algo
Class ConjugateGradient

java.lang.Object
  algo.ConjugateGradient

public class ConjugateGradient
extends Object

Constructor Summary

ConjugateGradient(int numParams)

Method Summary

double	lineSearch(DifferentiableObjective o, double[] parameters, double[] direction) finds the maximizer of o(parameters + lambda*direction)
boolean	maximize(DifferentiableObjective o)

Methods inherited from class java.lang.Object

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

Constructor Detail

ConjugateGradient

public ConjugateGradient(int numParams)

Method Detail

maximize

public boolean maximize(DifferentiableObjective o)

lineSearch

public double lineSearch(DifferentiableObjective o,
                         double[] parameters,
                         double[] direction)

finds the maximizer of o(parameters + lambda*direction)

Parameters:

o -

parameters -

direction -

Returns:

the score at the new parameters