NICE_GP_HIK_Core/GMHIKernelPartial.h

/**
* @file GMHIKernelPartial.h
* @author Erik Rodner
* @brief Fast multiplication with subset histogram intersection kernel matrices (Interface)
* @date 15/09/2015

*/
#ifndef _NICE_GMHIKERNELPARTIALINCLUDE
#define _NICE_GMHIKERNELPARTIALINCLUDE

#include <vector>

#include <core/algebra/PartialGenericMatrix.h>

#include "GMHIKernel.h"

namespace NICE {

 /**
 * @class GMHIKernelPartial
 * @brief Fast multiplication with histogram intersection kernel sub-matrices
 * @author Erik Rodner
 */

class GMHIKernelPartial : public GMHIKernel, PartialGenericMatrix
{

  protected:


  public:

    /** simple constructor */
    GMHIKernelPartial( FastMinKernel *_fmk, ParameterizedFunction *_pf = NULL, const Quantization *_q = NULL )
        : GMHIKernel ( _fmk, _pf, _q ) {};

    /** multiply a submatrix with a vector: A*x = y */
    virtual void multiply (const PartialGenericMatrix::SetType & rowSet, const PartialGenericMatrix::SetType & columnSet, NICE::Vector & y, const NICE::Vector & x) const;

    virtual double getDiagonalElement( uint i ) const;
};

}
#endif