| SHM | Structural Health Monitoring |
| NDT | Non-Destructive Testing |
| PZT | Lead-Zirconate-Titanate |
| EMI | Electro-Mechanical Impedance |
| EMPD | Electro-Mechanical Power Dissipation |
| FFT | Fast Fourier Transform |
| IFFT | Inverse Fast Fourier Transform |
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