There is no formal requirement to do that but it would make sense to
use the IMG option when your source locations are based on imaging
source reconstruction results.
2011/11/18 飞鸟 <[log in to unmask]>:
> Dear spm's users,
> When we specify the electromagnetic model, we need to choose a
> spatial forward(IMG, ECD, LFP) model for DCM. I have a question that whether
> this selection should be the same as that in 3D reconstruction>forward step.
> Or in other words, if I did 3D reconstruction in IMG forward model, then I
> should choose IMG spatial forward model for DCM?
> Any help would be greatly appreciated!
> Best regards!
> Haoran LI (MS)
> Brain Imaging Lab,
> Research Center for Learning Science,
> Southeast University
> 2 Si Pai Lou , Nanjing, 210096, P.R.China