Suitability Evaluation for Land Reclamation of Nonmetallic Mines in Xinjiang, China

Table 6

Central values of typical discriminant function for the four suitability classes.

Evaluation results for reclamation units	Function
	y1	y2	y3
Very suitable “1”	−9.093	0.492	0.816
Somewhat suitable “2”	−2.307	0.122	−1.291
Not very suitable “3”	2.865	−2.607	0.305
Unsuitable “4”	5.656	1.562	0.303