Research output per year
Research output per year
Research output
- 13 results
Search results
-
2025
Fast PET Reconstruction with Variance Reduction and Prior-Aware Preconditioning
Ehrhardt, M. J., Kereta, Z. & Schramm, G., 5 Jun 2025, arXiv.Research output: Working paper / Preprint › Preprint
File4 Downloads (Pure) -
2024
Accelerated Convergent Motion Compensated Image Reconstruction
Delplancke, C., Thielemans, K. & Ehrhardt, M. J., 14 Oct 2024, arXiv.Research output: Working paper / Preprint › Preprint
File22 Downloads (Pure) -
An adaptively inexact first-order method for bilevel optimization with application to hyperparameter learning
Salehi, M. S., Mukherjee, S., Roberts, L. & Ehrhardt, M. J., 16 Nov 2024, arXiv.Research output: Working paper / Preprint › Preprint
Open AccessFile39 Downloads (Pure) -
An Adaptively Inexact Method for Bilevel Learning Using Primal-Dual Style Differentiation
Bogensperger, L., Ehrhardt, M. J., Pock, T., Salehi, M. S. & Wong, H. S., 9 Dec 2024, arXiv.Research output: Working paper / Preprint › Preprint
File17 Downloads (Pure) -
A Primal-dual algorithm for image reconstruction with ICNNs
Wong, H. S., Ehrhardt, M. J. & Mukherjee, S., 16 Oct 2024, arXiv.Research output: Working paper / Preprint › Preprint
File49 Downloads (Pure) -
Bilevel Learning with Inexact Stochastic Gradients
Salehi, M. S., Mukherjee, S., Roberts, L. & Ehrhardt, M. J., 16 Dec 2024, (Submitted) arXiv.Research output: Working paper / Preprint › Preprint
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Complex extension of optical flow and its practical evaluation for undersampled dynamic MRI
Ehrhardt, M. J. & Mauritz, M., 17 Dec 2024, arXiv.Research output: Working paper / Preprint › Preprint
File18 Downloads (Pure) -
Coupling Analysis of the Asymptotic Behaviour of a Primal-Dual Langevin Algorithm
Burger, M., Ehrhardt, M. J., Kuger, L. & Weigand, L., 28 May 2024, (Submitted) arXiv, 33 p.Research output: Working paper / Preprint › Preprint
File22 Downloads (Pure) -
Efficient gradient-based methods for bilevel learning via recycling Krylov subspaces
Ehrhardt, M. J., Gazzola, S. & Scott, S. J., 11 Dec 2024, arXiv.Research output: Working paper / Preprint › Preprint
File16 Downloads (Pure) -
Stochastic Multiresolution Image Sketching for Inverse Imaging Problems
Perelli, A., Schonlieb, C.-B. & Ehrhardt, M. J., 13 Dec 2024, arXiv.Research output: Working paper / Preprint › Preprint
File16 Downloads (Pure) -
2022
On the convergence and sampling of randomized primal-dual algorithms and their application to parallel MRI reconstruction
Gutierrez, E. B., Delplancke, C. & Ehrhardt, M. J., 25 Jul 2022.Research output: Working paper / Preprint › Preprint
File41 Downloads (Pure) -
Stochastic Primal-Dual Three Operator Splitting with Arbitrary Sampling and Preconditioning
Tang, J., Ehrhardt, M. & Schönlieb, C.-B., 2 Aug 2022.Research output: Working paper / Preprint › Preprint
File98 Downloads (Pure) -
2021
A temporal multiscale approach for MR Fingerprinting
Cortinhas, S., Golbabaee, M. & Ehrhardt, M. J., 30 Mar 2021, (arXiv).Research output: Working paper / Preprint › Preprint
Open AccessFile18 Downloads (Pure)