Figure 2. Higher-level classification 
International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XXXV, Part B3 
  
  
  
  
  
  
  
  
  
  
   
  
  
  
  
  
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young forest 
agriculture area 
urban area 
old forest 
  
  
  
  
Inter! 
  
Resu 
class 
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from 
also 
resul 
old 
resul 
betw 
Sma 
and i 
The 
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from 
filter 
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filter 
func 
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proj 
obje 
large 
func 
Obje 
segn 
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Two 
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