// robert - programme du robot 2005 // // Copyright (C) 2005 Olivier Gaillard // // Robot APB Team/Efrei 2005. // Web: http://assos.efrei.fr/robot/ // Email: robot AT efrei DOT fr // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #ifndef hotelling_h #define hotelling_h #include #include "oconfig.hh" #include "hpoint.hh" /// Detecte l'orientation principale d'une masse de données class Hotelling { /// Classe oconfig OConfig *oconfig_; /// Matrice de covariance double covMatrix_[2][2]; /// Données à traitées ajustées Hpoint *data_; /// Nombre d'échantillons de données unsigned dataSize_; /// Moyenne de la première et deuxième composante double meanX_, meanY_; /// EigenValues double val1_, val2_; /// EigenVectors Hpoint e1_, e2_; public: /// Constructeur Hotelling (const std::vector &dataList); /// Destructeur ~Hotelling (void); /// Affiche la matrice de covariance void showCovMatrix () const; /// Affiche les eigenvectors void show () const; /// Calcul des eigenvectors void eigenVectors (); /// Accessors void getPC (Hpoint &pca); void getPC (double &x, double &y); void get (double &x, double &y, double &x2, double &y2); private: /// Calcul des eigenvalues void eigenValues (); /// Calcul de la variance double cov (const unsigned i, const unsigned j); /// Calcul de la matrice de covariance void covMatrix (); /// Calcul de la moyenne void mean (const std::vector &dataList); }; #endif // hotelling_h