2 papers
physics.soc-ph2026
D-MODD: A Diffusion Model of Opinion Dynamics Derived from Online Data
Ixandra Achitouv, David Chavalarias, Raphael Fournier-S'niehotta
We present the first empirical derivation of a continuous-time stochastic model for real-world opinion dynamics. Using longitudinal social-media data to infer users opinion on a bi…
cs.SI2025
Unveiling Political Influence Through Social Media: Network and Causal Dynamics in the 2022 French Presidential Election
Ixandra Achitouv, David Chavalarias
During the 2022 French presidential election, we collected daily Twitter messages on key topics posted by political candidates and their close networks. Using a data-driven approac…