The .mat file of the new segmentation is not backwards compatible. Deformation fields generated using the new segment are much moree detailed than those of the older algorithm, and don't easily lend themselves to being parameterised by cosine transform basis functions. Best regards, -John On 20 September 2010 18:03, Pablo Ripolles <[log in to unmask]> wrote: > Hi to everyone, > I have been using the "New Segment" toolbox in SPM8 lately and I would really like to know if the .mat file obatined at the end of this procedure is somehow compatible with the unified normalisation scheme. I would really apreciate some help with this matter. Thanks in advance > > Best regards, > > Pablo Ripolles >