| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2010 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;
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| 23 | using HeuristicLab.Common;
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| 24 | using HeuristicLab.Core;
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| 25 | using HeuristicLab.Data;
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| 26 | using HeuristicLab.Operators;
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| 27 | using HeuristicLab.Optimization;
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| 28 | using HeuristicLab.Optimization.Operators;
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| 29 | using HeuristicLab.Parameters;
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| 30 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 31 | using HeuristicLab.Analysis;
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| 32 | using HeuristicLab.Problems.VehicleRouting.Variants;
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| 33 | using HeuristicLab.Problems.VehicleRouting.Interfaces;
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| 34 |
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| 35 | namespace HeuristicLab.Problems.VehicleRouting {
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| 36 | /// <summary>
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| 37 | /// An operator which analyzes the best, average and worst quality of solutions in the scope tree.
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| 38 | /// </summary>
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| 39 | [Item("BestAverageWorstVRPToursAnalyzer", "An operator which analyzes the best, average and worst properties of the VRP tours in the scope tree.")]
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| 40 | [StorableClass]
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| 41 | public sealed class BestAverageWorstVRPToursAnalyzer : AlgorithmOperator, IAnalyzer, IGeneralVRPOperator {
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| 42 | #region Parameter properties
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| 43 | public ILookupParameter<IVRPProblemInstance> ProblemInstanceParameter {
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| 44 | get { return (ILookupParameter<IVRPProblemInstance>)Parameters["ProblemInstance"]; }
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| 45 | }
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| 46 | public ScopeTreeLookupParameter<DoubleValue> DistanceParameter {
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| 47 | get { return (ScopeTreeLookupParameter<DoubleValue>)Parameters["Distance"]; }
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| 48 | }
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| 49 | public ValueLookupParameter<DoubleValue> BestDistanceParameter {
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| 50 | get { return (ValueLookupParameter<DoubleValue>)Parameters["BestDistance"]; }
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| 51 | }
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| 52 | public ValueLookupParameter<DoubleValue> CurrentBestDistanceParameter {
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| 53 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentBestDistance"]; }
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| 54 | }
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| 55 | public ValueLookupParameter<DoubleValue> CurrentAverageDistanceParameter {
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| 56 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentAverageDistance"]; }
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| 57 | }
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| 58 | public ValueLookupParameter<DoubleValue> CurrentWorstDistanceParameter {
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| 59 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentWorstDistance"]; }
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| 60 | }
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| 61 | public ValueLookupParameter<DataTable> DistancesParameter {
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| 62 | get { return (ValueLookupParameter<DataTable>)Parameters["Distances"]; }
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| 63 | }
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| 64 |
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| 65 | public ScopeTreeLookupParameter<DoubleValue> VehiclesUtilizedParameter {
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| 66 | get { return (ScopeTreeLookupParameter<DoubleValue>)Parameters["VehiclesUtilized"]; }
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| 67 | }
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| 68 | public ValueLookupParameter<DoubleValue> BestVehiclesUtilizedParameter {
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| 69 | get { return (ValueLookupParameter<DoubleValue>)Parameters["BestVehiclesUtilized"]; }
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| 70 | }
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| 71 | public ValueLookupParameter<DoubleValue> CurrentBestVehiclesUtilizedParameter {
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| 72 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentBestVehiclesUtilized"]; }
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| 73 | }
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| 74 | public ValueLookupParameter<DoubleValue> CurrentAverageVehiclesUtilizedParameter {
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| 75 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentAverageVehiclesUtilized"]; }
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| 76 | }
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| 77 | public ValueLookupParameter<DoubleValue> CurrentWorstVehiclesUtilizedParameter {
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| 78 | get { return (ValueLookupParameter<DoubleValue>)Parameters["CurrentWorstVehiclesUtilized"]; }
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| 79 | }
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| 80 | public ValueLookupParameter<DataTable> VehiclesUtilizedValuesParameter {
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| 81 | get { return (ValueLookupParameter<DataTable>)Parameters["VehiclesUtilizedValues"]; }
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| 82 | }
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| 83 |
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| 84 | public ValueLookupParameter<VariableCollection> ResultsParameter {
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| 85 | get { return (ValueLookupParameter<VariableCollection>)Parameters["Results"]; }
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| 86 | }
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| 87 | #endregion
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| 88 |
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| 89 | #region Properties
