15 citations · 26 across the 15 of their papers we have counts for
28 papers
Distributional Approximate Nearest Neighbour Search for Uncertainty-Aware Retrieval
Olivier Jeunen
Approximate Nearest Neighbour search indices form the backbone of real-world recommender systems, enabling real-time candidate retrieval over million-item catalogues. Typically, a…
Variance Reduction for Heavy-Tailed Monetization Metrics in Ranking Experiments via Post-Stratification
Neeti Pokharna, Olivier Jeunen, Yatharth Saraf +1
Online evaluation of ranking and retrieval systems often relies on downstream monetization metrics such as app revenue or creator earnings. These metrics are typically heavy-tailed…
Behavioural Effects of Agentic Messaging: A Case Study on a Financial Service Application
Olivier Jeunen, Schaun Wheeler
Marketing and product personalisation provide a prominent and visible use-case for the application of Information Retrieval methods across several business domains. Recently, agent…
Meta Off-Policy Estimation
Olivier Jeunen
Off-policy estimation (OPE) methods enable unbiased offline evaluation of recommender systems, directly estimating the online reward some target policy would have obtained, from of…
Agentic Personalisation of Cross-Channel Marketing Experiences
Sami Abboud, Eleanor Hanna, Olivier Jeunen +2
Consumer applications provide ample opportunities to surface and communicate various forms of content to users. From promotional campaigns for new features or subscriptions, to eve…
Procedural Memory Is Not All You Need: Bridging Cognitive Gaps in LLM-Based Agents
Schaun Wheeler, Olivier Jeunen
Large Language Models (LLMs) represent a landmark achievement in Artificial Intelligence (AI), demonstrating unprecedented proficiency in procedural tasks such as text generation,…