Averaging before preprocessing works, but you can also just do it within FDT itself. Just
concatenate the acquisitions into one 4D file and then expand your list of bvecs and bvals to
match.
John Colby
MD/PhD student
Developmental Cognitive Neuroimaging Lab
David Geffen School of Medicine at UCLA
On Fri, 31 Oct 2008 15:07:10 +0000, Departament de Psiquiatria i Psicobiologia Clinica UB
Mundet <[log in to unmask]> wrote:
>Hi, we would like to know how to average two or more DTI adquisitions in FSL
>software. Can you create an average image before preprocessing? Or you can
>only average the values you calculate from a ROI in a FA map (for example) of
>every adquisition from every subject after preprocessing?
>
>Thank you.
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