Accuracy Assessment for the Three-Dimensional Coordinates by High-Speed Videogrammetric Measurement

Table 1

Accuracy of the point coordinates obtained from the three-camera stereo videogrammetric system.

ID	Coordinates from the videogrammetric technique (m)			Coordinates from the electric total station (m)			Difference (mm)
	X	Y	Z	X	Y	Z
3	5.6082	6.9146	2.0294	5.6087	6.9140	2.029	0.5	0.6	0.5
7	4.8303	6.8226	1.1814	4.8301	6.8221	1.1821	0.4	0.5	0.6
8	5.1937	6.9139	0.7881	5.1932	6.9142	0.7884	0.5	0.3	0.3
11	4.5877	6.7308	0.3264	4.5871	6.7303	0.3261	0.3	0.5	0.4
RMS errors of coordinates							0.43	0.49	0.49