[Eeglablist] in reference to" A non-EEGLAB question: What to do with small eigenvalues when performing data whitening in EEG artifact removal."

[Makoto Miyakoshi]

Dear Vadlamani,

> How do we choose which channel to discard ?

It can be ANY channel. This may sound strange if you have never thought of
this problem before, but it would proven to be correct. A fun part of this
problem.

Makoto



On Tue, Nov 8, 2016 at 8:08 PM, Vadlamani Samhitha <
vadlamani.samhitha at gmail.com> wrote:

> Hi Sir , so after referencing the channels to average , the EEG data's
> rank is reduced by 1. In order to make it full rank, Makoto's pipeline
> suggests to discard a channel before running ICA . How do we choose which
> channel to discard ? Also is it going to be the same case with CSP ? Do we
> discard a channel from each of the datasets corresponding to classes and
> also the original data and then run CSP ? Thank you.
>
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-- 
Makoto Miyakoshi
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
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