[Mne_analysis] plotting whitened raw data

[Alexandre Gramfort]

Olaf,

please open an issue if you want this to happen.

Alex

On Fri, Jan 20, 2017 at 6:07 PM, Olaf Hauk <Olaf.Hauk at mrc-cbu.cam.ac.uk> wrote:
>
>
> If the whitening is applied to the data from which the covariance was
> computed (e.g. baseline periods in evoked data, the whole data set for
> continuous data), then I think the prediction should be the same. I would
> like to compare different covariance methods for empty room data, and such a
> plot method would be very useful.
>
>
>
> Olaf
>
>
>
>
>
>
>
> From: mne_analysis-bounces at nmr.mgh.harvard.edu
> [mailto:mne_analysis-bounces at nmr.mgh.harvard.edu] On Behalf Of
> Denis-Alexander Engemann
> Sent: 14 January 2017 07:54
> To: Discussion and support forum for the users of MNE Software
> Subject: Re: [Mne_analysis] plotting whitened raw data
>
>
>
> Would be interesting to think for a second what would be the normative
> prediction in that case (what should be in which value range after proper
> whitening) since what is a signal and what is noise is less obvious then,
> also potential implications for the power spectrum (could that possibly be
> used to summarize the data for visualization?).
>
>
>
> Denis
>
>
>
> On Sat, Jan 14, 2017 at 8:46 AM Alexandre Gramfort
> <alexandre.gramfort at telecom-paristech.fr> wrote:
>
> hi Olaf,
>
> no there is no such function but it could be added.
>
> Alex
>
>
> On Fri, Jan 13, 2017 at 5:35 PM, Olaf Hauk <Olaf.Hauk at mrc-cbu.cam.ac.uk>
> wrote:
>> Hi,
>>
>>
>>
>> is there an equivalent of evoked.plot_white() for raw data? I would like
>> to
>> compare different covariance methods for whitening empty room data.
>>
>>
>>
>> Thanks,
>>
>>
>>
>> Olaf
>>
>>
>>
>>
>>
>> Olaf Hauk, PhD
>>
>> MRC Cognition and Brain Sciences Unit
>>
>> Phone: +44(0)1223 273702
>>
>> Fax: +44(0)1223 359062
>>
>> Web: http://www.mrc-cbu.cam.ac.uk/people/olaf.hauk/
>>
>>
>>
>>
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