1 | using HeuristicLab.Common;
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2 | using HeuristicLab.Core;
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3 | using HeuristicLab.Data;
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4 | using HeuristicLab.Encodings.RealVectorEncoding;
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5 | using HeuristicLab.Operators;
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6 | using HeuristicLab.Optimization;
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7 | using HeuristicLab.Parameters;
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8 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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9 | using HEAL.Attic;
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10 |
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11 | namespace HeuristicLab.Problems.MetaOptimization {
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12 | [StorableType("8F403FDC-233F-4FFC-A1BF-D696033DDB2D")]
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13 | public class NormalIntValueManipulator : SingleSuccessorOperator, IIntValueManipulator, IStochasticOperator {
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14 |
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15 | public ILookupParameter<IRandom> RandomParameter {
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16 | get { return (LookupParameter<IRandom>)Parameters["Random"]; }
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17 | }
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18 |
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19 | public NormalIntValueManipulator() { }
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20 | [StorableConstructor]
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21 | protected NormalIntValueManipulator(StorableConstructorFlag _) : base(_) { }
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22 | protected NormalIntValueManipulator(NormalIntValueManipulator original, Cloner cloner)
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23 | : base(original, cloner) {
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24 | }
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25 | public override IDeepCloneable Clone(Cloner cloner) {
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26 | return new NormalIntValueManipulator(this, cloner);
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27 | }
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28 |
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29 | // todo: override apply
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30 |
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31 | public void Apply(IRandom random, IntValue value, IntValueRange range) {
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32 | ApplyStatic(random, value, range);
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33 | }
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34 |
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35 | public static void ApplyStatic(IRandom random, IntValue value, IntValueRange range) {
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36 | var strategy = new RealVector(new double[] { (range.UpperBound.Value - range.LowerBound.Value) / 10 }); // todo: add strategy parameter
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37 | var vector = new RealVector(new double[] { value.Value });
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38 | int val = value.Value;
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39 |
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40 | do {
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41 | vector[0] = val;
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42 | NormalAllPositionsManipulator.Apply(random, vector, strategy);
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43 | value.Value = (int)vector[0];
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44 | value.Value = range.ApplyStepSize(value.Value);
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45 | } while (!range.IsInRange(value.Value));
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46 | }
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47 | }
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48 | }
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