Bounded Confidence Opinion Dynamics

Deffuant model · Hegselmann-Krause · Consensus vs Fragmentation

Model Settings

Status

Step0
Clusters
Polarization σ
Converged?No
Bounded confidence: agents only interact if |x_i - x_j| < ε. Deffuant: random pairwise meetings; x ← x ± μ(y-x). HK: simultaneous update to average of all within ε. Small ε fragments society into polarized clusters; large ε drives consensus. The threshold ε ≈ 0.3 is a critical boundary.