Figure 1
From: Some developments on seasonal INAR processes with application to influenza data

Sample path, sample ACF and sample PACF for simulated data: first row- \(\lambda =0.6,~~\alpha =4,~~\delta =-2\); second row- \(\lambda =0.7,~~\alpha =5,~~\delta =0\); Third row- \(\lambda =0.8,~~\alpha =8,~~\delta =0.5\), seasonal period \(S=52\).