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MarkovRandomFieldsClassifiers: Replace buffered region iteration in MRFImageFilter, remove iterator from RGBGibbsPriorFilter #5977

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Merged
dzenanz merged 2 commits into from
Mar 24, 2026
+1 −9
Merged

MarkovRandomFieldsClassifiers: Replace buffered region iteration in MRFImageFilter, remove iterator from RGBGibbsPriorFilter #5977

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9cecbdf
PERF: Call `m_LabelStatusImage->FillBuffer(1)` in MRFImageFilter
N-Dekker Mar 23, 2026
e0ccde0
STYLE: Remove `labelledImageIt` from `RGBGibbsPriorFilter::GibbsEnergy`
N-Dekker Mar 23, 2026
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8 changes: 1 addition & 7 deletions Modules/Segmentation/MarkovRandomFieldsClassifiers/include/itkMRFImageFilter.hxx
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Original file line number Diff line number Diff line change
Expand Up @@ -346,14 +346,8 @@ MRFImageFilter<TInputImage, TClassifiedImage>::Allocate()
m_LabelStatusImage->SetBufferedRegion(region);
m_LabelStatusImage->Allocate();

LabelStatusImageIterator rIter(m_LabelStatusImage, m_LabelStatusImage->GetBufferedRegion());

// Initialize the label status image to 1
while (!rIter.IsAtEnd())
{
rIter.Set(1);
++rIter;
}
m_LabelStatusImage->FillBuffer(1);
}

template <typename TInputImage, typename TClassifiedImage>
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2 changes: 0 additions & 2 deletions Modules/Segmentation/MarkovRandomFieldsClassifiers/include/itkRGBGibbsPriorFilter.hxx
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Expand Up @@ -288,8 +288,6 @@ template <typename TInputImage, typename TClassifiedImage>
double
RGBGibbsPriorFilter<TInputImage, TClassifiedImage>::GibbsEnergy(unsigned int i, unsigned int k, unsigned int k1)
{
LabelledImageRegionIterator labelledImageIt(m_LabelledImage, m_LabelledImage->GetBufferedRegion());

LabelType f[8];
unsigned int neighborcount = 0;
int simnum = 0;
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