SAR IMAGERY 
  
  
  
  
  
  
  
  
  
  
  
  
  
GEOCODING AND 
TERRAIN CORRECTION 
EDGE TEXTURE 
ENHANCEMENT EXTRACTION 
Y CLASSIFIED 
CLASSIFIED TEXTURE DATA 
IMAGE 
  
  
  
  
  
  
CE 
COMBINED DATA AND 
EDGE DETECTION 
v 
EDGE FOLLOWING AND 
EDGE REMOVAL 
FINAL EDGES 
Fig. 2. Schematic diagram for ice sheet margin detection 
using ERS-1 SAR imagery. 
  
  
  
  
  
  
  
ERS-1 SAR IMAGERY 1992 August, 20 
BEANE) Verom) sen Seno dope nce ooo some EEE dame 
ese TD 
Po THORN 
OER 2 E 
jene - TONOUUM 
[SR eot 
rid "jb 
itor. HR 
d HER 
aeuo eon 
[RAN JURY 
       
à i 
Hou some Basta 34000 Waco Saone. timor. SA 30006 "ondas 
UTM Coordinate System (Unit: m) 
Scale 
: e Sp 
39000 € HAE as 
  
  
  
  
1g. 3. Geocoded and terrain corrected ESA ERS-T SAR 
imagery of August 20, 1992 with 50 m resolution. 
SPOT PANCROMATIC IMAGERY 1988 May, 30 
Five 
  
Ww aan 
PARKES 
    
: see s 
Fig. 4. Geocoded SPOT imagery of May 30, 1988 with 
50 m resolution. 
  
ADLRIAL FHOTO 1985 JULY, D 
  
zac 240081 mous terne 
UTM Coordinate System (Unit: m) 
Seale 
  
à . Meters 
30000 0 10000 
  
  
Scale 
Fig. 5. Geocoded digitized aerial photograph of July 10, 
1985 with 50 m resolution. 
628 
International Archives of Photogrammetry and Remote Sensing. Vol. XXXI, Part B7. Vienna 1996