Dear FSL'ers I am interested in people's thoughts about DWI interpolation (in particular upsampling) before DTI or BEDPOST calculation. Intuitively it seems dodgy but does anyone know if there is a published study looking at how interpolation propgates through the equations? cheers Scott -- ======================== Scott Kolbe MS Imaging Group Howard Florey Institute & Centre for Neuroscience University of Melbourne VIC, Australia, 3010. ph: +61 3 8344 1887 email: [log in to unmask] website: http://www.neuroimaging.org.au/index.php?id=383