Digital-Twin-Based Evaluation of Nearly Zero-Energy Building for Existing Buildings Based on Scan-to-BIM

Table 1

Scanning parameters.

Number	Element	Accuracy (mm)	Spatial resolution (mm)	Coverage (%)
1	East facade	1.2	0.5–13	100
2	West facade	1.2	0.5–5	100
3	South facade	1.2	0.4–7	100
4	North facade	1.2	0.5–4	100