/usr/include/casacore/scimath/Mathematics/ChauvenetCriterionStatistics.tcc is in casacore-dev 2.2.0-2.
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//# $Id: Array.h 21545 2015-01-22 19:36:35Z gervandiepen $
#ifndef SCIMATH_CHAUVENETCRITERIONSTATISTICS_TCC
#define SCIMATH_CHAUVENETCRITERIONSTATISTICS_TCC
#include <casacore/scimath/Mathematics/ChauvenetCriterionStatistics.h>
#include <casacore/scimath/Mathematics/StatisticsIncrementer.h>
#include <casacore/scimath/Mathematics/StatisticsUtilities.h>
#include <casacore/scimath/Mathematics/ZScoreCalculator.h>
namespace casacore {
CASA_STATD
ChauvenetCriterionStatistics<CASA_STATP>::ChauvenetCriterionStatistics(
Double zscore, Int maxIterations
)
: ConstrainedRangeStatistics<CASA_STATP>(),
_zscore(zscore), _maxIterations(maxIterations), _rangeIsSet(False), _niter(0) {}
CASA_STATD
ChauvenetCriterionStatistics<CASA_STATP>::~ChauvenetCriterionStatistics() {}
CASA_STATD
ChauvenetCriterionStatistics<CASA_STATP>&
ChauvenetCriterionStatistics<CASA_STATP>::operator=(
const ChauvenetCriterionStatistics<CASA_STATP>& other
) {
if (this == &other) {
return *this;
}
ClassicalStatistics<CASA_STATP>::operator=(other);
_zscore = other._zscore;
_maxIterations = other._maxIterations;
_niter = other._niter;
return *this;
}
CASA_STATD
void ChauvenetCriterionStatistics<CASA_STATP>::reset() {
ConstrainedRangeStatistics<CASA_STATP>::reset();
_rangeIsSet = False;
}
CASA_STATD
void ChauvenetCriterionStatistics<CASA_STATP>::setCalculateAsAdded(
Bool c
) {
ThrowIf(
c, "ChauvenetCriterionStatistics does not support calculating statistics "
"incrementally as data sets are added"
);
}
CASA_STATD
void ChauvenetCriterionStatistics<CASA_STATP>::_setRange() {
if (_rangeIsSet) {
return;
}
uInt maxI = _maxIterations >= 0 ? _maxIterations : 1000;
uInt prevNpts = 0;
StatsData<AccumType> sd;
while (_niter <= maxI) {
if (_niter == 0) {
ClassicalStatistics<CASA_STATP> cs(*this);
sd = cs.getStatistics();
}
else {
sd = this->getStatistics();
if ((uInt64)sd.npts == prevNpts) {
break;
}
}
Double zScore = _zscore >= 0 ? _zscore : ZScoreCalculator::getMaxZScore((uInt64)sd.npts);
CountedPtr<std::pair<AccumType, AccumType> > range = new std::pair<AccumType, AccumType>(
sd.mean - zScore*sd.stddev, sd.mean + zScore*sd.stddev
);
ConstrainedRangeStatistics<CASA_STATP>::_setRange(range);
// _rangeIsSet is set here to prevent infinite recursion on next loop iteration
_rangeIsSet = True;
prevNpts = (uInt64)sd.npts;
++_niter;
}
--_niter;
}
}
#endif
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