DualityDiagram.h

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//
// File: DualityDiagram.h
// Authors:
//   Mathieu Groussin
// Created: 2011-02-27 22:03:00
//
 
/*
  Copyright or © or Copr. Bio++ Development Team, (November 17, 2004)
  
  This software is a computer program whose purpose is to provide basal and
  utilitary classes. This file belongs to the Bio++ Project.
  
  This software is governed by the CeCILL license under French law and
  abiding by the rules of distribution of free software. You can use,
  modify and/ or redistribute the software under the terms of the CeCILL
  license as circulated by CEA, CNRS and INRIA at the following URL
  "http://www.cecill.info".
  
  As a counterpart to the access to the source code and rights to copy,
  modify and redistribute granted by the license, users are provided only
  with a limited warranty and the software's author, the holder of the
  economic rights, and the successive licensors have only limited
  liability.
  
  In this respect, the user's attention is drawn to the risks associated
  with loading, using, modifying and/or developing or reproducing the
  software by the user in light of its specific status of free software,
  that may mean that it is complicated to manipulate, and that also
  therefore means that it is reserved for developers and experienced
  professionals having in-depth computer knowledge. Users are therefore
  encouraged to load and test the software's suitability as regards their
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  same conditions as regards security.
  
  The fact that you are presently reading this means that you have had
  knowledge of the CeCILL license and that you accept its terms.
*/
 
#ifndef BPP_NUMERIC_STAT_MVA_DUALITYDIAGRAM_H
#define BPP_NUMERIC_STAT_MVA_DUALITYDIAGRAM_H
 
 
#include "../../Matrix/Matrix.h"
 
namespace bpp
{
class DualityDiagram :
  public virtual Clonable
{
private:
  std::vector<double> rowWeights_;
  std::vector<double> colWeights_;
  size_t nbAxes_;
  std::vector<double> eigenValues_;
  RowMatrix<double> eigenVectors_;
  RowMatrix<double> rowCoord_;
  RowMatrix<double> colCoord_;
  RowMatrix<double> ppalAxes_;
  RowMatrix<double> ppalComponents_;
 
public:
  DualityDiagram() :
    rowWeights_(),
    colWeights_(),
    nbAxes_(),
    eigenValues_(),
    eigenVectors_(),
    rowCoord_(),
    colCoord_(),
    ppalAxes_(),
    ppalComponents_() {}
 
  DualityDiagram(
    const Matrix<double>& matrix,
    const std::vector<double>& rowWeights,
    const std::vector<double>& colWeights,
    unsigned int nbAxes,
    double tol = 0.0000001,
    bool verbose = true);
 
  virtual ~DualityDiagram();
 
  DualityDiagram* clone() const { return new DualityDiagram(*this); }
 
private:
  void check_(
    const Matrix<double>& matrix,
    const std::vector<double>& rowWeights,
    const std::vector<double>& colWeights,
    unsigned int nbAxes);
  void compute_(const Matrix<double>& matrix, double tol, bool verbose);
 
public:
  void setData(
    const Matrix<double>& matrix,
    const std::vector<double>& rowWeights,
    const std::vector<double>& colWeights,
    unsigned int nbAxes,
    double tol = 0.0000001,
    bool verbose = true);
 
  std::vector<double> computeVariancePercentagePerAxis();
 
  size_t getNbOfKeptAxes() const { return nbAxes_; }
  const std::vector<double> getRowWeights() const { return rowWeights_; }
  const std::vector<double> getColumnWeights() const { return colWeights_; }
  const std::vector<double>& getEigenValues() const { return eigenValues_; }
  const RowMatrix<double>& getRowCoordinates() const { return rowCoord_; }
  const RowMatrix<double>& getColCoordinates() const { return colCoord_; }
  const RowMatrix<double>& getPrincipalAxes() const { return ppalAxes_; }
  const RowMatrix<double>& getPrincipalComponents() const { return ppalComponents_; }
};
} // end of namespace bpp.
#endif // BPP_NUMERIC_STAT_MVA_DUALITYDIAGRAM_H