Divergent amyloid trajectories distinguish normal aging from Alzheimer's disease progression
Mingzhao Tong, Tianchuan Gao, Yurika Upadhyaya…·Alzheimer’s Disease Neuroimaging Initiative
This paper models Alzheimer's disease progression as a deviation from aging using longitudinal amyloid PET data and a self-supervised trajectory-learning framework, revealing distinct trajectories in early-stage aging and AD.