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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
..
ml [SPARK-8468] [ML] Take the negative of some metrics in RegressionEvaluator to get correct cross validation 2015-06-20 13:02:14 -07:00
mllib [SPARK-7916] [MLLIB] MLlib Python doc parity check for classification and regression 2015-06-16 14:30:42 -07:00
sql [SPARK-8146] DataFrame Python API: Alias replace in df.na 2015-06-07 01:21:08 -07:00
streaming [SPARK-7497] [PYSPARK] [STREAMING] fix streaming flaky tests 2015-06-01 14:40:40 -07:00
__init__.py [SPARK-4172] [PySpark] Progress API in Python 2015-02-17 13:36:43 -08:00
accumulators.py [SPARK-7899] [PYSPARK] Fix Python 3 pyspark/sql/types module conflict 2015-06-01 16:56:04 -07:00
broadcast.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
cloudpickle.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
conf.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
context.py [SPARK-8373] [PYSPARK] Add emptyRDD to pyspark and fix the issue when calling sum on an empty RDD 2015-06-17 13:59:47 -07:00
daemon.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
files.py [SPARK-3309] [PySpark] Put all public API in __all__ 2014-09-03 11:49:45 -07:00
heapq3.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
java_gateway.py [SPARK-6949] [SQL] [PySpark] Support Date/Timestamp in Column expression 2015-04-21 00:08:18 -07:00
join.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
profiler.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
rdd.py [SPARK-8373] [PYSPARK] Add emptyRDD to pyspark and fix the issue when calling sum on an empty RDD 2015-06-17 13:59:47 -07:00
rddsampler.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
resultiterable.py [SPARK-3074] [PySpark] support groupByKey() with single huge key 2015-04-09 17:07:23 -07:00
serializers.py [SPARK-8339] [PYSPARK] integer division for python 3 2015-06-19 00:12:43 -07:00
shell.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
shuffle.py [SPARK-8202] [PYSPARK] fix infinite loop during external sort in PySpark 2015-06-18 13:49:32 -07:00
statcounter.py [SPARK-4897] [PySpark] Python 3 support 2015-04-16 16:20:57 -07:00
status.py [SPARK-4172] [PySpark] Progress API in Python 2015-02-17 13:36:43 -08:00
storagelevel.py [SPARK-3417] Use new-style classes in PySpark 2014-09-08 15:45:36 -07:00
tests.py [SPARK-8202] [PYSPARK] fix infinite loop during external sort in PySpark 2015-06-18 13:49:32 -07:00
traceback_utils.py [SPARK-1087] Move python traceback utilities into new traceback_utils.py file. 2014-09-15 19:28:17 -07:00
worker.py [SPARK-6216] [PYSPARK] check python version of worker with driver 2015-05-18 12:55:37 -07:00