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 |
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