yat
0.8.3pre
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00001 #ifndef _theplu_yat_regression_onedimensioanlweighted_ 00002 #define _theplu_yat_regression_onedimensioanlweighted_ 00003 00004 // $Id: OneDimensionalWeighted.h 2119 2009-12-12 23:11:43Z peter $ 00005 00006 /* 00007 Copyright (C) 2005 Peter Johansson 00008 Copyright (C) 2006, 2007, 2008 Jari Häkkinen, Peter Johansson 00009 00010 This file is part of the yat library, http://dev.thep.lu.se/yat 00011 00012 The yat library is free software; you can redistribute it and/or 00013 modify it under the terms of the GNU General Public License as 00014 published by the Free Software Foundation; either version 3 of the 00015 License, or (at your option) any later version. 00016 00017 The yat library is distributed in the hope that it will be useful, 00018 but WITHOUT ANY WARRANTY; without even the implied warranty of 00019 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00020 General Public License for more details. 00021 00022 You should have received a copy of the GNU General Public License 00023 along with yat. If not, see <http://www.gnu.org/licenses/>. 00024 */ 00025 00026 #include "yat/statistics/AveragerPairWeighted.h" 00027 00028 #include <ostream> 00029 00030 namespace theplu { 00031 namespace yat { 00032 namespace utility { 00033 class VectorBase; 00034 } 00035 namespace regression { 00036 00041 class OneDimensionalWeighted 00042 { 00043 00044 public: 00048 OneDimensionalWeighted(void); 00049 00053 virtual ~OneDimensionalWeighted(void); 00054 00062 virtual void fit(const utility::VectorBase& x, const utility::VectorBase& y, 00063 const utility::VectorBase& w)=0; 00064 00068 virtual double predict(const double x) const=0; 00069 00083 double prediction_error2(const double x, const double w=1.0) const; 00084 00090 double r2(void) const; 00091 00098 virtual double s2(double w=1) const=0; 00099 00106 virtual double standard_error2(const double x) const=0; 00107 00108 protected: 00112 statistics::AveragerPairWeighted ap_; 00113 00120 double chisq_; 00121 00122 private: 00123 }; 00124 00125 }}} // of namespaces regression, yat, and theplu 00126 00127 #endif