,
Subtract the average or baseline of the points in a defined interval from all points in the segment.
eeg_baseline(x, ..., .lim = -Inf, .unit = "s")An eeg_lst object or a channel.
Channels to include. All channels by default.
A negative number indicating from when to baseline; the interval is defined as [lim,0]. The default is to use all the negative times.
"seconds" (or "s"), "milliseconds" (or "ms")
An eeg_lst.
Other preprocessing functions: 
eeg_downsample(),
eeg_ica_keep(),
eeg_ica(),
eeg_rereference(),
eeg_segment(),
filt