public static void Apply(AlbaEncoding solution, AlbaLambdaInterchangeMove move)
{
AlbaLambdaInterchangeManipulator.Apply(
solution,
move.Tour1, move.Position1, move.Length1,
move.Tour2, move.Position2, move.Length2);
}
public static void Apply(AlbaEncoding solution, int maxIterations,
int lambda, int samples, IRandom random, IVRPProblemInstance problemInstance, ref double quality, out int evaluatedSolutions)
{
evaluatedSolutions = 0;
for (int i = 0; i < maxIterations; i++)
{
AlbaLambdaInterchangeMove bestMove = null;
foreach (AlbaLambdaInterchangeMove move in AlbaStochasticLambdaInterchangeMultiMoveGenerator.GenerateAllMoves(solution, problemInstance, lambda, samples, random))
{
AlbaEncoding newSolution = solution.Clone() as AlbaEncoding;
AlbaLambdaInterchangeMoveMaker.Apply(newSolution, move);
double moveQuality =
problemInstance.Evaluate(newSolution).Quality;
evaluatedSolutions++;
if (moveQuality < quality || quality == -1)
{
quality = moveQuality;
bestMove = move;
}
}
if (bestMove != null)
{
AlbaLambdaInterchangeMoveMaker.Apply(solution, bestMove);
}
}
}
protected override void PerformMove()
{
AlbaLambdaInterchangeMove move = LambdaInterchangeMoveParameter.ActualValue;
Apply(move.Individual as AlbaEncoding, move);
VRPToursParameter.ActualValue = move.Individual;
}
public static AlbaLambdaInterchangeMove[] GenerateAllMoves(AlbaEncoding individual, IVRPProblemInstance problemInstance, int lambda, int sampleSize, IRandom rand) {
AlbaLambdaInterchangeMove[] moves = new AlbaLambdaInterchangeMove[sampleSize];
for (int i = 0; i < sampleSize; i++) {
moves[i] = AlbaStochasticLambdaInterchangeSingleMoveGenerator.Apply(
individual, problemInstance.Cities.Value, lambda, rand);
}
return moves;
}
public static AlbaLambdaInterchangeMove[] GenerateAllMoves(AlbaEncoding individual, IVRPProblemInstance problemInstance, int lambda, int sampleSize, IRandom rand)
{
AlbaLambdaInterchangeMove[] moves = new AlbaLambdaInterchangeMove[sampleSize];
for (int i = 0; i < sampleSize; i++)
{
moves[i] = AlbaStochasticLambdaInterchangeSingleMoveGenerator.Apply(
individual, problemInstance.Cities.Value, lambda, rand);
}
return(moves);
}
protected override AlbaLambdaInterchangeMove[] GenerateMoves(AlbaEncoding individual, IVRPProblemInstance problemInstance, int lambda)
{
List <AlbaLambdaInterchangeMove> moves = new List <AlbaLambdaInterchangeMove>();
AlbaLambdaInterchangeMove move = Apply(individual, problemInstance.Cities.Value, lambda, RandomParameter.ActualValue);
if (move != null)
{
moves.Add(move);
}
return(moves.ToArray());
}
protected AlbaLambdaInterchangeMove(AlbaLambdaInterchangeMove original, Cloner cloner)
: base(original, cloner)
{
this.Tour1 = original.Tour1;
this.Position1 = original.Position1;
this.Length1 = original.Length1;
this.Tour2 = original.Tour2;
this.Position2 = original.Position2;
this.Length2 = original.Length2;
this.Individual = cloner.Clone(Individual) as AlbaEncoding;
}
protected AlbaLambdaInterchangeMove(AlbaLambdaInterchangeMove original, Cloner cloner)
: base(original, cloner) {
this.Tour1 = original.Tour1;
this.Position1 = original.Position1;
this.Length1 = original.Length1;
this.Tour2 = original.Tour2;
this.Position2 = original.Position2;
this.Length2 = original.Length2;
this.Individual = cloner.Clone(Individual) as AlbaEncoding;
}
public static void Apply(AlbaEncoding solution, AlbaLambdaInterchangeMove move) {
AlbaLambdaInterchangeManipulator.Apply(
solution,
move.Tour1, move.Position1, move.Length1,
move.Tour2, move.Position2, move.Length2);
}
