Lisa, your T1 and T2 should be in the same space - you can use FLIRT to register your images. cheers christian On 11 Oct 2005, at 08:16, Lisa Botes wrote: > To whom it may concern, > > is it possible to do a multi-channel segmentation > (with a T1 and a T2-image) if they vary in size? > T1=128x224x256 > T2=160x192x192 > > Best regards, > Lisa Botes > Hospital Physics, > Huddinge University hospital > > -- 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 222551 Fax: +44(0)1865 222717