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MOEA Framework 2.12 API Specification |
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java.lang.Objectorg.moeaframework.core.fitness.HypervolumeContributionFitnessEvaluator
public class HypervolumeContributionFitnessEvaluator
Assigns the fitness of solutions based on their contribution to the overall hypervolume.
Field Summary |
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Fields inherited from interface org.moeaframework.core.FitnessEvaluator |
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FITNESS_ATTRIBUTE |
Constructor Summary | |
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HypervolumeContributionFitnessEvaluator(Problem problem)
Constructs a new hypervolume contribution fitness evaluator with an offset of 100. |
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HypervolumeContributionFitnessEvaluator(Problem problem,
double offset)
Constructs a new hypervolume contribution fitness evaluator. |
Method Summary | |
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boolean |
areLargerValuesPreferred()
Returns true if larger fitness values are preferred; otherwise
smaller fitness values are preferred. |
void |
evaluate(Population population)
Evaluates the solutions in the specified population assigning the FITNESS_ATTRIBUTE attribute. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public HypervolumeContributionFitnessEvaluator(Problem problem)
problem
- the problempublic HypervolumeContributionFitnessEvaluator(Problem problem, double offset)
problem
- the problemoffset
- the offset used when determining the reference point for\
the hypervolume calculation.Method Detail |
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public void evaluate(Population population)
FitnessEvaluator
FITNESS_ATTRIBUTE
attribute.
evaluate
in interface FitnessEvaluator
population
- the population to be evaluatedpublic boolean areLargerValuesPreferred()
FitnessEvaluator
true
if larger fitness values are preferred; otherwise
smaller fitness values are preferred.
areLargerValuesPreferred
in interface FitnessEvaluator
true
if larger fitness values are preferred; otherwise
smaller fitness values are preferred
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