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source: trunk/sources/HeuristicLab.Algorithms.DataAnalysis/3.4/GaussianProcess/ICovarianceFunction.cs @ 8416

Last change on this file since 8416 was 8416, checked in by gkronber, 12 years ago

#1902 worked on sum and product covariance functions and fixed a few bugs.

File size: 1.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2012 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
22using HeuristicLab.Core;
23
24namespace HeuristicLab.Algorithms.DataAnalysis {
25  public interface ICovarianceFunction : IItem {
26    int GetNumberOfParameters(int numberOfVariables);
27    void SetParameter(double[] hyp);
28    void SetData(double[,] x);
29    void SetData(double[,] x, double[,] xt);
30
31    double GetCovariance(int i, int j);
32    double[] GetGradient(int i, int j);
33  }
34}
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