pulse.h

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

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

namespace lemga {

class Pulse : public LearnModel {
    UINT idx;               
    std::vector<REAL> th;   
    bool dir;               
    UINT max_l;             

public:
    explicit Pulse (UINT n_in = 0) : LearnModel(n_in, 1), idx(0), max_l(1) {}
    explicit Pulse (std::istream& is) { is >> *this; }

    virtual const id_t& id () const;
    virtual Pulse* create () const { return new Pulse(); }
    virtual Pulse* clone () const { return new Pulse(*this); }

    UINT index () const { return idx; }
    void set_index (UINT i) { assert(i < n_input()); idx = i; }
    const std::vector<REAL>& threshold () const { return th; }
    void set_threshold (const std::vector<REAL>&);
    bool direction () const { return dir; }
    void set_direction (bool d) { dir = d; }
    UINT max_transitions () { return max_l; }
    void set_max_transitions (UINT ml) { max_l = ml; }
    // TODO: resize th?

    virtual bool support_weighted_data () const { return true; }

    virtual REAL train ();

    virtual Output operator() (const Input&) const;

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

} // namespace lemga

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

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