Table 2.

Classification accuracies (%) and average F₁ score (%) under single feature conditions.

Subjects	Time-Frequency		Saccades		Fixations		Pupil Diameters		Ave.
	Accuracy	F1 Score	Accuracy	F1 Score	Accuracy	F1 Score	Accuracy	F1 Score	Accuracy	F1 Score
S1 (f) 1	87.69	88.78	52.64	51.83	55.94	56.23	42.7	43.45	59.74	60.07
S2 (f)	87.6	87.1	60.4	58.93	49.82	47.56	51.94	52.17	62.39	61.44
S3 (m)	89.51	89.6	53.12	52.63	44.07	44.78	55.21	54.73	60.48	60.44
S4 (f)	79.81	81.21	54.89	55.54	49.43	48.79	39.44	40.05	55.89	56.4
S5 (f)	82.22	83.67	54.72	54.89	48.27	47.8	49	48.78	58.55	58.79
S6 (f)	83.61	83.5	58.89	60.13	49.63	48.59	45.17	46.89	59.32	59.78
S7 (m)	88.28	88.1	50.27	48.36	60.94	62.87	45.39	43.1	61.22	60.61
S8 (m)	83.27	83.22	57.89	55.46	46.22	45.14	49.11	43.42	58.62	56.81
Ave.	85.37	85.65	55.35	54.72	50.52	50.22	47.25	46.57	59.53	59.62

¹ S1–S8 are indexes of subjects, the symbols “f” and “m” means female and male, respectively.