Changeset 13672 for branches/HeuristicLab.Problems.MultiObjectiveTestFunctions/HeuristicLab.Problems.MultiObjectiveTestFunctions/3.3/Testfunctions/ZDT/ZDT2.cs
- Timestamp:
- 03/09/16 12:44:23 (8 years ago)
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-
- 1 edited
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branches/HeuristicLab.Problems.MultiObjectiveTestFunctions/HeuristicLab.Problems.MultiObjectiveTestFunctions/3.3/Testfunctions/ZDT/ZDT2.cs
r13620 r13672 1 using HeuristicLab.Common; 1 #region License Information 2 /* HeuristicLab 3 * Copyright (C) 2002-2016 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 using HeuristicLab.Common; 2 22 using HeuristicLab.Core; 3 23 using HeuristicLab.Encodings.RealVectorEncoding; … … 8 28 [StorableClass] 9 29 public class ZDT2 : ZDT { 10 30 11 31 public override double BestKnownHypervolume(int objectives) { 12 return 120 +1.0/3;32 return 120 + 1.0 / 3; 13 33 } 14 34 … … 26 46 g = 1.0 + 9.0 * g / (r.Length - 1); 27 47 double d = r[0] / g; 28 return new double[] { r[0], g * (1.0 - d * d) }; 48 double f0 = r[0]; 49 double f1 = g * (1.0 - d * d); 50 return new double[] { f0, f1 }; 29 51 } 30 52 }
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