Research Article
Bearing Damage Detection of a Bridge under the Uncertain Conditions Based on the Bayesian Framework and Matrix Perturbation Method
Table 2
The damage identification results of the continuous beam structure.
| Case | Preset damage severity | Identified damage severity (Bayesian method) | Identified damage severity (OASA method) |
| 1 | 50% @ 1 | 46.96% @ 1 | 33.53% @ 1 | 30% @ 48 | 27.54% @ 48 | 46.51% @ 48 | 2 | 30% @ 1# | 36.46% @ 1# | 29.83% @ 1# | 3 | 50% @ 1 | 48.74% @ 1 | 49.96% @ 1 | 4 | 30% @ 1# | 27.80% @ 1# | 26.95% @ 1# | 50% @ 1 | 50.68% @ 1 | 39.62% @ 1 | 5 | 30% @ 1# | 31.45% @ 1# | 29.61% @ 1# | 6 | 50% @ 26 | 46.68% @ 26 | 49.91% @ 26 | 7 | 30% @ 1# | 28.01% @ 1# | 39.91% @ 1# | 50% @ 26 | 54.44% @ 26 | 64.93% @ 26 |
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