Fotogrammetria diretta nell’area test della città di Pavia: metodi di determinazione delle accuratezze del sistema

In this job are illustrated the results of control aerial triangulation that was done for the research program COFIN2000 on test area of Pavia (Research unit of Politecnico of Milan). The aim of the research was the evaluation of direct system accuracy: it was made two aerial triangulation with different fly elevation on the same test area and using the same ground points for the T.A. The tie point collection was made manually. The accuracy was deduced from control points supplied from Pavia research unit.