[Mne_analysis] Resting state connectivity

Alik Widge alik.widge at gmail.com
Fri Feb 3 16:13:09 EST 2017
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I'm surprised nobody has suggested multi-tapering the epoch as chronux
does.

On Feb 3, 2017 1:49 PM, "Sheraz Khan, PhD" <sheraz at nmr.mgh.harvard.edu>
wrote:

> Hi Noam,
>
> Did you try envelope correlations or its flavors like orthogonal
> correlations (Hipp or Brookes) ?
>
> They are found to be most reliable for resting state connectivity.
>
> http://www.sciencedirect.com/science/article/pii/S1053811916301914
>
> HTH
>
> Sheraz
>
>
>
>
> > Yep, this is my problem :)
> > Do you know any other approach for resting state connectivity?
> >
> > Thanks,
> > Noam
> > ________________________________
> > From: mne_analysis-bounces at nmr.mgh.harvard.edu
> > [mne_analysis-bounces at nmr.mgh.harvard.edu] on behalf of Denis-Alexander
> > Engemann [denis.engemann at gmail.com]
> > Sent: Friday, February 03, 2017 2:22 PM
> > To: Discussion and support forum for the users of MNE Software
> > Subject: Re: [Mne_analysis] Resting state connectivity
> >
> > Ah no the assumption here is that you aggregate over trials. If you just
> > send one window you cannot get a meaningful score.
> >
> > On Fri, Feb 3, 2017 at 8:13 PM Peled, Noam
> > <NPELED at mgh.harvard.edu<mailto:NPELED at mgh.harvard.edu>> wrote:
> > Hey Denis!
> > Thanks for the answer!
> > My problem isn't creating the events (actually I didn't know about this
> > function and now I can delete the code I wrote for that), but how to send
> > one window to the mne.connectivity.spectral_connectivity (one of the PLI
> > methods) without getting all zeros or nans.
> >
> > Thanks,
> > Noam
> > ________________________________
> > From:
> > mne_analysis-bounces at nmr.mgh.harvard.edu<mailto:mne_
> analysis-bounces at nmr.mgh.harvard.edu>
> > [mne_analysis-bounces at nmr.mgh.harvard.edu<mailto:mne_
> analysis-bounces at nmr.mgh.harvard.edu>]
> > on behalf of Denis-Alexander Engemann
> > [denis.engemann at gmail.com<mailto:denis.engemann at gmail.com>]
> > Sent: Friday, February 03, 2017 1:51 PM
> > To: Discussion and support forum for the users of MNE Software
> > ý[mne_analysis at nmr.mgh.harvard.edu<mailto:mne_
> analysis at nmr.mgh.harvard.edu>]ý
> > Subject: Re: [Mne_analysis] Resting state connectivity
> >
> > Hi Noam,
> >
> > checkout `mne.make_fixed_length_events`,
> >
> > Denis
> >
> > On Fri, Feb 3, 2017 at 7:50 PM Peled, Noam
> > <NPELED at mgh.harvard.edu<mailto:NPELED at mgh.harvard.edu>> wrote:
> > Hey all,
> > What is the best approach for resting state connectivity analysis?
> > It seems that mne.connectivity.spectral_connectivity is design for
> evoked
> > data.
> > In resting state, the different 'epochs' are sliding windows in time, so
> > for each calculation I can send only one epoch, which yields to zeros
> > (pli2_unbiased).
> >
> > Thanks,
> > Noam
> >
> >
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>
> -------------------------
> Sheraz Khan, M.Eng, Ph.D.
> Instructor in Neurology
>
> Athinoula A. Martinos Center for Biomedical Imaging
> Massachusetts General Hospital
> Harvard Medical School
>
> McGovern Institute for Brain Research
> Massachusetts Institute of Technology
>
> Tel:   +1 617-643-5634
> Fax:   +1 617-948-5966
> Email: sheraz at nmr.mgh.harvard.edu
>        sheraz at mit.edu
> Web:   http://sheraz.mit.edu
> _______________________________________________
> Mne_analysis mailing list
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