public MaxMinAntSystemBL2OptBest42SP(TwoSPInstance instance, int numberAnts,
double rho, double alpha, double beta,
int maxReinit)
: base(instance.NumberItems,
TwoSPUtils.Fitness(instance, TwoSPUtils.BLCoordinates(instance, TwoSPUtils.RandomSolution(instance))),
numberAnts, rho, alpha, beta, maxReinit)
{
Instance = instance;
}
protected override int[] InitialSolution()
{
int[] solution;
if (generatedSolutions == 0)
{
solution = TwoSPUtils.DecreasingArea(Instance);
}
else
{
solution = TwoSPUtils.RandomSolution(Instance);
}
generatedSolutions++;
return(solution);
}
protected override int[] RandomSolution()
{
int[] solution;
if (generatedSolutions == 0)
{
solution = TwoSPUtils.DecreasingArea(Instance);
}
else if (generatedSolutions == 1)
{
solution = TwoSPUtils.DecreasingWidth(Instance);
}
else if (generatedSolutions == 2)
{
solution = TwoSPUtils.DecreasingHeight(Instance);
}
else
{
solution = TwoSPUtils.RandomSolution(Instance);
}
generatedSolutions++;
return(solution);
}
