the current state-of-the-art devices and methods used for acquiring ear-EEG, the different
techniques used for processing and analyzing ear-EEG signals, and the diverse range of
applications in which ear-EEG has been examined. We conducted a comprehensive search
of electronic databases, including Google Scholar, IEEE Xplore, and PubMed, using a
combination of the following keywords as our search terms: … earEEG technology is still in …