THEORETICAL SPECTRUM : N = 1000 
2.0 X,=0.5X,_4-0.7X_p +e 
209 L=20 
0 
2.0 ag Ono! molshatolaiumols 
AR-2 L=50 
° 0 
2.0 AR-4 L=100 
L=200 
2.0 AR-8 
L=500 
20 AR-16 
0.1 0.2 03 0.4 0.5 0.1 #02 03 04 0.5 
—_ w —_ w 
(a) AR method. (b) B—T method. 
Fig. 7.6. Effect of changing orders in AR—model fitting to the simulated AR(2) 
process (Fig. 7.4) [MAIC shows order is AR—2] and the comparison 
with spectrum obtained by B-T method. 
(From Yamanouchi, et al.5?) 
233 
