Dear Haoran,
See http://www.jiscmail.ac.uk/cgi-bin/wa.exe?A2=SPM;3f060e10.1106
We've discussed it since and it's indeed the right answer that it's
better to do statistics on logs of the connections i.e. on what is
stored in DCM.Ep.B.
Best,
Vladimir
2011/7/14 飞鸟 <[log in to unmask]>:
> Dear SPM's users,
> I'm doing my research using Dynamic causal modeling (DCM, for ERP). As the
> value of DCM.Ep.B isn't equals to the value presented in GUI (coupling B).
> Now I'm not clear that whether to select DCM.Ep.B or the value presented in
> the GUI (coupling B) to do group analysis. Or both of these are ok?
> Any of your help will be appreciated!
>
> --
> Haoran LI (MS)
> Brain Imaging Lab,
> Research Center for Learning Science,
> Southeast University
> 2 Si Pai Lou , Nanjing, 210096, P.R.China
>
>
>
>
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