Esempio n. 1
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 /**
  * Returns the generational distance of solution set
  *
  * @param solutionSet
  * @return The value of the hypervolume indicator
  */
 public double getGD(SolutionSet solutionSet) {
   return new GenerationalDistance()
       .generationalDistance(
           solutionSet.writeObjectivesToMatrix(),
           trueParetoFront_.writeObjectivesToMatrix(),
           problem_.getNumberOfObjectives());
 } // getGD
Esempio n. 2
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 /**
  * Returns the hypervolume of solution set
  *
  * @param solutionSet
  * @return The value of the hypervolume indicator
  */
 public double getHypervolume(SolutionSet solutionSet) {
   return new Hypervolume()
       .hypervolume(
           solutionSet.writeObjectivesToMatrix(),
           trueParetoFront_.writeObjectivesToMatrix(),
           problem_.getNumberOfObjectives());
 } // getHypervolume
Esempio n. 3
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 /**
  * Returns the epsilon indicator of solution set
  *
  * @param solutionSet
  * @return The value of the hypervolume indicator
  */
 public double getEpsilon(SolutionSet solutionSet) {
   return new Epsilon()
       .epsilon(
           solutionSet.writeObjectivesToMatrix(),
           trueParetoFront_.writeObjectivesToMatrix(),
           problem_.getNumberOfObjectives());
 } // getEpsilon
Esempio n. 4
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 /**
  * Returns the spread of solution set
  *
  * @param solutionSet
  * @return The value of the hypervolume indicator
  */
 public double getSpread(SolutionSet solutionSet) {
   return new Spread()
       .spread(
           solutionSet.writeObjectivesToMatrix(),
           trueParetoFront_.writeObjectivesToMatrix(),
           problem_.getNumberOfObjectives());
 } // getGD
Esempio n. 5
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 /**
  * Constructor
  *
  * @param paretoFrontFile
  */
 public QualityIndicator(Problem problem, String paretoFrontFile) {
   problem_ = problem;
   utilities_ = new qualityIndicator.util.MetricsUtil();
   trueParetoFront_ = utilities_.readNonDominatedSolutionSet(paretoFrontFile);
   trueParetoFrontHypervolume_ =
       new Hypervolume()
           .hypervolume(
               trueParetoFront_.writeObjectivesToMatrix(),
               trueParetoFront_.writeObjectivesToMatrix(),
               problem_.getNumberOfObjectives());
 } // Constructor