NMathFunctionsVariance(DoubleComplexMatrix) Method

Computes the variance of the matrix columns.

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

Syntax

public static DoubleComplexVector Variance(
	DoubleComplexMatrix A
)

Public Shared Function Variance ( 
	A As DoubleComplexMatrix
) As DoubleComplexVector

public:
static DoubleComplexVector^ Variance(
	DoubleComplexMatrix^ A
)

static member Variance : 
        A : DoubleComplexMatrix -> DoubleComplexVector

Exceptions

Exception	Condition
InvalidArgumentException	Thrown if A has zero rows.

Remarks

v[j] = (System.Math.pow(A[0,j] - mean, 2) + System.Math.pow(A[i,j] - mean, 2) + ... ) / n