com.numericalmethod.suanshu.optimization.initialization

Class UniformDistributionOverBox1

java.lang.Object

com.numericalmethod.suanshu.optimization.initialization.UniformDistributionOverBox1

All Implemented Interfaces:

BuildInitials, java.io.Serializable

public class UniformDistributionOverBox1
extends java.lang.Object
implements BuildInitials

This algorithm, by sampling uniformly in each dimension, generates a set of initials uniformly distributed over a box region, with some degree of irregularity or randomness.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
UniformDistributionOverBox1(int N, RealInterval... bounds) Construct a generator to uniformly sample points over a feasible region.

Method Summary

Modifier and Type	Method and Description
Vector[]	getInitials() Generate a set of initial points for optimization.
Vector[]	getInitials(Vector... notused) Generate a set of initial points for optimization from the fewer than required points.
void	seed(long... seeds) Seed the random number 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

UniformDistributionOverBox1

public UniformDistributionOverBox1(int N,
                                   RealInterval... bounds)

Construct a generator to uniformly sample points over a feasible region.

Parameters:

N - the number of initials to generate

bounds - the feasible box region

Method Detail

seed

public void seed(long... seeds)

Seed the random number generator to produce repeatable sequences.

Parameters:

seeds - the seeds

getInitials

public Vector[] getInitials(Vector... notused)

Description copied from interface: BuildInitials

Generate a set of initial points for optimization from the fewer than required points.

Specified by:

getInitials in interface BuildInitials

Parameters:

notused - initial points; null if no initial supplied

Returns:

a full set of initial points

getInitials

public Vector[] getInitials()

Generate a set of initial points for optimization.

Returns:

a full set of initial points