hex.optimization

Class OptimizationUtils.MoreThuente

java.lang.Object

hex.optimization.OptimizationUtils.MoreThuente

All Implemented Interfaces:

OptimizationUtils.LineSearchSolver

Enclosing class:

OptimizationUtils

public static final class OptimizationUtils.MoreThuente
extends java.lang.Object
implements OptimizationUtils.LineSearchSolver

Field Summary

Fields

Modifier and Type	Field and Description
java.lang.String[]	messages

Constructor Summary

Constructors

Constructor and Description
OptimizationUtils.MoreThuente()
OptimizationUtils.MoreThuente(double ftol, double gtol, double xtol)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	evaluate(OptimizationUtils.GradientSolver slvr, OptimizationUtils.GradientInfo ginfo, double[] betaStart, double[] direction, double minStep, double maxStep, int maxfev)
OptimizationUtils.GradientInfo	ginfo()
int	nfeval()
OptimizationUtils.MoreThuente	setFtol(double ftol)
OptimizationUtils.MoreThuente	setGtol(double gtol)
OptimizationUtils.MoreThuente	setInitialStep(double t)
OptimizationUtils.MoreThuente	setXtol(double xtol)
double	step()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

messages

public final java.lang.String[] messages

Constructor Detail

OptimizationUtils.MoreThuente

public OptimizationUtils.MoreThuente()

OptimizationUtils.MoreThuente

public OptimizationUtils.MoreThuente(double ftol,
                             double gtol,
                             double xtol)

Method Detail

setXtol

public OptimizationUtils.MoreThuente setXtol(double xtol)

setFtol

public OptimizationUtils.MoreThuente setFtol(double ftol)

setGtol

public OptimizationUtils.MoreThuente setGtol(double gtol)

setInitialStep

public OptimizationUtils.MoreThuente setInitialStep(double t)

Specified by:

setInitialStep in interface OptimizationUtils.LineSearchSolver

nfeval

public int nfeval()

Specified by:

nfeval in interface OptimizationUtils.LineSearchSolver

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

evaluate

public boolean evaluate(OptimizationUtils.GradientSolver slvr,
               OptimizationUtils.GradientInfo ginfo,
               double[] betaStart,
               double[] direction,
               double minStep,
               double maxStep,
               int maxfev)

Specified by:

evaluate in interface OptimizationUtils.LineSearchSolver

step

public double step()

Specified by:

step in interface OptimizationUtils.LineSearchSolver

ginfo

public OptimizationUtils.GradientInfo ginfo()

Specified by:

ginfo in interface OptimizationUtils.LineSearchSolver