Table 3 Comparison of the proposed method under three lighting conditions.
 | Bright days | Dark days | In tunnels |
---|---|---|---|
The proposed method uses an angle-based metric | 0.0022184 | 0.0024741 | 0.0027047 |
The proposed method uses the perpendicular distance metric | 0.0037955 | 0.0038219 | 0.0046192 |