gov.sns.tools.optimizer
Class FunctionSolver

java.lang.Object
  |
  +--gov.sns.tools.optimizer.FunctionSolver

Direct Known Subclasses:

GraphDataSolver

public class FunctionSolver

extends java.lang.Object

Constructor Summary

FunctionSolver()
Creates a new instance of FunctionSolver with simplex algorithm.

FunctionSolver(int algorithmType)
Creates a new instance of FunctionSolver with an algorithm of certain type.

Method Summary

protected void	addFittingDataPoint(int i, double x, double y)
double	elapsedTime() Returns the time that has been spent.
SearchAlgorithm	getAlgorothm() Returns an inner search algorithm.
double[]	getBestParamsArray() Returns the best set of parameters as an array.
double[]	getBestParamsStepsArray() Returns the steps of the best set of parameters as an array.
java.util.List	getBestParamsStepsList() Returns the steps of the best set of parameters as a list.
double	getBestScore() Returns the best score.
Scoreboard	getScoreboard() Returns Scoreboard.
Solver	getSolver() Returns an inner solver.
boolean	isRunning() Returns true if it is runnung.
int	iterations() Returns the number of iterations.
void	setFittingData(double[] xA, double[] yA)
void	setFittingData(java.util.List xL, java.util.List yL)
protected void	setFittingDataCpacity(int n)
void	setFunction(FunctionWithArray fArr)
void	setFunction(FunctionWithList fList)
void	setInitialParameters(double[] params, double[] steps)
void	setInitialParameters(double[] params, double[] steps, double[] lower, double[] upper)
void	setInitialParameters(java.util.List params, java.util.List steps)
void	setSearchAlgorithm(int algorithmType) Sets the search algorithm of certain type.
void	setStopper(SolveStopper aStopper) Sets the SolveStopper.
void	solve() Finds the solution of the problem.
void	wantToStop() Notifies the solver that user wants to stop the process.

Methods inherited from class java.lang.Object

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

Constructor Detail

FunctionSolver

public FunctionSolver()

Creates a new instance of FunctionSolver with simplex algorithm.

FunctionSolver

public FunctionSolver(int algorithmType)

Creates a new instance of FunctionSolver with an algorithm of certain type.

Method Detail

setSearchAlgorithm

public void setSearchAlgorithm(int algorithmType)

Sets the search algorithm of certain type.

setFunction

public void setFunction(FunctionWithArray fArr)

setFunction

public void setFunction(FunctionWithList fList)

setInitialParameters

public void setInitialParameters(double[] params,
                                 double[] steps)

setInitialParameters

public void setInitialParameters(double[] params,
                                 double[] steps,
                                 double[] lower,
                                 double[] upper)

setInitialParameters

public void setInitialParameters(java.util.List params,
                                 java.util.List steps)

setFittingData

public void setFittingData(double[] xA,
                           double[] yA)

setFittingData

public void setFittingData(java.util.List xL,
                           java.util.List yL)

setFittingDataCpacity

protected void setFittingDataCpacity(int n)

addFittingDataPoint

protected void addFittingDataPoint(int i,
                                   double x,
                                   double y)

solve

public void solve()

Finds the solution of the problem.

setStopper

public void setStopper(SolveStopper aStopper)

Sets the SolveStopper.

isRunning

public boolean isRunning()

Returns true if it is runnung.

wantToStop

public void wantToStop()

Notifies the solver that user wants to stop the process.

getAlgorothm

public SearchAlgorithm getAlgorothm()

Returns an inner search algorithm.

getSolver

public Solver getSolver()

Returns an inner solver. It can be used to add listeners.

getScoreboard

public Scoreboard getScoreboard()

Returns Scoreboard.

getBestParamsArray

public double[] getBestParamsArray()

Returns the best set of parameters as an array.

getBestParamsStepsArray

public double[] getBestParamsStepsArray()

Returns the steps of the best set of parameters as an array.

getBestParamsStepsList

public java.util.List getBestParamsStepsList()

Returns the steps of the best set of parameters as a list.

elapsedTime

public double elapsedTime()

Returns the time that has been spent.

getBestScore

public double getBestScore()

Returns the best score.

iterations

public int iterations()

Returns the number of iterations.