org.moeaframework.core.indicator
Class Spacing

java.lang.Object
  org.moeaframework.core.indicator.Spacing

All Implemented Interfaces:

Indicator

public class Spacing
extends Object
implements Indicator

Spacing metric. Represents the spread of the Pareto front.

Constructor Summary

Spacing(Problem problem)
Constructs a spacing metric evaluator for the specified problem.

Method Summary

double

evaluate(NondominatedPopulation approximationSet) Returns the value of this unary quality indicator given the specified non-dominated population.

Methods inherited from class java.lang.Object

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

Constructor Detail

Spacing

public Spacing(Problem problem)

Constructs a spacing metric evaluator for the specified problem.

Parameters:

problem - the problem

Method Detail

evaluate

public double evaluate(NondominatedPopulation approximationSet)

Description copied from interface: Indicator

Returns the value of this unary quality indicator given the specified non-dominated population.

Specified by:

evaluate in interface Indicator

Parameters:

approximationSet - the non-dominated population to be evaluated

Returns:

the value of this quality indicator given the specified non-dominated population