set x = `cat bvecs | awk '{if (NR==1) print}'`
set y = `cat bvecs | awk '{if (NR==2) print}'`
set z = `cat bvecs | awk '{if (NR==3) print}'`@ k = 1 while ( $k <= `head -1 bvecs|wc -w` ) echo $x[$k] $y[$k] $z[$k] @ k = $k + 1 end I'd make sure though dcm2nii doesn't L-R flip the gradient vectors, I think there was a thread recently that suggested it might. On Wed, 7 Aug 2013, Salil Soman wrote: > Hi, > I have dicoms that I turn to nifti using dcm2nii (with the default settings > plus anonymization option turned on [-a > y]). The bvec files it generates by default are 3 rows by n columns (where n > is b0 number + directions). I am under > the impression tracula requires this to be converted to a n row by 3 column > file. 1) is this correct, 2) is there a > preferred way to perform this transformation on linux systems? > > Thanks you, > > -Sal > > _______________________________________________ Freesurfer mailing list [email protected] https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer The information in this e-mail is intended only for the person to whom it is addressed. If you believe this e-mail was sent to you in error and the e-mail contains patient information, please contact the Partners Compliance HelpLine at http://www.partners.org/complianceline . If the e-mail was sent to you in error but does not contain patient information, please contact the sender and properly dispose of the e-mail.
