MeasuresWeightedMean Method (Double, Int32, Int32)

Calculates the weighted matrix Mean vector.

Namespace: Accord.Statistics
Assembly: Accord.Math (in Accord.Math.dll) Version: 3.8.0

Syntax

public static double[] WeightedMean(
	this double[][] matrix,
	int[] weights,
	int dimension = 0
)

<ExtensionAttribute>
Public Shared Function WeightedMean ( 
	matrix As Double()(),
	weights As Integer(),
	Optional dimension As Integer = 0
) As Double()

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Parameters

matrix: Type: SystemDouble
A matrix whose means will be calculated.
weights: Type: SystemInt32
A vector containing the importance of each sample in the matrix.
dimension (Optional): Type: SystemInt32
The dimension along which the means will be calculated. Pass 0 to compute a row vector containing the mean of each column, or 1 to compute a column vector containing the mean of each row. Default value is 0.

Return Value

Type: Double
Returns a vector containing the means of the given matrix.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type . When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Reference

Measures Class

WeightedMean Overload

Accord.Statistics Namespace