[Retracted] Positioning of Prefabricated Building Components Based on BIM and Laser Image Scanning Technology in the Environment of Internet of Things

Table 2

Lifting efficiency and moving speed results of different groups.

Group	Hoisting efficiency (u/min)	Moving rate (m/s)
		Maximum	Minimum	Average
Artificial group	0.621	2.25	0.17	1.08
Intelligent positioning group	0.934	2.84	0.93	1.46
t	1.267	8.029	2.284	3.691
	0.008	0.006	0.007	0.006