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source: branches/MemPRAlgorithm/HeuristicLab.Algorithms.MemPR/3.3/Util/FitnessComparer.cs @ 15762

Last change on this file since 15762 was 14456, checked in by abeham, 8 years ago

#2701:

  • Using evaluated solutions from HC as max evaluations for tabu walking in MemPR
  • Fixed some bugs in MemPR (permutation) regarding subspace calculation (true means okay, false means no)
  • Fixed bug in TSP
File size: 1.1 KB
RevLine 
[14450]1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22namespace HeuristicLab.Algorithms.MemPR.Util {
23  public static class FitnessComparer {
24    public static bool IsBetter(bool maximization, double a, double b) {
[14456]25      return double.IsNaN(b) && !double.IsNaN(a)
26        || maximization && a > b
27        || !maximization && a < b;
[14450]28    }
29  }
30}
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