Research Article
A Comparative Study of Genetic and Firefly Algorithms for Sensor Placement in Structural Health Monitoring
Table 4
Comparison of optimization results based on the MAC.
| Sensor number | 20 | 25 | 30 | 35 | Methods | SDFA | GA | SDFA | GA | SDFA | GA | SDFA | GA |
| Maximum MAC off-diagonal value | | | | | | | | | Mean value | 0.0826 | 0.0937 | 0.0806 | 0.0904 | 0.0793 | 0.0854 | 0.0755 | 0.0796 | Minimal value | 0.0659 | 0.0783 | 0.0614 | 0.0727 | 0.0587 | 0.0657 | 0.0561 | 0.0593 | Standard deviation | 0.0128 | 0.0203 | 0.0129 | 0.0212 | 0.0116 | 0.0195 | 0.0113 | 0.0221 |
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