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Hey Sergiu, This program was recommended by the Philips list, it extracts the bvecs from the Phillips par/rec files: CATNAP http://iacl.ece.jhu.edu/~bennett/catnap/catnap.shtml Suzanna On 2 Mar 2008, at 15:31, S. Groppa wrote: > Dear list, > > http://godzilla.kennedykrieger.org/~jfarrell/software_web.htm > > here some useful information on DTI, par rec format and bvecs. > > hope it helps > > greetings > > Sergiu > > am Donnerstag, 28. Februar 2008 um 19:22 schrieben Sie: > >> Hi Sergiu, > >> Are you using a Philips scanner for the par/rec files? If so you can >> get the bvecs from the scanner. I don't know if they're encoded in >> the par/rec files. You b values will relate to your images, so if >> you had 32 directions at b=10000 and 2 b=0 images, this forms your >> bvals file (obviously the order needs to match the bvecs). Also, as >> a reminder, don't forget to normalise your bvecs, it tells you how to >> do this in the FAQs on the FSL website. > >> Suzanna > > >> On 28 Feb 2008, at 18:13, S. Groppa wrote: > >>> Dear list, >>> >>> I apologize for this in a way repeated question but I did't find in >>> the list a complete answer for it. >>> >>> I've just got some *.par *.rec 's data - and tried to convert it to >>> fsl_nifti >>> which functioned quite good (through dcm2nii) - but >>> >>> without getting the bvals and bvec?? >>> >>> with the error message par 4.1 not yet fully supported. >>> >>> I tried r2agui with no success. >>> Any other ideas of becoming the bvals and bvecs? >>> >>> thanks a lot and sorry for this never ending story. >>> >>> best wishes >>> >>> Sergiu > > > > -- > Mit freundlichen Grüßen > S. Groppa > mailto:[log in to unmask]