protected override void EvaluateMove()
{
PotvinCustomerRelocationMove move = CustomerRelocationMoveParameter.ActualValue;
PotvinEncoding newSolution = CustomerRelocationMoveParameter.ActualValue.Individual.Clone() as PotvinEncoding;
PotvinCustomerRelocationMoveMaker.Apply(newSolution, move, ProblemInstance);
UpdateEvaluation(newSolution);
//Apply memory, only if move is worse
if (MoveQualityParameter.ActualValue.Value >= QualityParameter.ActualValue.Value)
{
VariableCollection memory = MemoriesParameter.ActualValue;
string key = AdditionFrequencyMemoryKeyParameter.Value.Value;
if (memory != null && memory.ContainsKey(key))
{
ItemDictionary <PotvinCustomerRelocationMoveAttribute, IntValue> additionFrequency =
memory[key].Value as ItemDictionary <PotvinCustomerRelocationMoveAttribute, IntValue>;
PotvinCustomerRelocationMoveAttribute attr = new PotvinCustomerRelocationMoveAttribute(0, move.Tour, move.City);
if (additionFrequency.ContainsKey(attr))
{
int frequency = additionFrequency[attr].Value;
double quality = MoveQualityParameter.ActualValue.Value;
MoveQualityParameter.ActualValue.Value +=
LambdaParameter.Value.Value * quality * frequency;
}
}
}
}
public override bool Equals(object obj)
{
if (obj is PotvinCustomerRelocationMoveAttribute)
{
PotvinCustomerRelocationMoveAttribute other = obj as PotvinCustomerRelocationMoveAttribute;
return(Tour == other.Tour && City == other.City);
}
else
{
return(base.Equals(obj));
}
}
protected override void PerformMove()
{
PotvinCustomerRelocationMove move = CustomerRelocationMoveParameter.ActualValue;
PotvinEncoding newSolution = move.Individual.Clone() as PotvinEncoding;
Apply(newSolution, move, ProblemInstance);
newSolution.Repair();
VRPToursParameter.ActualValue = newSolution;
//reset move quality
VRPEvaluation eval = ProblemInstance.Evaluate(newSolution);
MoveQualityParameter.ActualValue.Value = eval.Quality;
//update memory
VariableCollection memory = MemoriesParameter.ActualValue;
string key = AdditionFrequencyMemoryKeyParameter.Value.Value;
if (memory != null)
{
if (!memory.ContainsKey(key))
{
memory.Add(new Variable(key,
new ItemDictionary <PotvinCustomerRelocationMoveAttribute, IntValue>()));
}
ItemDictionary <PotvinCustomerRelocationMoveAttribute, IntValue> additionFrequency =
memory[key].Value as ItemDictionary <PotvinCustomerRelocationMoveAttribute, IntValue>;
PotvinCustomerRelocationMoveAttribute attr = new PotvinCustomerRelocationMoveAttribute(0, move.Tour, move.City);
if (!additionFrequency.ContainsKey(attr))
{
additionFrequency[attr] = new IntValue(0);
}
additionFrequency[attr].Value++;
}
}
protected override void PerformMove() {
PotvinCustomerRelocationMove move = CustomerRelocationMoveParameter.ActualValue;
PotvinEncoding newSolution = move.Individual.Clone() as PotvinEncoding;
Apply(newSolution, move, ProblemInstance);
newSolution.Repair();
VRPToursParameter.ActualValue = newSolution;
//reset move quality
VRPEvaluation eval = ProblemInstance.Evaluate(newSolution);
MoveQualityParameter.ActualValue.Value = eval.Quality;
//update memory
VariableCollection memory = MemoriesParameter.ActualValue;
string key = AdditionFrequencyMemoryKeyParameter.Value.Value;
if (memory != null) {
if (!memory.ContainsKey(key)) {
memory.Add(new Variable(key,
new ItemDictionary<PotvinCustomerRelocationMoveAttribute, IntValue>()));
}
ItemDictionary<PotvinCustomerRelocationMoveAttribute, IntValue> additionFrequency =
memory[key].Value as ItemDictionary<PotvinCustomerRelocationMoveAttribute, IntValue>;
PotvinCustomerRelocationMoveAttribute attr = new PotvinCustomerRelocationMoveAttribute(0, move.Tour, move.City);
if (!additionFrequency.ContainsKey(attr))
additionFrequency[attr] = new IntValue(0);
additionFrequency[attr].Value++;
}
}
protected PotvinCustomerRelocationMoveAttribute(PotvinCustomerRelocationMoveAttribute original, Cloner cloner)
: base(original, cloner) {
this.Tour = original.Tour;
this.City = original.City;
}
protected PotvinCustomerRelocationMoveAttribute(PotvinCustomerRelocationMoveAttribute original, Cloner cloner)
: base(original, cloner)
{
this.Tour = original.Tour;
this.City = original.City;
}
protected override void EvaluateMove() {
PotvinCustomerRelocationMove move = CustomerRelocationMoveParameter.ActualValue;
PotvinEncoding newSolution = CustomerRelocationMoveParameter.ActualValue.Individual.Clone() as PotvinEncoding;
PotvinCustomerRelocationMoveMaker.Apply(newSolution, move, ProblemInstance);
UpdateEvaluation(newSolution);
//Apply memory, only if move is worse
if (MoveQualityParameter.ActualValue.Value >= QualityParameter.ActualValue.Value) {
VariableCollection memory = MemoriesParameter.ActualValue;
string key = AdditionFrequencyMemoryKeyParameter.Value.Value;
if (memory != null && memory.ContainsKey(key)) {
ItemDictionary<PotvinCustomerRelocationMoveAttribute, IntValue> additionFrequency =
memory[key].Value as ItemDictionary<PotvinCustomerRelocationMoveAttribute, IntValue>;
PotvinCustomerRelocationMoveAttribute attr = new PotvinCustomerRelocationMoveAttribute(0, move.Tour, move.City);
if (additionFrequency.ContainsKey(attr)) {
int frequency = additionFrequency[attr].Value;
double quality = MoveQualityParameter.ActualValue.Value;
MoveQualityParameter.ActualValue.Value +=
LambdaParameter.Value.Value * quality * frequency;
}
}
}
}
