Research Article
Optical Mouse Sensor for Eye Blink Detection and Pupil Tracking: Application in a Low-Cost Eye-Controlled Pointing Device
Table 1
Optimal hyperparameter values for valleys detection.
| | Valley characteristics | Min. | Max. | Avg. | σ | Hyperparameters |
| | Absolute difference between consecutive pixels (pixel intensity) | 0 | 11 | 1.2 | 1.77 | | | Valley height (pixels) | 2 | 15 | 4.63 | 2.41 |
| | Valley length (pixels) | 3 | 8 | 5.10 | 1.01 |
| | Difference with the minimum of the valley (pixel intensity) | 0 | 19 | 1.16 | 1.98 | |
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