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This helps a lot Paul!!! Thanks so much! On Thu, Nov 8, 2012 at 2:18 PM, Paul Robinson <[log in to unmask]> wrote: > Hi, Krista. > > I'm not sure I know what you mean by "height" here, but the distance > between two points is easy to calculate. If you can identify the voxels > you're interested in in fslview, it will report their positions in a > millimeter space. So, distance is just: > > d = sqrt( (x2 - x1)^2 + (y2-y1)^2 + (z2 - z1)^2 ) > > Math to the rescue! > > hth, > Paul > > > > On Thu, Nov 8, 2012 at 2:02 PM, krista kelly <[log in to unmask]>wrote: > >> Hi all, >> >> Just wanted to resend this as I have not yet gotten an answer. If anyone >> can help, I'd greatly appreciate it!!! >> >> >> I am looking to see if there is a way in FSL to manually calculate the >> height of the LGN from proton density scans. I would try to use OSIRIX to >> do this, but the image I have is a .nii that was created from a series of >> 40 proton density scans that were averaged together and OSIRIX only takes >> the raw dicom files. Does anyone know how to calculate height in FSL, >> preferably by drawing a line from the apex of the LGN to the base? If not, >> are there any other programs I can use? >> >> Thanks! >> Krista >> > >