protected override double[,] CalculateSimilarities(Permutation[] solutions)
{
DoubleMatrix weights = WeightsParameter.ActualValue, distances = DistancesParameter.ActualValue;
bool phenotypeSimilarity = UsePhenotypeSimilarityParameter.Value.Value;
int count = solutions.Length;
double[,] similarities = new double[count, count];
for (int i = 0; i < count; i++)
{
similarities[i, i] = 1;
for (int j = i + 1; j < count; j++)
{
if (phenotypeSimilarity)
{
similarities[i, j] = QAPPermutationProximityCalculator.CalculatePhenotypeSimilarity(solutions[i], solutions[j], weights, distances);
}
else
{
similarities[i, j] = HammingSimilarityCalculator.CalculateSimilarity(solutions[i], solutions[j]);
}
similarities[j, i] = similarities[i, j];
}
}
return(similarities);
}
public static double CalculateSimilarity(Permutation left, Permutation right)
{
if (left == null || right == null)
{
throw new ArgumentException("Cannot calculate similarity because one of the provided solutions or both are null.");
}
if (left.Length != right.Length)
{
throw new ArgumentException("Cannot calculate similarity because the provided solutions have different lengths.");
}
if (object.ReferenceEquals(left, right))
{
return(1.0);
}
return(QAPPermutationProximityCalculator.CalculateGenotypeSimilarity(left, right));
}
public static double CalculateSimilarity(Permutation left, Permutation right, DoubleMatrix weights, DoubleMatrix distances)
{
if (left == null || right == null)
{
throw new ArgumentException("Cannot calculate similarity because one of the provided solutions or both are null.");
}
if (left.Length != right.Length)
{
throw new ArgumentException("Cannot calculate similarity because the provided solutions have different lengths.");
}
if (left.Length == 0)
{
throw new ArgumentException("Cannot calculate similarity because solutions are of length 0.");
}
if (ReferenceEquals(left, right))
{
return(1.0);
}
return(QAPPermutationProximityCalculator.CalculatePhenotypeSimilarity(left, right, weights, distances));
}