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. 2013 Jul 17;10:77. doi: 10.1186/1743-0003-10-77

Figure 1.

Figure 1

Finite State Machine. The BCI system as a binary state machine with walking and idling states represented by circles. The state transitions are represented by arrows, with transitions triggered by the conditions shown next to the arrows. Self-pointing arrows denote that the system remains in the present state.