[Eeglablist] 10th anniversary of artifact subspace reconstruction (ASR)

Makoto Miyakoshi mmiyakoshi at ucsd.edu
Tue Oct 10 12:03:56 PDT 2023


Hello colleagues,

I took the liberty of celebrating the 10th year anniversary of artifact
subspace reconstruction (ASR) in writing the following short commentary
paper. It's a free open-access format.

https://urldefense.com/v3/__https://academic.oup.com/sleep/advance-article/doi/10.1093/sleep/zsad241/7275639__;!!Mih3wA!CX53PpSSYnXHxawHBxbMwxQFNWY1IlIr4IXULfoTcl7MGp9PsuhR6jl2hegUkm991ioN4vzr54DOoZbOvXpaj9wk4z8$ 

I celebrate it on behalf of the developer Christian Kothe and the former
lab member Chiyuan Chang who published a couple of useful papers on ASR.
The 'celebration' is quite humble compared with ASR it has achieved and
what it will, for which I feel responsible and I promise I'll do it better
next time. In this short commentary, I wrote the past and the future of ASR
with some current insights.

By way of discussing the limitation of frequency dependency of ASR i.e. the
'cleaning' tends to increase beta-gamma power, I also mentioned the same
limitation applies to ICA as they both belong to the spatial filter class.
If you are interested in this limitation, please check out the following
Wiki article as well. As predicted in the main text, I'll write a dedicated
paper on this issue.

https://sccn.ucsd.edu/wiki/Makoto's_preprocessing_pipeline#Why_does_IC_rejection_increase_gamma_power.2C_or_why_is_an_IC_not_broadband-independent.3F_.28For_160.2C000_page_views.2C_05.2F10.2F2021_added.2C_06.2F27.2F2022_updated.29

Makoto


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