In the case of longitudinal data, you can improve the robustness by
betting the co-registered and cross-day averaged data, assuming there is
no significant change in the skull structure.
I found it helped a lot for out data (this is with the -R option already
turned on).
Regards
Gordon
On 08/31/2010 09:20 AM, johannes heereman wrote:
>
> so you are using the -c option currently?
> the -R option IS pretty much = "find centre of gravity for each
> particular brain" when running the BET script.
>
> however, you will always have to visually check your results as even
> with the -R option bet will exclude parts of the brain in some subjects
> and include major parts of the skull in others.
> I think that unfortunately there really is no feasible way of
> automatizing bet....
>
>
> > Date: Tue, 31 Aug 2010 09:46:01 -0400
> > From: [log in to unmask]
> > Subject: [FSL] authomatic BET
> > To: [log in to unmask]
> >
> > Hi Mark,
> >
> > thanks a lot for your reply. I need to clarify one more thing:
> >
> > when doing the BET manually, I always put the coordinates for centre
> > of initial brain surface sphere
> > that I set up for that particular individual in fslview. Do you think
> > adding something like Do you happen to have
> > some experience with that?
> >
> > Thanks a lot,
> >
> > Klara
|