Research Article
Hybrid Feature Extraction of Pipeline Microstates Based on Φ-OTDR Sensing System
Table 2
Recognition of three microstates with different features.
| Algorithms | Features | PAR and STI-ZCR (%) | PAR and FF (%) | STI-ZCR and FF (%) | PAR, STI-ZCR, and FF (%) |
| C5.0 | 68.31 | 65.52 | 70.13 | 74.92 | SVM | 73.05 | 71.32 | 79.69 | 86.53 | Random forest | 80.70 | 72.57 | 85.99 | 91.61 |
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