Kemper, Niklas

2 publications

NeurIPS 2025 What Expressivity Theory Misses: Message Passing Complexity for GNNs Niklas Kemper, Tom Wollschläger, Stephan Günnemann

ICML 2024 Expressivity and Generalization: Fragment-Biases for Molecular GNNs Tom Wollschläger, Niklas Kemper, Leon Hetzel, Johanna Sommer, Stephan Günnemann