| Basis to Judge | Event Type | Times of Test | Determine Number | Determine Accuracy Rate |
| Wavelength Threshold | Shaking Event | 250 | 231 | 92.4% |
| Knock Event | 250 | 233 | 93.2% | |
| Wavelength Threshold and Vibrational Frequency | Shaking Event | 250 | 248 | 99.2% |
| Knock Event | 250 | 249 | 99.6% |