private List <String> Lab6StallDetectionMechanism(IEvaluation <bool>[] problems, int seed)
{
List <String> results = new List <String>();
foreach (var problem in problems)
{
TournamentSelection selection = new TournamentSelection(5, seed);
OnePointCrossover crossover = new OnePointCrossover(.5);
double pMut = 0.00000001;
int popSize = 20;
// Hyperparameters
// Number of islands
int[] islands = new int[] { 2, 4, 5, 10 };
// Sposob wyboru populacji do krzyżowania z utkniętą populacją
PopulationChoosingMethod[] methods = new PopulationChoosingMethod[] {
PopulationChoosingMethod.One,
PopulationChoosingMethod.Random,
PopulationChoosingMethod.Random
};
// Sposob wykrycia utknięcia
int[] maxNCDs = new int[] { 5, 10, 20, 30 };
// Grid seach po podanych parametrach
foreach (var n in islands)
{
foreach (var m in methods)
{
foreach (var mncd in maxNCDs)
{
results.Add(Lab6BinaryIslandModel(problem, selection, crossover, pMut, popSize,
n, m, mncd,
seed));
}
}
}
}
return(results);
}
private String Lab6BinaryIslandModel(IEvaluation <bool> evaluation, ASelection selection, ACrossover crossover, double pMut, int popSize, int islandCount, PopulationChoosingMethod method, int maxNCD, int?seed)
{
IterationsStopCondition stopCondition = new IterationsStopCondition(evaluation.dMaxValue, 100);
BinaryRandomGenerator generator = new BinaryRandomGenerator(evaluation.pcConstraint, seed);
BinaryBitFlipMutation mutation = new BinaryBitFlipMutation(pMut, evaluation, seed);
APopulationCrossover <bool> populationCrossover = new ParametrizedPopulationCrossover <bool>(crossover, .5, method);
IslandModel im = new IslandModel(evaluation, stopCondition, generator, selection, crossover,
mutation, popSize, islandCount, maxNCD, populationCrossover);
GAStallDetection <bool> ga = new GAStallDetection <bool>(evaluation, stopCondition, generator, selection, crossover, mutation, 20, 5);
ga.Run();
ReportOptimizationResult(ga.Result);
return(FormatSave(ga));
}
public ParametrizedPopulationCrossover(ACrossover crossover, double prob, PopulationChoosingMethod method, int?seed = null)
: base(crossover, prob, seed)
{
Method = method;
}