Search Results for author: Christian Wald

Found 4 papers, 3 papers with code

Convolutional Dictionary Learning by End-To-End Training of Iterative Neural Networks

1 code implementation9 Jun 2022 Andreas Kofler, Christian Wald, Tobias Schaeffter, Markus Haltmeier, Christoph Kolbitsch

Sparsity-based methods have a long history in the field of signal processing and have been successfully applied to various image reconstruction problems.

Dictionary Learning Image Reconstruction

Neural Networks-based Regularization for Large-Scale Medical Image Reconstruction

no code implementations19 Dec 2019 Andreas Kofler, Markus Haltmeier, Tobias Schaeffter, Marc Kachelrieß, Marc Dewey, Christian Wald, Christoph Kolbitsch

In this paper we present a generalized Deep Learning-based approach for solving ill-posed large-scale inverse problems occuring in medical image reconstruction.

Image Reconstruction SSIM

Spatio-Temporal Deep Learning-Based Undersampling Artefact Reduction for 2D Radial Cine MRI with Limited Data

1 code implementation1 Apr 2019 Andreas Kofler, Marc Dewey, Tobias Schaeffter, Christian Wald, Christoph Kolbitsch

Even when trained on only one single subject without data-augmentation, our approach yields results which are similar to the ones obtained on a large training dataset.

Data Augmentation Dictionary Learning

Cannot find the paper you are looking for? You can Submit a new open access paper.