Research Article

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

Figure 8

Execution time of experiments. Graphics show total time ([min:sec]) in experiments 2–4 and the downward trend of the times, denoting the training relevance. (a) Adults A and D are presented and (b) childs B and C are exposed.
589636.fig.008a
(a)
589636.fig.008b
(b)