stream.generator

Class ColtGaussian

java.lang.Object

stream.generator.ColtGaussian

All Implemented Interfaces:

DistributionFunction

public class ColtGaussian
extends Object
implements DistributionFunction

This class implements a gaussian distributor.

Author:

Hendrik Blom

Field Summary

Fields

Modifier and Type	Field and Description
protected Double	mean
protected cern.jet.random.Normal	rnd
protected cern.jet.random.engine.MersenneTwister64	rndEngine
protected Long	seed
protected Double	variance

Constructor Summary

Constructors

Constructor and Description
ColtGaussian(Double mean, Double variance)
ColtGaussian(Double mean, Double variance, Long seed)

Method Summary

Modifier and Type	Method and Description
Double	getMean()
Long	getSeed()
Double	getVariance()
Double	next()
Double	p(Double x)
void	setMean(Double mean)
void	setSeed(Long seed)
void	setVariance(Double variance)
String	toHtml()
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

seed

protected Long seed

mean

protected Double mean

variance

protected Double variance

rnd

protected cern.jet.random.Normal rnd

rndEngine

protected cern.jet.random.engine.MersenneTwister64 rndEngine

Constructor Detail

ColtGaussian

public ColtGaussian(Double mean,
                    Double variance,
                    Long seed)

ColtGaussian

public ColtGaussian(Double mean,
                    Double variance)

Method Detail

getSeed

public Long getSeed()

Returns:

the seed

setSeed

public void setSeed(Long seed)

Parameters:

seed - the seed to set

getMean

public Double getMean()

Returns:

the mean

setMean

public void setMean(Double mean)

Parameters:

mean - the mean to set

getVariance

public Double getVariance()

Returns:

the variance

setVariance

public void setVariance(Double variance)

Parameters:

variance - the variance to set

next

public Double next()

toHtml

public String toHtml()

toString

public String toString()

Overrides:

toString in class Object

p

public Double p(Double x)

Specified by:

p in interface DistributionFunction

See Also:

DistributionFunction.p(java.lang.Double)