Fig. 2From: Physiological artifacts in scalp EEG and ear-EEGEar-EEG earpieces with electrode labels. Left ear-EEG labeling convention for the ear-canal electrodes, when looking into the left ear-canal. Middle picture of a left earpiece with indication of the electrode labels. Right the ear-EEG earpiece inserted in the left ear. Labels indicate the positions of the ELA and ELB electrodes in the concha part of the outer earBack to article page