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source: branches/HeuristicLab.Problems.Orienteering/HeuristicLab.Problems.Orienteering/3.3/Evaluators/OrienteeringEvaluator.cs @ 11194

Last change on this file since 11194 was 11194, checked in by pfleck, 10 years ago

#2208

  • Added OrienteeringLocalImprovementOperator parameterization
  • Renamed some stuff
File size: 3.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2014 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 HeuristicLab.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Data;
25using HeuristicLab.Encodings.IntegerVectorEncoding;
26using HeuristicLab.Operators;
27using HeuristicLab.Parameters;
28using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
29
30namespace HeuristicLab.Problems.Orienteering {
31  public class OrienteeringEvaluator : InstrumentedOperator, IOrienteeringEvaluator {
32    public ILookupParameter<DoubleValue> QualityParameter {
33      get { return (ILookupParameter<DoubleValue>)Parameters["Quality"]; }
34    }
35    public ILookupParameter<IntegerVector> IntegerVectorParameter {
36      get { return (ILookupParameter<IntegerVector>)Parameters["IntegerVector"]; }
37    }
38    public ILookupParameter<DoubleArray> ScoresParameter {
39      get { return (ILookupParameter<DoubleArray>)Parameters["Scores"]; }
40    }
41
42    [StorableConstructor]
43    protected OrienteeringEvaluator(bool deserializing)
44      : base(deserializing) {
45    }
46    protected OrienteeringEvaluator(OrienteeringEvaluator original, Cloner cloner)
47      : base(original, cloner) {
48    }
49    public override IDeepCloneable Clone(Cloner cloner) {
50      return new OrienteeringEvaluator(this, cloner);
51    }
52    public OrienteeringEvaluator()
53      : base() {
54      Parameters.Add(new LookupParameter<DoubleValue>("Quality", "The evaluated quality of the Orienteering solution."));
55      Parameters.Add(new LookupParameter<IntegerVector>("IntegerVector", "The Orienteering Solution given in path representation."));
56      Parameters.Add(new LookupParameter<DoubleArray>("Scores", "The scores of the points."));
57    }
58
59    public class OrienteeringEvaluation {
60      public DoubleValue Quality;
61    }
62
63    public static OrienteeringEvaluation Apply(IntegerVector solution, DoubleArray scores) {
64      // TODO distance penalty
65      double score = 0.0;
66
67      for (int i = 0; i < solution.Length; i++) {
68        score += scores[i];
69      }
70
71      return new OrienteeringEvaluation {
72        Quality = new DoubleValue(score)
73      };
74    }
75
76    public override IOperation InstrumentedApply() {
77      var evaluation = Apply(IntegerVectorParameter.ActualValue, ScoresParameter.ActualValue);
78
79      QualityParameter.ActualValue = evaluation.Quality;
80
81      return base.InstrumentedApply();
82    }
83  }
84}
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