Research Article
Automatic Minimization of the Drift Performance of RC 3D Irregular Buildings Using Genetic Algorithm
Table 4
Example 1, Comparison of initial and optimal solution of torsional irregularity ratio.
| | Storey | Initial solution | Optimum solution | | Torsional irregularity ratio (ηbi) | Torsional irregularity ratio (ηbi) | | No. | Dir. X | Dir. Y | Dir. X | Dir. Y |
| | 8 | 1.15 | 1.09 | 1.05 | 1.04 | | 7 | 1.14 | 1.06 | 1.05 | 1.04 | | 6 | 1.13 | 1.05 | 1.05 | 1.03 | | 5 | 1.13 | 1.05 | 1.05 | 1.03 | | 4 | 1.13 | 1.05 | 1.05 | 1.03 | | 3 | 1.13 | 1.05 | 1.05 | 1.04 | | 2 | 1.13 | 1.04 | 1.04 | 1.04 | | 1 | 1.12 | 1.03 | 1.04 | 1.05 |
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