1 code implementation • 20 Mar 2024 • Raffaele Paolino, Sohir Maskey, Pascal Welke, Gitta Kutyniok
We introduce $r$-loopy Weisfeiler-Leman ($r$-$\ell{}$WL), a novel hierarchy of graph isomorphism tests and a corresponding GNN framework, $r$-$\ell{}$MPNN, that can count cycles up to length $r + 2$.
no code implementations • 27 Jun 2023 • Sebastian Müller, Vanessa Toborek, Katharina Beckh, Matthias Jakobs, Christian Bauckhage, Pascal Welke
The Rashomon Effect describes the following phenomenon: for a given dataset there may exist many models with equally good performance but with different solution strategies.
2 code implementations • 9 Jun 2023 • Pascal Welke, Maximilian Thiessen, Fabian Jogl, Thomas Gärtner
We investigate novel random graph embeddings that can be computed in expected polynomial time and that are able to distinguish all non-isomorphic graphs in expectation.
no code implementations • 6 Apr 2023 • Karishma Mohiuddin, Mirza Ariful Alam, Mirza Mohtashim Alam, Pascal Welke, Michael Martin, Jens Lehmann, Sahar Vahdati
Skilled employees are the most important pillars of an organization.
1 code implementation • 2 Sep 2022 • Vanessa Toborek, Moritz Busch, Malte Boßert, Christian Bauckhage, Pascal Welke
"Leichte Sprache", the German counterpart to Simple English, is a regulated language aiming to facilitate complex written language that would otherwise stay inaccessible to different groups of people.
no code implementations • 8 Jul 2022 • Ramsés J. Sánchez, Lukas Conrads, Pascal Welke, Kostadin Cvejoski, César Ojeda
Large, pretrained language models infer powerful representations that encode rich semantic and syntactic content, albeit implicitly.
no code implementations • 22 Oct 2021 • Till Hendrik Schulz, Pascal Welke, Stefan Wrobel
The majority of popular graph kernels is based on the concept of Haussler's $\mathcal{R}$-convolution kernel and defines graph similarities in terms of mutual substructures.
no code implementations • 21 May 2021 • Katharina Beckh, Sebastian Müller, Matthias Jakobs, Vanessa Toborek, Hanxiao Tan, Raphael Fischer, Pascal Welke, Sebastian Houben, Laura von Rueden
This survey presents an overview of integrating prior knowledge into machine learning systems in order to improve explainability.
no code implementations • 20 Jan 2021 • Till Hendrik Schulz, Tamás Horváth, Pascal Welke, Stefan Wrobel
The Weisfeiler-Lehman graph kernels are among the most prevalent graph kernels due to their remarkable time complexity and predictive performance.
1 code implementation • 5 Aug 2020 • Alexander Mehler, Wahed Hemati, Pascal Welke, Maxim Konca, Tolga Uslu
From the perspective of educational science, the article develops a computational model of the information landscape from which multiple texts are drawn as typical input of web-based reading.