Research Article
Hybrid Feature Extraction of Pipeline Microstates Based on Φ-OTDR Sensing System
Table 1
Comprehensive comparison of hybrid features.
| Method | Accuracy (%) | Recall (%) | F1 (%) |
| Kurtosis with RBF | 52.16 | 49.55 | 50.82 | Wavelet with SVM | 79.17 | 77.97 | 78.56 | Hybrid features with RF (PAR, STI-ZCR, FF) | 98.56 | 98.21 | 98.38 |
|
|