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Amaury Gouverneur

2 accepted papers

2025

An Information-Theoretic Analysis of Thompson Sampling with Infinite Action Spaces

ICASSP 2025accepted

This paper studies the Bayesian regret of the Thompson Sampling algorithm for bandit problems, building on the information-theoretic framework introduced by Russo and Van Roy [1]. Specifically, it extends the rate-distortion analysis of Dong and Van Roy [2], which provides near-optimal bounds for li…

Cited by 0SourceScholar
2025

Information-Theoretic Minimax Regret Bounds for Reinforcement Learning based on Duality

ICASSP 2025accepted

We study agents acting in an unknown environment where the agent’s goal is to find a robust policy. We consider robust policies as policies that achieve high cumulative rewards for all possible environments. To this end, we consider agents minimizing the maximum regret over different environment par…

Cited by 0SourceScholar