EnsemblePerceptron.hpp

/*
 * EnsemblePerceptron.hpp
 * 
 * Copyright 2018 Fernando Pujaico Rivera <fernando.pujaico.rivera@gmail.com>
 * 
 * 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., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 * 
 */
 
#ifndef __PDS_ENSEMBLEPERCEPTRON_HPP__
#define __PDS_ENSEMBLEPERCEPTRON_HPP__
 
 
#include <Pds/Vector>
#include <Pds/Perceptron>
#include <Pds/IterationConf>
 
#include <sstream>      // std::ostringstream
 
namespace Pds{
 
class EnsemblePerceptron
{
private:
    std::vector<Pds::Perceptron> P;
    Pds::Perceptron Po;
 
public:
 
    EnsemblePerceptron(void);
    
    EnsemblePerceptron(const std::string &filename);
    
    EnsemblePerceptron(const Pds::Matrix &W);    
 
    EnsemblePerceptron(  Pds::IterationConf &Conf, 
                        const Pds::Matrix &X,
                        const Pds::Vector &Y, 
                        unsigned int M,
                        double Prob);
 
 
    ~EnsemblePerceptron();
 
 
public:
 
    double Predict(const Pds::Vector &x) const;
 
    Pds::Vector Predict(const Pds::Matrix &X) const;
 
public:
 
    bool ExportFile(const std::string &filename) const;
    
    bool ImportFile(const std::string &filename);
 
public:
 
    unsigned int Nel(void) const;
    
    const Pds::Perceptron &GetStackingClassifier(void) const;
 
    
    bool IsEmpty(void) const;
 
    bool IsNotEmpty(void) const;
 
 
    void MakeEmpty(void);
 
public:
 
    std::string ToString(void) const;
 
    void Print(std::string str="") const;
}; // Class EnsemblePerceptron
 
} // namespace Pds
 
 
std::ostream& operator<<(std::ostream &out,const Pds::EnsemblePerceptron &A);
 
#endif