Monitoring Instantaneous Dynamic Displacements of Masonry Walls in Seismic Oscillation Outdoors by Monocular Digital Photography

Table 4

Accuracy assessment for deformation points U0 and U1.

Name	Actual coordinates/m	Calculated coordinates/m	Differences/mm
U0-X	108.825	108.826	1
U0-Y	95.887	95.888	1
U0-Z	99.441	99.440	1
U1-X	109.067	109.065	2
U1-Y	96.935	96.934	1
U1-Z	99.394	99.394	0