org.carrot2.matrix.factorization

Interface IMatrixFactorization

All Known Subinterfaces:

IIterativeMatrixFactorization

All Known Implementing Classes:

KMeansMatrixFactorization, LocalNonnegativeMatrixFactorization, NonnegativeMatrixFactorizationED, NonnegativeMatrixFactorizationKL, PartialSingularValueDecomposition

public interface IMatrixFactorization

For an m × n matrix A and given k, computes an m × k matrix U and k × n matrix V' such that A ~= UV'.

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.mahout.math.matrix.DoubleMatrix2D	getU() Returns the U matrix (base vectors matrix).
org.apache.mahout.math.matrix.DoubleMatrix2D	getV() Returns the V matrix (coefficient matrix)

Method Detail

getU

org.apache.mahout.math.matrix.DoubleMatrix2D getU()

Returns the U matrix (base vectors matrix).

Returns:

U matrix

getV

org.apache.mahout.math.matrix.DoubleMatrix2D getV()

Returns the V matrix (coefficient matrix)

Returns:

V matrix