Deffuant Opinion Dynamics — Bounded Confidence
Continuous opinion updates: |x_i − x_j| < ε → move closer by μ
Parameters
Agents N:
200
Confidence ε:
0.25
Convergence μ:
0.5
Initial distribution:
Uniform [0,1]
Bimodal
Trimodal
Random clusters
Reset
Step 100
Pause
Deffuant 2000:
if |x_i−x_j| < ε:
x_i ← x_i + μ(x_j−x_i)
x_j ← x_j + μ(x_i−x_j)
Clusters: ~1/(2ε) expected
ε < 0.5 → fragmentation
ε ≥ 0.5 → consensus
Clusters:
—
Polarization σ²:
—
Interactions:
0
Converged:
No