[Eeglablist] Missed channels in MNI file

Clement Lee cll008 at eng.ucsd.edu
Fri Aug 20 11:30:52 PDT 2021

Hi Inna,

It looks like O9 and O10 are part of the 'Extended' system but the MNI
template uses the 'Standard' labels.
By comparing template layouts it looks like O9 == I1 & O10 == I2.


I would relabel the channels and use the MNI template.

Clement Lee
Applications Programmer
Swartz Center for Computational Neuroscience
Institute for Neural Computation, UC San Diego

On Fri, Aug 13, 2021 at 8:01 AM Inna Forsiuk via eeglablist <
eeglablist at sccn.ucsd.edu> wrote:

> Good morning,
> To plot the channel locations with eeglab I was using MNI coordinate file.
> However by using it for my eeg file which contains 128 channels, 2 channels
> were missed: O9 and O10.
> When I am using BESA file – coordinates for all channels can be loaded.
> Could you please explain to me, why with MNI two channels are missed? And
> if MNI file is better as BESA file for further processing?
> Thank you in advance
> Inna Forsiuk
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