML] Take the negative of some metrics in RegressionEvaluator to get correct cross validation	2015-06-20 13:02:14 -07:00
test_support	[SPARK-8060] Improve DataFrame Python test coverage and documentation.	2015-06-03 00:23:42 -07:00
.gitignore	[SPARK-3946] gitignore in /python includes wrong directory	2014-10-14 14:09:39 -07:00
run-tests	[MINOR] Enable PySpark SQL readerwriter and window tests	2015-06-02 12:02:07 -07:00