Deffuant-Weisbuch model: agents hold opinions in [0,1] and interact only if |oᵢ − oⱼ| < ε. Each interaction nudges opinions toward each other. Classic result: ε > 0.5 → consensus; ε < 0.2 → polarization into many clusters.
0.25
0.30
150
8
Left: Opinion distribution over time (each row = time step) | Right: Current histogram & ε zones