Hi Saad, Thanks for your email. I was definitely only going to be using the fdt gui because my linux skills are horrible. I attached the log file of the error message I get from the probtrack/fdt gui...any ideas? Thanks, emily Saad Jbabdi wrote: > Hi, > you can draw your seed masks using fslview. > same for target masks, although these should be listed in a text file > that you provide as an input for probtrack (if you're not using the > fdt gui) > > saad > > > On 19 Jul 2007, at 20:33, Emily Rubin Ferreira wrote: > >> Hi, >> >> I have run bedpost on my data, and have been able to perform single-voxel >> simple tractography. >> >> What steps do I need to take to create a binary seed mask of many >> voxels to >> run tractography in seed mask mode (in diffusion space for example)? >> >> Also are the same steps taken for creating target masks for connectivity >> based seed classification? >> >> Thanks, >> emily > > > --------------------------------------------------------------------------- > Saad Jbabdi, > Postdoctoral Research Assistant, > Oxford University FMRIB Centre > > FMRIB, JR Hospital, Headington, Oxford OX3 9DU, UK > +44 (0) 1865 222545 (fax 222717) > [log in to unmask] <mailto:[log in to unmask]> > http://www.fmrib.ox.ac.uk/~saad <http://www.fmrib.ox.ac.uk/%7Esaad> > --------------------------------------------------------------------------- > > > >