FullRunningAverageAndStdDev Class

NReco.Recommender Class Library

Extends FullRunningAverage to add a running standard deviation computation. Uses Welford's method, as described at http://www.johndcook.com/standard_deviation.html

Inheritance Hierarchy

System Object
NReco.CF.Taste.Impl.Common FullRunningAverage
NReco.CF.Taste.Impl.Common FullRunningAverageAndStdDev

Namespace: NReco.CF.Taste.Impl.Common
Assembly: NReco.Recommender (in NReco.Recommender.dll) Version: 1.0.0.0 (1.0.0.0)

Syntax

C++

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public sealed class FullRunningAverageAndStdDev : FullRunningAverage, 
	IRunningAverageAndStdDev, IRunningAverage

public sealed class FullRunningAverageAndStdDev : FullRunningAverage, 
	IRunningAverageAndStdDev, IRunningAverage

Public NotInheritable Class FullRunningAverageAndStdDev 
	Inherits FullRunningAverage 
	Implements IRunningAverageAndStdDev, IRunningAverage

Public NotInheritable Class FullRunningAverageAndStdDev 
	Inherits FullRunningAverage 
	Implements IRunningAverageAndStdDev, IRunningAverage

public ref class FullRunningAverageAndStdDev sealed : public FullRunningAverage, 
	IRunningAverageAndStdDev, IRunningAverage

public ref class FullRunningAverageAndStdDev sealed : public FullRunningAverage, 
	IRunningAverageAndStdDev, IRunningAverage

[<SealedAttribute>]
type FullRunningAverageAndStdDev =  
    class 
        inherit FullRunningAverage 
        interface IRunningAverageAndStdDev 
        interface IRunningAverage 
    end

[<SealedAttribute>]
type FullRunningAverageAndStdDev =  
    class 
        inherit FullRunningAverage 
        interface IRunningAverageAndStdDev 
        interface IRunningAverage 
    end

The FullRunningAverageAndStdDev type exposes the following members.

Constructors

	Name	Description
	FullRunningAverageAndStdDev	Initializes a new instance of the FullRunningAverageAndStdDev class
	FullRunningAverageAndStdDev(Int32, Double, Double, Double)	Initializes a new instance of the FullRunningAverageAndStdDev class

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Methods

	Name	Description
	AddDatum	(Overrides FullRunningAverage AddDatum(Double).)
	ChangeDatum	(Overrides FullRunningAverage ChangeDatum(Double).)
	Equals	Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
	GetAverage	(Inherited from FullRunningAverage.)
	GetCount	(Inherited from FullRunningAverage.)
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object.)
	getMk
	getSk
	GetStandardDeviation
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	Inverse
	RemoveDatum	(Overrides FullRunningAverage RemoveDatum(Double).)
	ToString	(Overrides FullRunningAverage ToString .)

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