#region License Information
/* HeuristicLab
* Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
*
* This file is part of HeuristicLab.
*
* HeuristicLab is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* HeuristicLab is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with HeuristicLab. If not, see .
*/
#endregion
using System.Collections.Generic;
using HeuristicLab.Encodings.IntegerVectorEncoding;
namespace HeuristicLab.Problems.GeneralizedQuadraticAssignment {
public static class GQAPIntegerVectorProximityCalculator {
public static double CalculateGenotypeSimilarity(IntegerVector a, IntegerVector b) {
int similar = 0;
for (int i = 0; i < a.Length; i++) {
if (a[i] == b[i]) similar++;
}
return similar / (double)a.Length;
}
public static double CalculateGenotypeDistance(IntegerVector a, IntegerVector b) {
return 1.0 - CalculateGenotypeSimilarity(a, b);
}
public static IEnumerable GetDifference(IntegerVector a, IntegerVector b) {
for (int i = 0; i < a.Length; i++)
if (a[i] != b[i]) yield return i;
}
}
}