Package jdistlib

Class Empirical

java.lang.Object

jdistlib.generic.GenericDistribution

jdistlib.Empirical

public class Empirical
extends GenericDistribution

Discrete empirical distribution that samples observations with replacement.

Field Summary

Fields inherited from class jdistlib.generic.GenericDistribution

random

Constructor Summary

Constructors

Constructor	Description
Empirical(double[] sample)

Method Summary

Modifier and Type	Method	Description
double	cumulative(double x, boolean lowerTail, boolean logP)
double	density(double x, boolean log)
double	quantile(double p, boolean lowerTail, boolean logP)	Uses the inverse empirical CDF (R quantile type 1).
double	random()
static double	random(double[] sample, RandomEngine random)
static double[]	random(int n, double[] sample, 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

Empirical

public Empirical(double[] sample)

Method Details

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)

Uses the inverse empirical CDF (R quantile type 1).

Specified by:

quantile in class GenericDistribution

random

public static double random(double[] sample,
 RandomEngine random)

random

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

random

public double random()

Specified by:

random in class GenericDistribution