Robust Human Machine Interface Based on Head Movements Applied to Assistive Robotics

Table 4

Results of the experiment. User D.

User D	Stage 1	Stage 2	Stage 3	Time (min:sec)	Λ
Exp. 1	✗	✗	✗	—	—
Exp. 2	✓	✗	✓	4:00	0,550
Exp. 3	✓	✓	✓	2:15	0,852
Exp. 4	✓	✓	✓	1:00	0,918
Exp. 5	✓	✓	✓	1:40	0,878