Validation and Generalizability of Self-Supervised Image Reconstruction Methods for Undersampled MRI

no code implementations • 29 Jan 2022 • Thomas Yu, Tom Hilbert, Gian Franco Piredda, Arun Joseph, Gabriele Bonanno, Salim Zenkhri, Patrick Omoumi, Meritxell Bach Cuadra, Erick Jorge Canales-Rodríguez, Tobias Kober, Jean-Philippe Thiran

In this paper, we investigate important aspects of the validation of self-supervised algorithms for reconstruction of undersampled MR images: quantitative evaluation of prospective reconstructions, potential differences between prospective and retrospective reconstructions, suitability of commonly used quantitative metrics, and generalizability.

Anatomy Denoising +1

Multi-compartment diffusion MRI, T2 relaxometry and myelin water imaging as neuroimaging descriptors for anomalous tissue detection

no code implementations • 15 Apr 2021 • Elda Fischi-Gomez, Jonathan Rafael-Patino, Marco Pizzolato, Gian Franco Piredda, Tom Hilbert, Tobias Kober, Erick J. Canales-Rodriguez, Jean-Philippe Thiran

Alternative MRI techniques exhibit a higher level of sensitivity to focal and diffuse MS pathology than conventional MRI acquisitions.

Specificity