jmetal.problems.WFG
Class WFG9

java.lang.Object
  jmetal.core.Problem
      jmetal.problems.WFG.WFG
          jmetal.problems.WFG.WFG9

All Implemented Interfaces:

java.io.Serializable

public class WFG9
extends WFG

Creates a default WFG9 problem with 2 position-related parameters, 4 distance-related parameters, and 2 objectives

See Also:

Serialized Form

Field Summary

Fields inherited from class jmetal.problems.WFG.WFG

A_, D_, k_, l_, M_, random, S_

Fields inherited from class jmetal.core.Problem

length_, lowerLimit_, numberOfConstraints_, numberOfObjectives_, numberOfVariables_, problemName_, solutionType_, upperLimit_

Constructor Summary

WFG9(java.lang.String solutionType)
Creates a default WFG9 with 2 position-related parameters, 4 distance-related parameters, and 2 objectives

WFG9(java.lang.String solutionType, java.lang.Integer k, java.lang.Integer l, java.lang.Integer M)
Creates a WFG9 problem instance

Method Summary

float[]	evaluate(float[] z) Evaluates a solution
void	evaluate(Solution solution) Evaluates a solution
float[]	t1(float[] z, int k) WFG9 t1 transformation
float[]	t2(float[] z, int k) WFG9 t2 transformation
float[]	t3(float[] z, int k, int M) WFG9 t3 transformation

Methods inherited from class jmetal.problems.WFG.WFG

calculate_x, correct_to_01, normalise, subVector

Methods inherited from class jmetal.core.Problem

evaluateConstraints, getLength, getLowerLimit, getName, getNumberOfBits, getNumberOfConstraints, getNumberOfObjectives, getNumberOfVariables, getPrecision, getPrecision, getSolutionType, getUpperLimit, setNumberOfVariables, setPrecision, setSolutionType

Methods inherited from class java.lang.Object

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

Constructor Detail

WFG9

public WFG9(java.lang.String solutionType)
     throws java.lang.ClassNotFoundException

Creates a default WFG9 with 2 position-related parameters, 4 distance-related parameters, and 2 objectives

Parameters:

solutionType - The solution type must "Real" or "BinaryReal".

Throws:

java.lang.ClassNotFoundException

WFG9

public WFG9(java.lang.String solutionType,
            java.lang.Integer k,
            java.lang.Integer l,
            java.lang.Integer M)
     throws java.lang.ClassNotFoundException

Creates a WFG9 problem instance

Parameters:

k - Number of position variables

l - Number of distance variables

M - Number of objective functions

solutionType - The solution type must "Real" or "BinaryReal".

Throws:

java.lang.ClassNotFoundException

Method Detail

evaluate

public float[] evaluate(float[] z)

Evaluates a solution

Specified by:

evaluate in class WFG

Parameters:

z - The solution to evaluate

Returns:

double [] with the evaluation results

t1

public float[] t1(float[] z,
                  int k)

WFG9 t1 transformation

t2

public float[] t2(float[] z,
                  int k)

WFG9 t2 transformation

t3

public float[] t3(float[] z,
                  int k,
                  int M)

WFG9 t3 transformation

evaluate

public final void evaluate(Solution solution)
                    throws JMException

Evaluates a solution

Specified by:

evaluate in class Problem

Parameters:

solution - The solution to evaluate

Throws:

JMException