Package jdistlib

Class Categorical

java.lang.Object

jdistlib.generic.GenericDistribution

jdistlib.Categorical

public class Categorical
extends GenericDistribution

Finite categorical distribution over numeric outcomes.

Field Summary

Fields inherited from class jdistlib.generic.GenericDistribution

random

Constructor Summary

Constructors

Constructor	Description
Categorical(double[] outcomes)
Categorical(double[] outcomes, double[] weights)

Method Summary

Modifier and Type	Method	Description
double	cumulative(double x, boolean lowerTail, boolean logP)
static double	cumulative(double x, double[] outcomes, double[] weights, boolean lowerTail, boolean logP)
double	density(double x, boolean log)
static double	density(double x, double[] outcomes, double[] weights, boolean giveLog)
double	quantile(double p, boolean lowerTail, boolean logP)
static double	quantile(double p, double[] outcomes, double[] weights, boolean lowerTail, boolean logP)
double	random()
static double	random(double[] outcomes, double[] weights, RandomEngine random)
static double[]	random(int n, double[] outcomes, double[] weights, RandomEngine random)

Methods inherited from class jdistlib.generic.GenericDistribution

copyBackward, cumulative, cumulative, cumulative, cumulative_hazard, cumulative_hazard, cumulativeInto, density, density, densityInto, getRandomEngine, hazard, hazard, inverse_survival, inverse_survival, quantile, quantile, quantile, quantileInto, random, random, randomInto, setRandomEngine, survival, survival, survival

Methods inherited from class java.lang.Object

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

Constructor Details

Categorical

public Categorical(double[] outcomes,
 double[] weights)

Categorical

public Categorical(double[] outcomes)

Method Details

density

public static double density(double x,
 double[] outcomes,
 double[] weights,
 boolean giveLog)

cumulative

public static double cumulative(double x,
 double[] outcomes,
 double[] weights,
 boolean lowerTail,
 boolean logP)

quantile

public static double quantile(double p,
 double[] outcomes,
 double[] weights,
 boolean lowerTail,
 boolean logP)

random

public static double random(double[] outcomes,
 double[] weights,
 RandomEngine random)

random

public static double[] random(int n,
 double[] outcomes,
 double[] weights,
 RandomEngine random)

density

public double density(double x,
 boolean log)

Specified by:

density in class GenericDistribution

cumulative

public double cumulative(double x,
 boolean lowerTail,
 boolean logP)

Specified by:

cumulative in class GenericDistribution

quantile

public double quantile(double p,
 boolean lowerTail,
 boolean logP)

Specified by:

quantile in class GenericDistribution

random

public double random()

Specified by:

random in class GenericDistribution