[FieldTrip] excessive channel correlations
e.spaak at donders.ru.nl
Fri Apr 13 08:45:23 CEST 2018
I have no suggestion as to what might be causing this, but one
suggestion on how to pragmatically deal with it, or at least maybe get
some more insight.
> - the problem is there regardless of reference montage (e.g., forehead and
> averaged mastoids)
Have you tried common average reference? If the signal is there on all
channels, subtracting the common average should get rid of it.
> - gel bridging, while theoretically possible, seems unlikely given that
> literally all EEG channels are (almost) identical
> We're still investigating but wanted to hear if anyone ever observed
> anything like this? Were they able to solve it?
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> fieldtrip at donders.ru.nl
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