Hi - in general noise outside the brain doesn't affect the analysis. By
default FEAT will run betpremask ("BET" in the GUI) which will probably
remove this anyway.
Cheers.
On Wed, 21 Jan 2004, Wei Qiu wrote:
> Hi all,
>
> I have a functional data set which is the T2* map. There are lots noise
> outside of the brain yet I would like to use this inside brain data. Is
> any quick way I can mask the brain? Thank you in advance!
>
> Lucy
>
Stephen M. Smith DPhil
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
