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