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Hi, Mark In pixel shift map, What does index indicate ? Is it the degree of pixel shift (pixels)? It's an simple question, but I confused. Thanks a lot, Dongha Mark Jenkinson 쓴 글: > Hi, > > It is a pixel shift map, so is in units of voxels (pixels). > > All the best, > Mark > > On 11 Nov 2009, at 01:42, Lee Dongha wrote: > >> Dear everyone, >> >> I'd like to fugue function for unwarping EPI. >> But, I don't understand --saveshift option. >> What does it mean? What does it's units ? Is it mm? >> >> ex ) fugue -p <unwrapped phase map> -d <dwell-to-asym-ratio> >> --saveshift=<shiftmap> [options] >> >> Thanks a lot, >> >> dongha >> >