[HTML][HTML] Computational fluid–structure interaction in biology and soft robots: A review

R Pramanik, R Verstappen, PR Onck - Physics of Fluids, 2024 - pubs.aip.org
The omnipresence of fluid–structure interaction (FSI) in biological systems is indisputable—
from the vibration of leaves to the locomotion of fish, to the flying of birds, and to the …

Connections between numerical algorithms for PDEs and neural networks

T Alt, K Schrader, M Augustin, P Peter… - Journal of Mathematical …, 2023 - Springer
We investigate numerous structural connections between numerical algorithms for partial
differential equations (PDEs) and neural architectures. Our goal is to transfer the rich set of …

Accelerated variational PDEs for efficient solution of regularized inversion problems

M Benyamin, J Calder, G Sundaramoorthi… - Journal of mathematical …, 2020 - Springer
We further develop a new framework, called PDE acceleration, by applying it to calculus of
variation problems defined for general functions on R^ n R n, obtaining efficient numerical …

PDE acceleration: a convergence rate analysis and applications to obstacle problems

J Calder, A Yezzi - Research in the Mathematical Sciences, 2019 - Springer
This paper provides a rigorous convergence rate and complexity analysis for a recently
introduced framework, called PDE acceleration, for solving problems in the calculus of …

[HTML][HTML] Efficient long-term simulation of the heat equation with application in geothermal energy storage

M Bähr, M Breuß - Mathematics, 2022 - mdpi.com
Long-term evolutions of parabolic partial differential equations, such as the heat equation,
are the subject of interest in many applications. There are several numerical solvers marking …

[PDF][PDF] Fourth-order anisotropic diffusion for inpainting and image compression

I Jumakulyyev, T Schultz - Anisotropy Across Fields and Scales, 2021 - library.oapen.org
Edge-enhancing diffusion (EED) can reconstruct a close approximation of an original image
from a small subset of its pixels. This makes it an attractive foundation for PDE based image …

Translating numerical concepts for PDEs into neural architectures

T Alt, P Peter, J Weickert, K Schrader - International Conference on Scale …, 2021 - Springer
We investigate what can be learned from translating numerical algorithms into neural
networks. On the numerical side, we consider explicit, accelerated explicit, and implicit …

Image Compression with Isotropic and Anisotropic Shepard Inpainting

RMK Mohideen, T Alt, P Peter, J Weickert - arxiv preprint arxiv …, 2024 - arxiv.org
Inpainting-based codecs store sparse selected pixel data and decode by reconstructing the
discarded image parts by inpainting. Successful codecs (coders and decoders) traditionally …

Neuroexplicit diffusion models for inpainting of optical flow fields

T Fischer, P Peter, J Weickert, E Ilg - arxiv preprint arxiv:2405.14599, 2024 - arxiv.org
Deep learning has revolutionized the field of computer vision by introducing large scale
neural networks with millions of parameters. Training these networks requires massive …

[PDF][PDF] Fast solvers for solving shape matching by time integration

M Bähr, R Dachsel, M Breuß - Proceedings of the OAGM …, 2018 - workshops.aapr.at
The main task in three-dimensional non-rigid shape correspondence is to retrieve
similarities between two or more similar three-dimensional objects. An important building …