Eye-Tracking Analysis for Emotion Recognition

Table 10

Correlation of the coefficient D with the used features averaged for all participants.

No.	Feature	Movie dynamics
1	Number of fixations	0.43
2	Overall fixation vector	−0.34
3	Average duration of fixation	−0.32
4	Variation of fixation durations	−0.38
5	Skewness of fixation durations	0.28
6	Kurtosis of fixation durations	0.30
7	Average amplitude of the saccades	−0.35
8	Variation of saccade amplitudes	−0.30
9	Skewness of saccade amplitudes	−0.10
10	Kurtosis of saccade amplitudes	−0.17
11	Average duration of saccades	0.07
12	Variance of the saccade durations	0.10
13	Skewness of the saccade durations	0.40
14	Kurtosis of the saccade durations	0.39
15	Average pupil diameter	0.62
16	Pupil diameter variance	0.13
17	Pupil diameter skewness	0.16
18	Pupil diameter kurtosis	0.25