[FieldTrip] Source statistics on trial-based MEG data (MNE)

Schoffelen, J.M. (Jan Mathijs) janmathijs.schoffelen at donders.ru.nl
Wed Apr 13 15:03:46 CEST 2022

Hi Nora,

How would you compute a correlation between reaction time (in a trial) and the source activity for that trial? I guess you want to compute the correlation across trials?



> On 13 Apr 2022, at 14:34, Nora Holtz via fieldtrip <fieldtrip at science.ru.nl> wrote:
> Hi all, 
> I am currently doing source localisation of my MEG data with the MNE method. Now I want to correlate the source activity (sources x time) for each trial (1705 trials) with behavioural reaction time in this trial. 
> Afterwards, I want to do a cluster based permutation test on these correlations (averaged over trials). 
> I do not have individual MRI data, so I am working with templates. 
> To my knowledge, ft_sourcestatistics does not work on MNE source x time data, right? Does anyone have suggestions on how to proceed here?
> Thanks in advance!!
> Nora
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