3 papers
cs.LG2026
Constrained user-item allocation for e-commerce marketing campaigns
Maja Lindström, Natalija Glisovic, Jan von Pichowski +2
When running marketing campaigns, retailers must decide which products to promote and which users to target. These decisions are inherently coupled: effective campaigns match users…
cs.LG2026
The Role of Node Features in Graph Pooling
Jan von Pichowski, Alžbeta Hrabošová, Ingo Scholtes +1
Graph pooling is commonly applied in graph classification, yet its empirical gains over standard WL-1 expressive GNNs are often marginal or inconsistent. We study this gap by analy…
cs.LG2025
MDL-Pool: Adaptive Multilevel Graph Pooling Based on Minimum Description Length
Jan von Pichowski, Christopher Blöcker, Ingo Scholtes
Graph pooling compresses graphs and summarises their topological properties and features in a vectorial representation. It is an essential part of deep graph representation learnin…