source: trunk/c++_tools/classifier/Kernel_MEV.cc @ 675

Last change on this file since 675 was 675, checked in by Jari Häkkinen, 15 years ago

References #83. Changing project name to yat. Compilation will fail in this revision.

  • Property svn:eol-style set to native
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File size: 2.2 KB
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1// $Id$
2
3/*
4  Copyright (C) The authors contributing to this file.
5
6  This file is part of the yat library, http://lev.thep.lu.se/trac/yat
7
8  The yat library is free software; you can redistribute it and/or
9  modify it under the terms of the GNU General Public License as
10  published by the Free Software Foundation; either version 2 of the
11  License, or (at your option) any later version.
12
13  The yat library is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  General Public License for more details.
17
18  You should have received a copy of the GNU General Public License
19  along with this program; if not, write to the Free Software
20  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
21  02111-1307, USA.
22*/
23
24#include "yat/classifier/Kernel_MEV.h"
25
26#include "yat/classifier/DataLookup1D.h"
27#include "yat/classifier/DataLookupWeighted1D.h"
28
29namespace theplu {
30namespace classifier { 
31
32  Kernel_MEV::Kernel_MEV(const MatrixLookup& data, const KernelFunction& kf,
33                         const bool own)
34    : Kernel(data,kf,own) 
35  {
36  }
37
38
39  Kernel_MEV::Kernel_MEV(const MatrixLookupWeighted& data, 
40                         const KernelFunction& kf, const bool own)
41    : Kernel(data,kf,own) 
42  {
43  }
44
45
46  Kernel_MEV::Kernel_MEV(const Kernel_MEV& kernel, 
47                         const std::vector<size_t>& index)
48    : Kernel(kernel,index)
49  {
50  }
51
52
53  const Kernel_MEV* Kernel_MEV::make_kernel(const MatrixLookup& data, 
54                                            const bool own) const
55  {
56    return new Kernel_MEV(data, *kf_, own);
57  }
58
59
60  const Kernel_MEV* Kernel_MEV::make_kernel(const MatrixLookupWeighted& data, 
61                                            const bool own) const
62  {
63    return new Kernel_MEV(data, *kf_, own);
64  }
65
66
67  double Kernel_MEV::operator()(const size_t row, const size_t column) const
68  { 
69    if (data_w_)
70      return (*kf_)(DataLookupWeighted1D(*data_w_,row,false),
71                    DataLookupWeighted1D(*data_w_,column,false)); 
72    else
73      return (*kf_)(DataLookup1D(*data_,row,false),
74                    DataLookup1D(*data_,column,false)); 
75  }
76
77
78  const Kernel_MEV* Kernel_MEV::selected(const std::vector<size_t>& index) const
79  {
80    return new Kernel_MEV(*this, index);
81  }
82
83
84
85}} // of namespace classifier and namespace theplu
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