Research Article
Quantitative Identification of Pulse-Like Ground Motions Based on Hilbert–Huang Transform
| | | Magnitude | Ev (cm2/s) | SDv (cm2/s) | Ep (cm2/s) | SDp (cm2/s) | Er (cm2/s) | SDr (cm2/s) | Nu | R (%) |
| | HHT | 8-7 | 1.01E + 04 | 2.59E + 04 | 7.45E + 03 | 2.36E + 04 | 2.49E + 03 | 3.19E + 03 | 106 | 74.15 | | 7-6 | 3.35E + 03 | 3.60E + 03 | 2.22E + 03 | 2.96E + 03 | 1.05E + 03 | 1.06E + 03 | 99 | 66.20 | | 6-5 | 8.44E + 02 | 9.66E + 02 | 5.94E + 02 | 8.00E + 02 | 2.18E + 02 | 1.83E + 02 | 23 | 70.44 | | 5-4 | 5.38E + 02 | 0.00E + 00 | 3.52E + 02 | 0.00E + 00 | 1.27E + 02 | 0.00E + 00 | 1 | 65.38 |
| | Wavelet | 8-7 | 1.72E + 04 | 4.44E + 04 | 1.19E + 04 | 3.01E + 04 | 5.30E + 03 | 1.07E + 04 | 60 | 69.12 | | 7-6 | 5.52E + 03 | 6.87E + 03 | 2.73E + 03 | 4.49E + 03 | 2.33E + 03 | 4.26E + 03 | 67 | 49.34 | | 6-5 | 9.70E + 02 | 1.47E + 03 | 5.27E + 02 | 9.69E + 02 | 3.97E + 02 | 5.15E + 02 | 22 | 54.35 | | 5-4 | 6.43E + 02 | 0.00E + 00 | 3.50E + 02 | 0.00E + 00 | 2.31E + 02 | 0.00E + 00 | 1 | 54.49 |
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