[FieldTrip] how to select 'central' channels?

[Songhee Kim]

Okay, thanks for the response. Then how can I select central (or any other
regional) channels? The data is from the Elekta system.

Best,
Songhee

On Wed, Jul 13, 2022 at 5:31 AM Schoffelen, J.M. (Jan Mathijs) via
fieldtrip <fieldtrip at science.ru.nl> wrote:

> Hi Songhee,
>
> Wildcards are system specific. Unless you are working with CTF data,
> things like ‘MC*’, ‘MZ’ etc won’t work.
>
> Best wishes,
>
> Jan-Mathijs
>
>
> On 12 Jul 2022, at 23:50, Songhee Kim via fieldtrip <
> fieldtrip at science.ru.nl> wrote:
>
> Hi FieldTrippers,
>
> What is the proper way to select the 'central' channels in an MEG dataset?
>
> I've tried:
> central = ft_channelselection('MZC', GA.label);
> But this returns an empty cell array. (GA is an outcome of
> ft_timelockgrandaverage.) 'MZ'/'ML' etc don't work either.
>
> I also tried as a test:
> meg = ft_channelselection('meg', GA.label);
> This correctly returns all the MEG channels.
>
> Any hint will be appreciated. Thanks!
>
> --
> *Songhee Kim, PhD*
> Postdoctoral Fellow
> Department of Neurology
> Medical College of Wisconsin
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-- 
*Songhee Kim, PhD*
Postdoctoral Fellow
Department of Neurology
Medical College of Wisconsin
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