source: trunk/yat/regression/KernelTriCube.h @ 1655

Last change on this file since 1655 was 1487, checked in by Jari Häkkinen, 13 years ago

Addresses #436. GPL license copy reference should also be updated.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 1.4 KB
Line 
1#ifndef _theplu_yat_regression_kerneltricube_
2#define _theplu_yat_regression_kerneltricube_
3
4// $Id: KernelTriCube.h 1487 2008-09-10 08:41:36Z jari $
5
6/*
7  Copyright (C) 2005 Jari Häkkinen, Peter Johansson
8  Copyright (C) 2006 Jari Häkkinen
9  Copyright (C) 2007 Jari Häkkinen, Peter Johansson
10
11  This file is part of the yat library, http://dev.thep.lu.se/yat
12
13  The yat library is free software; you can redistribute it and/or
14  modify it under the terms of the GNU General Public License as
15  published by the Free Software Foundation; either version 3 of the
16  License, or (at your option) any later version.
17
18  The yat library is distributed in the hope that it will be useful,
19  but WITHOUT ANY WARRANTY; without even the implied warranty of
20  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21  General Public License for more details.
22
23  You should have received a copy of the GNU General Public License
24  along with yat. If not, see <http://www.gnu.org/licenses/>.
25*/
26
27#include "Kernel.h"
28
29namespace theplu {
30namespace yat {
31namespace regression {
32
33  ///
34  /// @brief Class for TriCubal kernel.
35  ///
36  class KernelTriCube : public Kernel
37  {
38   
39  public:
40    ///
41    /// Constructor
42    ///
43    KernelTriCube() ;
44
45    ///
46    /// Operator calculating kernel value as \f$ w(x)=(1-|x|^3)^3\f$ if
47    /// \f$|x|\le 1 \f$, \f$ w(x)=0 \f$ otherwise.
48    ///
49    double operator()(const double) const;
50 
51  private:
52  };
53
54}}} // of namespaces regression, yat, and theplu
55
56#endif
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