Table 3.

Relevant parameters of the proposed method.

Scanner Type	Crack	Weighting Factor		Distance	Crack Basic Information
		ki	kr
Handheld laser	1	0.45	0.55	0.25 m	Wide crack, many stains
	2	0.26	0.74	0.25 m	Narrow crack, many stains
	3	0.35	0.65	0.25 m	Narrow crack, many stains
Terrestrial laser	4	0.80	0.20	3.15 m	Narrow crack, many stains
	5	0.45	0.55	3.01 m	Wide crack, many stains
	6	0.25	0.75	3.38 m	Narrow crack, many stains