Paper ID: 2305.18305

High Accuracy and Low Regret for User-Cold-Start Using Latent Bandits

David Young, Douglas Leith

We develop a novel latent-bandit algorithm for tackling the cold-start problem for new users joining a recommender system. This new algorithm significantly outperforms the state of the art, simultaneously achieving both higher accuracy and lower regret.

Submitted: May 12, 2023