org.joone.engine.weights
Class RandomWeightInitializer

java.lang.Object
  org.joone.engine.weights.RandomWeightInitializer

All Implemented Interfaces:

java.io.Serializable, WeightInitializer

public class RandomWeightInitializer
extends java.lang.Object
implements WeightInitializer

This class initializes weights (and biases) in a random way within a given domain.

Author:

Boris Jansen

See Also:

Serialized Form

Constructor Summary

RandomWeightInitializer(double aBoundary)
Creates a new instance of RandomWeightInitializer

RandomWeightInitializer(double aLowerBound, double anUpperBound)
Creates a new instance of RandomWeightInitializer and set the domain to initialize the weights with to [aLowerBound, anUpperBound].

Method Summary

double	getLowerBound() Gets the lower bound.
double	getUpperBound() Gets the upper bound.
void	initialize(Matrix aMatrix) Initializes the weights or biases within the domain [lowerBound, upperBound].
void	setLowerBound(double aLowerBound) Sets the lower bound.
void	setUpperBound(double anUpperBound) Sets the upper bound.

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomWeightInitializer

public RandomWeightInitializer(double aBoundary)

Creates a new instance of RandomWeightInitializer

Parameters:

aBoundary - the boundaries of the domain to initialize the weights with to [-aBoundary, aBoundary].

RandomWeightInitializer

public RandomWeightInitializer(double aLowerBound,
                               double anUpperBound)

Creates a new instance of RandomWeightInitializer and set the domain to initialize the weights with to [aLowerBound, anUpperBound].

Parameters:

aLowerBound - the lower boundary of the domain to initialize the weights with.

anUpperBound - the upper boundary of the domain to initialize the weights with. to [-aBoundary, aBoundary].

Method Detail

initialize

public void initialize(Matrix aMatrix)

Initializes the weights or biases within the domain [lowerBound, upperBound].

Specified by:

initialize in interface WeightInitializer

Parameters:

aMatrix - the weights or biases to initialize.

getLowerBound

public double getLowerBound()

Gets the lower bound.

Returns:

the lower bound.

setLowerBound

public void setLowerBound(double aLowerBound)

Sets the lower bound.

Parameters:

aLowerBound - the new lower bound.

getUpperBound

public double getUpperBound()

Gets the upper bound.

Returns:

the upper bound.

setUpperBound

public void setUpperBound(double anUpperBound)

Sets the upper bound.

Parameters:

anUpperBound - the new upper bound.