Hi Anda,
On Wed, 9 Jul 2003, Anda van Stegeren wrote:
> Dear Stephen,
> I have to redo the coregistration process for quite a lot of subjects.
> With the GUI I standardized it with 3 DOF.
> I want to rerun the coregistration with 6 DOF.
>
> 2 questions:
> a) is there a short/fast way to redo this by means of a SCRIPT or
> something, in order to avoid to use the GUI and having to let the machines
> reread the whole model ? (meaning: to save time of course, ha)
sure - you could find the relevant flirt and convert_xfm calls from
report.log and script that, but it is probably easier to use the GUI by
changing the topright option to "Registration only" which lets you redo
registration in existing FEAT directories.
> b) is it correct to have the registration done with 3 DOF for part of the
> group, if this turns out to give good images in place, and for others to
> have it done with 6 or more DOF ? if we want to run the group analysis, can
> you do this or do you need to use the same DOF;s for all of them.
sure - this should be fine to mix and match.
Thanks, Steve.
Stephen M. Smith MA DPhil CEng MIEE
Associate Director, FMRIB and Analysis Research Coordinator
Oxford University Centre for Functional MRI of the Brain
John Radcliffe Hospital, Headington, Oxford OX3 9DU, UK
+44 (0) 1865 222726 (fax 222717)
[log in to unmask] http://www.fmrib.ox.ac.uk/~steve
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