3 papers
math.NA2024
Learned RESESOP for solving inverse problems with inexact forward operator
Mathias S. Feinler, Bernadette N. Hahn
When solving inverse problems, one has to deal with numerous potential sources of model inexactnesses, like object motion, calibration errors, or simplified data models. Regularize…
math.NA2024
GAN-based iterative motion estimation in HASTE MRI
Mathias S. Feinler, Bernadette N. Hahn
Magnetic Resonance Imaging allows high resolution data acquisition with the downside of motion sensitivity due to relatively long acquisition times. Even during the acquisition of…
math.OC2024
Dynamic image reconstruction in MPI with RESESOP-Kaczmarz
Marius Nitzsche, Bernadette N Hahn
In Magnetic Particle Imaging (MPI), it is typically assumed that the studied specimen is stationary during the data acquisition. In practical applications however, the searched-for…