Multiscale Time Series Decomposition for Structural Dynamic Properties: Long-Term Trend and Ambient Interference

<div>Filtered time series of modal frequencies: (a) Fourth-order symmetric torsional frequency. (b) First-order symmetric torsional frequency.</div>

Structural Control and Health Monitoring

Figure 5: Multiscale Time Series Decomposition for Structural Dynamic Properties: Long-Term Trend and Ambient Interference 