source: branches/2520_PersistenceReintegration/HeuristicLab.Problems.NK/3.3/BinaryVectorComparers/AverageBitBinaryVectorComparer.cs @ 16462

Last change on this file since 16462 was 16462, checked in by jkarder, 2 years ago

#2520: worked on reintegration of new persistence

  • added nuget references to HEAL.Fossil
  • added StorableType attributes to many classes
  • changed signature of StorableConstructors
  • removed some classes in old persistence
  • removed some unnecessary usings
File size: 2.0 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2019 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
22using System.Linq;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25using HeuristicLab.Encodings.BinaryVectorEncoding;
26using HEAL.Fossil;
27
28namespace HeuristicLab.Problems.NK {
29  [Item("Average Bit Binary Vector Comparer", "Compares two binary vectors by their average positive bit location")]
30  [StorableType("F782E957-3D46-40BC-B152-045F9E2BE330")]
31  public sealed class AverageBitBinaryVectorComparer : Item, IBinaryVectorComparer {
32    [StorableConstructor]
33    private AverageBitBinaryVectorComparer(StorableConstructorFlag _) : base(_) { }
34    private AverageBitBinaryVectorComparer(AverageBitBinaryVectorComparer original, Cloner cloner)
35      : base(original, cloner) { }
36    public AverageBitBinaryVectorComparer() { }
37    public override IDeepCloneable Clone(Cloner cloner) {
38      return new AverageBitBinaryVectorComparer(this, cloner);
39    }
40
41    private static double AverageBit(BinaryVector x) {
42      return x.Select((b, i) => new { b, i }).Where(v => v.b).Average(v => v.i);
43    }
44
45    public int Compare(BinaryVector x, BinaryVector y) {
46      return (AverageBit(x) - AverageBit(y)).CompareTo(0);
47    }
48  }
49}
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