/// <summary>
/// Realizuje algorytm selekcji.
/// </summary>
/// <param name="population">Populacja poddawana selekcji.</param>
/// <returns>Zbiór osobników populacji, wybranych w wyniku selekcji do następnej generacji.</returns>
public IChromosome[] Select(IChromosome[] population)
{
if (population.Length < 2)
{
return population;
}
UInt32 tournamenSize = TournamentSize.ComputeSize(population);
UInt32 populationSize = PopulationSize.ComputeSize(population);
IChromosome[] result = new IChromosome[populationSize];
Parallel.For(0, populationSize, i =>
{
IChromosome[] group = new IChromosome[tournamenSize];
for (Int32 j = 0; j < tournamenSize; ++j)
{
group[j] = population[RandomGenerator.Next(0, population.Length)];
}
Array.Sort(group, comparer);
result[i] = group.First();
});
return result;
}
