Practical In Situ Implementation of a Multicamera Multisystem Calibration

Table 2

Results for the IOP estimation test of the cameras belonging to the system.

Adjustment quantities/types of camera calibration	Individual camera calibration	Multiple camera calibration	System calibration
RMSExy [μm]	0.78–1.05	0.90	1.03
Number of images	17-18	139	139
Norm’d number of images	17-18	17.4	17.4
Number of image points	783–1086	7649	7649
Norm’d number of image points	783–1086	956.1	956.1
Average number of points/images	45.7–63.9	55.0	55.0
Number of epochs	17-18	41	41
Average number of images/epochs	1	3.4	3.4
, , , range [μm]	2–8	2–5	2–4
Number of unknowns	364–370	1145	599
Norm’d number of unknowns	364–370	143.1	74.9
Redundancy	1196–1808	14,153	14,699
Norm’d redundancy	1196–1808	1769.1	1837.4