itkSampleMeanShiftClusteringFilter.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkSampleMeanShiftClusteringFilter.h,v $
  Language:  C++
  Date:      $Date: 2003/12/09 16:53:08 $
  Version:   $Revision: 1.4 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/

#ifndef __itkSampleMeanShiftClusteringFilter_h
#define __itkSampleMeanShiftClusteringFilter_h

#include <vector>
#include "itkSampleAlgorithmBase.h"

namespace itk{ 
namespace Statistics{
  
template< class TSample >
class SampleMeanShiftClusteringFilter :
    public SampleAlgorithmBase< TSample >
{
public:
  typedef SampleMeanShiftClusteringFilter Self;
  typedef SampleAlgorithmBase< TSample > Superclass ;
  typedef SmartPointer<Self> Pointer;
  typedef SmartPointer<const Self> ConstPointer;

  itkTypeMacro(SampleMeanShiftClusteringFilter, 
               SampleAlgorithmBase);
  itkNewMacro(Self) ;

  typedef typename TSample::MeasurementVectorType MeasurementVectorType ;
  typedef typename TSample::MeasurementType MeasurementType ;
  typedef typename TSample::InstanceIdentifier InstanceIdentifier ;

  typedef std::vector< InstanceIdentifier > SearchResultVectorType ;
  typedef std::vector< int > ClusterLabelsType ;

  itkSetMacro(Threshold, double) ;
  itkGetMacro(Threshold, double) ;
  itkSetMacro(MinimumClusterSize, unsigned long) ;
  itkGetMacro(MinimumClusterSize, unsigned long) ;

  ClusterLabelsType& GetOutput()
  { return m_Output ; }

protected:
  SampleMeanShiftClusteringFilter() ;
  virtual ~SampleMeanShiftClusteringFilter() ;
  void PrintSelf(std::ostream& os, Indent indent) const;

  void GenerateData() ;

private:
  double m_Threshold ;
  ClusterLabelsType m_Output ;
  MeasurementVectorType m_TempQueryPoint ;
  SearchResultVectorType m_TempSearchResult ;
  unsigned long m_MinimumClusterSize ;
} ; // end of class
    
} // end of namespace Statistics 
} // end of namespace itk 

#ifndef ITK_MANUAL_INSTANTIATION
#include "itkSampleMeanShiftClusteringFilter.txx"
#endif

#endif

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