[Mne_analysis] cluster permutation connectivity matrix

[Alexandre Gramfort]

Hi Yvonne

I would have said that a sparse diagonal matrix should work.

can you share the code snippet you used?

Alex


On Tue, Sep 19, 2017 at 3:17 AM, Yvonne Fonken <yfonken at berkeley.edu> wrote:
> Hi all,
>
> I am trying to apply the cluster permutation function in MNE on intracranial
> data (electrodes by time points), either by using
> mne.stats.permutation_cluster_test, or
> mne.stats.permutation_cluster_1samp_test. In this case, I do not want to
> cluster across electrodes, but I want to include this dimension in order to
> correct for multiple comparisons.
>
> My question is: how do I specify to only cluster over time, and not
> electrodes? Can I do this using the connectivity matrix, and if yes, what
> would a connectivity matrix look like when all electrodes do not have
> neighbors? I've tried using diagonal matrices already, but I still get
> clusters spanning multiple electrodes.
>
> Thanks,
> Yvonne
>
> --
> Yvonne Fonken
> PhD Candidate
> Helen Wills Neuroscience Institute
> University of California, Berkeley
>
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