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Hi Rutger - I just tested this using the latest versions of FEAT and fslview and it all looks fine - I suspect that you don't have the very latest versions? In case you missed any patch announcements; the latest patch is: http://www.fmrib.ox.ac.uk/fsldownloads/patches/3.2/ Cheers, Steve. On Mon, 6 Dec 2004, Goekoop, R. wrote: > Dear List, > > I'm trying to sample between-subject signal variability at a particular > coordinate (peak voxel) using featquery; The Cluster list shows a Z-score of > 3.57 for a peak voxel at (32 -42 62) (MNI space). However, fslview reports a > Z-score of 3.26 at this coordinate (Tallairach space?). Moving the crosshair > 2 mm in the Y-direction (32 -44 62) again yields a Z-score of 3.57, which I > think corresponds to my true peakvoxel of interest. Since I want to be > really sure that I'm sampling signal variability at this peak voxel (with Z > = 3.57), which coordinate should I enter in featquery; the one reported in > the Clusterlist, or the one I found using fslview? > > Thanks a lot, > > Rutger. > > Drs. R. Goekoop, MD. > Department of Neurology > Vrije Universiteit Medical Centre > De Boelelaan 1117, P.O. Box 7057 > 1007 MB Amsterdam, the Netherlands > Phone: 0031-20-4440316 > E-mail: <mailto:[log in to unmask]> > 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