[Eeglablist] CORRMAP with missing channels

[Makoto Miyakoshi]

Dear Arno,

Here is a question for you asking about CORRMAP. When you have time please
help him.

Makoto

2013/2/18 berry van den berg <berryv.dberg at gmail.com>

> Dear all,
>
> I am trying to use CORRMAP (eeglab12_0_1_0b) on a dataset to acquire a
> more data driven (and automatic) selection components that I want to remove
> as artifacts. Unfortunately I am having trouble if channels from certain
> participants are missing (bad channels removed before running ICA). If I am
> running CORRMAP on subjects without removed channels it works fine:
>
> https://www.dropbox.com/s/0y6718uezamllak/corrmap_works_well.png
>
> However, if I add a subject with removed channels it looks a bit weird....
> CORRMAP first interpolates the channels before it runs, and the selected
> ICs look completely different (also the template which should be the same
> template as when it works well). The "components" it selects also are not
> in the data.
>
> https://www.dropbox.com/s/0kp0cd2exsk6apq/CORRMAP_didnt_work_well.png
>
> Am I doing something wrong?
>
> Thanks!
>
>
> --
> Berry van den Berg
> berryv.dberg at gmail.com
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-- 
Makoto Miyakoshi
JSPS Postdoctral Fellow for Research Abroad
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
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