Table 3 Comparison of quantitative analysis data of each model
Models | High-precision geometry model | High-resolution texture model | Texture model after size registration | High-fidelity information model |
|---|---|---|---|---|
Data size | 1.87Â GB | 1.14Â GB | 1.14Â GB | 2.54Â GB |
Meshes number | 19,297,538 | 8,027,721 | 8,027,721 | 19,297,538 |
Points spacing(mm) |  ≤ 0.5 |  ≤ 0.05 |  ≤ 2.00 |  ≤ 0.5 |
Dimension (mm) | 889.52 × 852.46 × 1661.77 | 45.53 × 40.36 × 87.11 | 886.09 × 764.53 × 1663.88 | 889.52 × 852.46 × 1661.77 |
Surface area (cm2) | 34,973.42 | 80.60 | 29,435.02 | 34,973.42 |
Texture image pixel size (pixels) | / | 8192 × 8192 | 8192 × 8192 | 8192 × 8192 |
Effective texture area (cm2) | / | / | 29,435.02 | 31,825.37 |
Deviations from high-precision geometry models (mm) | ||||
Maximum | / | / |  + 74.48, − 75.18 |  + 0.0005, − 0.0004 |
Mean | / | / |  + 4.02, − 4.71 |  + 0.0001, − 0.0001 |
Standard deviation | / | / | 6.57 | 0.0001 |