[Eeglablist] How to save the normalized data that we see in scroll data display?

[Tim Mullen]

As I posted earlier, it's simple to compute:

normdata = zscore(EEG.data,0,2);

No need to reshape, etc. This will normalize each channel and each epoch
independently.

Tim


On Fri, Nov 2, 2012 at 11:23 AM, Makoto Miyakoshi <mmiyakoshi at ucsd.edu>wrote:

> Dear Edward,
>
> > Error: Expression or statement is incorrect--possibly unbalanced (, {,
> or [.
>
> Oops. The line must be
>
> tmp = reshape(EEG.data, [size(EEG.data, 1) size(EEG.data, 2) *
> size(EEG.data, 3) ]);
>
> The last parenthesis was missing.
> By the way I learned a shortcut for it yesterday, and
>
> tmp = EEG.data(:,:);
>
> should also work.
>
> Makoto
>
>
> 2012/11/2 Edward Justin Modestino <edward.modestino at gmail.com>:
> > Makoto,
> > I need to be able to get this working as well. I tried it and got the
> > following error.
> >
> >
> >>> tmp = reshape(EEG.data, [size(EEG.data, 1) size(EEG.data, 2) *
> > size(EEG.data, 3) ];
> > tmp = zscore(tmp, 0, 2);
> > tmp = reshape(tmp, size(EEG.data));
> > EEG.data = tmp;
> > ??? tmp = reshape(EEG.data, [size(EEG.data, 1) size(EEG.data, 2) *
> >                                                                   |
> > Error: Expression or statement is incorrect--possibly unbalanced (, {,
> or [.
> >
> >
> > On Thu, Nov 1, 2012 at 1:21 PM, Makoto Miyakoshi <mmiyakoshi at ucsd.edu>
> > wrote:
> >>
> >> Dear nabaraj,
> >>
> >> Check out the function zscore.
> >> If your data are epoched, then the code should be something like
> >>
> >> tmp = reshape(EEG.data, [size(EEG.data, 1) size(EEG.data, 2) *
> >> size(EEG.data, 3) ];
> >> tmp = zscore(tmp, 0, 2);
> >> tmp = reshape(tmp, size(EEG.data));
> >> EEG.data = tmp;
> >>
> >> This should normalizes each channel.
> >>
> >> Makoto
> >>
> >> 2012/10/29 nabaraj dahal <nabarajdahal at gmail.com>:
> >> > Dear list member,
> >> > I wish to save the normalized data of all channels for further
> >> > processing.
> >> > Is there any way I can save the normalized data of all channels that
> we
> >> > see
> >> > in scroll data display?
> >> > I would be grateful for you help.
> >> >
> >> > Best Regards,
> >> > Nab
> >> >
> >> > _______________________________________________
> >> > Eeglablist page: http://sccn.ucsd.edu/eeglab/eeglabmail.html
> >> > To unsubscribe, send an empty email to
> >> > eeglablist-unsubscribe at sccn.ucsd.edu
> >> > For digest mode, send an email with the subject "set digest mime" to
> >> > eeglablist-request at sccn.ucsd.edu
> >>
> >>
> >>
> >> --
> >> Makoto Miyakoshi
> >> JSPS Postdoctral Fellow for Research Abroad
> >> Swartz Center for Computational Neuroscience
> >> Institute for Neural Computation, University of California San Diego
> >> _______________________________________________
> >> Eeglablist page: http://sccn.ucsd.edu/eeglab/eeglabmail.html
> >> To unsubscribe, send an empty email to
> >> eeglablist-unsubscribe at sccn.ucsd.edu
> >> For digest mode, send an email with the subject "set digest mime" to
> >> eeglablist-request at sccn.ucsd.edu
> >
> >
> >
> >
> > --
> > Edward Justin Modestino, Ph.D.
> > Neuroscientist/Faculty
> > Atlantic University
> >
>
>
>
> --
> Makoto Miyakoshi
> JSPS Postdoctral Fellow for Research Abroad
> Swartz Center for Computational Neuroscience
> Institute for Neural Computation, University of California San Diego
> _______________________________________________
> Eeglablist page: http://sccn.ucsd.edu/eeglab/eeglabmail.html
> To unsubscribe, send an empty email to
> eeglablist-unsubscribe at sccn.ucsd.edu
> For digest mode, send an email with the subject "set digest mime" to
> eeglablist-request at sccn.ucsd.edu
>



-- 
---------  αντίληψη -----------
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://sccn.ucsd.edu/pipermail/eeglablist/attachments/20121105/a8d7cf80/attachment.html>