ITK  4.8.0
Insight Segmentation and Registration Toolkit
itkLevenbergMarquardtOptimizer.h
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18 #ifndef itkLevenbergMarquardtOptimizer_h
19 #define itkLevenbergMarquardtOptimizer_h
20 
22 #include "vnl/algo/vnl_levenberg_marquardt.h"
23 #include "ITKOptimizersExport.h"
24 
25 namespace itk
26 {
33 class ITKOptimizers_EXPORT LevenbergMarquardtOptimizer:
35 {
36 public:
42 
44  itkNewMacro(Self);
45 
48 
50  typedef vnl_vector< double > InternalParametersType;
51 
53  typedef vnl_levenberg_marquardt InternalOptimizerType;
54 
56  vnl_levenberg_marquardt * GetOptimizer() const;
57 
59  virtual void StartOptimization(void) ITK_OVERRIDE;
60 
62  virtual void SetCostFunction(MultipleValuedCostFunction *costFunction) ITK_OVERRIDE;
63 
64  void SetNumberOfIterations(unsigned int iterations);
65 
66  void SetValueTolerance(double tol);
67 
68  void SetGradientTolerance(double tol);
69 
70  void SetEpsilonFunction(double epsilon);
71 
73  MeasureType GetValue() const;
74 
75  virtual const std::string GetStopConditionDescription() const ITK_OVERRIDE;
76 
77 protected:
79  virtual ~LevenbergMarquardtOptimizer();
80 
82 
83 private:
84  LevenbergMarquardtOptimizer(const Self &); //purposely not implemented
85  void operator=(const Self &); //purposely not implemented
86 
87  bool m_OptimizerInitialized;
88  InternalOptimizerType *m_VnlOptimizer;
89  unsigned int m_NumberOfIterations;
90  double m_ValueTolerance;
91  double m_GradientTolerance;
92  double m_EpsilonFunction;
93 };
94 } // end namespace itk
95 
96 #endif
Light weight base class for most itk classes.
This class is a base for the Optimization methods that optimize a multi-valued function.
This class is a base for the CostFunctions returning a multiple values.
Superclass::CostFunctionAdaptorType CostFunctionAdaptorType
Wrap of the vnl_levenberg_marquardt algorithm.
MultipleValuedNonLinearVnlOptimizer Superclass