3 papers
stat.ML2026
Exploiting Similarities in A/B Testing with Off-Policy Estimation
Otmane Sakhi, Alexandre Gilotte, David Rohde
We study A/B testing, the standard protocol for measuring the performance gain of a new decision system relative to a baseline. Traditional A/B testing treats both systems as black…
cs.LG2025
Confounding is a Pervasive Problem in Real World Recommender Systems
Alexander Merkov, David Rohde, Alexandre Gilotte +1
Unobserved confounding arises when an unmeasured feature influences both the treatment and the outcome, leading to biased causal effect estimates. This issue undermines observation…
stat.ML2025
A Point Process Model for Optimizing Repeated Personalized Action Delivery to Users
Alexander Merkov, David Rohde
This paper provides a formalism for an important class of causal inference problems inspired by user-advertiser interaction in online advertiser. Then this formalism is specialized…