Research Article
Eye-Tracking Analysis for Emotion Recognition
Table 2
List of calculated features.
| Signal type | Features | No. |
| Fixation | Number of fixations | 1 | Overall fixation vector | 2 |
| Fixation duration | Mean | 3 | Variance | 4 | Skewness | 5 | Kurtosis | 6 |
| Saccade amplitude | Mean | 7 | Variance | 8 | Skewness | 9 | Kurtosis | 10 |
| Saccade duration | Mean | 11 | Variance | 12 | Skewness | 13 | Kurtosis | 14 |
| Pupil diameter | Mean | 15 | Variance | 16 | Skewness | 17 | Kurtosis | 18 |
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