no code implementations • 13 Jul 2023 • Christopher S. Parker, Anna Schroder, Sean C. Epstein, James Cole, Daniel C. Alexander, HUI ZHANG
Results: Networks trained with NLR loss show higher estimation accuracy than MSE for the ADC and IVIM diffusion coefficients as SNR decreases, with minimal loss of precision or total error.
1 code implementation • 5 Oct 2022 • Jason P. Lim, Stefano B. Blumberg, Neil Narayan, Sean C. Epstein, Daniel C. Alexander, Marco Palombo, Paddy J. Slator
In this paper, we demonstrate self-supervised machine learning model fitting for a directional microstructural model.
1 code implementation • 11 May 2022 • Sean C. Epstein, Timothy J. P. Bray, Margaret Hall-Craggs, HUI ZHANG
Self-supervised approaches, sometimes referred to as unsupervised, have been loosely based on auto-encoders, whereas supervised methods have, to date, been trained on groundtruth labels.