public void TwoDim_EvaluatesCorrectValues(double[] values)
{
var evaluator = new Schwefel(2);
var ds = evaluator.GetGlobalOptimum().GetDecisionSpace();
var result = evaluator.Evaluate(DecisionVector.CreateFromArray(ds, new[] { values[0], values[1] }));
Assert.True(Math.Abs(values[2] - result.ElementAt(0)) < 0.001);
}
public void TwoDim_CorrectlyIdentifiesLegalSolution()
{
var evaluator = new Schwefel(2);
var ds = evaluator.GetGlobalOptimum().GetDecisionSpace();
var legal = evaluator.GetLegality(DecisionVector.CreateFromArray(ds, new[] { 1.0, 1.0 }));
Assert.True(legal);
}
public void TwoDim_CorrectlyIdentifiesIllegalSolution()
{
var evaluator = new Schwefel(2);
var ds = DecisionSpace.CreateForUniformDoubleArray(2, double.MinValue, double.MaxValue);
var legal = evaluator.GetLegality(DecisionVector.CreateFromArray(ds, new[] { -501.0, 210.0 }));
Assert.False(legal);
var legal2 = evaluator.GetLegality(DecisionVector.CreateFromArray(ds, new[] { -250.0, 620.0 }));
Assert.False(legal2);
}
public static void ObliczIndiwFitness(Particle ind)
{
switch (FunctionName.type)
{
case FunctionName.Type.Schwefel:
Schwefel.setFitness(ind);
break;
case FunctionName.Type.DeJong1:
DeJong1.setFitness(ind);
break;
case FunctionName.Type.Rastrigin:
Rastrigin.setFitness(ind);
break;
case FunctionName.Type.Rosenbrock:
Rosenbrock.setFitness(ind);
break;
}
}
internal void ObliczPopulFitness(FunctionName.Type type)
{
for (int j = 0; j < population.Count; j++)
{
switch (type)
{
case FunctionName.Type.DeJong1:
DeJong1.setFitness(population[j]);
break;
case FunctionName.Type.Schwefel:
Schwefel.setFitness(population[j]);
break;
case FunctionName.Type.Rastrigin:
Rastrigin.setFitness(population[j]);
break;
case FunctionName.Type.Rosenbrock:
Rosenbrock.setFitness(population[j]);
break;
}
}
}
