ITK  4.13.0
Insight Segmentation and Registration Toolkit
itkConjugateGradientOptimizer.h
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18 #ifndef itkConjugateGradientOptimizer_h
19 #define itkConjugateGradientOptimizer_h
20 
21 #include "itkIntTypes.h"
23 #include "vnl/algo/vnl_conjugate_gradient.h"
24 #include "ITKOptimizersExport.h"
25 
26 namespace itk
27 {
34 class ITKOptimizers_EXPORT ConjugateGradientOptimizer:
36 
37 {
38 public:
44 
46  itkNewMacro(Self);
47 
50 
52  typedef vnl_vector< double > InternalParametersType;
53 
55  typedef vnl_conjugate_gradient InternalOptimizerType;
56 
58  vnl_conjugate_gradient * GetOptimizer();
59 
61  virtual void StartOptimization(void) ITK_OVERRIDE;
62 
64  virtual void SetCostFunction(SingleValuedCostFunction *costFunction) ITK_OVERRIDE;
65 
67  SizeValueType GetNumberOfIterations() const;
68 
69  SizeValueType GetCurrentIteration() const;
70 
72  MeasureType GetValue() const;
73 
74 protected:
76  virtual ~ConjugateGradientOptimizer() ITK_OVERRIDE;
77 
79 
80 private:
81  ITK_DISALLOW_COPY_AND_ASSIGN(ConjugateGradientOptimizer);
82 
84  bool m_OptimizerInitialized;
85  InternalOptimizerType *m_VnlOptimizer;
86 };
87 } // end namespace itk
88 
89 #endif
This class is a base for the CostFunctions returning a single value.
Light weight base class for most itk classes.
Superclass::CostFunctionAdaptorType CostFunctionAdaptorType
This class is a base for the Optimization methods that optimize a single valued function.
SingleValuedNonLinearVnlOptimizer Superclass
unsigned long SizeValueType
Definition: itkIntTypes.h:143
This class is a base for the Optimization methods that optimize a single valued function.
Wrap of the vnl_conjugate_gradient.