single-trials data

R. Sreenivasan rajamoni at CCS.FAU.EDU
Tue Nov 9 21:32:00 CET 2004


Hi Robert,

Attached is the script that I used for generating single-trial time series
data for two dipoles. Then I want to do the freqanalysis on those source
time-series data.
Unfortunately, I amn't getting it ...Would you please check?

Sreenivasan


----- Original Message -----
From: "Robert Oostenveld" <roberto at SMI.AUC.DK>
To: <FIELDTRIP at NIC.SURFNET.NL>
Sent: Tuesday, November 09, 2004 3:49 AM
Subject: Re: [FIELDTRIP] single-trials data


> Hi Sreenivasan,
>
> On 8 Nov 2004, at 22:45, R. Sreenivasan wrote:
>
> > Would you please tell me the way to generate single-trials source(s)
> > time
> > series data from raw MEG dataset?
>
> sourceanalysis with cfg.method=lcmv and cfg.singletrial=yes. That will
> use the full data to construct the spatial filter, and apply that
> filter to each individual trial.
>
> It will result in a source structure with source.avg and source.trial.
> The dipole moment of the single-trial source reconstructions are in
> source.trial.mom. Source.trial.mom{N} contains the moment for the
> dipole on position source.pos(N,:).
>
> Robert
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