kernel.hpp

dysii是一款非常出色的滤波函数库

#ifndef INDII_ML_AUX_KERNEL_HPP
#define INDII_ML_AUX_KERNEL_HPP

namespace indii {
  namespace ml {
    namespace aux {
/**
 * Kernel for density estimation.
 *
 * @author Lawrence Murray <[e-mail]>
 * @version $Rev: 404 $
 * @date $Date: 2008-03-05 14:52:55 +0000 (Wed, 05 Mar 2008) $
 */
class Kernel {
public:
  /**
   * Evaluate the kernel.
   *
   * @param x Point at which to evaluate the kernel.
   *
   * @return Density of the kernel at the given point.
   */
  virtual double operator()(const double x) const = 0;
  
  virtual double sample() const = 0;
  
};

    }
  }
}

#endif