aggregating.h

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// -*- C++ -*-
#ifndef __LEMGA_AGGREGATING_H__
#define __LEMGA_AGGREGATING_H__

#include <vector>
#include "learnmodel.h"
#include "shared_ptr.h"

namespace lemga {

typedef var_shared_ptr<LearnModel> pLearnModel;

class Aggregating : public LearnModel {
    void clear ();                  

protected:
    pLearnModel lm_base;            
    std::vector<pLearnModel> lm;    
    UINT n_in_agg;                  
    UINT max_n_model;               

public:
    Aggregating ();
    Aggregating (const Aggregating&);
    const Aggregating& operator= (const Aggregating&);

    virtual Aggregating* create () const = 0;
    virtual Aggregating* clone () const = 0;

    void set_base_model (const LearnModel&);
    const LearnModel& base_model () const { return *lm_base; }

    virtual void initialize ();
    void set_max_models (UINT max) { max_n_model = max; }


    UINT size () const { return lm.size(); }
    bool empty () const { return lm.empty(); }
    const LearnModel& model (UINT n) const { return *lm[n]; }
    const LearnModel& operator[] (UINT n) const { return *lm[n]; }

    virtual bool set_aggregation_size (UINT);
    UINT aggregation_size () const { return n_in_agg; }
    virtual void set_train_data (const pDataSet&, const pDataWgt& = 0);

protected:
    virtual bool serialize (std::ostream&, ver_list&) const;
    virtual bool unserialize (std::istream&, ver_list&,
                              const id_t& = empty_id);
};

} // namespace lemga

#ifdef  __AGGREGATING_H__
#warning "This header file may conflict with another `aggregating.h' file."
#endif
#define __AGGREGATING_H__
#endif

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