[Eeglablist] Question regarding color interpretation

Makoto Miyakoshi mmiyakoshi at ucsd.edu
Thu Sep 17 20:54:40 PDT 2015


Dear Stella,

The equivalent current dipole is just like a bar magnet. That's how our EEG
source is formed.

Makoto

On Thu, Sep 17, 2015 at 4:45 AM, Pål Gunnar Larsson <pall at ous-hf.no> wrote:

> A medial source may give this - see example below
>
>
>
>
>
> Dr. philos. Pål G. Larsson
>
> Seksjonsleder Klinisk nevrofysiologi
>
> Nevrokirurgisk avdeling
>
> Oslo Universitetssykehus
>
> Postboks 4950 Nydalen
>
> 0424 Oslo
>
>
>
> Tlf.:  23074407
>
> Mobil: 93429791
>
>
>
> E-mail: pall at ous-hf.no <pal.gunnar.larsson at ous-hf.no>
>
>
>
> Denne meldingen innholder ikke sensitiv informasjon som bryter med Ous
> sine regler for taushetsplikt
>
>
>
> *Fra:* eeglablist-bounces at sccn.ucsd.edu [mailto:
> eeglablist-bounces at sccn.ucsd.edu] *På vegne av* Fang-Yu Chang
> *Sendt:* 14. september 2015 14:28
> *Til:* eeglablist at sccn.ucsd.edu
> *Emne:* [Eeglablist] Question regarding color interpretation
>
>
>
> Dear EEGLAB users,
>
>
>
> I have a question regarding the scalp map color bar. I have read the
> following webpage:
>
>
>
> http://sccn.ucsd.edu/pipermail/eeglablist/2003/000030.html
>
>
>
> Based on my understanding, red and blue both indicate activation, but
> opposite polarity. My question is, if there's an event that results in one
> side of the brain having red readings while the other side has blue
> readings, how would this data be interpreted?
>
>
>
> Sincerely,
>
>
>
> Stella Ling
>
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-- 
Makoto Miyakoshi
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
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