[Mne_analysis] Mne python compute covariance

[Denis-Alexander Engemann]

Thank you Peter for reporting,
I will look into it today.

Denis

On Fri, Mar 31, 2017 at 7:47 AM Alexandre Gramfort <
alexandre.gramfort at telecom-paristech.fr> wrote:

> hi,
>
> I could reproduce the problem. I opened I issue:
>
> https://github.com/mne-tools/mne-python/issues/4140
>
> We'll fix ASAP. For now use n_jobs=1.
>
> Thanks for taking the time to report the bug.
>
> Best,
> Alex
>
> On Thu, Mar 30, 2017 at 7:44 PM, Peter Goodin <pgoodin at swin.edu.au> wrote:
> > Hi Alex,
> >
> >
> > I'm using the standard mne.compute_covariance call
> >
> >
> > cov = mne.compute_covariance(epochs['condition'], method = 'shrunk',
> n_jobs
> > = 3).
> >
> >
> > I've attached a link to the error below. Also, I've tried using the PCA
> > method and get another error message (with the helpful suggestion to
> contact
> > you guys at the end!). Please find the link below too.
> >
> >
> > Peter.
> >
> >
> > shrunk estimate:
> > https://gist.github.com/orcasha/c990decc15f38a3300ffa6e2f976eb25
> >
> >
> > PCA estimate:
> > https://gist.github.com/orcasha/443bc7e74fd3e7e50a7ce1371b4bef31
> >
> >
> >
> > _______________________
> > Dr Peter Goodin,
> >
> > Brain and Psychological Sciences Research Centre (BPsyC)
> > Swinburne University,
> > Hawthorn, Vic, 3122
> > ________________________________
> > From: mne_analysis-bounces at nmr.mgh.harvard.edu
> > <mne_analysis-bounces at nmr.mgh.harvard.edu> on behalf of Alexandre
> Gramfort
> > <alexandre.gramfort at telecom-paristech.fr>
> > Sent: 28 March 2017 21:00:42
> > To: Discussion and support forum for the users of MNE Software
> > Subject: Re: [Mne_analysis] Mne python compute covariance
> >
> > hi Peter,
> >
> > can you share a gist to replicate the problem?
> >
> > I think I know what's going on but with a gist I am sure it fixes your
> pb.
> >
> > thx
> > Alex
> >
> > On Tue, Mar 28, 2017 at 12:58 AM, Peter Goodin <pgoodin at swin.edu.au>
> wrote:
> >> Hi,
> >>
> >> I'm getting the following error
> >> (PicklingError: Can't pickle <class 'mne.cov._ShrunkCovariance'>: it's
> not
> >> found as mne.cov._ShrunkCovariance)
> >> when running computing covariance. It happens at the cross validation
> >> stage.
> >>
> >> Any help would be appreciated.
> >>
> >> Thanks,
> >>
> >> Peter
> >>
> >>
> >>
> >>
> >>
> >> _______________________
> >> Dr Peter Goodin,
> >>
> >> Brain and Psychological Sciences Research Centre (BPsyC)
> >> Swinburne University,
> >> Hawthorn, Vic, 3122
> >>
> >> _______________________________________________
> >> Mne_analysis mailing list
> >> Mne_analysis at nmr.mgh.harvard.edu
> >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis
> >>
> >>
> >> The information in this e-mail is intended only for the person to whom
> it
> >> is
> >> addressed. If you believe this e-mail was sent to you in error and the
> >> e-mail
> >> contains patient information, please contact the Partners Compliance
> >> HelpLine at
> >> http://www.partners.org/complianceline . If the e-mail was sent to you
> in
> >> error
> >> but does not contain patient information, please contact the sender and
> >> properly
> >> dispose of the e-mail.
> >>
> > _______________________________________________
> > Mne_analysis mailing list
> > Mne_analysis at nmr.mgh.harvard.edu
> > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis
> >
> > _______________________________________________
> > Mne_analysis mailing list
> > Mne_analysis at nmr.mgh.harvard.edu
> > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis
> >
> >
> > The information in this e-mail is intended only for the person to whom
> it is
> > addressed. If you believe this e-mail was sent to you in error and the
> > e-mail
> > contains patient information, please contact the Partners Compliance
> > HelpLine at
> > http://www.partners.org/complianceline . If the e-mail was sent to you
> in
> > error
> > but does not contain patient information, please contact the sender and
> > properly
> > dispose of the e-mail.
> >
> _______________________________________________
> Mne_analysis mailing list
> Mne_analysis at nmr.mgh.harvard.edu
> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/mne_analysis
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://mail.nmr.mgh.harvard.edu/pipermail/mne_analysis/attachments/20170331/04de8733/attachment.html