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itkErrorBackPropagationLearningWithMomentum.h

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00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkErrorBackPropagationLearningWithMomentum.h,v $
00005   Language:  C++
00006   Date:      $Date: 2005/08/02 19:17:37 $
00007   Version:   $Revision: 1.1 $
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 
00026 #ifndef __itkErrorBackPropagationLearningWithMomentum_h
00027 #define __itkErrorBackPropagationLearningWithMomentum_h
00028 
00029 #include <iostream>
00030 #include "itkLightProcessObject.h"
00031 #include "itkLearningFunctionBase.h"
00032 
00033 namespace itk
00034 {
00035 namespace Statistics
00036 {
00037 
00038 template<class LayerType, class TOutput>
00039 class ErrorBackPropagationLearningWithMomentum : public LearningFunctionBase<LayerType, TOutput>
00040 {
00041 public:
00042 
00043   typedef ErrorBackPropagationLearningWithMomentum Self;
00044   typedef LearningFunctionBase<LayerType, TOutput> Superclass;
00045   typedef SmartPointer<Self> Pointer;
00046   typedef SmartPointer<const Self> ConstPointer;
00047 
00049   itkTypeMacro(ErrorBackPropagationLearningWithMomentum, LearningFunctionBase);
00050 
00052   itkNewMacro(Self);
00053 
00054   typedef typename Superclass::ValueType ValueType;      
00055   void Learn(LayerType* layer, ValueType learningrate);
00056 
00057   void Learn(LayerType* layer, TOutput errors, ValueType learningrate);
00058 
00059 
00060 protected:
00061   ErrorBackPropagationLearningWithMomentum();
00062   ~ErrorBackPropagationLearningWithMomentum() {};
00063 
00064   virtual void PrintSelf( std::ostream& os, Indent indent ) const;
00065 
00066   ValueType m_Momentum;
00067 };
00068 
00069 } // end namespace Statistics
00070 } // end namespace itk
00071 
00072 #ifndef ITK_MANUAL_INSTANTIATION
00073   #include "itkErrorBackPropagationLearningWithMomentum.txx"
00074 #endif
00075 
00076 #endif

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