A GIS-Based Spatial-Temporal Autoregressive Model for Forecasting Marine Traffic Volume of a Shipping Network

Figure 5

(a) The original time-series data, (b) the time-series data after the difference, (c) spatial-temporal autocorrelation function, and (d) partial autocorrelation function plot of the monthly traffic volume for ports in the shipping network.

(a)

(b)

(c)

(d)