00001 /*========================================================================= 00002 00003 Program: Insight Segmentation & Registration Toolkit 00004 Module: $RCSfile: itkMeanShiftModeCacheMethod.h,v $ 00005 Language: C++ 00006 Date: $Date: 2009-03-04 15:23:58 $ 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 __itkMeanShiftModeCacheMethod_h 00019 #define __itkMeanShiftModeCacheMethod_h 00020 00021 #include <map> 00022 #include "itkMacro.h" 00023 #include "itkObject.h" 00024 #include "itkMeasurementVectorTraits.h" 00025 00026 namespace itk { 00027 namespace Statistics { 00028 00056 template< class TMeasurementVector > 00057 class MeanShiftModeCacheMethod : 00058 public Object 00059 { 00060 public: 00062 typedef MeanShiftModeCacheMethod Self; 00063 typedef Object Superclass; 00064 typedef SmartPointer<Self> Pointer; 00065 typedef SmartPointer<const Self> ConstPointer; 00066 00068 itkTypeMacro(MeanShiftModeCacheMethod, Object); 00069 itkNewMacro(Self); 00071 00072 typedef TMeasurementVector MeasurementVectorType; 00073 00074 struct LessMeasurementVector 00075 { 00076 bool operator()(const MeasurementVectorType& mv1, 00077 const MeasurementVectorType& mv2) const 00078 { 00079 // It is assumed that mv1 and mv2 are of the same length. For efficieny, 00080 // no checking is performed here. 00081 for ( unsigned int i = 0; 00082 i < MeasurementVectorTraits::GetLength( &mv1 ); 00083 ++i ) 00084 { 00085 if (mv1[i] < mv2[i]) 00086 { 00087 return true; 00088 } 00089 } 00090 return false; 00091 } 00092 }; // end of struct 00093 00094 typedef std::map< MeasurementVectorType, MeasurementVectorType, LessMeasurementVector > CacheTableType; 00095 00096 void SetMaximumConsecutiveFailures(unsigned int number) 00097 { m_MaximumConsecutiveFailures = number; } 00098 00099 unsigned int GetMaximumConsecutiveFailures() 00100 { return m_MaximumConsecutiveFailures; } 00101 00102 void SetHitRatioThreshold(float threshold) 00103 { m_HitRatioThreshold = threshold; } 00104 00105 void SetMaximumEntries(unsigned int number) 00106 { m_MaximumEntries = number; } 00107 00108 unsigned int GetMaximumEntries() 00109 { return m_MaximumEntries; } 00110 00111 bool SetMeasurementVector(MeasurementVectorType& source, 00112 MeasurementVectorType& target); 00113 00114 bool GetMeasurementVector(MeasurementVectorType& source, 00115 MeasurementVectorType& target); 00116 00117 bool IsFull(); 00118 00119 void DestroyCacheTable(); 00120 00121 protected: 00122 MeanShiftModeCacheMethod(); 00123 virtual ~MeanShiftModeCacheMethod(); 00124 void PrintSelf(std::ostream& os, Indent indent) const; 00125 00126 private: 00127 unsigned int m_MaximumEntries; 00128 float m_HitRatioThreshold; 00129 unsigned int m_MaximumConsecutiveFailures; 00130 00131 unsigned int m_NumberOfRequests; 00132 unsigned int m_ConsecutiveFailures; 00133 unsigned int m_HitsSuccess; 00134 00135 unsigned long m_TotalHitsSuccess; 00136 unsigned long m_TotalHitsFailure; 00137 00138 unsigned long m_TotalTableSize; 00139 unsigned int m_TimesOfRebuilding; 00140 00141 unsigned int m_TimesOfRebuildingByHitRatio; 00142 unsigned int m_TimesOfRebuildingByConsecutiveFailures; 00143 00144 CacheTableType m_CacheTable; 00145 }; // end of class 00146 00147 } // end of namespace Statistics 00148 } // end of namespace itk 00149 00150 #ifndef ITK_MANUAL_INSTANTIATION 00151 #include "itkMeanShiftModeCacheMethod.txx" 00152 #endif 00153 00154 #endif 00155