/usr/include/ITK-4.5/itkOptimizerParameterScalesEstimator.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 __itkOptimizerParameterScalesEstimator_h
#define __itkOptimizerParameterScalesEstimator_h
#include "itkObject.h"
#include "itkObjectFactory.h"
#include "itkObjectToObjectOptimizerBase.h"
namespace itk
{
/** \class OptimizerParameterScalesEstimatorTemplate
* \brief OptimizerParameterScalesEstimatorTemplate is the base class offering a
* empty method of estimating the parameter scales for optimizers.
*
* Its subclass RegistrationParameterScalesEstimator estimates scales for
* registration optimizers.
*
* \ingroup ITKOptimizersv4
*/
template< typename TInternalComputationValueType=double >
class OptimizerParameterScalesEstimatorTemplate : public Object
{
public:
/** Standard class typedefs. */
typedef OptimizerParameterScalesEstimatorTemplate Self;
typedef Object Superclass;
typedef SmartPointer<Self> Pointer;
typedef SmartPointer<const Self> ConstPointer;
/** Run-time type information (and related methods). */
itkTypeMacro( OptimizerParameterScalesEstimatorTemplate, Object );
/** Type of scales */
typedef typename ObjectToObjectOptimizerBaseTemplate<TInternalComputationValueType>::ScalesType ScalesType;
/** Type of parameters of the optimizer */
typedef typename ObjectToObjectOptimizerBaseTemplate<TInternalComputationValueType>::ParametersType ParametersType;
/** Type of float */
typedef TInternalComputationValueType FloatType;
/** Estimate parameter scales. */
virtual void EstimateScales(ScalesType &scales) = 0;
/** Estimate the scale of a step. */
virtual FloatType EstimateStepScale(const ParametersType &step) = 0;
/** Estimate the scales of local steps. */
virtual void EstimateLocalStepScales(const ParametersType &step,
ScalesType &localStepScales) = 0;
/** Estimate the maximum size for steps. */
virtual FloatType EstimateMaximumStepSize() = 0;
protected:
OptimizerParameterScalesEstimatorTemplate(){};
~OptimizerParameterScalesEstimatorTemplate(){};
void PrintSelf(std::ostream &os, Indent indent) const
{
Superclass::PrintSelf(os,indent);
}
private:
OptimizerParameterScalesEstimatorTemplate(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
}; //class OptimizerParameterScalesEstimatorTemplate
/** This helps to meet backward compatibility */
typedef OptimizerParameterScalesEstimatorTemplate<double> OptimizerParameterScalesEstimator;
} // namespace itk
#endif
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