[Eeglablist] Compare cohernece in maximum possible pairs in the form of topographic maps

Makoto Miyakoshi mmiyakoshi at ucsd.edu
Fri Apr 17 11:04:47 PDT 2015

Dear Lal,

It's dangerous to compute coherence on channel measures because of volume
conduction. Use ICA to avoid the problem. For the connectivity analysis,
here is an alternative scheme for you.


On Wed, Apr 15, 2015 at 1:37 AM, Lall Hussain <lall_hussain2008 at live.com>

> Hi!
> I 've computed Wavelt coherence on EEG data (64/128 Channel system) and
> also computed pairwise coherence in few pairs.
> As the number of channels are more and it is hard to compute coherence for
> all maximum possible pairs combinations by considering sagittal, lateral,
> hemispheric, local or global factors etc.
> Is there any tool available so that I may use it to compare cohernece in
> maximum possible pairs in the form of topographic maps?
> Regards,
> Lal Hussain
> PhD Scholar
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Makoto Miyakoshi
Swartz Center for Computational Neuroscience
Institute for Neural Computation, University of California San Diego
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