adult 3 controlled study 3 human 3 motor imagery (MI) Article 2 female 2 human experiment 2 imagery 2 male 2 measurement accuracy 2 BCI inefficiency 1 F-wave 1 abducens nerve 1 abductor digiti minimi (ADM) 1 aptitude 1 article 1 auditory system function 1 brain computer interface (BCI) 1 brain-computer interface (BCI) 1 clinical article 1 data classification 1 electroencephalogram 1 electroencephalography (EEG) 1 electromyography 1 emotion 1 enslaving effect 1 four-choice communication 1 functional connectivity 1 functional connectivity (FC) 1 functional near-infrared spectroscopy 1