kernels.h

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#ifndef cpl_kernels_h_DEFINED
#define cpl_kernels_h_DEFINED

#include <opencv2/core/core.hpp>
#include <vector>

namespace cpl_visual_features
{

double chiSqaureKernel(std::vector<double> x, std::vector<double> y);

std::vector<std::vector<double> > chiSquareKernelBatch(std::vector<std::vector<double> >& X,
                                                       std::vector<std::vector<double> >& Y, double gamma);
};

#endif // cpl_kernels_h_DEFINED