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Fig. 2 | BMC Neurology

Fig. 2

From: A gaze-independent audiovisual brain-computer Interface for detecting awareness of patients with disorders of consciousness

Fig. 2

Procedure employed in one trial in the audiovisual condition, including audiovisual instruction (0–8 s), audiovisual stimulation (8–40 s), feedback on the classification result (40–44 s), and the rest period (6 s). The audiovisual stimulation involved eight presentations of four audiovisual stimuli (one semantically congruent and three semantically incongruent audiovisual number stimuli)

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