oursland.math
Class DiscreteDistribution

java.lang.Object
  oursland.math.DiscreteDistribution

public class DiscreteDistribution
extends java.lang.Object

Field Summary

private double[]	dist
private double	sum

Constructor Summary

DiscreteDistribution(double[] dist)

DiscreteDistribution(int size)

Method Summary

static double	getEntropy(double[] dist)
static double	getSum(double[] dist)
void	normalize()
static void	normalize(double[] dist)
static void	normalize(double[] dist, double sum)
int	sample()
static int	sample(double[] dist)

Methods inherited from class java.lang.Object

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

Field Detail

dist

private final double[] dist

sum

private double sum

Constructor Detail

DiscreteDistribution

public DiscreteDistribution(int size)

DiscreteDistribution

public DiscreteDistribution(double[] dist)

Method Detail

getSum

public static double getSum(double[] dist)

sample

public int sample()

normalize

public void normalize()

normalize

public static void normalize(double[] dist)

normalize

public static void normalize(double[] dist,
                             double sum)

sample

public static int sample(double[] dist)

getEntropy

public static double getEntropy(double[] dist)