Table 12 Comparing very-deep CNNs on FAU recognition (F1-score) [92]
FAU class | Imbalance level | (A) Handcraft | (B) Plain34 | (C) Res10 | (D) Res18 | (E) Res34 | (F) Res50 |
|---|---|---|---|---|---|---|---|
AU1 | 2.5% | 0.05 | 0.43 | 0.46 | 0.44 | 0.44 | 0.46 |
AU2 | 1.5% | 0.00 | 0.42 | 0.44 | 0.45 | 0.45 | 0.46 |
AU4 | 1.1% | 0.00 | 0.44 | 0.42 | 0.41 | 0.40 | 0.42 |
AU5 | 0.9% | 0.00 | 0.42 | 0.41 | 0.42 | 0.40 | 0.46 |
AU6 | 3.6% | 0.41 | 0.52 | 0.51 | 0.55 | 0.52 | 0.51 |
AU9 | 0.6% | 0.00 | 0.41 | 0.36 | 0.38 | 0.40 | 0.44 |
AU12 | 45.7% | 0.89 | 0.89 | 0.90 | 0.89 | 0.90 | 0.90 |
AU17 | 0.4% | 0.00 | 0.19 | 0.20 | 0.26 | 0.27 | 0.24 |
AU20 | 0.01% | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
AU25 | 29.9% | 0.79 | 0.85 | 0.86 | 0.86 | 0.86 | 0.85 |
AU26 | 25.6% | 0.64 | 0.73 | 0.74 | 0.73 | 0.74 | 0.73 |
Average | – | 0.29 | 0.48 | 0.48 | 0.49 | 0.49 | 0.50 |