Figure 7. Plot of absolute value of correlation coefficients versus distance n in the bus route model with (a) p  = 0.7, λ = 0.2, ρ = 0.4 and (b) p = 0.5, λ = 0.02, ρ = 0.2.

The symbols denote the simulation results with system size L = 6000, the lines indicate the linear fit.