Heritage Science

Table 5 Comparison of precision between the traditional method and 3D model-based method

From: Measurement and analysis of facial features of terracotta warriors based on high-precision 3D point clouds

Order number	Traditional method (mm)	Via 3D model (mm)
1	45.30	43.84
2	43.70	44.33
3	43.44	44.11
4	44.12	44.51
5	43.80	44.39
6	44.68	44.73
7	45.70	44.84
8	43.14	44.94
9	45.18	44.46
10	45.04	44.48
11	45.12	44.56
12	45.18	44.51
13	45.08	44.52
14	43.44	44.82
15	44.98	44.95
16	43.24	44.86
17	44.12	44.88
18	43.64	44.40
19	44.50	44.20
20	44.72	44.33
Mean	44.41	44.53
Standard deviation	0.79	0.30

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