Hi,
Yes you can do that or, more simply you can use the -k option in
fslstats.
Cheers.
On 30 Apr 2008, at 12:01, <ERIK> <O'Hanlon> <[log in to unmask]> wrote:
> Hello FSl-users,
>
> I was wondering if anyone can tell me how to get a absolute volume
> measurement for grey matter volume inside a spherical ROI. So far
> I've used
> SIENAX to get a grey matter PVE volume for the whole brain. I then
> made a
> mask in standard space (5mm shpere ) and warped it back to the
> native space
> of the PVE image. Is there a command to apply this mask to the PVE
> file
> and get an absloute volume measure insde this ROI. Do I multiply the
> PVE
> image by the mask using the fslmaths command and then use fslstats -
> m -v and
> multiply these to get the volume. Any advice would be greatly
> appreciated.
>
> Thanks
>
> Erik
>
---------------------------------------------------------------------------
Stephen M. Smith, Professor of Biomedical Engineering
Associate Director, Oxford University FMRIB Centre
FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK
+44 (0) 1865 222726 (fax 222717)
[log in to unmask] http://www.fmrib.ox.ac.uk/~steve
---------------------------------------------------------------------------
|