MeasuresWeightedEntropy Method (Double, Int32, FuncDouble, Double)

Computes the entropy function for a set of numerical values in a given Probability Density Function (pdf).

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

Syntax

public static double WeightedEntropy(
	this double[] values,
	int[] weights,
	Func<double, double> pdf
)

<ExtensionAttribute>
Public Shared Function WeightedEntropy ( 
	values As Double(),
	weights As Integer(),
	pdf As Func(Of Double, Double)
) As Double

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Parameters

values: Type: SystemDouble
A number array containing the vector values.
weights: Type: SystemInt32
The repetition counts for each sample.
pdf: Type: SystemFuncDouble, Double
A probability distribution function.

Return Value

Type: Double
The distribution's entropy for the given values.

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

WeightedEntropy Overload

Accord.Statistics Namespace