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itkMeanShiftModeSeekerBase.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkMeanShiftModeSeekerBase.h,v $
00005   Language:  C++
00006   Date:      $Date: 2005/07/26 15:55:02 $
00007   Version:   $Revision: 1.9 $
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 __itkMeanShiftModeSeekerBase_h
00019 #define __itkMeanShiftModeSeekerBase_h
00020 
00021 #include "itkObject.h"
00022 #include "itkVector.h"
00023 #include "itkMatrix.h"
00024 #include "itkNumericTraits.h"
00025 #include "itkMeanShiftModeCacheMethod.h"
00026 
00027 namespace itk{ 
00028 namespace Statistics{
00029   
00059 template< class TSample >
00060 class MeanShiftModeSeekerBase :
00061     public Object
00062 {
00063 public:
00065   typedef MeanShiftModeSeekerBase Self;
00066   typedef Object Superclass ;
00067   typedef SmartPointer<Self> Pointer;
00068   typedef SmartPointer<const Self> ConstPointer;
00069 
00071   itkTypeMacro(MeanShiftModeSeekerBase, Object);
00072 
00074   typedef typename TSample::MeasurementVectorType MeasurementVectorType ;
00075   typedef typename TSample::MeasurementVectorSizeType MeasurementVectorSizeType ;
00076   typedef typename TSample::MeasurementType MeasurementType ;
00077   typedef typename TSample::InstanceIdentifier InstanceIdentifier ;
00078 
00079   typedef std::vector< InstanceIdentifier > SearchResultVectorType ;
00080   typedef MeanShiftModeCacheMethod< MeasurementVectorType > CacheMethodType ;
00081 
00082   void SetInputSample(const TSample* sample) ;
00083 
00084   const TSample* GetInputSample() const
00085   { return m_InputSample.GetPointer() ; }
00086 
00087   void SetMaximumIteration(unsigned int number)
00088   { m_MaximumIteration = number ; }
00089 
00090   unsigned int GetMaximumIteration()
00091   { return m_MaximumIteration ; }
00092 
00093   void SetCacheMethod(CacheMethodType* method) ;
00094 
00095   CacheMethodType* GetCacheMethod()
00096   { return m_CacheMethod.GetPointer() ; }
00097 
00099   MeasurementVectorType Evolve(MeasurementVectorType instance) ;
00100 
00102   virtual MeasurementVectorSizeType GetMeasurementVectorSize() const
00103     {
00104     if( m_InputSample.GetPointer() )
00105       {
00106       return m_InputSample.GetPointer()->GetMeasurementVectorSize();
00107       }
00108     else
00109       {
00110       return 0;
00111       }
00112     }
00114 
00115 protected:
00116   MeanShiftModeSeekerBase() ;
00117   virtual ~MeanShiftModeSeekerBase() ;
00118   void PrintSelf(std::ostream& os, Indent indent) const;
00119 
00120   virtual bool ComputeMode(MeasurementVectorType queryPoint,
00121                            MeasurementVectorType& newPoint) = 0 ;
00122 
00123   
00124 private:
00125   typename TSample::ConstPointer m_InputSample ;
00126   unsigned int m_MaximumIteration ;
00127   typename CacheMethodType::Pointer m_CacheMethod ;
00128 } ; // end of class
00129     
00130 } // end of namespace Statistics 
00131 } // end of namespace itk 
00132 
00133 #ifndef ITK_MANUAL_INSTANTIATION
00134 #include "itkMeanShiftModeSeekerBase.txx"
00135 #endif
00136 
00137 #endif
00138 
00139 

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