3 papers
math.PR2025
Competing bootstrap processes on the random graph
Michele Garetto, Emilio Leonardi, Giovanni Luca Torrisi
We extend classical bootstrap percolation by introducing two concurrent, competing processes on an ErdÅs--Rényi random graph . Each node can assume one of three states:…
cs.SI2025
Dominance or Fair Play in Social Networks? A Model of Influencer Popularity Dynamic
Franco Galante, Chiara Ravazzi, Luca Vassio +2
This paper presents a data-driven mean-field approach to model the popularity dynamics of users seeking public attention, i.e., influencers. We propose a novel analytical model tha…
cs.LG2025
Scalable Decentralized Algorithms for Online Personalized Mean Estimation
Franco Galante, Giovanni Neglia, Emilio Leonardi
In numerous settings, agents lack sufficient data to directly learn a model. Collaborating with other agents may help, but it introduces a bias-variance trade-off, when local data…