International Archives of Photogrammetry and Remote Sensing, Vol. 32, Part 7-4-3 W6, Valladolid, Spain, 3-4 June, 1999 
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c. Thresholded SAR image after clutter removal 
d. Thresholded SPOT image after clutter removal 
Figure 4. Thresholding technique applied to SAR and SPOT data of Istres. 
a. Thresholded SAR image 
b. Thresholded SPOT image 
a. Homogeneous patch extraction results from SAR image 
b. Homogeneous patch extraction results from SPOT image 
Figure 5. Homogeneous patch extraction from SAR and SPOT.