Main Page   Groups   Namespace List   Class Hierarchy   Alphabetical List   Compound List   File List   Namespace Members   Compound Members   File Members   Concepts

itkWeightedMeanCalculator.h

Go to the documentation of this file.
00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkWeightedMeanCalculator.h,v $
00005   Language:  C++
00006   Date:      $Date: 2003/12/09 16:53:08 $
00007   Version:   $Revision: 1.6 $
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 __itkWeightedMeanCalculator_h
00019 #define __itkWeightedMeanCalculator_h
00020 
00021 #include <vnl/vnl_vector.h>
00022 #include <vnl/vnl_matrix.h>
00023 
00024 #include "itkArray.h"
00025 #include "itkVector.h"
00026 #include "itkFunctionBase.h"
00027 #include "itkSampleAlgorithmBase.h"
00028 
00029 namespace itk{ 
00030 namespace Statistics{
00031   
00043 template< class TSample >
00044 class WeightedMeanCalculator :
00045     public SampleAlgorithmBase< TSample >
00046 {
00047 public:
00049   typedef WeightedMeanCalculator Self;
00050   typedef SampleAlgorithmBase< TSample > Superclass ;
00051   typedef SmartPointer<Self> Pointer;
00052   typedef SmartPointer<const Self> ConstPointer;
00053 
00055   itkTypeMacro(WeightedMeanCalculator, SampleAlgorithmBase);
00056   itkNewMacro(Self) ;
00057   
00058   itkStaticConstMacro(MeasurementVectorSize, unsigned int,
00059                       TSample::MeasurementVectorSize);
00060 
00061   typedef typename TSample::MeasurementVectorType MeasurementVectorType ;
00062 
00064   typedef Vector< double, itkGetStaticConstMacro(MeasurementVectorSize) > OutputType ;
00065   
00067   typedef Array< double > WeightArrayType ;
00068 
00070   void SetWeights(WeightArrayType* array) ;
00071   
00073   WeightArrayType* GetWeights() ;
00074 
00076   typedef FunctionBase< MeasurementVectorType, double > WeightFunctionType ;
00077 
00081   void SetWeightFunction(WeightFunctionType* func) ;
00082 
00084   WeightFunctionType* GetWeightFunction() ;
00085 
00087   OutputType* GetOutput() ;
00088 
00089 protected:
00090   WeightedMeanCalculator() ;
00091   virtual ~WeightedMeanCalculator() {}
00092   void PrintSelf(std::ostream& os, Indent indent) const;
00093 
00095   void GenerateData() ;
00096 
00097 private:
00098   WeightArrayType* m_Weights ;
00099   WeightFunctionType* m_WeightFunction ;
00100   OutputType m_Output ;
00101 } ; // end of class
00102     
00103 } // end of namespace Statistics 
00104 } // end of namespace itk 
00105 
00106 #ifndef ITK_MANUAL_INSTANTIATION
00107 #include "itkWeightedMeanCalculator.txx"
00108 #endif
00109 
00110 #endif
00111 

Generated at Wed Mar 30 00:16:42 2005 for ITK by doxygen 1.3.9.1 written by Dimitri van Heesch, © 1997-2000