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

<div>Relationship between relative humidity and modal frequency’s yearly seasonality: (a) first-order symmetric torsional mode; (b) fourth-order symmetric torsional mode.</div>

Structural Control and Health Monitoring

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Figure 19

Figure 19: Multiscale Time Series Decomposition for Structural Dynamic Properties: Long-Term Trend and Ambient Interference 