yat
0.8.3pre
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00001 #ifndef _theplu_yat_regression_polynomial_ 00002 #define _theplu_yat_regression_polynomial_ 00003 00004 // $Id: Polynomial.h 2119 2009-12-12 23:11:43Z peter $ 00005 00006 /* 00007 Copyright (C) 2005, 2006, 2007, 2008 Jari Häkkinen, Peter Johansson 00008 00009 This file is part of the yat library, http://dev.thep.lu.se/yat 00010 00011 The yat library is free software; you can redistribute it and/or 00012 modify it under the terms of the GNU General Public License as 00013 published by the Free Software Foundation; either version 3 of the 00014 License, or (at your option) any later version. 00015 00016 The yat library is distributed in the hope that it will be useful, 00017 but WITHOUT ANY WARRANTY; without even the implied warranty of 00018 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00019 General Public License for more details. 00020 00021 You should have received a copy of the GNU General Public License 00022 along with yat. If not, see <http://www.gnu.org/licenses/>. 00023 */ 00024 00025 #include "OneDimensional.h" 00026 #include "MultiDimensional.h" 00027 00028 namespace theplu { 00029 namespace yat { 00030 namespace utility { 00031 class VectorBase; 00032 } 00033 namespace regression { 00034 00041 class Polynomial : public OneDimensional 00042 { 00043 public: 00044 00048 explicit Polynomial(size_t power); 00049 00053 ~Polynomial(void); 00054 00058 const utility::Matrix& covariance(void) const; 00059 00064 void fit(const utility::VectorBase& x, const utility::VectorBase& y); 00065 00071 const utility::Vector& fit_parameters(void) const; 00072 00076 double predict(const double x) const; 00077 00084 double s2(void) const; 00085 00089 double standard_error2(const double x) const; 00090 00091 private: 00092 MultiDimensional md_; 00093 size_t power_; 00094 00095 }; 00096 00097 }}} // of namespaces regression, yat, and theplu 00098 00099 #endif