protected override void Evolve(EvaluatorBase evaluator)
{
var offspringPopulationSize = Parameters.OffspringPopulationSize;
var numberOfParentsSolutionsToSelect = Parameters.NumberOfParentsSolutionsToSelect;
for (var i = 0; i < offspringPopulationSize; i++)
{
var parentsPopulation = new Solution[numberOfParentsSolutionsToSelect];
for (var j = 0; j < numberOfParentsSolutionsToSelect; j++)
{
parentsPopulation[j] = ParentsSelector.Select(BasePopulation);
}
OffspringPopulation[i] = StdDeviationsRecombiner.Recombine(parentsPopulation, OffspringPopulation[i]);
OffspringPopulation[i] = RotationsRecombiner.Recombine(parentsPopulation, OffspringPopulation[i]);
OffspringPopulation[i] = ObjectRecombiner.Recombine(parentsPopulation, OffspringPopulation[i]);
OffspringPopulation[i] = StdDeviationsMutator.Mutate(OffspringPopulation[i]);
OffspringPopulation[i] = RotationsMutator.Mutate(OffspringPopulation[i]);
OffspringPopulation[i] = ObjectMutator.Mutate(OffspringPopulation[i]);
OffspringPopulation[i].FitnessScore = evaluator.Evaluate(OffspringPopulation[i]);
}
BasePopulation = SurvivorsSelector.Select(BasePopulation, OffspringPopulation);
}
//public override void SynthesizeModel(Point[] trainingPoints)
//{
// var offspringPopulationSize = ExperimentParameters.OffspringPopulationSize;
// var numberOfGenerations = ExperimentParameters.NumberOfGenerations;
// BasePopulation = PopulationGenerator.GeneratePopulation(ExperimentParameters);
// for (var i = 0; i < offspringPopulationSize; i++)
// OffspringPopulation[i] = new Solution(ExperimentParameters);
// InitialPopulation = BasePopulation.DeepCopyByExpressionTree();
// for (var i = 0; i < numberOfGenerations; i++)
// {
// for (var j = 0; j < offspringPopulationSize; j++)
// {
// var parentsPopulation = ParentsSelector.Select(BasePopulation);
// OffspringPopulation[j] = StdDeviationsRecombiner.Recombine(parentsPopulation, OffspringPopulation[j]);
// OffspringPopulation[j] = RotationsRecombiner.Recombine(parentsPopulation, OffspringPopulation[j]);
// OffspringPopulation[j] = ObjectRecombiner.Recombine(parentsPopulation, OffspringPopulation[j]);
// OffspringPopulation[j] = StdDeviationsMutator.Mutate(OffspringPopulation[j]);
// OffspringPopulation[j] = RotationsMutator.Mutate(OffspringPopulation[j]);
// OffspringPopulation[j] = ObjectMutator.Mutate(OffspringPopulation[j]);
// OffspringPopulation[j].FitnessScore = Evaluator.Evaluate(OffspringPopulation[j]);
// }
// BasePopulation = SurvivorsSelector.Select(BasePopulation, OffspringPopulation);
// }
//}
protected override void Evolve(int offspringPopulationSize)
{
for (var j = 0; j < offspringPopulationSize; j++)
{
var parentsPopulation = ParentsSelector.Select(BasePopulation);
OffspringPopulation[j] = StdDeviationsRecombiner.Recombine(parentsPopulation, OffspringPopulation[j]);
OffspringPopulation[j] = RotationsRecombiner.Recombine(parentsPopulation, OffspringPopulation[j]);
OffspringPopulation[j] = ObjectRecombiner.Recombine(parentsPopulation, OffspringPopulation[j]);
OffspringPopulation[j] = StdDeviationsMutator.Mutate(OffspringPopulation[j]);
OffspringPopulation[j] = RotationsMutator.Mutate(OffspringPopulation[j]);
OffspringPopulation[j] = ObjectMutator.Mutate(OffspringPopulation[j]);
OffspringPopulation[j].FitnessScore = Evaluator.Evaluate(OffspringPopulation[j]);
}
BasePopulation = SurvivorsSelector.Select(BasePopulation, OffspringPopulation);
}