no code implementations • 11 Oct 2022 • Fabian Czappa, Alexander Geiß, Felix Wolf
Structural plasticity of the brain describes the creation of new and the deletion of old synapses over time.
no code implementations • 24 Feb 2021 • Rahim Mammadli, Marija Selakovic, Felix Wolf, Michael Pradel
Applying the transformations that our model deems most favorable prior to compilation yields an average speedup of 1. 14x.
2 code implementations • 31 Dec 2020 • Marcin Copik, Alexandru Calotoiu, Tobias Grosser, Nicolas Wicki, Felix Wolf, Torsten Hoefler
Performance models are well-known instruments to understand the scaling behavior of parallel applications.
Distributed, Parallel, and Cluster Computing Performance
no code implementations • 20 Aug 2020 • Rahim Mammadli, Ali Jannesari, Felix Wolf
Provided with sub-sequences constituting LLVM's O3 sequence, our agent learns to outperform the O3 sequence on the set of source codes used for training and achieves competitive performance on the validation set, gaining up to 1. 32x speedup on previously-unseen programs.
no code implementations • 10 Jul 2018 • Jürgen Dölz, Stefan Kurz, Sebastian Schöps, Felix Wolf
In this paper, we advocate a novel spline-based isogeometric approach for boundary elements and its efficient implementation.
Computational Engineering, Finance, and Science
no code implementations • 9 Jul 2018 • Jürgen Dölz, Stefan Kurz, Sebastian Schöps, Felix Wolf
We present a new approach to three-dimensional electromagnetic scattering problems via fast isogeometric boundary element methods.
Numerical Analysis Numerical Analysis 65D07, 65N38, 65Y20
no code implementations • 4 Jun 2018 • Annalisa Buffa, Jürgen Dölz, Stefan Kurz, Sebastian Schöps, Rafael Vázques, Felix Wolf
the respective energy spaces and provide approximation properties of the spline discretisations of trace spaces for application in the theory of isogeometric boundary element methods.
Numerical Analysis Numerical Analysis 65D07, 65N38
no code implementations • 30 Aug 2017 • Jürgen Dölz, Helmut Harbrecht, Stefan Kurz, Sebastian Schöps, Felix Wolf
We present an indirect higher order boundary element method utilising NURBS mappings for exact geometry representation and an interpolation-based fast multipole method for compression and reduction of computational complexity, to counteract the problems arising due to the dense matrices produced by boundary element methods.
Numerical Analysis 65M38 G.1.8; G.1.2