source: trunk/c++_tools/statistics/KernelBox.h @ 575

// $Id: KernelBox.h 443 2005-12-15 15:28:37Z jari $


#ifndef _theplu_statistics_regression_kernel_box_
#define _theplu_statistics_regression_kernel_box_

#include <c++_tools/statistics/Kernel.h>

namespace theplu {
namespace statistics { 
namespace regression{

  ///
  /// Class for KernelBox a.k.a. rectangular window.
  ///
  class KernelBox : public Kernel
  {
    
  public:
    ///
    /// Constructor
    ///
    KernelBox(void);

    ///
    /// Function calculating the weight as \f$ w(x)=1\f$ if \f$|x|\le 1
    /// \f$, \f$ w(x)=0 \f$ otherwise.
    ///
    double weight(const double) const;
  
  private:
  };

} // of namespace regression
} // of namespace statistics
} // of namespace theplu

#endif