[Mne_analysis] Averaging with mne_process_raw: zero-ed trials included?

Per Lysne plysne at mrn.org
Thu Aug 18 14:51:59 EDT 2011
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Thanks for the tip, Eric. It looks like these might be fields in the average
and covariance definition files instead of command line options? In either
case, they are exactly what I was looking for.

-Per


On Thu, Aug 18, 2011 at 12:18 PM, Eric Larson <larson.eric.d at gmail.com>wrote:

> You should be able to use the options --magFlat and --gradFlat. Check
> the MNE manual for these entries in Chapter 4---version 2.5 didn't
> have it, but 2.7 (or above) does.
>
> Eric
>
>
> On Thu, Aug 18, 2011 at 11:10 AM, Per Lysne <plysne at mrn.org> wrote:
> > Hello,
> >
> >     I am working with MEG data collected on a Elekta Neuromag scanner and
> > processed with the maxfilter utility. Segments of my data become zero-ed
> out
> > in the maxtiler output, which I believe may be due to head motion beyond
> > some threshold where the motion correction feature no longer functions.
> > Post-maxfilter I begin processing with the MNE utilities. I would like to
> > avoid any zero-valued trials being included in an EMF or covariance
> matrix
> > created using mne_process_raw. Does mne_process_raw include any detection
> > for such trials, or does it include all trials which it is given? (For
> > instance, if all MEG channels are fixed at zero for the entire duration
> of
> > the trial.)
> >
> >     Thanks again,
> >
> > Per Lysne
> > University of New Mexico/Mind Research Network
> >
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