PROCESS PRODUCT QUALITY QUALITY STANDARDS 
PARAMETERS 
Flight mission Photos Resolving power > 30 Lp/mm 
film shrinkate < 0.03 - 0.05% 
density 0.2 - 1.5 
sharpness 
Field survey Ground control points Go 9 0, <= 90,-0.10m 
(variance-covariance 
matrix) 
Aerotriangulation Minor control points o, (plan), O,y 0, = 10-20 um 
C, (height),o, 
(variance-covariance 
Ou. 0 0, (plan) 
0, - 2€ o, (height) 
  
  
b 
matrix) 
Orientation orientation LO. 
parameters/ fiducials: 4 or 8 4 (min) 
residuals mean residual (x, y) 6 um 
max. residual (x, y) 10 um 
scale factors Sx, Sy 
R.O. 
points: 6, 10, 12 6 (min) 
mean parallax 6 um 
max. parallax 10 um 
A.O. Plan Height 
control points 4 (min) 4 (min) 
mean residual (m) 20 um 0.2 %o Z 
max. residual (m) 33 um 0.33 %o Z 
Data collection graphics positional 
(model level) data (relative) accuracy 
attribute MSEP (plan) 30-60 um 
data MSEH (height) 0.2 - 0.3 %o Z 
(sample of points: = 50) 
. classification accuracy 97-100% 
. completeness 97-100% 
(depending on feature 
class) 
  
  
Field check/ 
completeness 
(layer or map sheet 
level) 
additional spatial data 
  
  
. positional accuracy 
MSEP (plan) 
MSEH (height) 
. classification accuracy 
. completeness 
  
60-120 um 
0.3 - 0.5 %o Z 
> 95% 
> 95% 
  
  
  
Figure 3: Products, quality parameters and quality standards 
16 
International Archives of Photogrammetry and Remote Sensing. Vol. XXXI, Part B4. Vienna 1996 
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NTS OO T 
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