Research Article
Structural Damage Identification Based on Rough Sets and Artificial Neural Network
Table 11
Attribute set 2 rules generation for damage position.
| 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 | 10 | 8 | 1 | 1 | 1 | 2 | 1 | 1 | 3 | 1 | 3 | 3 | 1 | 1 | 1 | 2 | 3 | 9 | 7 | 1 | 1 | 1 | 2 | 1 | 1 | 3 | 1 | 3 | 3 | 1 | 1 | 1 | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | ⋯ | 253 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 2 | 2 | 1 | 1 | 3 | 254 | 1 | 1 | 1 | 1 | 1 | 3 | 3 | 1 | 3 | 1 | 1 | 3 | 3 | 1 | 1 | 3 |
|
|