Provided by: cmtk_2.1.0-1_amd64 bug


       groupwise_init - Affine initialization for groupwise registration


       groupwise_init [options] image0 [image1 ...]


       Compute  initial  affine  alignment  for  a group of input images, which can be used as an
       input for groupwise registration


   Global Toolkit Options (these are shared by all CMTK tools)
            Write list of basic command line options to standard output.

            Write complete list of basic and advanced command line options to standard output.

            Write list of command line options to standard output in MediaWiki markup.

            Write man page source in 'nroff' markup to standard output.

            Write toolkit version to standard output.

            Write the current command line to standard output.

       --verbose-level <integer>
            Set verbosity level.

       --verbose, -v
            Increment verbosity level by 1 (deprecated; supported for backward compatibility).

       --threads <integer>
            Set maximum number of parallel threads (for POSIX threads and OpenMP).

   Main Options
       --template <string>, -t <string>
            Input filename for pre-defined template image.  [Default: NONE]

       --output-root <string>, -O <string>
            Root directory for all output files.  [Default: NONE]

       --output <string>, -o <string>
            Output filename for groupwise registration archive.  [Default: groupwise.xforms ]

       --output-average <string>
            Output filename for registered average image.  [Default: average.nii ]

            Use cubic interpolation for average image (default: linear)

            Do not write average image.

            Initially align centers of mass [default: centers of Bounding Boxes]

            Initialize scale factors using first-order moments [default: off]


       Torsten Rohlfing, Michael P. Hasak, Greg Jefferis, Calvin R. Maurer, Daniel B. Russakoff



       Report bugs at


       From April 2009 through September 2011, CMTK Development and Maintenance was supported  by
       the  National  Institute  of  Biomedical  Imaging  and  Bioengineering  under Grant No.R01
       EB008381 (PI: Torsten Rohlfing).