Using a Hybrid Multiattribute Decision-Making Model for Evaluating the Sustainable Development Potential of Characteristic Towns and Exploring Development Planning Strategies

Table 3

Quality approximation of decision classes.

Class no.	Of objects	Lower approximation	Upper approximation	Accuracy
1	15	13	19	0.684
2	32	32	32	1.000
3	93	89	95	0.937
4	38	38	38	1.000
Quality of classification		0.966