Application of Hilbert-Huang Transform in Structural Health Monitoring: A State-of-the-Art Review

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="317954.fig.0016a" src="https://static.hindawi.com/articles/mpe/volume-2014/317954/figures/317954.fig.0016a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Original axial strain</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="317954.fig.0016b" src="https://static.hindawi.com/articles/mpe/volume-2014/317954/figures/317954.fig.0016b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Induced by dynamic traffics</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="317954.fig.0016c" src="https://static.hindawi.com/articles/mpe/volume-2014/317954/figures/317954.fig.0016c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Induced by temperature</td></tr></table></td></tr></table>

<table>Time histories of axial strain between 12:00 a.m. and 13:00 p.m.</table>

Mathematical Problems in Engineering

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Figure 16

Figure 16: Application of Hilbert-Huang Transform in Structural Health Monitoring: A State-of-the-Art Review 