Search Results for author: Clémence Réda

Found 5 papers, 4 papers with code

Multivariate Functional Linear Discriminant Analysis for the Classification of Short Time Series with Missing Data

1 code implementation20 Feb 2024 Rahul Bordoloi, Clémence Réda, Orell Trautmann, Saptarshi Bej, Olaf Wolkenhauer

However, in the age of large multivariate and incomplete data, statistical dependencies between features must be estimated in a computationally tractable way, while also dealing with missing data.

Dimensionality Reduction Time Series

An Anytime Algorithm for Good Arm Identification

no code implementations16 Oct 2023 Marc Jourdan, Clémence Réda

Second, when APGAI is combined with a stopping rule, we prove upper bounds on the expected sampling complexity, holding at any confidence level.

Near-Optimal Collaborative Learning in Bandits

1 code implementation31 May 2022 Clémence Réda, Sattar Vakili, Emilie Kaufmann

In this paper, we provide new lower bounds on the sample complexity of pure exploration and on the regret.

Federated Learning

Dealing With Misspecification In Fixed-Confidence Linear Top-m Identification

1 code implementation NeurIPS 2021 Clémence Réda, Andrea Tirinzoni, Rémy Degenne

In this work, we first derive a tractable lower bound on the sample complexity of any $\delta$-correct algorithm for the general Top-m identification problem.

Recommendation Systems

Top-m identification for linear bandits

1 code implementation18 Mar 2021 Clémence Réda, Emilie Kaufmann, Andrée Delahaye-Duriez

Motivated by an application to drug repurposing, we propose the first algorithms to tackle the identification of the m $\ge$ 1 arms with largest means in a linear bandit model, in the fixed-confidence setting.

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