/usr/include/ITK-4.5/itkMeanSquaresHistogramImageToImageMetric.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 __itkMeanSquaresHistogramImageToImageMetric_h
#define __itkMeanSquaresHistogramImageToImageMetric_h
#include "itkHistogramImageToImageMetric.h"
namespace itk
{
/** \class MeanSquaresHistogramImageToImageMetric
* \brief Computes mean squared difference similarity measure between
* two images to be registered.
*
* This class is templated over the type of the fixed and moving
* images to be compared.
*
* This metric computes the similarity measure between pixels in the
* moving image and pixels in the fixed images using a histogram.
*
* \ingroup RegistrationMetrics
* \ingroup ITKRegistrationCommon
*/
template< typename TFixedImage, typename TMovingImage >
class MeanSquaresHistogramImageToImageMetric:
public HistogramImageToImageMetric< TFixedImage, TMovingImage >
{
public:
/** Standard class typedefs. */
typedef MeanSquaresHistogramImageToImageMetric Self;
typedef HistogramImageToImageMetric< TFixedImage, TMovingImage > 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(MeanSquaresHistogramImageToImageMetric,
HistogramImageToImageMetric);
/** Types transferred from the base class */
typedef typename Superclass::RealType RealType;
typedef typename Superclass::TransformType TransformType;
typedef typename Superclass::TransformPointer TransformPointer;
typedef typename Superclass::TransformParametersType TransformParametersType;
typedef typename Superclass::TransformJacobianType TransformJacobianType;
typedef typename Superclass::GradientPixelType GradientPixelType;
typedef typename Superclass::MeasureType MeasureType;
typedef typename Superclass::DerivativeType DerivativeType;
typedef typename Superclass::FixedImageType FixedImageType;
typedef typename Superclass::MovingImageType MovingImageType;
typedef typename Superclass::FixedImageConstPointer FixedImageConstPointer;
typedef typename Superclass::MovingImageConstPointer MovingImageConstPointer;
typedef typename Superclass::HistogramType HistogramType;
typedef typename HistogramType::AbsoluteFrequencyType HistogramFrequencyType;
typedef typename HistogramType::Iterator HistogramIteratorType;
typedef typename HistogramType::MeasurementVectorType HistogramMeasurementVectorType;
protected:
/** Constructor is protected to ensure that \c New() function is used to
create instances. */
MeanSquaresHistogramImageToImageMetric(){}
virtual ~MeanSquaresHistogramImageToImageMetric(){}
/** Evaluates the sum of squared differences from the histogram. */
virtual MeasureType EvaluateMeasure(HistogramType & histogram) const;
private:
MeanSquaresHistogramImageToImageMetric(Self const &); // Purposely not
// implemented.
void operator=(Self const &); // Purposely not
// implemented.
};
} // End namespace itk.
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkMeanSquaresHistogramImageToImageMetric.hxx"
#endif
#endif // __itkMeanSquaresHistogramImageToImageMetric_h
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