Structural Damage Identification Based on Rough Sets and Artificial Neural Network

Table 8

Attribute set 2 rules generation for damage bay.

Damage case	Natural frequency			Second order strain mode
	1	2	3	1	2	3	4	5	6	7	8	9	10	11	12
1	3	2	3	1	1	2	3	2	3	8	6	6	6	5	6	2
2	3	2	3	1	2	2	3	2	3	8	6	6	6	5	6	2
⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯
194	3	1	1	6	5	6	6	7	7	3	3	4	3	3	1	12
195	2	1	1	6	5	6	6	7	7	3	3	5	3	4	1	12