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Showing content from http://spark.apache.org/docs/latest/api/java/org/apache/spark/mllib/feature/ElementwiseProduct.html below:

ElementwiseProduct (Spark 4.0.0 JavaDoc)

org.apache.spark.mllib.feature.ElementwiseProduct

All Implemented Interfaces:

Serializable, 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. param: scalingVec The values used to scale the reference vector's individual components.

See Also:

• Serialized Form

• Constructor Summary

  Constructors

• Method Summary

  Does the hadamard product transformation.

• Constructor Details
  • ElementwiseProduct public ElementwiseProduct(Vector scalingVec)
• Method Details
  • scalingVec
  • transform

    Specified by:

    transform in interface VectorTransformer

    Parameters:

    vector - vector to be transformed.

    Returns:

    transformed vector.

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