[Eeglablist] Bad channel removal
morilarin88 at gmail.com
Tue Mar 24 05:59:19 PDT 2015
Thank you for your reply.
I found an option in EEGLAB to normalized the kurtosis for bad channel
removal. I think this normalisation can reduce the effect of outliers.
Am I right?
On Thursday, 19 March 2015, Makoto Miyakoshi <mmiyakoshi at ucsd.edu> wrote:
> Dear Mori,
> I completely agree with you. Therefore I don't use it at all. Maybe you
> want to use it as a second round (which I don't do anyways) after good
> first cleaning.
> On Tue, Mar 17, 2015 at 7:30 AM, mori larin <morilarin88 at gmail.com
>> Dear all,
>> I have a question about bad channel removal in EEGLAB using kurtosis
>> greater than 5.
>> The threshold (5) is highly arbitrary. Also, kurtosis is sensitive to
>> outliers and few bad values can easily allow this threshold to be crossed.
>> So why the kurtosis has been used with specific threshold?
>> Many thanks,
>> Eeglablist page: http://sccn.ucsd.edu/eeglab/eeglabmail.html
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> Makoto Miyakoshi
> Swartz Center for Computational Neuroscience
> Institute for Neural Computation, University of California San Diego
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