Table 3. Percentage of data left after channel rejection and artifact removal.

Data left in total (in %)	Test set	Train set	Full data set
mEEG–vEEG (“long distances”)	72.83	71.67	71.98
mEEG–vEEG (“medium distances”)	73.21	73.60	73.31
vEEG–vEEG	95.71	89.17	90.89