source: branches/0.4-stable/yat/regression/OneDimensionalWeighted.cc @ 1743

Last change on this file since 1743 was 1743, checked in by Peter, 12 years ago

updating copyright statements

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 1.4 KB
Line 
1// $Id: OneDimensionalWeighted.cc 1743 2009-01-23 14:20:30Z peter $
2
3/*
4  Copyright (C) 2007 Jari Häkkinen, Peter Johansson
5  Copyright (C) 2008 Peter Johansson
6
7  This file is part of the yat library, http://dev.thep.lu.se/yat
8
9  The yat library is free software; you can redistribute it and/or
10  modify it under the terms of the GNU General Public License as
11  published by the Free Software Foundation; either version 2 of the
12  License, or (at your option) any later version.
13
14  The yat library is distributed in the hope that it will be useful,
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  General Public License for more details.
18
19  You should have received a copy of the GNU General Public License
20  along with this program; if not, write to the Free Software
21  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
22  02111-1307, USA.
23*/
24
25#include "OneDimensionalWeighted.h"
26
27namespace theplu {
28namespace yat {
29namespace regression {
30
31  OneDimensionalWeighted::OneDimensionalWeighted(void)
32    : chisq_(0)
33  {
34  }
35
36  OneDimensionalWeighted::~OneDimensionalWeighted(void)
37  {
38  }
39
40
41  double OneDimensionalWeighted::prediction_error2(const double x, 
42                                                   const double w) const 
43  { 
44    return s2(w)+standard_error2(x);
45  }
46
47
48  double OneDimensionalWeighted::r2(void) const 
49  { 
50    return 1-chisq_/ap_.y_averager().sum_xx_centered();
51  }
52
53}}} // of namespaces regression, yat, and theplu
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