no code implementations • 6 Feb 2024 • Xingyue Huang, Miguel Romero Orth, Pablo Barceló, Michael M. Bronstein, İsmail İlkan Ceylan
In this paper, we propose two frameworks for link prediction with relational hypergraphs and conduct a thorough analysis of the expressive power of the resulting model architectures via corresponding relational Weisfeiler-Leman algorithms, and also via some natural logical formalisms.
1 code implementation • NeurIPS 2023 • Xingyue Huang, Miguel Romero Orth, İsmail İlkan Ceylan, Pablo Barceló
Our goal is to provide a systematic understanding of the landscape of graph neural networks for knowledge graphs pertaining to the prominent task of link prediction.
1 code implementation • 30 Nov 2022 • Pablo Barcelo, Mikhail Galkin, Christopher Morris, Miguel Romero Orth
Namely, we investigate the limitations in the expressive power of the well-known Relational GCN and Compositional GCN architectures and shed some light on their practical learning performance.