2 papers
cs.LG2026
Machine Learning-Based Inter-Crystal Scatter Recovery for Ultra-High Resolution PET Imaging
Alexandre Bernier, Roger Lecomte, Jean-Baptiste Michaud
Inter-crystal scatter (ICS) events pose a significant challenge in ultrahigh- resolution positron emission tomography (UHR-PET), especially as detector crystals become smaller and…
q-bio.QM2025
CT-Less Attenuation Correction Using Multiview Ensemble Conditional Diffusion Model on High-Resolution Uncorrected PET Images
Alexandre St-Georges, Gabriel Richard, Maxime Toussaint +6
Accurate quantification in positron emission tomography (PET) is essential for accurate diagnostic results and effective treatment tracking. A major issue encountered in PET imagin…