neurord.numeric.math

Class MersenneTwister

java.lang.Object

neurord.numeric.math.MersenneTwister

All Implemented Interfaces:

RandomGenerator

public class MersenneTwister
extends Object
implements RandomGenerator

Constructor Summary

Constructors

Constructor and Description
MersenneTwister()
MersenneTwister(long seed)

Method Summary

Modifier and Type	Method and Description
double	exponential(double tau) A number from the probability distribution [ t ≥ 0] a exp(-at)
double	gammln(double xx)
double	gaussian()
static void	main(String[] argv)
int	poisson(double mean)
float	random()
int	round(double mean) Randomly round up or down, so the average is @mean.
void	setSeed(long seed)
long	used()

Methods inherited from class java.lang.Object

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

Constructor Detail

MersenneTwister

public MersenneTwister()

MersenneTwister

public MersenneTwister(long seed)

Method Detail

used

public long used()

Specified by:

used in interface RandomGenerator

setSeed

public void setSeed(long seed)

random

public final float random()

Specified by:

random in interface RandomGenerator

gaussian

public final double gaussian()

Specified by:

gaussian in interface RandomGenerator

gammln

public final double gammln(double xx)

Specified by:

gammln in interface RandomGenerator

poisson

public final int poisson(double mean)

Specified by:

poisson in interface RandomGenerator

exponential

public final double exponential(double tau)

Description copied from interface: RandomGenerator

A number from the probability distribution [ t ≥ 0] a exp(-at)

Specified by:

exponential in interface RandomGenerator

round

public final int round(double mean)

Description copied from interface: RandomGenerator

Randomly round up or down, so the average is @mean.

Specified by:

round in interface RandomGenerator

main

public static void main(String[] argv)