Research Article
Online Modal Identification of Concrete Dams Using the Subspace Tracking-Based Method
Figure 13
The MAC between the identified and theoretical values of the modal shape vectors for simulation case 1 (SNR = 40 dB): (a) mode 1; (b) mode 2; (c) mode 3; (d) mode 4.
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(b) |
(c) |
(d) |