jdistlib

Class Poisson

java.lang.Object

jdistlib.generic.GenericDistribution

jdistlib.Poisson

public class Poisson
extends jdistlib.generic.GenericDistribution

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Poisson.RandomState

Field Summary

Fields

Modifier and Type	Field and Description
protected double	lambda
protected Poisson.RandomState	state

Fields inherited from class jdistlib.generic.GenericDistribution

random

Constructor Summary

Constructors

Constructor and Description
Poisson(double lambda)

Method Summary

Modifier and Type	Method and Description
static Poisson.RandomState	create_random_state()
double	cumulative(double p, boolean lower_tail, boolean log_p)
static double	cumulative(double x, double lambda, boolean lower_tail, boolean log_p)
static double	density_raw(double x, double lambda, boolean give_log)
double	density(double x, boolean log)
static double	density(double x, double lambda, boolean give_log)
double	quantile(double q, boolean lower_tail, boolean log_p)
static double	quantile(double p, double lambda, boolean lower_tail, boolean log_p)
double	random()
static double	random(double mu, jdistlib.rng.RandomEngine random)
static double	random(double mu, jdistlib.rng.RandomEngine random, Poisson.RandomState state)
double[]	random(int n)
static double[]	random(int n, double mu, jdistlib.rng.RandomEngine random)
static double[]	random(int n, double mu, jdistlib.rng.RandomEngine random, Poisson.RandomState state)

Methods inherited from class jdistlib.generic.GenericDistribution

cumulative_hazard, cumulative_hazard, cumulative, cumulative, cumulative, density, density, getRandomEngine, hazard, hazard, inverse_survival, inverse_survival, quantile, quantile, quantile, random, setRandomEngine, survival, survival, survival

Methods inherited from class java.lang.Object

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

Field Detail

lambda

protected double lambda

state

protected Poisson.RandomState state

Constructor Detail

Poisson

public Poisson(double lambda)

Method Detail

create_random_state

public static final Poisson.RandomState create_random_state()

density_raw

public static final double density_raw(double x,
                                       double lambda,
                                       boolean give_log)

density

public static final double density(double x,
                                   double lambda,
                                   boolean give_log)

cumulative

public static final double cumulative(double x,
                                      double lambda,
                                      boolean lower_tail,
                                      boolean log_p)

quantile

public static final double quantile(double p,
                                    double lambda,
                                    boolean lower_tail,
                                    boolean log_p)

random

public static final double random(double mu,
                                  jdistlib.rng.RandomEngine random)

random

public static final double[] random(int n,
                                    double mu,
                                    jdistlib.rng.RandomEngine random)

random

public static final double[] random(int n,
                                    double mu,
                                    jdistlib.rng.RandomEngine random,
                                    Poisson.RandomState state)

random

public static final double random(double mu,
                                  jdistlib.rng.RandomEngine random,
                                  Poisson.RandomState state)

density

public double density(double x,
                      boolean log)

Specified by:

density in class jdistlib.generic.GenericDistribution

cumulative

public double cumulative(double p,
                         boolean lower_tail,
                         boolean log_p)

Specified by:

cumulative in class jdistlib.generic.GenericDistribution

quantile

public double quantile(double q,
                       boolean lower_tail,
                       boolean log_p)

Specified by:

quantile in class jdistlib.generic.GenericDistribution

random

public double random()

Specified by:

random in class jdistlib.generic.GenericDistribution

random

public double[] random(int n)

Overrides:

random in class jdistlib.generic.GenericDistribution