Theme 6: Quality control
Task 6.1: Check if systematic errors exist in the input and output data
 
 
Questions: yes no
Are the systematic differences present?  
Does the new orthoimage hold the accuracy of the old orthoimage?  
       
old ortho/map (differences A)   old/new ortho (differences B)   new ortho/map (differences C)
 # dx [m] dy [m] r [m]   dx [m] dy [m] r [m]   dx [m] dy [m] r [m]
1
1.0
-0.1
1.0
  
0.2
-0.1
0.2
  
0.8
-0.2
0.8
2
-0.5
-0.9
1.0
  
0.3
0.3
0.4
  
-0.4
-0.9
1.0
3
0.8
0.3
0.9
  
-0.1
0.4
0.4
  
0.9
0.4
1.0
4
-0.1
-0.9
0.9
  
-0.1
-0.2
0.2
  
-0.2
-0.8
0.8
5
0.5
-0.5
0.7
  
0.1
0.6
0.6
  
0.6
-0.6
0.8
6
0.6
0.1
0.6
  
-0.2
0.4
0.4
  
0.7
0.2
0.7
7
0.2
-0.4
0.4
  
0.6
0.1
0.6
  
0.1
-0.4
0.4
8
-0.3
-0.1
0.3
  
0.6
0.2
0.6
  
-0.2
-0.1
0.2
9
-0.2
-0.8
0.8
  
-0.3
-0.4
0.5
  
-0.3
-0.9
0.9
10
0.7
0.3
0.8
  
0.2
0.2
0.3
  
0.9
0.3
0.9
11
1.6
-0.1
1.6
  
0.5
0.3
0.6
  
1.5
-0.4
1.6
12
1.0
0.1
1.0
  
0.3
-0.3
0.4
  
0.9
0.3
0.9
13
0.1
-0.8
0.8
  
-0.1
0.4
0.4
  
0.2
-0.9
0.9
14
1.0
-0.4
1.1
  
0.4
0.2
0.4
  
1.1
-0.5
1.2
15
-0.3
0.3
0.4
  
-0.3
0.5
0.6
  
-0.2
0.3
0.4
16
-0.2
-0.4
0.4
  
0.5
-0.3
0.6
  
0.1
-0.3
0.3
17
0.5
-0.8
0.9
  
0.6
-0.2
0.6
  
0.6
-0.8
1.0
18
-0.1
-0.7
0.7
  
-0.1
0.4
0.4
  
-0.2
-0.7
0.7
19
0.2
-0.5
0.5
  
0.2
0.3
0.4
  
0.3
-0.7
0.8
20
0.3
-0.6
0.7
  
-0.4
0.2
0.4
  
0.5
-0.5
0.7
21
1.0
0.2
1.0
  
0.1
-0.6
0.6
  
0.9
0.4
1.0
22
0.6
-0.5
0.8
  
0.2
0.3
0.4
  
0.8
-0.4
0.9
23
1.1
0.2
1.1
  
0.4
-0.2
0.4
  
0.9
0.1
0.9
24
0.3
-0.1
0.3
  
-0.1
0.1
0.1
  
0.2
-0.3
0.4
25
0.9
-0.2
0.9
  
0.3
0.3
0.4
  
0.8
-0.5
0.9