Four new papers at RecSys 2023 workshops

I recently presented four new papers at the RecSys 2023 workshops. They represent a continuation of my work on recommendation as off-policy evaluation and learning with logged bandit feedback.

• B. London, A. Buchholz, G. Di Benedetto, J. M. Lichtenberg, Y. Stein & T. Joachims. Self-Normalized Off-Policy Estimators for Ranking. CONSEQUENCES Workshop, 2023
• J. M. Lichtenberg, A. Buchholz, G. Di Benedetto, M. Ruffini & B. London. Double Clipping: Less-Biased Variance Reduction in Off-Policy Evaluation. CONSEQUENCES Workshop, 2023
• O. Jeunen & B. London. Offline Recommender System Evaluation under Unobserved Confounding. CONSEQUENCES Workshop 2023
• G. Di Benedetto, B. London, A. Buchholz, Y. Stein, V. Bellini, M. Jakimov, M. Ruffini & T. Joachims. Contextual Position Bias Estimation using a Single Stochastic Logging Policy. LERI Workshop, 2023