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physics.soc-ph2026
Inferring the microscopic mechanisms of opinion dynamics using a kinetic Ising model
Ixandra Achitouv, David Chavalarias, Vincent Lahoche
Kinetic Ising models are widely used to describe binary opinion dynamics, but their microscopic validity has rarely been tested empirically. Here, we infer the transition probabili…
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…