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Simone Fioravanti

4 accepted papers

2026

Multicalibration Yields Better Matchings

ICML 2026poster

Consider the problem of finding the best matching in a weighted graph where we only have access to predictions of the actual stochastic weights, based on an underlying context. If the predictor is the Bayes optimal one, then computing the best matching based on the predicted weights is optimal. Howe…

Cited by 0SourceScholar
2023

$\varepsilon$-fractional core stability in Hedonic Games.

NeurIPS 2023poster

Hedonic Games (HGs) are a classical framework modeling coalition formation of strategic agents guided by their individual preferences. According to these preferences, it is desirable that a coalition structure (i.e. a partition of agents into coalitions) satisfies some form of stability. The most w…

Cited by 0SourcePDFScholar
2023

PAC Learning and Stabilizing Hedonic Games: Towards a Unifying Approach.

AAAI 2023technical

We study PAC learnability and PAC stabilizability of Hedonic Games (HGs), i.e., efficiently inferring preferences or core-stable partitions from samples. We first expand the known learnability/stabilizability landscape for some of the most prominent HGs classes, providing results for Friends and Ene…

Cited by 3SourcePDFScholar
2021

Exploiting Opponents Under Utility Constraints in Sequential Games

NeurIPS 2021poster

Recently, game-playing agents based on AI techniques have demonstrated super-human performance in several sequential games, such as chess, Go, and poker. Surprisingly, the multi-agent learning techniques that allowed to reach these achievements do not take into account the actual behavior of the hum…

Cited by 17SourcePDFScholar