Why design choices matter in recommender systems

Johannes Kruse, Kasper Lindskow, Michael Riis Andersen, Jes Frellsen

Abstract: In the RecSys ’24 Challenge, participants tackled news recommendations using a large-scale Danish dataset. Although the top-performing models achieved similar accuracy scores, they produced markedly different results on beyond-accuracy metrics, highlighting the need for further research into the normative alignment of recommender systems.

External IDs:doi:10.1038/s42256-025-01043-5