de.jstacs.utils.random

Class EqualParts

java.lang.Object

de.jstacs.utils.random.MultivariateRandomGenerator

de.jstacs.utils.random.EqualParts

public class EqualParts
extends MultivariateRandomGenerator

This class is no real random generator it just returns 1/n for all values. The content of container MRGParams is never used in this class.

Author:

Jens Keilwagen

Constructor Summary

Constructors

Constructor and Description
EqualParts()

Method Summary

Modifier and Type	Method and Description
void	generate(double[] d, int start, int number) Modifies a given number of array entries to 1/number.
void	generate(double[] d, int start, int number, MRGParams p) Generates a n-dimensional random array as part of the array d beginning at start.
double[]	generate(int n) Returns an array of length n with entries 1/n.

Methods inherited from class de.jstacs.utils.random.MultivariateRandomGenerator

generate

Methods inherited from class java.lang.Object

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

Constructor Detail

EqualParts

public EqualParts()

Method Detail

generate

public void generate(double[] d,
                     int start,
                     int number,
                     MRGParams p)

Description copied from class: MultivariateRandomGenerator

Generates a n-dimensional random array as part of the array d beginning at start.

Specified by:

generate in class MultivariateRandomGenerator

Parameters:

d - the array

start - the start index for generated values

number - the dimension of the random array

p - the parameter of the underlying distribution

generate

public double[] generate(int n)

Returns an array of length n with entries 1/n.

Parameters:

n - the length of the array and the divisor for the calculation of the equal parts as its entries

Returns:

an array of length n with entries 1/n

See Also:

generate(double[], int, int)

generate

public void generate(double[] d,
                     int start,
                     int number)

Modifies a given number of array entries to 1/number.

Parameters:

d - the array which will be modified

start - the start index of the modification of the array

number - the number of entries 1/number