Github user MechCoder commented on a diff in the pull request:
https://github.com/apache/spark/pull/13997#discussion_r69176771
--- Diff: python/pyspark/mllib/linalg/__init__.py ---
@@ -1044,6 +1122,28 @@ def toSparse(self):
return SparseMatrix(self.numRows, self.numCols, colPtrs,
rowIndices, values)
+ def asML(self):
+ """
+ Convert this matrix to the new mllib-local representation.
+ This does NOT copy the data; it copies references.
+
+ >>> mllibDM = Matrices.dense(2, 2, [0, 1, 2, 3])
+ >>> mlDM1 = newlinalg.Matrices.dense(2, 2, [0, 1, 2, 3])
+ >>> mlDM2 = mllibDM.asML()
+ >>> mlDM2 == mlDM1
+ True
+ >>> mllibDMt = DenseMatrix(2, 2, [0, 1, 2, 3], True)
+ >>> mlDMt1 = newlinalg.DenseMatrix(2, 2, [0, 1, 2, 3], True)
+ >>> mlDMt2 = mllibDMt.asML()
+ >>> mlDMt2 == mlDMt1
+ True
+
+ :return: :py:class:`pyspark.ml.linalg.DenseMatrix`
+
+ .. versionadded:: 2.0.0
+ """
+ return newlinalg.DenseMatrix(self.numRows, self.numCols,
self.values, self.isTransposed)
--- End diff --
> 79 ;)
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