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

Table 2

Results of the experiment. User B.

User B	Stage 1	Stage 2	Stage 3	Time (min:sec)	Λ
Exp. 1	✗	✗	✗	—	—
Exp. 2	✓	✗	✗	3:15	0,318
Exp. 3	✓	✓	✓	2:45	0,833
Exp. 4	✓	✓	✗	3:15	0,568
Exp. 5	✓	✓	✓	2:30	0,842