Table 3 Comparison of computational cost on different models.
Phase | Methods | Num. of videos | # Params \(\downarrow\) | FLOPs \(\downarrow\) | Exe. time \(\downarrow\) | Avg. Time \(\downarrow\) | MAD \(\downarrow\) | RMSE \(\downarrow\) | MAPE \(\downarrow\) |
|---|---|---|---|---|---|---|---|---|---|
Train | Deb et al.12 | 373 | 0.722M | 26B | 3369s | – | – | – | – |
Mourchid et al.13 | 373 | 0.572M | 19B | 1574s | – | – | – | – | |
Ours | 373 | 0.607M | 21B | 2169s | – | – | – | – | |
Test | Deb et al.12 | 100 | 0.722M | 26B | 13.16s | 131ms | 0.621 | 1.181 | 1.591 |
Mourchid et al.13 | 100 | 0.572M | 19B | 3.06s | 31ms | 0.399 | 0.735 | 1.217 | |
Ours | 100 | 0.607M | 21B | 5.31s | 53ms | 0.390 | 0.698 | 1.113 |
