/usr/include/ITK-4.5/itkLevenbergMarquardtOptimizer.h is in libinsighttoolkit4-dev 4.5.0-3.
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*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#ifndef __itkLevenbergMarquardtOptimizer_h
#define __itkLevenbergMarquardtOptimizer_h
#include "itkMultipleValuedNonLinearVnlOptimizer.h"
#include "vnl/algo/vnl_levenberg_marquardt.h"
namespace itk
{
/** \class LevenbergMarquardtOptimizer
* \brief Wrap of the vnl_levenberg_marquardt algorithm
*
* \ingroup Numerics Optimizers
* \ingroup ITKOptimizers
*/
class LevenbergMarquardtOptimizer:
public MultipleValuedNonLinearVnlOptimizer
{
public:
/** Standard "Self" typedef. */
typedef LevenbergMarquardtOptimizer Self;
typedef MultipleValuedNonLinearVnlOptimizer Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer< const Self > ConstPointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(LevenbergMarquardtOptimizer, MultipleValuedNonLinearVnlOptimizer);
/** InternalParameters typedef. */
typedef vnl_vector< double > InternalParametersType;
/** Internal optimizer type. */
typedef vnl_levenberg_marquardt InternalOptimizerType;
/** Method for getting access to the internal optimizer. */
vnl_levenberg_marquardt * GetOptimizer(void) const;
/** Start optimization with an initial value. */
void StartOptimization(void);
/** Plug in a Cost Function into the optimizer */
virtual void SetCostFunction(MultipleValuedCostFunction *costFunction);
void SetNumberOfIterations(unsigned int iterations);
void SetValueTolerance(double tol);
void SetGradientTolerance(double tol);
void SetEpsilonFunction(double epsilon);
/** Get the current value */
MeasureType GetValue() const;
const std::string GetStopConditionDescription() const;
protected:
LevenbergMarquardtOptimizer();
virtual ~LevenbergMarquardtOptimizer();
typedef Superclass::CostFunctionAdaptorType CostFunctionAdaptorType;
private:
LevenbergMarquardtOptimizer(const Self &); //purposely not implemented
void operator=(const Self &); //purposely not implemented
bool m_OptimizerInitialized;
InternalOptimizerType *m_VnlOptimizer;
unsigned int m_NumberOfIterations;
double m_ValueTolerance;
double m_GradientTolerance;
double m_EpsilonFunction;
};
} // end namespace itk
#endif
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