Search Results for author: Ingo Gühring

Found 6 papers, 1 papers with code

Near-Exact Recovery for Tomographic Inverse Problems via Deep Learning

1 code implementation14 Jun 2022 Martin Genzel, Ingo Gühring, Jan Macdonald, Maximilian März

This work is concerned with the following fundamental question in scientific machine learning: Can deep-learning-based methods solve noise-free inverse problems to near-perfect accuracy?

Computed Tomography (CT)

Error bounds for approximations with deep ReLU neural networks in $W^{s,p}$ norms

no code implementations21 Feb 2019 Ingo Gühring, Gitta Kutyniok, Philipp Petersen

We analyze approximation rates of deep ReLU neural networks for Sobolev-regular functions with respect to weaker Sobolev norms.

Expressivity of Deep Neural Networks

no code implementations9 Jul 2020 Ingo Gühring, Mones Raslan, Gitta Kutyniok

In this review paper, we give a comprehensive overview of the large variety of approximation results for neural networks.

Near-Exact Recovery for Sparse-View CT via Data-Driven Methods

no code implementations NeurIPS Workshop Deep_Invers 2021 Martin Genzel, Ingo Gühring, Jan Macdonald, Maximilian März

This work presents an empirical study on the design and training of iterative neural networks for image reconstruction from tomographic measurements with unknown geometry.

Image Reconstruction

Multilevel CNNs for Parametric PDEs

no code implementations1 Apr 2023 Cosmas Heiß, Ingo Gühring, Martin Eigel

We combine concepts from multilevel solvers for partial differential equations (PDEs) with neural network based deep learning and propose a new methodology for the efficient numerical solution of high-dimensional parametric PDEs.

Uncertainty Quantification

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