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#ifndef __private_MLP_h
#define __private_MLP_h

namespace PhysicsTools {

class MLP {
    public:
        MLP(unsigned int nIn, unsigned int nOut, const std::string layout);
        ~MLP();

        void clear();
        void init(unsigned int rows);
        void set(unsigned int row, double *data, double *target, double weight = 1.0);
        double train();
        const double *eval(double *data) const;
        void save(const std::string file) const;
        void load(const std::string file);

        inline unsigned int getEpoch() const { return epoch; }
        inline int getLayers() const { return layers; }
        inline const int *getLayout() const { return layout; }

    private:
        void            setLearn(void);
        void            setNPattern(unsigned int size);

        bool            initialized;
        int             layers;
        int             *layout;

        unsigned int    epoch;
        static bool     inUse;
};

} // namespace PhysicsTools

#endif // _private_MLP_h