private static void GenerateTestResults()
{
var referencePareto = LoadReferencePareto();
NsgaHelper.AssignCrowdingDistances(referencePareto.ResultPoints);
var filteredIndividuals =
referencePareto.ResultPoints.OrderByDescending(i => i.CrowdingDistance).Take(150).ToList();
var nadir = FindNadir(filteredIndividuals);
var referenceParetoHyperVolume = RInvoker.HyperVolume(filteredIndividuals, nadir);
var results = LoadResults(OutputsDirectory);
var counter = 0;
var counterMax = results.Count;
foreach (var result in results)
{
try
{
result.HyperVolume = referenceParetoHyperVolume - RInvoker.HyperVolume(result.ResultPoints, nadir);
result.EpsilonIndicator = RInvoker.Epsilon(result.ResultPoints, referencePareto.ResultPoints);
}
catch (Exception e)
{
Console.WriteLine("error in caling R script\n " + e.Message);
}
counter++;
Console.WriteLine($"{counter}/{counterMax}");
}
WriteToCsv(OutputsDirectory, results);
SaveAverageValues(results);
Console.WriteLine("done");
}
private static void AggregateOutputsToPareto()
{
var results = LoadResults(OutputsDirectory);
var groupped =
results.GroupBy(
r =>
r.PopulationSize.ToString(CultureInfo.InvariantCulture) + "_" +
r.Iterations.ToString(CultureInfo.InvariantCulture) + "_" +
r.MutationProbability.ToString(CultureInfo.InvariantCulture)).ToList();
var paretoFronts = new List <List <Individual> >();
var counter = 0;
foreach (var group in groupped)
{
Console.WriteLine(counter + " of " + groupped.Count);
counter++;
var individuals = ExtractIndividuals(group.ToList());
if (individuals.Any(i => i.Evaluations.Single(e => e.Type == ObjectiveType.Macro).Score > 400))
{
continue;
}
paretoFronts.Add(NsgaHelper.FindFirstFront(individuals));
}
var referenceParetoConverted = NsgaHelper.FindFirstFront(paretoFronts.SelectMany(p => p).ToList()).Select(Mapper.CreateResultPoint);
SaveParetoAsJson(OutputsDirectory, new FrontResult {
ResultPoints = referenceParetoConverted.ToList()
});
Console.WriteLine("Pareto aggregated");
}
