Calibration-Aware and Interpretable Graph Learning for Multi-Cohort Diffusion Connectome Brain-Age Modeling
Alexandra Badea, Ines Poves Acle, Paula Méndez de Inza, Hanwen Lin, Robert J. Anderson, Kim G. Johnson, Heather Elizabeth Whitson, Allen W. Song, Cristian T. Badea, Alzheimer's Disease Neuroimaging Initiative, The HABS-HD Study Team
This paper develops a calibration-aware graph learning framework for brain-age modeling across multiple cohorts, finding that recalibration improves performance but cohort-specific calibration is needed for external application.
bioRxiv · Aug 24, 2026 · PreprintNeuroscience