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Hi there also is avwroi which can extract subsets of volumes all at once (and if you only need to remove a few volumes at the start, just set the 'skip' number in the FEAT GUI. cheers christian On 13 Apr 2004, at 16:57, Jennifer Bramen wrote: > Hi Stephen, > > You can use AVWUTILS. First, use one to break the volumes apart using > the avwsplit command, then use avwmerge to concatenate the volumes you > want to keep. See the fsl website for more details: > > http://www.fmrib.ox.ac.uk/fsl/avwutils/index.html > > > Hope that helps! > > Best > > Jen Bramen > > > On Apr 12, 2004, at 9:44 PM, Stephen Wilson wrote: > >> Hello everyone, >> >> Is there a simple way of excluding some volumes from the analysis in >> FEAT? >> A solution that I'm currently using is to remove the relevant lines >> from >> the design.mat file and the relevant volumes from the >> filtered_func_data >> file at the appropriate point, but this means you can't use the GUI. >> Am I >> missing an easier way to do it? If not, is this a feature that the >> authors >> would consider adding in the future? ... it would be very useful. >> >> thanks a lot, >> >> Stephen >> >> -- Christian F. Beckmann Oxford University Centre for Functional Magnetic Resonance Imaging of the Brain, John Radcliffe Hospital, Headington, Oxford OX3 9DU, UK Email: [log in to unmask] - http://www.fmrib.ox.ac.uk/~beckmann/ Phone: +44(0)1865 222782 Fax: +44(0)1865 222717