class ElementwiseProduct extends VectorTransformer
Outputs the Hadamard product (i.e., the element-wise product) of each input vector with a provided "weight" vector. In other words, it scales each column of the dataset by a scalar multiplier.
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- @Since( "1.4.0" )
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- ElementwiseProduct.scala
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val
scalingVec: Vector
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def
transform(vector: Vector): Vector
Does the hadamard product transformation.
Does the hadamard product transformation.
- vector
vector to be transformed.
- returns
transformed vector.
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- ElementwiseProduct → VectorTransformer
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- @Since( "1.4.0" )
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def
transform(data: JavaRDD[Vector]): JavaRDD[Vector]
Applies transformation on a JavaRDD[Vector].
Applies transformation on a JavaRDD[Vector].
- data
JavaRDD[Vector] to be transformed.
- returns
transformed JavaRDD[Vector].
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- VectorTransformer
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- @Since( "1.1.0" )
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def
transform(data: RDD[Vector]): RDD[Vector]
Applies transformation on an RDD[Vector].
Applies transformation on an RDD[Vector].
- data
RDD[Vector] to be transformed.
- returns
transformed RDD[Vector].
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- VectorTransformer
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