Research Article
Feasibility Study of Earthquake-Induced Damage Assessment for Structures by Utilizing Images from Surveillance Cameras
Table 4
The results of the damage index calculation using the response of the first story.
| Damage states | (Hz) | (Hz) | Damage index | The error of the damage index | Proposed method | Modal test |
| DS 1 | 1.21 | 1.15 | 0.097 | 0.000 | 0.097 | DS 2 | 1.29 | 1.16 | 0.191 | 0.176 | 0.015 | DS 3 | 1.40 | 1.13 | 0.349 | 0.309 | 0.040 |
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