/usr/include/OTB-5.8/otbFlexibleDistanceWithMissingValue.txx is in libotb-dev 5.8.0+dfsg-3.
This file is owned by root:root, with mode 0o644.
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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 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 | /*=========================================================================
Program: ORFEO Toolbox
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Centre National d'Etudes Spatiales. All rights reserved.
See OTBCopyright.txt for details.
Copyright (c) Institut Mines-Telecom. All rights reserved.
See IMTCopyright.txt 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 otbFlexibleDistanceWithMissingValue_txx
#define otbFlexibleDistanceWithMissingValue_txx
#include "otbFlexibleDistanceWithMissingValue.h"
#include "itkNumericTraits.h"
namespace otb {
namespace Statistics {
template<class TVector>
inline double
FlexibleDistanceWithMissingValue<TVector>
::Evaluate(const TVector& x1, const TVector& x2) const
{
if (IsEuclidean()) return Superclass::Evaluate(x1, x2);
if (itk::NumericTraits<TVector>::GetLength(x1) !=
itk::NumericTraits<TVector>::GetLength(x2))
{
itkExceptionMacro(<< "Vector lengths must be equal.");
}
double temp, distance = itk::NumericTraits<double>::Zero;
for (unsigned int i = 0; i < x1.Size(); ++i)
{
if (!this->IsMissingValue(x1[i]) && !this->IsMissingValue(x2[i]))
{
temp = vcl_pow(vcl_abs(vcl_pow(x1[i], this->Alpha) - vcl_pow(x2[i], this->Alpha)), this->Beta);
distance += temp;
}
}
return distance;
}
template<class TVector>
inline double
FlexibleDistanceWithMissingValue<TVector>
::Evaluate(const TVector& x) const
{
if (IsEuclidean()) return Superclass::Evaluate(x);
MeasurementVectorSizeType
measurementVectorSize = this->GetMeasurementVectorSize();
if (measurementVectorSize == 0)
{
itkExceptionMacro(<< "Please set the MeasurementVectorSize first");
}
itk::Statistics::MeasurementVectorTraits::Assert(this->GetOrigin(), measurementVectorSize,
"EuclideanDistanceMetric::Evaluate Origin and input vector have different lengths");
double temp, distance = itk::NumericTraits<double>::Zero;
for (unsigned int i = 0; i < measurementVectorSize; ++i)
{
if (!this->IsMissingValue(this->GetOrigin()[i]) && !this->IsMissingValue(x[i]))
{
temp = vcl_pow(vcl_abs(vcl_pow(this->GetOrigin()[i], this->Alpha) - vcl_pow(x[i], this->Alpha)), this->Beta);
distance += temp;
}
}
return distance;
}
template<class TVector>
inline double
FlexibleDistanceWithMissingValue<TVector>
::Evaluate(const ValueType& a, const ValueType& b) const
{
if (IsEuclidean()) return Superclass::Evaluate(a, b);
// FIXME throw NaN exception instaed of returning 0. ??
if (this->IsMissingValue(a) || this->IsMissingValue(b)) return 0.0;
double temp = vcl_pow(vcl_abs(vcl_pow(a, this->Alpha) - vcl_pow(b, this->Alpha)), this->Beta);
return temp;
}
template<class TVector>
void
FlexibleDistanceWithMissingValue<TVector>
::SetAlphaBeta(double a, double b)
{
Alpha = a;
Beta = b;
}
template<class TVector>
bool
FlexibleDistanceWithMissingValue<TVector>
::IsEuclidean()
{
if ((Alpha == 1.0) && (Beta == 2.0))
{
return true;
}
else
{
return false;
}
}
} // end namespace statistics
} // end namespace otb
#endif
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