Site Selection of Precast Concrete Component Factory Based on PCA and GIS

Table 6

Indicator weight.

One-level indicators	Weight	Two-level indicators	Weight
Environmental factor	0.2895	X1	0.0753
		X2	0.0623
		X3	0.0146
		X4	0.0419
		X5	0.0954
Requirements	0.2281	X6	0.2099
		X7	0.0182
Regional competition	0.1723	X8	0.1723
Related and supporting industries	0.2939	X9	0.0922
		X10	0.1563
		X11	0.0454
Technological innovation	0.0162	X12	0.0161
		X13	0.0001