Structural Damage Identification Based on Rough Sets and Artificial Neural Network

Table 12

Attribute set 3 rules generation for damage position.

Damage case	Natural frequency			Third order strain mode
	1	2	3	1	2	3	4	5	6	7	8	9	10	11	12
1	3	10	8	1	1	1	4	4	3	3	1	1	1	1	1	1
2	3	9	7	1	1	1	4	4	3	3	1	1	1	1	1	1
⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯	⋯
273	3	2	3	1	1	1	1	1	3	3	4	4	1	1	1	3
274	2	2	3	1	1	1	1	2	3	3	4	4	1	1	1	3