[Eeglablist] Invitation to collaborate on an open paper about EEG’s 1/f power distribution

[Thomas Chen]

Dear Makoto,

I am very interested in joining the open collaborative project and will
follow the mailing list for updates and next steps.

BW, Hsin-Yuan


On Thu, 6 Nov 2025 at 12:59 am, Makoto Miyakoshi via eeglablist <
eeglablist at sccn.ucsd.edu> wrote:

> I'm surprised to find many responses in just over a night.
>
> Ivano, Toby, Maruti, Meha, Tzvetomir, Dominic, and Adam--you replied to me
> personally. Please reply to the mailing list directly so that other
> subscribers can read your post.
> Just reply to the list without editing the email title. For more detail,
> see this page
> https://urldefense.com/v3/__https://eeglab.org/others/EEGLAB_mailing_lists.html__;!!Mih3wA!BPiQbrV-eQ7cXQTAeozwIJV84VGCG_HpjMHdu1kxPyOJuNbmldwUuMg4R7aVQUmRjhxB3ZQoPR12o77fCQMdXX3r0GI$
>
> Maybe we need a Google Document Spreadsheet to manage the potential
> authors' names.
> Can someone volunteer to manage it?
>
> %%%%%%%%%%%%%%%%%%
>
> I was telling Mate and Cedric that I was probably the least interested in
> this topic. I was very impressed by Gao and colleague's paper (2017
> NeuroImage) that the spectral exponent (SPEX) may reflect E/I balance. But
> there are other factors that contribute to SPEX. I thought the most
> dominant one was the 'dendritic filtering' described by the cable theory.
> If you read Electric Fields of the Brain (2006), you find this is one of
> the major sources of the 'low-pass filter effect' and the other factor,
> differences in network size across frequencies and spatial averaging
> principle at electrode/volume conduction, is more obvious. I want to know
> which factor is most dominant in determining the 1/f-ness, AMPA/GABA_A
> receptor balance, the 'dendritic filter' by the cable theory, or the
> differences in spatial network sizes across signal frequencies, otherwise I
> feel uneasy what we are discussing. Note that Voytek lab has been
> publishing really solid evidence using simulated, animal, and human
> datasets, so I have no doubt there. But still, I want to see by and large
> ratio of influence across those multiple factors.
>
> So, what is so interesting about the 1/f-ness? Can anyone tell me please?
>
> Mate and I will meet on Zoom on Nov 7, 11 am - noon in EST (i.e., the New
> York time zone). I invite you to jump in if you can make it.
>
> Time: Nov 7, 2025 11:00 AM Eastern Time (US and Canada)
>
> https://urldefense.com/v3/__https://ucsd.zoom.us/j/98219923907?pwd=YkR9t04S7N23IP7Rf1XZXmHvK5LXsY.1__;!!Mih3wA!BPiQbrV-eQ7cXQTAeozwIJV84VGCG_HpjMHdu1kxPyOJuNbmldwUuMg4R7aVQUmRjhxB3ZQoPR12o77fCQMdEZkHooc$
> Meeting ID: 982 1992 3907
> Password: 681398
>
> Makoto
>
>
>
> On Tue, Nov 4, 2025 at 7:07 PM Makoto Miyakoshi <mmiyakoshi at ucsd.edu>
> wrote:
>
> > Hello EEGLAB mailing list,
> >
> > Some of you may recall the long, dense, and ever-continuing discussion we
> > witnessed this summer about EEG’s 1/f power distribution. I’m sure many
> of
> > you wondered, “Can they please stop quoting papers while speaking?” That
> > conversation seemed to have ended on the list. But it has continued
> > off-list! And now, it has led to the idea of writing a collaborative
> paper.
> >
> > We’d like to invite anyone interested to join this open project. You
> don’t
> > need to be a specialist; genuine curiosity and a willingness to
> contribute
> > are what matter most.
> >
> > If you’d like to participate, please reply to this mailing list so that
> > everyone can stay in the loop.
> >
> > For those curious, I’ve also included below a brief history of EEGLAB
> > mailing list–initiated publications.
> >
> > Makoto
> >
> > %%%%%%%%%%%%%%%%%%%%
> > There have been several papers initiated through collaborations among the
> > EEGLAB mailing list community and myself. Perhaps the most memorable one
> > was the *ICA's bug *paper:
> >
> >
> >
> https://urldefense.com/v3/__https://www.frontiersin.org/journals/signal-processing/articles/10.3389/frsip.2023.1064138/full__;!!Mih3wA!BPiQbrV-eQ7cXQTAeozwIJV84VGCG_HpjMHdu1kxPyOJuNbmldwUuMg4R7aVQUmRjhxB3ZQoPR12o77fCQMdB87tEFY$
> >
> > We can find the origin of this project in the following post.
> >
> > *On Fri, May 7, 2021 at 2:25 PM Makoto Miyakoshi <mmiyakoshi at ucsd.edu
> <https://sccn.ucsd.edu/mailman/listinfo/eeglablist  >>
> > **Dear subscribers,
> > **Recently, there are multiple independent posts about the data rank
> issue **with ICA. In response, I am thinking about running a simulation
> **experiment **with a visiting scholar to SCCN as a small project on this
> issue for **publication. I would appreciate it if you can give me any of
> the **following **as an input.*
> >
> > I made it festive: I invited a high-school intern to join as a co-author
> > (his coding skill was GOOD); I also invited a person whose name had been
> > mysteriously engraved for over a decade in an annotation of EEGLAB’s code
> > in question; I cited four authorities via unfashionable “private
> > communication”; and yes, I gave the paper a catchy title that the first
> > author did not like… etc., etc.
> >
> > >* > On Fri, May 7, 2021 at 2:25 PM Makoto Miyakoshi <mmiyakoshi at
> ucsd.edu <https://sccn.ucsd.edu/mailman/listinfo/eeglablist  >>
> > *>* wrote:
> > *>* >
> > *>* >> Dear subscribers,
> > *>* >>
> > *>* >> Recently, there are multiple independent posts about the data
> rank issue
> > *>* >> with ICA. In response, I am thinking about running a simulation
> > *>* experiment
> > *>* >> with a visiting scholar to SCCN as a small project on this issue
> for
> > *>* >> publication. I would appreciate it if you can give me any of the
> > *>* following
> > *>* >> as an input.
> > *>* >>
> > *>* >>   - Questions (what is puzzling for you? No need to be shy for
> asking
> > *>* >>   'dumb questions')
> > *>* >>   - Requests (if you want to know particularly X and/or Y on this
> issue,
> > *>* >>   I may be able to give you the answer based on the simulation
> test)
> > *>* >>   - Suggestions (about methods, data type, applications, etc)
> > *>* >>   - Reports (when ICA failed, what did you see?)
> > *>* >>
> > *>* >> If you are interested in working with me to make a contribution
> to this
> > *>* >> small project, please reply or contact me mmiyakoshi at ucsd.edu.
> <https://sccn.ucsd.edu/mailman/listinfo/eeglablist  > If your
> > *>* >> contribution is substantial, I'll offer you to be a coauthor.
> Probably
> > *>* we
> > *>* >> will need as many strange results as possible...?
> > *>* >>
> > *>* >> Probably this is the first attempt to run an open experiment on
> the
> > *>* EEGLAB
> > *>* >> mailing list--please join us and let's find out what happens!
> > *>* >>
> > *>* >> Makoto*
> >
> >
> >
> >
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