Harald Koestler

Associate Professor, Computer Science, Friedrich-Alexander-Universität Erlangen-Nürnberg

Joined

August 2025

Names

Harald Koestler (Preferred)

Harald Köstler

Emails

****@fau.de (Confirmed)

Personal Links

Career & Education History

Associate Professor

Computer Science, Friedrich-Alexander-Universität Erlangen-Nürnberg (fau.de)

2003 – Present

Advisors, Relations & Conflicts

Coauthor

Andreas Maier

2020 – Present

Expertise

HPC

2008 – Present

Lattice Boltzmann Methods

2008 – Present

multigrid methods

2005 – Present

Publications

A Validated LBM Dataset and Pipeline for Surrogate Modeling of Turbulent 3D Obstructed Channel Flows
Lukas Schröder, Shubham Kavane, Harald Koestler
- DiffSys 2025
- Readers: Everyone
Agentic large language models improve retrieval-based radiology question answering
Sebastian Wind, Jeta Sopa, Daniel Truhn, Mahshad Lotfinia, Tri-Thien Nguyen, Keno K. Bressem, Lisa Adams, Mirabela Rusu, Harald Köstler, Gerhard Wellein, Andreas K. Maier, Soroosh Tayebi Arasteh
- CoRR 2025
- Readers: Everyone
Analyzing performance portability for a SYCL implementation of the 2D shallow water equations
Markus Büttner, Christoph Alt, Tobias Kenter, Harald Köstler, Christian Plessl, Vadym Aizinger
- J. Supercomput. 2025
- Readers: Everyone
Benchmarking Convolutional Neural Network and Graph Neural Network based Surrogate Models on a Real-World Car External Aerodynamics Dataset
Sam Jacob Jacob, Markus Mrosek, Carsten Othmer, Harald Köstler
- CoRR 2025
- Readers: Everyone
Large-Scale Simulations of Fully Resolved Complex Moving Geometries with Partially Saturated Cells
Philipp Suffa, Samuel Kemmler, Harald Köstler, Ulrich Rüde
- CoRR 2025
- Readers: Everyone
Towards Automated Algebraic Multigrid Preconditioner Design Using Genetic Programming for Large-Scale Laser Beam Welding Simulations
Dinesh Parthasarathy, Tommaso Bevilacqua, Martin Lanser, Axel Klawonn, Harald Köstler
- PASC 2025
- Readers: Everyone
Efficiency and scalability of fully-resolved fluid-particle simulations on heterogeneous CPU-GPU architectures
Samuel Kemmler, Christoph Rettinger, Ulrich Rüde, Pablo Cuéllar, Harald Köstler
- Int. J. High Perform. Comput. Appl. 2025
- Readers: Everyone
The European master for HPC curriculum
Pascal Bouvry, Mats Brorsson, Ramon Canal, Aryan Eftekhari, Siegfried Höfinger, Didier Smets, Harald Köstler, Tomás Kozubek, Ezhilmathi Krishnasamy, Josep Llosa, Alexandra Lukas-Rother, Xavier Martorell, Dirk Pleiter, Ana Proykova, Maria-Ribera Sancho, Olaf Schenk, Cristina Silvano
- J. Parallel Distributed Comput. 2025
- Readers: Everyone
Code Generation and Performance Engineering for Matrix-Free Finite Element Methods on Hybrid Tetrahedral Grids
Fabian Böhm, Daniel Bauer, Nils Kohl, Christie L. Alappat, Dominik Thönnes, Marcus Mohr, Harald Köstler, Ulrich Rüde
- SIAM J. Sci. Comput. 2025
- Readers: Everyone
waLBerla-wind: A lattice-Boltzmann-based high-performance flow solver for wind energy applications
Helen Schottenhamml, Ani Anciaux-Sedrakian, Frédéric Blondel, Harald Köstler, Ulrich Rüde
- Concurr. Comput. Pract. Exp. 2024
- Readers: Everyone

View all 124 publications

Co-Authors

View all 196 co-authors