1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System.Collections.Generic;
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23 | using HeuristicLab.Core;
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24 |
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25 | namespace HeuristicLab.Optimization {
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26 | /// <summary>
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27 | /// An interface which represents an operator for similarity calculation.
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28 | /// </summary>
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29 | public interface ISolutionSimilarityCalculator : IItem, IEqualityComparer<IScope> {
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30 | /// <summary>
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31 | /// Calculates the similarity of two solutions.
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32 | /// </summary>
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33 | /// <param name="leftSolution">The first scope that contains a solution.</param>
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34 | /// <param name="rightSolution">The second scope that contains a solution.</param>
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35 | /// <returns>A double between zero and one. Zero means the two solutions differ in every aspect, one indicates that the two solutions are the same.</returns>
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36 | double CalculateSolutionSimilarity(IScope leftSolution, IScope rightSolution);
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37 |
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38 | /// <summary>
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39 | /// Calculates the similarity of solutions in one scope.
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40 | /// </summary>
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41 | /// <param name="solutionCrowd">The scope that contains solutions.</param>
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42 | /// <returns>A similarity matrix. Zero means the two solutions differ in every aspect, one indicates that the two solutions are the same.</returns>
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43 | double[][] CalculateSolutionCrowdSimilarity(IScope solutionCrowd);
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44 |
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45 | /// <summary>
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46 | /// Calculates the similarity of solutions in two scopes.
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47 | /// </summary>
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48 | /// <param name="leftSolutionCrowd">The first scope that contains solutions.</param>
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49 | /// <param name="rightSolutionCrowd">The second scope that contains solutions.</param>
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50 | /// <returns>A similarity matrix. Zero means the two solutions differ in every aspect, one indicates that the two solutions are the same.</returns>
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51 | double[][] CalculateSolutionCrowdSimilarity(IScope leftSolutionCrowd, IScope rightSolutionCrowd);
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52 | }
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53 | }
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