BAG.h

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#ifndef GRT_BAG_HEADER
#define GRT_BAG_HEADER

#include "../../CoreModules/Classifier.h"

GRT_BEGIN_NAMESPACE

class BAG : public Classifier
{
public:
 BAG(bool useScaling=false);
    
    BAG(const BAG &rhs);
    
 virtual ~BAG(void);
    
 BAG &operator=(const BAG &rhs);
    
 virtual bool deepCopyFrom(const Classifier *classifier);
    
    virtual bool train_(ClassificationData &trainingData);
    
    virtual bool predict_(VectorFloat &inputVector);
    
    virtual bool reset();
    
    virtual bool clear();
    
    virtual bool saveModelToFile( std::fstream &file ) const;
    
    virtual bool loadModelFromFile( std::fstream &file );
    
    UINT getEnsembleSize() const;
    
    VectorFloat getEnsembleWeights() const;
    
    const Vector< Classifier* > getEnsemble() const;

    bool addClassifierToEnsemble(const Classifier &classifier,Float weight=1);
    
    bool clearEnsemble();
    
    bool setWeights(const VectorFloat &weights);
    
    //Tell the compiler we are using the following functions from the MLBase class to stop hidden virtual function warnings
    using MLBase::saveModelToFile;
    using MLBase::loadModelFromFile;
    using MLBase::train;
    using MLBase::train_;
    using MLBase::predict;
    using MLBase::predict_;
    
protected:
    bool loadLegacyModelFromFile( std::fstream &file );
    
    VectorFloat weights;
    Vector< Classifier* > ensemble;
    
    static RegisterClassifierModule< BAG > registerModule;
};

GRT_END_NAMESPACE

#endif //GRT_BAG_HEADER