MovementIndex.h

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#ifndef GRT_MOVEMENT_INDEX_HEADER
#define GRT_MOVEMENT_INDEX_HEADER

#include "../../CoreModules/FeatureExtraction.h"
#include "../../Util/Util.h"

GRT_BEGIN_NAMESPACE

class GRT_API MovementIndex : public FeatureExtraction{
public:
    MovementIndex(const UINT bufferLength=100,const UINT numDimensions = 1);
    
    MovementIndex(const MovementIndex &rhs);
    
    virtual ~MovementIndex();
    
    MovementIndex& operator=(const MovementIndex &rhs);
    
    virtual bool deepCopyFrom(const FeatureExtraction *featureExtraction);
    
    virtual bool computeFeatures(const VectorFloat &inputVector);
    
    virtual bool reset();
    
    virtual bool save( std::fstream &file ) const;
    
    virtual bool load( std::fstream &file );
    
    bool init(const UINT bufferLength,const UINT numDimensions);
    
    VectorFloat update(const Float x);
    
    VectorFloat update(const VectorFloat &x);
    
    CircularBuffer< VectorFloat > getData() const;
    
    //Tell the compiler we are using the following functions from the MLBase class to stop hidden virtual function warnings
    using MLBase::save;
    using MLBase::load;
    using MLBase::train;
    using MLBase::train_;
    using MLBase::predict;
    using MLBase::predict_;

    static std::string getId();
    
protected:
    UINT bufferLength;
    CircularBuffer< VectorFloat > dataBuffer;
    
private:
    static RegisterFeatureExtractionModule< MovementIndex > registerModule;
    static std::string id;
};

GRT_END_NAMESPACE

#endif //GRT_MOVEMENT_INDEX_HEADER