Application of Structural Deformation Monitoring Based on Close-Range Photogrammetry Technology

Table 4

Comparison of cable deformation.

	Calculated-10 N	Measurements-10 N	Error-10 N (%)	Calculated-20 N	Measurements-20 N	Error-20 N (%)
1	1.23	1.3	5.69	2.15	2.19	1.86
2	1.12	1.07	4.46	2.42	2.4	0.83
3	1.19	1.1	7.56	2.23	2.26	1.35
4	1.27	1.3	2.36	2.82	2.78	1.42
5	1.03	1.0	2.91	2.58	2.61	1.16
6	1.34	1.3	2.99	2.71	2.69	0.74