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| 90 | public bool EnabledByDefault {
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| 91 | get { return true; }
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| 92 | }
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| 93 | private BestVRPToursMemorizer BestMemorizer {
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| 94 | get { return (BestVRPToursMemorizer)OperatorGraph.InitialOperator; }
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| 95 | }
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| 96 | private BestAverageWorstVRPToursCalculator BestAverageWorstCalculator {
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| 97 | get { return (BestAverageWorstVRPToursCalculator)BestMemorizer.Successor; }
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| 98 | }
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| 99 | #endregion
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| 100 |
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| 101 | public BestAverageWorstVRPToursAnalyzer()
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| 102 | : base() {
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| 103 | #region Create parameters
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| 104 | Parameters.Add(new LookupParameter<IVRPProblemInstance>("ProblemInstance", "The problem instance."));
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| 105 |
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| 106 | Parameters.Add(new ScopeTreeLookupParameter<DoubleValue>("Distance", "The distance of the VRP solutions which should be analyzed."));
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| 107 | Parameters.Add(new ValueLookupParameter<DoubleValue>("BestDistance", "The best distance value."));
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| 108 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentBestDistance", "The current best distance value."));
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| 109 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentAverageDistance", "The current average distance value of all solutions."));
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| 110 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentWorstDistance", "The current worst distance value of all solutions."));
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| 111 | Parameters.Add(new ValueLookupParameter<DataTable>("Distances", "The data table to store the current best, current average, current worst, best and best known distance value."));
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| 112 |
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| 113 | Parameters.Add(new ScopeTreeLookupParameter<DoubleValue>("VehiclesUtilized", "The vehicles utilized of the VRP solutions which should be analyzed."));
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| 114 | Parameters.Add(new ValueLookupParameter<DoubleValue>("BestVehiclesUtilized", "The best vehicles utilized value."));
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| 115 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentBestVehiclesUtilized", "The current best vehicles utilized value."));
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| 116 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentAverageVehiclesUtilized", "The current average vehicles utilized value of all solutions."));
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| 117 | Parameters.Add(new ValueLookupParameter<DoubleValue>("CurrentWorstVehiclesUtilized", "The current worst vehicles utilized value of all solutions."));
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| 118 | Parameters.Add(new ValueLookupParameter<DataTable>("VehiclesUtilizedValues", "The data table to store the current best, current average, current worst, best and best known vehicles utilized value."));
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| 119 |
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| 120 | Parameters.Add(new ValueLookupParameter<VariableCollection>("Results", "The results collection where the analysis values should be stored."));
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| 121 | #endregion
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| 122 |
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| 123 | #region Create operators
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| 124 | BestVRPToursMemorizer bestMemorizer = new BestVRPToursMemorizer();
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| 125 | BestAverageWorstVRPToursCalculator calculator = new BestAverageWorstVRPToursCalculator();
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| 126 | ResultsCollector resultsCollector = new ResultsCollector();
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| 127 |
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| 128 | //Distance
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| 129 | bestMemorizer.BestDistanceParameter.ActualName = BestDistanceParameter.Name;
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| 130 | bestMemorizer.DistanceParameter.ActualName = DistanceParameter.Name;
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| 131 | bestMemorizer.DistanceParameter.Depth = DistanceParameter.Depth;
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| 132 |
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| 133 | calculator.DistanceParameter.ActualName = DistanceParameter.Name;
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| 134 | calculator.DistanceParameter.Depth = DistanceParameter.Depth;
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| 135 | calculator.BestDistanceParameter.ActualName = CurrentBestDistanceParameter.Name;
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| 136 | calculator.AverageDistanceParameter.ActualName = CurrentAverageDistanceParameter.Name;
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| 137 | calculator.WorstDistanceParameter.ActualName = CurrentWorstDistanceParameter.Name;
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| 138 |
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| 139 | DataTableValuesCollector distanceDataTablesCollector = new DataTableValuesCollector();
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| 140 | distanceDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("BestDistance", null, BestDistanceParameter.Name));
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| 141 | distanceDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentBestDistance", null, CurrentBestDistanceParameter.Name));
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| 142 | distanceDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentAverageDistance", null, CurrentAverageDistanceParameter.Name));
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| 143 | distanceDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentWorstDistance", null, CurrentWorstDistanceParameter.Name));
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| 144 | distanceDataTablesCollector.DataTableParameter.ActualName = DistancesParameter.Name;
