Modal Parameters Identification Method Based on Symplectic Geometry Model Decomposition

<div>The acoustic and vibration signals. (a) Time series of acoustic and vibration signals. (b) <i>H</i>1 estimation frequency response functions. (c) <i>H</i>1 estimation inverse fast Fourier transform.</div>

Shock and Vibration

fig18

Figure 18

Figure 18: Modal Parameters Identification Method Based on Symplectic Geometry Model Decomposition 