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. 2015 Jan 22;15(2):2244–2264. doi: 10.3390/s150202244

Table 4.

Test exercises.

Exercise Objective Description
Exercise 1 Working on face detection (face tracking) Exercise comprising a sequence of ten movements (moving the head up, down, left and right)
Exercise 2 Working on ocular detection (eye blinking) Exercise comprising ten sequences involving opening and shutting of eyes with different margins of time
Exercise 3 Working on pupil detection (eye tracking) Exercise comprising a sequence of ten visualizations (looking up, down, left and right)