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| 145 |
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| 146 | resultsCollector.CollectedValues.Add(new LookupParameter<DataTable>(DistancesParameter.Name));
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| 147 |
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| 148 | //Vehicles Utlized
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| 149 | bestMemorizer.BestVehiclesUtilizedParameter.ActualName = BestVehiclesUtilizedParameter.Name;
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| 150 | bestMemorizer.VehiclesUtilizedParameter.ActualName = VehiclesUtilizedParameter.Name;
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| 151 | bestMemorizer.VehiclesUtilizedParameter.Depth = VehiclesUtilizedParameter.Depth;
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| 152 |
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| 153 | calculator.VehiclesUtilizedParameter.ActualName = VehiclesUtilizedParameter.Name;
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| 154 | calculator.VehiclesUtilizedParameter.Depth = VehiclesUtilizedParameter.Depth;
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| 155 | calculator.BestVehiclesUtilizedParameter.ActualName = CurrentBestVehiclesUtilizedParameter.Name;
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| 156 | calculator.AverageVehiclesUtilizedParameter.ActualName = CurrentAverageVehiclesUtilizedParameter.Name;
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| 157 | calculator.WorstVehiclesUtilizedParameter.ActualName = CurrentWorstVehiclesUtilizedParameter.Name;
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| 158 |
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| 159 | DataTableValuesCollector vehiclesUtilizedDataTablesCollector = new DataTableValuesCollector();
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| 160 | vehiclesUtilizedDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("BestVehiclesUtilized", null, BestVehiclesUtilizedParameter.Name));
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| 161 | vehiclesUtilizedDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentBestVehiclesUtilized", null, CurrentBestVehiclesUtilizedParameter.Name));
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| 162 | vehiclesUtilizedDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentAverageVehiclesUtilized", null, CurrentAverageVehiclesUtilizedParameter.Name));
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| 163 | vehiclesUtilizedDataTablesCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("CurrentWorstVehiclesUtilized", null, CurrentWorstVehiclesUtilizedParameter.Name));
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| 164 | vehiclesUtilizedDataTablesCollector.DataTableParameter.ActualName = VehiclesUtilizedValuesParameter.Name;
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| 165 |
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| 166 | resultsCollector.CollectedValues.Add(new LookupParameter<DataTable>(VehiclesUtilizedValuesParameter.Name));
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| 167 | #endregion
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| 168 |
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| 169 | #region Create operator graph
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| 170 | OperatorGraph.InitialOperator = bestMemorizer;
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| 171 | bestMemorizer.Successor = calculator;
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| 172 | calculator.Successor = distanceDataTablesCollector;
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| 173 | distanceDataTablesCollector.Successor = vehiclesUtilizedDataTablesCollector;
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| 174 | vehiclesUtilizedDataTablesCollector.Successor = resultsCollector;
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| 175 | resultsCollector.Successor = null;
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| 176 | #endregion
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| 177 |
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| 178 | Initialize();
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| 179 | }
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| 180 | [StorableConstructor]
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| 181 | private BestAverageWorstVRPToursAnalyzer(bool deserializing) : base() { }
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| 182 |
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| 183 | public override IDeepCloneable Clone(Cloner cloner) {
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| 184 | return new BestAverageWorstVRPToursAnalyzer(this, cloner);
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| 185 | }
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| 186 |
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| 187 | private BestAverageWorstVRPToursAnalyzer(BestAverageWorstVRPToursAnalyzer original, Cloner cloner)
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| 188 | : base(original, cloner) {
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| 189 | this.Initialize();
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| 190 | }
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| 191 |
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| 192 | [StorableHook(HookType.AfterDeserialization)]
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| 193 | private void Initialize() {
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| 194 | DistanceParameter.DepthChanged += new EventHandler(DistanceParameter_DepthChanged);
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| 195 | VehiclesUtilizedParameter.DepthChanged += new EventHandler(VehiclesUtilizedParameter_DepthChanged);
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| 196 | }
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| 197 |
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| 198 | void DistanceParameter_DepthChanged(object sender, EventArgs e) {
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| 199 | BestAverageWorstCalculator.DistanceParameter.Depth = DistanceParameter.Depth;
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| 200 | BestMemorizer.DistanceParameter.Depth = DistanceParameter.Depth;
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| 201 | }
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| 202 |
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| 203 | void VehiclesUtilizedParameter_DepthChanged(object sender, EventArgs e) {
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| 204 | BestAverageWorstCalculator.VehiclesUtilizedParameter.Depth = VehiclesUtilizedParameter.Depth;
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| 205 | BestMemorizer.VehiclesUtilizedParameter.Depth = DistanceParameter.Depth;
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| 206 | }
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| 207 | }
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| 208 | }
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