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itkGaussianRadialBasisFunction.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkGaussianRadialBasisFunction.h,v $
00005   Language:  C++
00006   Date:      $Date: 2005/08/03 14:40:14 $
00007   Version:   $Revision: 1.2 $
00008 
00009   Copyright (c) Insight Software Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 
00018 #ifndef __itkGaussianRadialBasisFunction_h
00019 #define __itkGaussianRadialBasisFunction_h
00020 
00021 #include "itkRadialBasisFunctionBase.h"
00022 #include "itkNNetDistanceMetricBase.h"
00023 
00024 namespace itk
00025 {
00026 namespace Statistics
00027 {
00028 template<class ScalarType>
00029 class GaussianRadialBasisFunction : public RadialBasisFunctionBase<ScalarType>
00030 {
00031 public:
00032 
00034   typedef GaussianRadialBasisFunction Self;
00035   typedef RadialBasisFunctionBase<ScalarType> Superclass;
00036   typedef typename Superclass::ArrayType ArrayType;
00037   typedef SmartPointer<Self> Pointer;
00038   typedef SmartPointer<const Self> ConstPointer;
00039  
00041   itkTypeMacro(GaussianRadialBasisFunction,RadialBasisFunctionBase);
00042 
00044   itkNewMacro(Self);
00045   
00047   ScalarType Evaluate(const ScalarType& input) const;
00048  
00049   ScalarType EvaluateDerivative(const ScalarType& dist,const ArrayType& input,
00050                                       char mode,int element_id=0) const;
00051 
00052 protected:
00053  
00054   GaussianRadialBasisFunction();
00055   ~GaussianRadialBasisFunction();
00056   
00058   virtual void PrintSelf( std::ostream& os, Indent indent ) const;
00059 
00060 };
00061 
00062 } // end namespace Statistics
00063 } // end namespace itk
00064 
00065 #ifndef ITK_MANUAL_INSTANTIATION
00066   #include "itkGaussianRadialBasisFunction.txx"
00067 #endif
00068 
00069 #endif

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