Table 3.

Detection error analysis of eye-tracking methods with test set videos.

Methods	Detection error* (pixels)	Detection rate at 5-pixel error (%)
ANyEye	2.05 ± 2.01 (0.02–23.44)	91.26
EllSeg	2.81 ± 5.76 (0.01–155.85)	87.11
PuRe	21.50 ± 47.10 (0.02–278.45)	72.98
ElSe	13.20 ± 33.88 (0.05–229.61)	71.52
ExCuSe	55.31 ± 108.73 (0.05–360.20)	64.07

The value highlighted in bold represents the best performance achieved.

*Mean ± standard deviation (minimum–maximum).