T. Elfving and P. C. Hansen, Unmatched projector/backprojector pairs: Perturbation and convergence analysis, SIAM J. Sci. Comput., 40 (2018), pp. A573--A591.

Feb 12, 2019 · In particular, we are concerned with methods based on an unmatched projector/backprojector pair; i.e., the backprojector is not the exact ...

Abstract. We consider algebraic iterative reconstruction methods with applications in image reconstruction. In particular, we are concerned with methods ...

Dive into the research topics of 'Fixing Nonconvergence of Algebraic Iterative Reconstruction with an Unmatched Backprojector'. Together they form a unique ...

Fixing Nonconvergence of Algebraic Iterative Reconstruction with an Unmatched Backprojector · Yiqiu Dong · Per Christian Hansen · Michiel E. · Nicolai André ...

Fixing Nonconvergence of Algebraic Iterative Reconstruction with an Unmatched Backprojector. June 2019; SIAM Journal on Scientific Computing 41(3):A1822-A1839.

We propose a modified algorithm that incorporates a small shift parameter, and we give the conditions that guarantee convergence of this method to a fixed point ...

Dive into the research topics of 'Fixing nonconvergence of algebraic iterative reconstruction with an unmatched backprojector'. Together they form a unique ...

Bibliographic details on Fixing Nonconvergence of Algebraic Iterative Reconstruction with an Unmatched Backprojector.