Cavazzini, Armando 
  
  
  
  
  
  
  
  
roofs. [77 
aland | Reference Data 
| Classification shadows forest ^ baresoil ^ water rocks roofs  grass/crops tiles asphalt Total 
| shadows 399 1 1 0 1 0 0 3 10 415 
| forest 3 297 5 0 0 0 18 2 0 325 
bare soil 0 1 894 0 0 2 1 2 2 902 
e 0 0 0 11 0 0 0 0 1 12 
' roofs water 
alton rocks 0 0 1 0 114 1 0 4 2 122 
g 
luct of roofs 0 0 1 0 2 516 0 0 22 541 
cation | 
| grass/crops 0 5 0 0 0 0 432 0 0 437 
| tiles 0 0 0 0 0 0 0 499 0 499 
| asphalt ' 2 0 1 0 1 17 0 3 368 392 
Total 404 304 903 14 118 536 451 513 405 3645 
Overall Accuracy = 0,968 —— K coefficient — 0,963 
Table 1. Error matrix 
| Legend 
| 
Forest 
| Grass 
Bare soil 
Asphalt 
Tiles 
[] Roofs 
[.] Rocks 
B Shadows 
! 
th a 
(0.9 
jew 
logy 
tion 
lata) 
dity 
The 
ssed 
and 
Figure 2. The classified image 
  
} International Archives of Photogrammetry and Remote Sensing. Vol. XXXIII, Part B7. Amsterdam 2000. 239