Research Article
A Before-and-After Study of a Collision Risk Detecting and Warning System on Local Roads
Table 2
System verification results under different weather and lightning conditions.
| | Site | Weather (number of samples) | Accuracy (%) | TPR (%) | FPR (%) |
| | University campus in Seoul city | Clear (162) | 80.9 | 76.1 | 15.4 | | Rainy (135) | 80.0 | 77.4 | 18.3 | | Day (235) | 82.6 | 78.2 | 14.2 | | Night (62) | 72.6 | 69.6 | 25.6 | | Clear-day (133) | 82.7 | 77.6 | 13.3 | | Clear-night (29) | 72.4 | 69.2 | 25.0 | | Rainy-day (102) | 82.4 | 79.1 | 15.3 | | Rainy-night (33) | 72.7 | 70.0 | 26.1 | | Total (297) | 80.4 | 76.6 | 16.8 |
|
|
