A New Optimal Sensor Placement Strategy Based on Modified Modal Assurance Criterion and Improved Adaptive Genetic Algorithm for Structural Health Monitoring

Table 2

Natural frequency of the first 10 modes.

Modal order	1	2	3	4	5
Frequency (Hz)	2.592	2.620	2.818	6.902	7.339
Mode order	6	7	8	9	10
Frequency (Hz)	7.501	8.011	8.261	9.035	9.948