2 papers
eess.IV2025
The method of the approximate inverse for limited-angle CT
Bernadette Hahn, Gael Rigaud, Richard Schmähl
Limited-angle computerized tomography stands for one of the most difficult challenges in imaging. Although it opens the way to faster data acquisition in industry and less dangerou…
math.NA2021
A class of regularizations based on nonlinear isotropic diffusion for inverse problems
Bernadette N. Hahn, Gael Rigaud, Richard Schmähl
Building on the well-known total-variation (TV), this paper develops a general regularization technique based on nonlinear isotropic diffusion (NID) for inverse problems with piece…