Research Article

A Note on the Properties of Generalised Separable Spatial Autoregressive Process

Table 1

ACF, computed by using (2.12), ( , , , i.e., standard separable model).

012345678910

01.0000.9000.8100.7290.6560.5900.5310.4780.4300.3870.349
10.9000.8100.7290.6560.5900.5310.4780.4300.3870.3490.314
20.8100.7290.6560.5900.5310.4780.4300.3870.3490.3140.282
30.7290.6560.5900.5310.4780.4300.3870.3490.3140.2820.254
40.6560.5900.5310.4780.4300.3870.3490.3140.2820.2540.229
50.5900.5310.4780.4300.3870.3490.3140.2820.2540.2290.206
60.5310.4780.4300.3870.3490.3140.2820.2540.2290.2060.185
70.4780.4300.3870.3490.3140.2820.2540.2290.2060.1850.167
80.4300.3870.3490.3140.2820.2540.2290.2060.1850.1670.150
90.3870.3490.3140.2820.2540.2290.2060.1850.1670.1500.135
100.3490.3140.2820.2540.2290.2060.1850.1670.1500.1350.122