lopment of The results of orientation of the block, done by using both the control points are roughly the same size (Figure 9) and well 
IS. original images as well as the ones without radial distortion, within tolerated allowances of the graphic rectification scale. 
grammetric have led to results that demonstrate how the residual values of 
elaborator 
tor and a 
g mark. 
uid crystal 
ront of the 
system of 
inal image 
' geometric 
zoom and 
  
   
  
d cmd 
; taken and = = 
| into the Immagine originale Immagine corretta 
  
ative to the : 
J Figure 9 
images are 
tion of the 
h : : x 
à K System After orientation, we moved on to the DTM, having defined bar 
: the area of interest, the extraction of the points and the pitch | Lun EEE 
Yers of the ; : - - E 
and after (equal to 1 cm). (Figure 10) € = 
nts the The software solves the problem automatically thanks to 
p auto-correlation functions programmed into it. Subsequently, 
; the DTM was edited to correspond to points where there are 
quired are 
: : sharp level changes (steps, thresholds, plaques). 
ign and tie : 
; The last phase of the survey was production of the 
appropriate 
orthophoto of the floor using the DTM generated previously. 
The digital orthophoto has been realised with an outgoing 
pixel resolution in 1 mm. 
  
  
    
  
  
Loaded Left PO2_S2.sup Hun i | je 0x 
wl: Loaded Right: PO. $1.s d 
Starting Intetacive Ed "- | rr ; van = 
: Hrs 
View! x] Leftimage x] [Monolmage #3. [1:1 Zoom = d E 
Euer {Fixed Image zi Movet Los Pont] Guantes: Bm 
Figure 10 
  
] "Blunder 
calculation 
he support 
—297—