Sorry, I have solved the problem as to files were present with the same name! however now, I obtain the following message with empty images? thank you; best chris Selon Stephen Smith <[log in to unmask]>: > Hi - type > slices_summary > to get the help usage. > Steve. > > On 23 Jun 2013, at 12:52, christophe Habas <[log in to unmask]> > wrote: > > > Dear Eperts, > > > > What is the exact command for the step: > > > > slices_summary <group_maps> 12 /usr/local/fsl/data/standard/MNI152_T1_2mm > <group_maps>.sum > > > > and what does represent the number (here 12)? > > > > Many thanks, > > Best, > > Chris > > > > > --------------------------------------------------------------------------- > 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) 2176 > [log in to unmask] http://www.fmrib.ox.ac.uk/~steve > --------------------------------------------------------------------------- > > Stop the cultural destruction of Tibet > > > > >