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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 itkWindowConvergenceMonitoringFunction_h
#define itkWindowConvergenceMonitoringFunction_h
#include "itkConvergenceMonitoringFunction.h"
namespace itk
{
namespace Function
{
/**
* \class WindowConvergenceMonitoringFunction
* \brief Class which monitors convergence during the course of optimization.
*
*
* \author Nick Tustison
* \author Brian Avants
*
* \ingroup ITKOptimizersv4
*/
template<typename TScalar = double>
class ITK_TEMPLATE_EXPORT WindowConvergenceMonitoringFunction
: public ConvergenceMonitoringFunction<TScalar, TScalar>
{
public:
typedef WindowConvergenceMonitoringFunction Self;
typedef ConvergenceMonitoringFunction<TScalar, TScalar> 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( WindowConvergenceMonitoringFunction, ConvergenceMonitoringFunction );
typedef TScalar ScalarType;
typedef typename NumericTraits<ScalarType>::RealType RealType;
typedef typename Superclass::EnergyValueType EnergyValueType;
typedef typename Superclass::EnergyValueContainerType EnergyValueContainerType;
typedef typename Superclass::EnergyValueContainerSizeType EnergyValueContainerSizeType;
typedef typename EnergyValueContainerType::iterator EnergyValueIterator;
typedef typename EnergyValueContainerType::const_iterator EnergyValueConstIterator;
/** Add energy value */
virtual void AddEnergyValue( const EnergyValueType ) ITK_OVERRIDE;
/* Clear energy values and set total energy to 0 */
virtual void ClearEnergyValues() ITK_OVERRIDE;
/** Set/Get window size over which the convergence value is calculated */
itkSetMacro( WindowSize, EnergyValueContainerSizeType );
itkGetConstMacro( WindowSize, EnergyValueContainerSizeType );
/** Calculate convergence value by fitting to a window of the enrgy profile */
virtual RealType GetConvergenceValue() const ITK_OVERRIDE;
protected:
WindowConvergenceMonitoringFunction();
~WindowConvergenceMonitoringFunction() ITK_OVERRIDE;
void PrintSelf( std::ostream & os, Indent indent ) const ITK_OVERRIDE;
private:
ITK_DISALLOW_COPY_AND_ASSIGN(WindowConvergenceMonitoringFunction);
EnergyValueContainerSizeType m_WindowSize;
RealType m_TotalEnergy;
};
} // end namespace function
} // end namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkWindowConvergenceMonitoringFunction.hxx"
#endif
#endif
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