com.numericalmethod.suanshu.stats.random.multivariate

Class IID

java.lang.Object

com.numericalmethod.suanshu.stats.random.multivariate.IID

All Implemented Interfaces:

RandomVectorGenerator, java.io.Serializable

public class IID
extends java.lang.Object
implements RandomVectorGenerator

An i.i.d. random vector has elements drawn from the same distribution.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
IID(RandomNumberGenerator rng, int length) Construct a rvg that outputs vectors that have i.i.d.

Method Summary

Modifier and Type	Method and Description
double[]	nextVector() Get the next random vector.
void	seed(long... seeds) Seed the random vector generator to produce repeatable sequences.

Methods inherited from class java.lang.Object

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

Constructor Detail

IID

public IID(RandomNumberGenerator rng,
           int length)

Construct a rvg that outputs vectors that have i.i.d. elements drawn from the same distribution.

Parameters:

rng - the underlying (univariate) random number generator

length - the length of the output vectors

Method Detail

seed

public void seed(long... seeds)

Description copied from interface: RandomVectorGenerator

Seed the random vector generator to produce repeatable sequences.

Specified by:

seed in interface RandomVectorGenerator

Parameters:

seeds - the seeds

nextVector

public double[] nextVector()

Description copied from interface: RandomVectorGenerator

Get the next random vector.

Specified by:

nextVector in interface RandomVectorGenerator

Returns:

the next random vector