[Eeglablist] del2map outputs inverse?

[Jeff Eriksen]

Yes, this is how the Laplacian works.

-Jeff Eriksen

OHSU BME Dept

 

From: eeglablist-bounces at sccn.ucsd.edu
[mailto:eeglablist-bounces at sccn.ucsd.edu] On Behalf Of Joseph Orr
Sent: Thursday, February 14, 2008 3:51 PM
To: eeglablist at sccn.ucsd.edu
Subject: [Eeglablist] del2map outputs inverse?

 

I'm using del2map to calculate Laplacians and my monopolar data looks like
its reversed (i.e my negative components now have positive peaks).  Is this
normal?

Thanks

-- 
Joseph Orr
Graduate Student
Department of Psychology
Cognition & Perception Area
University of Michigan
oricon at umich.edu 

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