Yosuke Ito 
  
  
  
2000 
1500 à 
1000 à 
   
   
Pixel count 
Study area 
  
  
  
0.0 02 04 0.6 0.8 
Coherence 
(a) Coherence image (b) Histogram 
Figure 5: ECI-2 derived from before event pair 
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
Coherence 
0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 
1 i | Ï | I Ï I Ï 
JC12 
ECI-3 
EC1-4 
EC2-3 ; 
E 
: ® 
EC2-4 2 
EC1-2 | 
| | | | | 
  
  
  
  
Figure 6: Coherence distribution for categories w; and wo 
  
160 
International Archives of Photogrammetry and Remote Sensing. Vol. XXXIII, Part B1. Amsterdam 2000. 
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