Timur Murat Celikoyan 
  
  
  
  
  
  
  
  
  
  
Figure 3. Automatic Extraction of coastal edge from satellite image 
  
  
  
  
  
Figure 4. Automatic extraction of road from aerial image 
S DISCUSSIONS AND RESULTS 
As it seen in applications, the algorithm reaches its aim. But there are already some difficulties. When high-resolution 
  
mavesare uset_rie Norters scem [IKE rns according to the pixel size Nearby this, in Figure 4, related with the trees 
covering the dealing road from over, some splashings of the extracting line is discussed. These unwilling results can be 
overcome by using artificial intelligence 
  
International Archives of Photogrammetry and Remote Sensing. Vol. XXXIII, Part B3. Amsterdam 2000. 167