Full text: Proceedings, XXth congress (Part 5)

     
   
  
  
  
  
  
  
  
  
   
  
   
  
  
  
  
   
  
  
   
   
  
   
  
  
   
  
  
  
  
  
  
   
   
   
   
  
  
   
  
  
   
  
  
  
   
    
    
  
  
   
    
  
   
   
International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XXXV, Part B5. Istanbul 2004 
3.3 Adding the 3D model made by ground photo 
The Figure 11 shows how we were taking photo of the defective 
parts by experimental VGS and the image thus produced and 
added. The display of VGS for this operation is as shown in 
Figure.3. Figure 12 and 13 show the result of 3D measuring 
and modelling of the defective parts by P1-3000. Figure 12 
  
  
shows the wire-frame model after the added parts have been Dep 
added and Figure 13 shows the image pasted with texture- 
mapping model. In this way we can always patch up accurately 
the defective parts. 
Furthermore, Figure 14 shows the 3D model added with another 
building. The addition was made by the photo obtained by low 
altitude powered paraglider. | KEY Wi 
[In this way the missing parts can be reproduced by VGS and 
also by the analysis of the low or high altitude aerial photo. ABSTR. 
4. CONCLUSION Stereo 
We have developed and successfully experimented a new total correspo: 
system which fuses and integrates altogether the various for mode 
instruments or their functions and which can make up 
satisfactorily for the missing or defective parts in 3D model. 
from mai 
| CCD lin: 
And we have shown how the new system integrated with digital € images o 
camera can fuse together the images of various resolution (e.g. 
photo of film camera of high altitude airplane, photo of digital 
camera of low altitude airplane and photo of the ground) to 
create a 3D model from all of them together. 
experime 
We took 
Furthermore, the system's efficiency is greatly enhanced with 
its capability to display the 3D images in real time while the 
pictures are actually taken on the very site of survey and to 
guide the operations and process the data in the most efficient 
way. Especially when we make bundle adjustment of film 
photo of airplane and digital photo, it is imperative to allocate 
properly and perceive accurately the control points or tie-points. 
But the VGS of the new system makes it possible to display 
these orientating points in real time. And this is the secret of its 
great capability. 
Generally 
principle 
for exam 
| method, 
| Stereo m: 
| method, 
REFERENCES cameras i 
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The International Archives of the Photogrammetry, Remote 360 degre 
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| Scene/secc 
Figure 14. 3D Model added with another building | the video ¢
	        
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