Figure 4. Three subareas extracted from the SIR-A Image of central Belize, 
and their Fourier transforms. a) Image of subarea 2, b) 2-dimensional Fourier 
+ransform of subarea 2, c) image of subarea 4, d) 2-dimensional Fourier 
transform of subarea 4, e) Image of subarea 5, f) 2-dimensional Fourier 
+ransform of subarea 5. 
268 
ct EI SCR Tt ERE 
tr nr rit 
U 
Figure 
and tf 
in Fig 
subare 
subare 
subare