RADIANT-PET improves PET/CT lesion segmentation accuracy by layering LLM-based adjudication and RL optimization on top of a high-sensitivity voxel segmentation stage, with largest gains when radiology reports are available.
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RADIANT-PET: Reasoning-Augmented PET/CT Lesion Segmentation with Large Language Models and Reinforcement Learning
RADIANT-PET improves PET/CT lesion segmentation accuracy by layering LLM-based adjudication and RL optimization on top of a high-sensitivity voxel segmentation stage, with largest gains when radiology reports are available.