Table 5 Comparison of the average time consumption per video for the trajectory
| Â | Trajectory numbers | Trajectory extraction (s) | Descriptor computation (s) | Descriptor encoding (s) | Total (s) |
|---|---|---|---|---|---|
DT | 26,749 | 7.04 | 70.48 | 10.17 | 87.69 |
LV-ET | 2354 | 19.15 | 6.39 | 2.86 | 28.40 |