A Logical View of GNN-Style Computation and the Role of Activation Functions. - Pablo Barceló; Floris Geerts; Matthias Lanzinger; Klara Pakhomenko; Jan Van den Bussche (CoRR, 2025)

Weisfeiler-Leman on graphs of small twin-width. - Irene Heinrich; Moritz Lichter; Klara Pakhomenko; Simon Raßmann (CoRR, 2026)