Table 4. Confusion matrix for eye gesture recognition.
| Blink | Left glance | Right glance | Upward glance | Downward glance | |
|---|---|---|---|---|---|
| True blink | 99.80% | 0.10% | 0.10% | 0.00% | 0.00% |
| True left glance | 0.00% | 99.70% | 0.20% | 0.00% | 0.10% |
| True right glance | 0.10% | 0.10% | 99.70% | 0.00% | 0.10% |
| True upward glance | 0.00% | 0.00% | 0.00% | 99.80% | 0.10% |
| True downward glance | 0.00% | 0.10% | 0.10% | 0.10% | 99.70% |