Last change
on this file since 640 was
291,
checked in by swagner, 17 years ago
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Worked on ticket #135
- added additional test functions implemented by adoppelb
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File size:
1.5 KB
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Rev | Line | |
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[291] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2008 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 System.Collections.Generic;
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| 24 | using System.Text;
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| 25 |
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| 26 | namespace HeuristicLab.TestFunctions {
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| 27 | public class BealeEvaluator : TestFunctionEvaluatorBase {
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| 28 | public override string Description {
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| 29 | get { return
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| 30 | @"Beale Function
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| 31 |
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| 32 | Domain: [-4.5 , 4.5]^2
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| 33 | Optimum: 0.0 at (3.0, 0.5)";
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| 34 | }
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| 35 | }
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| 36 |
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| 37 | public static double Applay(double[] point) {
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| 38 | return Math.Pow(1.5 - point[0] * (1 - point[1]), 2) + Math.Pow(2.25 - point[0] * (1 - (point[1] * point[1])), 2) + Math.Pow((2.625 - point[0] * (1 - (point[1] * point[1] * point[1]))), 2);
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| 39 | }
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| 40 |
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| 41 | protected override double EvaluateFunction(double[] point) {
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| 42 | return Applay(point);
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| 43 | }
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| 44 | }
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| 45 | }
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