/*
    Copyright (C) 2012 Bartosz Broda, Jacek Bochenek, Łukasz Biłeńkij, 
    Damian Jaworski, Wojciech Mazur, Dominik Piasecki, Maciej Piasecki, 
    Radosław Ramocki
    
    This program is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by the Free
Software Foundation; either version 3 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 LICENSE and COPYING files for more details.
*/

#pragma once
#include "../comparator_stdheaders.h"
#include "SimilarityFunction.h"

namespace smartcomparator
{
        namespace simfunctions
        {
                /**
                Funkcja podobieństwa oparta o stosunek cech
                */
                class SMART_COMPARATOR_API RatioSim : public SimilarityFunction
                {
                public:
                        RatioSim(Matrices::SuperMatrixPtr m);
                        virtual ~RatioSim(void);

                        virtual double CountSimilarity(Matrices::CompressedVector& v1, Matrices::CompressedVector& v2,
                                size_t v1ind, size_t v2ind,	const std::set<size_t> &v1Ind, const std::set<size_t> &v2Ind) ;

                        /**
                        Wersja lokalna
                        */
                        virtual double CountSimilarity(Matrices::CompressedVector& v1, Matrices::CompressedVector& v2,
                                const std::set<size_t> &v1Ind, const std::set<size_t> &v2Ind);

                        double MinValue() const;
                };
        }
}
