DRMIME: Differentiable Mutual Information and Matrix Exponential for Multi-Resolution Image Registration. - Abhishek Nan; Matthew Tennant; Uriel Rubin; Nilanjan Ray (MIDL, 2020)

Ordinary Differential Equation and Complex Matrix Exponential for Multi-resolution Image Registration. - Abhishek Nan; Matthew Tennant; Uriel Rubin; Nilanjan Ray (CoRR, 2020)

Towards Positive Jacobian: Learn to Postprocess for Diffeomorphic Image Registration with Matrix Exponential. - Soumyadeep Pal; Matthew Tennant; Nilanjan Ray (ICPR, 2022)