ISPRS Commission V Symposium 2002 2-6 September 2002 Corfu – Greece. CLOSE-RANGE IMAGING LONG-RANGE VISION. Simple and low-cost digital photogrammetric systems. Tutor: Gabriele Fangi , Professor at the Facoltà di Ingegneria, Università di Ancona, Italy.
Simple systems – easy to use, also for non expert photogrammetrists
Low cost – less than 10.000 $
alternative systems without stereoscopy
VSD by Jakimsky,
Stereometric by Galileo-Siscam (Italy),
“RFD” by Geotop (Italy).
Rhad by Studio Presta, Italy
PhOX by Studio Presta, Italy
PF3 by Geotop, Italy
U photogrammetristsNIVERSITY OF ANCONA
Analog 1900-1980) photogrammetrists
by Studio Presta, Italy
The easiest tool for simplest photogrammetric survey
Import the image in Rhad
(window-rose of the façade of Cathedral in Orvieto)
Take four points in clockwise order at the corner of a rectangle and run the rectification. The final image is rectangular with two unknown scale factors in the two main directions.
Then with the help of some geometrical constraints (a circle, a square, etc) correctly dimension the image