Practical In Situ Implementation of a Multicamera Multisystem Calibration

Table 5

Results for the individual versus multisystem calibration test.

Adjustment quantities/system calibrations	Day 1	Day 2	Day 3	Days 1 + 2 + 3
RMSExy [μm]	1.33	1.27	1.27	1.43
Number of images	220	229	217	666
Norm’d number of images	220	229	217	222
Number of image points	12,653	13,188	12,526	38,330
Norm’d number of image points	12,653	13,188	12,526	12,776.7
Average number of points/image	57.5	57.6	57.7	57.6
Number of epochs	68	67	66	201
Norm’d number of epochs	68	67	66	67.0
Norm’d number of images/epochs	3.2	3.4	3.3	3.3
, , , range [μm]	1.4–3.8	1.3–3.4	1.3–3.5	1.4–3.9
Positional CMP σ range [mm]	0.04–0.44	0.04–0.41	0.04–0.41	0.04–0.47
Rotational CMP σ range []	3.6–40.6	3.4–37.5	3.5–37.7	3.6–42.0
Number of unknowns	755	749	743	1749
Norm’d number of unknowns	755	749	743	583
Redundancy	24,551	25,627	24,309	74,911
Norm’d redundancy	24,551	25,627	24,309	24,970.3