yu peng created SPARK-20418:
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Summary: multi-label classification support
Key: SPARK-20418
URL: https://issues.apache.org/jira/browse/SPARK-20418
Project: Spark
Issue Type: New Feature
Components: ML
Affects Versions: 2.1.0
Reporter: yu peng
add multi-label label point and make a binary relevance based classifier holder.
http://scikit-learn.org/dev/modules/generated/sklearn.multioutput.MultiOutputClassifier.html#sklearn.multioutput.MultiOutputClassifier
```
X = [ [ 0, 1, 0], [1, 0, 1]]
y = [[1], [1, 2]]
df = sql.CreateDataframe(zip(X, y), ['x', 'y'])
mlp_clf =
MultiOutputClassifier(LogisticRegression).setFeature('X').setLabel('y')
mlp_clf.fit(df)
```
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