Analysis of the Potential for a Hillside Collapse for a Community in Changhua County, Taiwan

Table 9

Weights of evaluation factors using the AHP and ANP.

Evaluation item	Evaluation factor	Weight
		AHP (%)	ANP (%)
A: potential	A-1: average hillside gradient	11.24	9.42
	A-2: debris slide potential river	7.65	10.38
	A-3: potential debris flow torrent	11.07	13.39
B: hazard	B-1: major historical disaster	11.87	9.69
	B-2: total debris slide area	10.24	10.19
	B-3: potential debris flow torrent area	14.88	12.73
C: vulnerability	C-1: effect on secured objects	11.79	13.78
	C-2: establishment of the hillside disaster-resistant community	8.36	5.81
	C-3: disaster prevention education or practice	12.89	14.61