/** {@inheritDoc} */
@Override
public void initialise(Problem problem) {
StructuredType harmony = problem.getDomain().getBuiltRepresenation().getClone();
harmony.randomize(new MersenneTwister());
setCandidateSolution(harmony);
this.getProperties().put(EntityType.FITNESS, InferiorFitness.instance());
}
/**
* Update personal best if and only if the particle is within the bounds of the search space /
* problem.
*
* @param particle The particle to update.
*/
@Override
public void updatePersonalBest(Particle particle) {
if (!Types.isInsideBounds(particle.getPosition())) {
particle.getProperties().put(EntityType.FITNESS, InferiorFitness.instance());
return;
}
delegate.updatePersonalBest(particle);
}
/** {@inheritDoc} */
@Override
public void algorithmInitialisation() {
if (problem != null) {
optimisationAlgorithm.setOptimisationProblem(problem);
}
fitness = InferiorFitness.instance();
restarts = 0;
algorithm.performInitialisation();
solution = optimisationAlgorithm.getBestSolution();
}
@Override
public Fitness getFitness(Individual entity) {
return InferiorFitness.instance();
}