activity
20232026
most citedPETNet -- Coincident Particle Event Detection using Spiking Neural Networks

2 citations · 6 across the 15 of their papers we have counts for

collaborators

16 papers

physics.ao-ph2026

4D Parallelism Unlocks Exascale Bayesian Neural Networks for High-Fidelity Atmospheric Modeling

Deifilia Kieckhefen, Juan Pedro Gutiérrez Hermosillo Muriedas, Lars Helge Heyen +12

We present BEAST, the first-ever Bayesian Swin Transformer for atmospheric forecasting on 0.25 global resolution able to accurately quantify both aleatoric and epistemic un…

cs.LG2026

Rethinking Likelihood distributions: Student's t Likelihood Boosts Bayesian Neural Network Performance

Pei-Hsuan Hsia, Lars H. Heyen, Arvid Weyrauch +4

In Bayesian neural networks (BNNs), variational inference is a widely adopted framework for modeling uncertainty in a distributional way, with the evidence lower bound (ELBO) servi…

cs.LG2026

Sampling Parallelism for Fast and Efficient Bayesian Learning

Asena Karolin Özdemir, Lars H. Heyen, Arvid Weyrauch +3

Machine learning models, and deep neural networks in particular, are increasingly deployed in risk-sensitive domains such as healthcare, environmental forecasting, and finance, whe…

physics.optics2026

Inverse Design of Optical Multilayer Thin Films using Robust Masked Diffusion Models

Jonas Schaible, Asena Karolin Özdemir, Charlotte Debus +5

Inverse design of optical multilayer stacks seeks to infer layer materials, thicknesses, and ordering from a desired target spectrum. It is a long-standing challenge due to the lar…

cs.AI2026

Differentiable Power-Flow Optimization

Muhammed Öz, Jasmin Hörter, Kaleb Phipps +3

With the rise of renewable energy sources and their high variability in generation, the management of power grids becomes increasingly complex and computationally demanding. Conven…

cs.LG2026

Bayesian Lottery Ticket Hypothesis

Nicholas Kuhn, Arvid Weyrauch, Lars Heyen +3

Bayesian neural networks (BNNs) are a useful tool for uncertainty quantification, but require substantially more computational resources than conventional neural networks. For non-…

cs.MS2025

pyGinkgo: A Sparse Linear Algebra Operator Framework for Python

Keshvi Tuteja, Gregor Olenik, Roman Mishchuk +5

Sparse linear algebra is a cornerstone of many scientific computing and machine learning applications. Python has become a popular choice for these applications due to its simplici…

cs.LG2025

Energy Consumption in Parallel Neural Network Training

Philipp Huber, David Li, Juan Pedro Gutiérrez Hermosillo Muriedas +4

The increasing demand for computational resources of training neural networks leads to a concerning growth in energy consumption. While parallelization has enabled upscaling model…

cs.LG2025

Jigsaw: Training Multi-Billion-Parameter AI Weather Models with Optimized Model Parallelism

Deifilia Kieckhefen, Markus Götz, Lars H. Heyen +2

AI-based methods have revolutionized atmospheric forecasting, with recent successes in medium-range forecasting spurring the development of climate foundation models. Accurate mode…

cs.LG2025★ 2 cited

PETNet -- Coincident Particle Event Detection using Spiking Neural Networks

Jan Debus, Charlotte Debus, Günther Dissertori +1

Spiking neural networks (SNN) hold the promise of being a more biologically plausible, low-energy alternative to conventional artificial neural networks. Their time-variant nature…

cs.LG2025★ 1 cited

Model Fusion via Neuron Transplantation

Muhammed Öz, Nicholas Kiefer, Charlotte Debus +3

Ensemble learning is a widespread technique to improve the prediction performance of neural networks. However, it comes at the price of increased memory and inference time. In this…

cs.LG2024★ 1 cited

A Comparative Study of Pruning Methods in Transformer-based Time Series Forecasting

Nicholas Kiefer, Arvid Weyrauch, Muhammed Öz +3

The current landscape in time-series forecasting is dominated by Transformer-based models. Their high parameter count and corresponding demand in computational resources pose a cha…

cs.LG2024

AB-Training: A Communication-Efficient Approach for Distributed Low-Rank Learning

Daniel Coquelin, Katherina Flügel, Marie Weiel +5

Communication bottlenecks severely hinder the scalability of distributed neural network training, particularly in high-performance computing (HPC) environments. We introduce AB-tra…

cs.LG2024

ReCycle: Fast and Efficient Long Time Series Forecasting with Residual Cyclic Transformers

Arvid Weyrauch, Thomas Steens, Oskar Taubert +6

Transformers have recently gained prominence in long time series forecasting by elevating accuracies in a variety of use cases. Regrettably, in the race for better predictive perfo…

cs.LG2024★ 1 cited

Harnessing Orthogonality to Train Low-Rank Neural Networks

Daniel Coquelin, Katharina Flügel, Marie Weiel +4

This study explores the learning dynamics of neural networks by analyzing the singular value decomposition (SVD) of their weights throughout training. Our investigation reveals tha…

cs.LG2023★ 1 cited

Feed-Forward Optimization With Delayed Feedback for Neural Network Training

Katharina Flügel, Daniel Coquelin, Marie Weiel +3

Backpropagation has long been criticized for being biologically implausible due to its reliance on concepts that are not viable in natural learning processes. Two core issues are t…