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[SPARK-21741][ML][PySpark] Python API for DataFrame-based multivariate summarizer #20695

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[SPARK-21741][ML][PySpark] Python API for DataFrame-based multivariate summarizer #20695

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488d45a
init pr
WeichenXu123 Feb 28, 2018
7d3cb1b
update doctest
WeichenXu123 Feb 28, 2018
001ff46
update doctest
WeichenXu123 Feb 28, 2018
b3e9ddd
update version
WeichenXu123 Mar 1, 2018
e64f795
address bago comment
WeichenXu123 Mar 21, 2018
21edbcd
merge master & resolve conflicts
WeichenXu123 Apr 11, 2018
f7cec51
Merge branch 'master' into py_summarizer
WeichenXu123 Apr 13, 2018
20968c1
address comments
WeichenXu123 Apr 13, 2018
b91dbeb
fix python style
WeichenXu123 Apr 13, 2018
9a4a0ca
address comments
WeichenXu123 Apr 17, 2018
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fix python style
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@WeichenXu123
WeichenXu123 committed Apr 13, 2018
commit b91dbebe0048c85d771aaaf238dc11b2f4d36f55
3 changes: 1 addition & 2 deletions python/pyspark/ml/stat.py
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Expand Up @@ -376,12 +376,11 @@ def summary(self, featuresCol, weightCol=None):

:param featuresCol:
a column that contains features Vector object.
:param weightCol
:param weightCol:
a column that contains weight value. Default weight is 1.0.
:return:
an aggregate column that contains the statistics. The exact content of this
structure is determined during the creation of the builder.

"""
featuresCol, weightCol = Summarizer._check_param(featuresCol, weightCol)
return Column(self._js.summary(featuresCol._jc, weightCol._jc))
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