[Eeglablist] Rat EEG Data - ICA

[Makoto Miyakoshi]

Dear Tadavarty,

I completely agree with Mikolaj. ICA is for multivariate signals. With only
two channels, ICA is not very helpful.

Makoto



On Fri, Apr 22, 2016 at 11:59 AM, Mikołaj Magnuski <mmagnuski at swps.edu.pl>
wrote:

> You could create fake channel locations (edit -> channel location if I
> remember properly), but with only two channels you won't be able to do much
> with ICA - you'll have only two components and most likely they won't be
> easy to interpret.
>
> 2016-04-20 21:23 GMT+02:00 Tadavarty, Ramakrishna <rtadavar at mail.ubc.ca>:
>
>> Dear All,
>>
>>
>>
>> We have some EEG data from rats. These are only 2 channel recordings
>> (bilateral). My aim is to decompose the raw EEG trace into individual
>> components and have a look at the separated component waveforms. This way I
>> hope to clean the raw EEG (by removing artifacts such as line noise and
>> other repetitive signals) and compare data between cohorts to try and
>> identify any small changes. We record using Spike2 software from CED. I
>> have been able to import the data, visually reject, filter – band pass and
>> notch, and indeed run ICA. However, I am unable to plot anything, as it
>> asks for location data to be put in the dataset and I don’t have any as it
>> is not human data. Has anyone tried to run ICA in rats using EEGLAB? What
>> is the best way to move forward?
>>
>>
>>
>> Many thanks,
>>
>>
>>
>> Rama
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> *DR. RAMAKRISHNA TADAVARTY*
>>
>> *Postdoctoral Research Fellow*
>>
>> Faculty of Pharmaceutical Sciences
>>
>> The University of British Columbia
>>
>> _______________________________________________
>> 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
>>
>
>
> ------------------------------
>
> _______________________________________________
> 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
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://sccn.ucsd.edu/pipermail/eeglablist/attachments/20160509/d4361255/attachment.html>