2 papers
cs.LG2026
RegionFed: Federated Learning for Personalized Query Understanding in Heterogeneous Retail Environments
Quoc H. Nguyen, Ali Lafzi, Abhijeet Phatak +4
Retail search systems serve diverse geographic regions with distinct query patterns, vocabularies, and product preferences, creating significant data heterogeneity that challenges…
cs.IR2026
The Voronoi Bottleneck: Capacity-Aware Dense Retrieval for Product Search
Charith Chandra Sai Balne, Rithwik Maramraju, Siddharth Pratap Singh +4
Dense embedding retrieval compresses all relevance information into a single inner product, imposing a fundamental geometric limit -- the Voronoi Bottleneck -- on the number of que…