Three first columns are rotations in radians (around x,y,z axes), then three translations (x,y,z directions). Each row is a time point. SPM instead has the opposite (first three columns are translations). Cheers Enrico -- Enrico Glerean (MSc.) PhD Candidate, Brain & Mind Laboratory http://becs.aalto.fi/bml/ BECS, Aalto University School of Science 00076 AALTO, FINLAND mobile: +358 40 1877599 email: [log in to unmask] www: www.glerean.com On 22 November 2014 at 16:11, Hiroki Kurashige <[log in to unmask]> wrote: > Dear Experts, > > I would like to know the meaning of each column in _mcf.par file resulting > from mcflirt. > Could you tell me the meanings? > I guess that these columns include the information about head motion whose > units are millimeters and radians. > But I'm not sure which is which. > > Thanks in advance, > Hiroki