/usr/include/InsightToolkit/Review/Statistics/itkEuclideanDistanceMetric.h is in libinsighttoolkit3-dev 3.20.1-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 | /*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkEuclideanDistanceMetric.h
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#ifndef __itkEuclideanDistanceMetric_h
#define __itkEuclideanDistanceMetric_h
#include "itkNumericTraits.h"
#include "itkDistanceMetric.h"
#include "itkMeasurementVectorTraits.h"
namespace itk {
namespace Statistics {
/** \class EuclideanDistanceMetric
* \brief Euclidean distance function.
*
*
*/
template< class TVector >
class ITK_EXPORT EuclideanDistanceMetric :
public DistanceMetric< TVector >
{
public:
/** Standard "Self" typedef. */
typedef EuclideanDistanceMetric Self;
typedef DistanceMetric< TVector > Superclass;
typedef SmartPointer< Self > Pointer;
typedef SmartPointer<const Self> ConstPointer;
typedef typename Superclass::MeasurementVectorType MeasurementVectorType;
typedef typename MeasurementVectorTraitsTypes<MeasurementVectorType>::ValueType ValueType;
typedef typename Superclass::MeasurementVectorSizeType MeasurementVectorSizeType;
typedef typename Superclass::OriginType OriginType;
/** Run-time type information (and related methods). */
itkTypeMacro(EuclideanDistanceMetric, DistanceMetric);
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Gets the distance between the origin and x */
double Evaluate(const MeasurementVectorType &x) const;
/** Gets the distance between x1 and x2 */
double Evaluate(const MeasurementVectorType &x1, const MeasurementVectorType &x2) const;
/** Gets the cooridnate distance between a and b. NOTE: a and b
* should be type of component. This method is used by
* KdTreeKMeans estimators. When the estimator is refactored,
* this method should be removed. */
double Evaluate(const ValueType &a, const ValueType &b) const;
protected:
EuclideanDistanceMetric() {}
virtual ~EuclideanDistanceMetric() {}
}; // end of class
} // end of namespace Statistics
} // end of namespace itk
#ifndef ITK_MANUAL_INSTANTIATION
#include "itkEuclideanDistanceMetric.txx"
#endif
#endif
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