NMFNonsmoothUpdateCost Method

Returns the value of the cost function for the non-negative factorization of V = WH. The cost function is minimized by the factorization.

Namespace: CenterSpace.NMath.Core
Assembly: NMath (in NMath.dll) Version: 7.4

Syntax

C++

Copy

public double Cost(
	DoubleMatrix V,
	DoubleMatrix W,
	DoubleMatrix H
)

Public Function Cost ( 
	V As DoubleMatrix,
	W As DoubleMatrix,
	H As DoubleMatrix
) As Double

public:
virtual double Cost(
	DoubleMatrix^ V, 
	DoubleMatrix^ W, 
	DoubleMatrix^ H
) sealed

abstract Cost : 
        V : DoubleMatrix * 
        W : DoubleMatrix * 
        H : DoubleMatrix -> float 
override Cost : 
        V : DoubleMatrix * 
        W : DoubleMatrix * 
        H : DoubleMatrix -> float

Parameters

V DoubleMatrix: The non-negative matrix being factored.
W DoubleMatrix: First factor
H DoubleMatrix: Second factor

Return Value

Double
The cost.

Implements

INMFUpdateAlgorithmCost(DoubleMatrix, DoubleMatrix, DoubleMatrix)

Reference

NMFNonsmoothUpdate Class

CenterSpace.NMath.Core Namespace