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itkTableLookupSampleClassifier.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkTableLookupSampleClassifier.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/10/01 01:36:06 $
00007   Version:   $Revision: 1.8 $
00008 
00009   Copyright (c) 2002 Insight 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 #ifndef __itkTableLookupSampleClassifier_h
00018 #define __itkTableLookupSampleClassifier_h
00019 
00020 #include <vector>
00021 
00022 #include "itkSampleClassifier.h"
00023 #include "itkImageRegionIteratorWithIndex.h"
00024 
00025 namespace itk{ 
00026 namespace Statistics{
00027 
00073 template< class TSample >
00074 class ITK_EXPORT TableLookupSampleClassifier : 
00075     public SampleClassifier< TSample >
00076 {
00077 public:
00079   typedef TableLookupSampleClassifier Self;
00080   typedef SampleClassifier< TSample > Superclass;
00081   typedef SmartPointer<Self> Pointer;
00082 
00084   itkTypeMacro(TableLookupSampleClassifier, SampleClassifier);
00085   itkNewMacro(Self) ;
00086 
00088   typedef typename Superclass::OutputType OutputType;
00089   typedef typename Superclass::MeasurementType MeasurementType ;
00090   typedef typename Superclass::MeasurementVectorType MeasurementVectorType ;
00091 
00092   itkStaticConstMacro(MeasurementVectorSize, unsigned int,
00093                       Superclass::MeasurementVectorSize);
00094 
00096   typedef Index< itkGetStaticConstMacro(MeasurementVectorSize) > CachedMeasurementVectorType ;
00097   typedef Image< MeasurementType, itkGetStaticConstMacro(MeasurementVectorSize) > LookupTableType ;
00098   typedef typename LookupTableType::Pointer LookupTablePointer ;
00099   typedef ImageRegionIteratorWithIndex< LookupTableType > LookupTableIteratorType ;
00100   typedef typename LookupTableType::RegionType RegionType ;
00101   typedef typename LookupTableType::SizeType SizeType ;
00102 
00104   void SetLookupTableLowerBound(MeasurementVectorType lower) ;
00105 
00107   void SetLookupTableUpperBound(MeasurementVectorType upper) ;
00108 
00109 protected:
00110   TableLookupSampleClassifier() ;
00111   virtual ~TableLookupSampleClassifier() {}
00112   void PrintSelf(std::ostream& os, Indent indent) const;
00113 
00114   void PrepareLookupTable() ;
00115 
00117   void GenerateData() ;
00118 
00119 private:
00120   LookupTablePointer m_LookupTable ;
00121   CachedMeasurementVectorType m_UpperBound ;
00122   CachedMeasurementVectorType m_LowerBound ;
00123 } ; // end of class
00124 
00125 
00126 } // end of namespace Statistics 
00127 } // end of namespace itk
00128 
00129 
00130 #ifndef ITK_MANUAL_INSTANTIATION
00131 #include "itkTableLookupSampleClassifier.txx"
00132 #endif
00133 
00134 #endif
00135 
00136 
00137 
00138 
00139 
00140 
00141 

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