Figure 4.
Screenshots of the application controlled by the built brain-computer interfaces (BCI). (A) connection of the OpenViBE Lua Stimulator box (generator of stimulations) with the OpenViBE TCP Writer box (TCP server). (B) 5 piano keys with the corresponding images of the body movements. (C) course of a single trial in the data acquisition stage. (D) course of a single trial in the user training and testing stages with congruent feedback. (E) course of a single trial in the user training and testing stages with incongruent feedback.
