[Mne_analysis] [Mne analysis] two sample t-test with spatio_temporal_cluster_test

[Denis-Alexander Engemann]

Hi Talitha,

you can run the permutation clustering with a wide array of contrasts. This
might be what you are looking for:

http://martinos.org/mne/dev/auto_tutorials/plot_stats_cluster_spatio_temporal_2samp.html

I hope this helps,
Denis

On Sun, Jun 11, 2017 at 12:00 PM Talitha Ford <tcford at swin.edu.au> wrote:

> Dear all,
>
> Similar to conducing a pair samples t-test on source data using
> spatio-temporal clustering, allowing the visualisation of clusters where
> condition A > condition B and vice versa, is it possible to run an
> independent samples t-test to visualise differences between two groups? The
> 2 samples permutation tests currently available are limited in that they
> plot F statistics that don’t give a direction of the difference between the
> groups. Basically, is it possible to identify clusters that differ
> significantly between the groups, as well as identify/visualise the
> direction in which they differ?
>
> I am currently attempting to extract the cluster values for each
> participant to get an overall mean for each vertex within the cluster to
> compare between groups, but this seems very inefficient.
>
> Cheers,
> Talitha
>
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