ITK  6.0.0
Insight Toolkit
itkConjugateGradientLineSearchOptimizerv4.h
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1/*=========================================================================
2 *
3 * Copyright NumFOCUS
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * https://www.apache.org/licenses/LICENSE-2.0.txt
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 *=========================================================================*/
18#ifndef itkConjugateGradientLineSearchOptimizerv4_h
19#define itkConjugateGradientLineSearchOptimizerv4_h
20
24
25namespace itk
26{
47template <typename TInternalComputationValueType>
49 : public GradientDescentLineSearchOptimizerv4Template<TInternalComputationValueType>
50{
51public:
52 ITK_DISALLOW_COPY_AND_MOVE(ConjugateGradientLineSearchOptimizerv4Template);
53
59
61 itkOverrideGetNameOfClassMacro(ConjugateGradientLineSearchOptimizerv4Template);
62
64 itkNewMacro(Self);
65
67 using InternalComputationValueType = TInternalComputationValueType;
68
70 using typename Superclass::DerivativeType;
71
73 using typename Superclass::MeasureType;
74
77
78 void
79 StartOptimization(bool doOnlyInitialization = false) override;
80
81protected:
84 void
85 AdvanceOneStep() override;
86
89
92
93 void
94 PrintSelf(std::ostream & os, Indent indent) const override;
95
96private:
97 DerivativeType m_LastGradient{};
98 DerivativeType m_ConjugateGradient{};
99};
100
103
104} // end namespace itk
105
106#ifndef ITK_MANUAL_INSTANTIATION
107# include "itkConjugateGradientLineSearchOptimizerv4.hxx"
108#endif
109
110#endif
Conjugate gradient descent optimizer with a golden section line search for nonlinear optimization.
void StartOptimization(bool doOnlyInitialization=false) override
void PrintSelf(std::ostream &os, Indent indent) const override
Class which monitors convergence during the course of optimization.
Gradient descent optimizer with a golden section line search.
Control indentation during Print() invocation.
Definition: itkIndent.h:50
Light weight base class for most itk classes.
The "itk" namespace contains all Insight Segmentation and Registration Toolkit (ITK) classes....