Table 1 Relation between observed attention levels and observable behaviors
From: Predicting students’ attention in the classroom from Kinect facial and body features
Attention level (l) | |||
|---|---|---|---|
Behavior | Low (1) | Medium (3) | High (5) |
Writing, A w (l) | 0.0 | 0.05 | 0.52 |
Yawning, A y (l) | 0.26 | 0.06 | 0.001 |
Supporting head, A s (l) | 0.21 | 0.61 | 0.11 |
Leaning back, A b (l) | 0.41 | 0.16 | 0.12 |