Research Article
Enhancing Railway Maintenance Safety Using Open-Source Computer Vision
Table 3
Verification of recognizing and detecting algorithm trackside workers.
| Classification | # of trackside workers | True positive | False negative | False positive | Precision | Recall |
| # of trackside workers | 1 | 1 | — | — | 1.0 | 1.0 | 2 | 2 | — | — | 1.0 | 1.0 | 5 | 4 | 1 | — | 1.0 | 0.8 | 6∼7 | 4 | 3 | — | 1.0 | 0.57 |
| Trackside workers (longitudinal) | 4 | 2 | 2 | — | 1.0 | 0.5 |
| Trackside workers + ground facility | 7 | 5 | 1 | 1 | 0.83 | 0.83 |
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