[Mne_analysis] mne_make_eeg_layout ? for maxfilter

[sheraz at nmr.mgh.harvard.edu]

Hi,

I have a Matlab code that does exactly this, fit the best sphere to the
head digitization points after removing facial points.

Let me know if this is some thing interesting to you.


Sheraz

> Hello,
>
> Does anyone know what coordinate frame mne_make_eeg_layout uses when
> calculating the sphere? I am trying to use this as an automated way of
> providing an origin to maxfilter (which doesn't handle digitized
> points of the nose and face well). My output is below. I am using MNE
> 2.7.3. Judging from the values it suggests that it is in the Head
> coordinate frame, but if anyone knows that would help.
>
> Thanks,
> D
>
>
> mne_make_eeg_layout version 1.3 compiled at Dec 15 2009 08:56:04
>
> input  file     : nap_01_raw.fif
> layout file     : eeg.lout
> Fit sphere to electrodes first
> prad            : 20.0
> viewport width  : 5.0
> viewport height : 4.0
>
> 70 EEG channels found for layout.
> best fitting sphere:
>         origin :    1.2    1.9   50.0 mm
>         radius :   90.2 mm
> Wrote 70 viewports to eeg.lout
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>