Computes the variance of the matrix columns.

Namespace:  CenterSpace.NMath.Core
Assembly:  NMath (in NMath.dll) Version: 5.1.0.0

Syntax

C#
public static DoubleComplexVector Variance(
	DoubleComplexMatrix A
)
Visual Basic (Declaration)
Public Shared Function Variance ( _
	A As DoubleComplexMatrix _
) As DoubleComplexVector
Visual C++
public:
static DoubleComplexVector^ Variance(
	DoubleComplexMatrix^ A
)

Return Value

A new vector.

Remarks

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

Exceptions

ExceptionCondition
CenterSpace.NMath.Core..::.InvalidArgumentException Thrown if A has zero rows.

See Also