[Eeglablist] Baseline for ERSP

Makoto Miyakoshi mmiyakoshi at ucsd.edu
Thu Mar 19 13:01:22 PDT 2015

Dear David,

That's a difficult question. I think you have only two choices
1) Try shorter baseline (but if it is < 10%, I would be worried)
2) Try whole-epoch baseline


On Mon, Mar 16, 2015 at 5:45 AM, Thornton, David M <dthornt9 at uthsc.edu>

>    Hello EEGLAB Community,
>  My name is David Thornton, I'm currently working on a PhD at the
> University of Tennessee, looking at auditory neurophysiology.
>  I'm having a baseline correction issue, in that the baseline is
> currently absorbing a button push response that is throwing off my ERSP
> analysis. I've shifted the baseline within my trial interval, but the
> problem still remains.
> So my question is this: is there an acceptable minimum length of a
> baseline? My time window for analysis is 4 seconds long. The rule for
> general ERPs is about 20% of the total length of the window, but I have
> been unable to find such a guideline for ERSPs.
>  Any help/advice is appreciated!
>  Thanks,
> David T
> _______________________________________________
> 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/20150319/558291c4/attachment.html>

More information about the eeglablist mailing list