Search Results for author: Benjamin Heymann

Found 5 papers, 2 papers with code

Maximizing the Success Probability of Policy Allocations in Online Systems

1 code implementation26 Dec 2023 Artem Betlei, Mariia Vladimirova, Mehdi Sebbar, Nicolas Urien, Thibaud Rahier, Benjamin Heymann

The effectiveness of advertising in e-commerce largely depends on the ability of merchants to bid on and win impressions for their targeted users.

Repeated Bidding with Dynamic Value

no code implementations3 Aug 2023 Benjamin Heymann, Alexandre Gilotte, Rémi Chan-Renous

We consider a repeated auction where the buyer's utility for an item depends on the time that elapsed since his last purchase.

DU-Shapley: A Shapley Value Proxy for Efficient Dataset Valuation

no code implementations3 Jun 2023 Felipe Garrido-Lucero, Benjamin Heymann, Maxime Vono, Patrick Loiseau, Vianney Perchet

The Shapley value has recently been proposed as a principled tool to achieve this goal due to formal axiomatic justification.

Federated Learning

Offline Evaluation of Reward-Optimizing Recommender Systems: The Case of Simulation

no code implementations18 Sep 2022 Imad Aouali, Amine Benhalloum, Martin Bompaire, Benjamin Heymann, Olivier Jeunen, David Rohde, Otmane Sakhi, Flavian vasile

Naturally, the reason for this is that we can directly measure utility metrics that rely on interventions, being the recommendations that are being shown to users.

counterfactual Recommendation Systems

Fixed point label attribution for real-time bidding

1 code implementation3 Dec 2020 Martin Bompaire, Antoine Désir, Benjamin Heymann

We dub our approach the Fixed Point Label Attribution (FiPLA) Algorithm.

Computer Science and Game Theory 91B26, 68Q32 I.2.6

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