ITK
4.1.0
Insight Segmentation and Registration Toolkit
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00001 /*========================================================================= 00002 * 00003 * Copyright Insight Software Consortium 00004 * 00005 * Licensed under the Apache License, Version 2.0 (the "License"); 00006 * you may not use this file except in compliance with the License. 00007 * You may obtain a copy of the License at 00008 * 00009 * http://www.apache.org/licenses/LICENSE-2.0.txt 00010 * 00011 * Unless required by applicable law or agreed to in writing, software 00012 * distributed under the License is distributed on an "AS IS" BASIS, 00013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00014 * See the License for the specific language governing permissions and 00015 * limitations under the License. 00016 * 00017 *=========================================================================*/ 00018 00019 #ifndef __itkRenyiEntropyThresholdCalculator_h 00020 #define __itkRenyiEntropyThresholdCalculator_h 00021 00022 #include "itkHistogramThresholdCalculator.h" 00023 00024 namespace itk 00025 { 00026 00050 template <class THistogram, class TOutput=double> 00051 class ITK_EXPORT RenyiEntropyThresholdCalculator : public HistogramThresholdCalculator<THistogram, TOutput> 00052 { 00053 public: 00055 typedef RenyiEntropyThresholdCalculator Self; 00056 typedef Object Superclass; 00057 typedef SmartPointer<Self> Pointer; 00058 typedef SmartPointer<const Self> ConstPointer; 00059 00061 itkNewMacro(Self); 00062 00064 itkTypeMacro(RenyiEntropyThresholdCalculator, Object); 00065 00067 typedef THistogram HistogramType; 00068 typedef TOutput OutputType; 00069 00070 protected: 00071 RenyiEntropyThresholdCalculator() { m_FirstBin = 0; m_LastBin = 0; m_Size = 0; } 00072 virtual ~RenyiEntropyThresholdCalculator() {} 00073 00074 void GenerateData(void); 00075 00076 typedef typename HistogramType::TotalAbsoluteFrequencyType TotalAbsoluteFrequencyType; 00077 typedef typename HistogramType::AbsoluteFrequencyType AbsoluteFrequencyType; 00078 typedef typename HistogramType::InstanceIdentifier InstanceIdentifier; 00079 typedef typename HistogramType::SizeValueType SizeValueType; 00080 00081 InstanceIdentifier MaxEntropyThresholding( const HistogramType* histogram, 00082 const std::vector< double >& normHisto, 00083 const std::vector< double >& P1, 00084 const std::vector< double >& P2 ); 00085 00086 InstanceIdentifier MaxEntropyThresholding2( const HistogramType* histogram, 00087 const std::vector< double >& normHisto, 00088 const std::vector< double >& P1, 00089 const std::vector< double >& P2 ); 00090 00091 InstanceIdentifier MaxEntropyThresholding3( const HistogramType* histogram, 00092 const std::vector< double >& normHisto, 00093 const std::vector< double >& P1, 00094 const std::vector< double >& P2 ); 00095 00096 private: 00097 RenyiEntropyThresholdCalculator(const Self&); //purposely not implemented 00098 void operator=(const Self&); //purposely not implemented 00099 00100 InstanceIdentifier m_FirstBin; 00101 InstanceIdentifier m_LastBin; 00102 SizeValueType m_Size; 00103 }; 00104 00105 } // end namespace itk 00106 00107 00108 #ifndef ITK_MANUAL_INSTANTIATION 00109 #include "itkRenyiEntropyThresholdCalculator.hxx" 00110 #endif 00111 00112 #endif 00113