Author

Fabien Mathieu

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Preprint Aug 2026

Stream Learning: Partition-Fair Gossip Learning Without Tokens

In gossip learning, a network of nodes trains a shared model collaboratively, without a central coordinator, by repeatedly exchanging parts of their local models. The state-of-the-art protocol, Partitioned Token Gossip Learning (PTGL) of Heged{\"u}s et al., splits the weight matrix into S fixed partitions and dissemina...

Fabien Mathieu, A.-Q. Pham, Maria Gradinariu Potop-Butucaru et al. · 0 citations

Jul 2026

Online Stochastic Matchings: Stability on Hypergraphs

Stochastic dynamic matching on hypergraphs is studied: items of finitely many classes arrive over time and are removed in multisets by activating hyperedges, and a single $\lambda$-oblivious policy, Virtual-Queue Match-the-Longest (VQML), a rewardless variant of the Extended Greedy Primal-Dual policy of Nazari and Stol...

Fabien Mathieu · arXiv.org · 0 citations