protected override PrinsEncoding Crossover(IRandom random, PrinsEncoding parent1, PrinsEncoding parent2)
{
if (parent1.Length != parent2.Length)
{
return(parent1.Clone() as PrinsEncoding);
}
//note - the inner crossover is called here and the result is converted to a prins representation
//some refactoring should be done here in the future - the crossover operation should be called directly
InnerCrossoverParameter.ActualValue.ParentsParameter.ActualName = ParentsParameter.ActualName;
IAtomicOperation op = this.ExecutionContext.CreateOperation(
InnerCrossoverParameter.ActualValue, this.ExecutionContext.Scope);
op.Operator.Execute((IExecutionContext)op, CancellationToken);
string childName = InnerCrossoverParameter.ActualValue.ChildParameter.ActualName;
if (ExecutionContext.Scope.Variables.ContainsKey(childName))
{
Permutation permutation = ExecutionContext.Scope.Variables[childName].Value as Permutation;
ExecutionContext.Scope.Variables.Remove(childName);
return(new PrinsEncoding(permutation, ProblemInstance));
}
else
{
return(null);
}
}
protected override PrinsEncoding Crossover(IRandom random, PrinsEncoding parent1, PrinsEncoding parent2) {
if (parent1.Length != parent2.Length)
return parent1.Clone() as PrinsEncoding;
//note - the inner crossover is called here and the result is converted to a prins representation
//some refactoring should be done here in the future - the crossover operation should be called directly
InnerCrossoverParameter.ActualValue.ParentsParameter.ActualName = ParentsParameter.ActualName;
IAtomicOperation op = this.ExecutionContext.CreateOperation(
InnerCrossoverParameter.ActualValue, this.ExecutionContext.Scope);
op.Operator.Execute((IExecutionContext)op, CancellationToken);
string childName = InnerCrossoverParameter.ActualValue.ChildParameter.ActualName;
if (ExecutionContext.Scope.Variables.ContainsKey(childName)) {
Permutation permutation = ExecutionContext.Scope.Variables[childName].Value as Permutation;
ExecutionContext.Scope.Variables.Remove(childName);
return new PrinsEncoding(permutation, ProblemInstance);
} else
return null;
}
protected PrinsEncoding Manipulate(PrinsEncoding individual,
double originalQuality, int u, int v)
{
PrinsEncoding child = null;
bool improvement = false;
if (u != v)
{
child = individual.Clone() as PrinsEncoding;
M1(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
if (!improvement)
{
child = individual.Clone() as PrinsEncoding;
M2(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement)
{
child = individual.Clone() as PrinsEncoding;
M3(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement)
{
child = individual.Clone() as PrinsEncoding;
M4(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement)
{
child = individual.Clone() as PrinsEncoding;
M5(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement)
{
child = individual.Clone() as PrinsEncoding;
M6(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement)
{
child = individual.Clone() as PrinsEncoding;
M7(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement)
{
child = individual.Clone() as PrinsEncoding;
M8(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement)
{
child = individual.Clone() as PrinsEncoding;
M9(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
}
if (improvement)
{
return(child);
}
else
{
return(null);
}
}
protected PrinsEncoding Manipulate(PrinsEncoding individual,
double originalQuality, int u, int v) {
PrinsEncoding child = null;
bool improvement = false;
if (u != v) {
child = individual.Clone() as PrinsEncoding;
M1(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
if (!improvement) {
child = individual.Clone() as PrinsEncoding;
M2(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement) {
child = individual.Clone() as PrinsEncoding;
M3(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement) {
child = individual.Clone() as PrinsEncoding;
M4(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement) {
child = individual.Clone() as PrinsEncoding;
M5(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement) {
child = individual.Clone() as PrinsEncoding;
M6(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement) {
child = individual.Clone() as PrinsEncoding;
M7(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement) {
child = individual.Clone() as PrinsEncoding;
M8(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
if (!improvement) {
child = individual.Clone() as PrinsEncoding;
M9(individual, child, u, v);
improvement = GetQuality(child) < originalQuality;
}
}
if (improvement)
return child;
else
return null;
}
