This is produced by the MNI tools, so you might look at their website. Basically, I think it's pretty simple, with the last 3 lines being the 3x4 matrix that converts RAS in the subject's space to RAS in talairach space (actually, MNI305 space).

doug

Tracy Wang wrote:

Hi all, I was wondering if anyone knows what the format of the matrix in the talairach.xfm file is or if there is any documentation available describing the matrix format.

Thanks! Tracy Wang

Tracy Wang Research Assistant Cognitive Neuroscience Laboratory

Washington University Department of Psychology, Campus Box 1125 One Brookings Drive St. Louis MO 63130-4899 314-935-5019 twang@artsci.wustl.edu

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