filter - Filter a volume image

       CMTK is developed with support from the NIAAA under Grant AA021697, National Consortium  on  Alcohol  and
       Neurodevelopment  in Adolescence (N-CANDA): Data Integration Component. From April 2009 through September
       2011, CMTK development and maintenance was supported by the NIBIB under Grant EB008381.

CMTK 3.3.1p2                                       Feb 26 2025                                         filter(1)

       Torsten  Rohlfing,  with  contributions from Michael P. Hasak, Greg Jefferis, Calvin R. Maurer, Daniel B.
       Russakoff, and Yaroslav Halchenko

       Report bugs at http://nitrc.org/projects/cmtk/

       This tool applies spatial filtering operators, including cnotent-sensitive opersators, based on selective
       Gaussian kernels.

http://www.fsf.org/licensing/licenses/gpl.html

       filter - Filter a volume image

GlobalToolkitOptions(thesearesharedbyallCMTKtools)--help
            Write list of basic command line options to standard output.

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

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

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

       --version
            Write toolkit version to standard output.

       --echo
            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).

   MainOptions--gaussian<float>, -g<float>
            Gaussian filter width (sigma) [Default:disabled]--radius<float>, -r<float>
            Filter radius (truncated outside) [Default:2]--mask<string>, -m<string>
            Binary mask file name [Default:NONE]--studholme, -s
            Use Studholme's consistent filtering

       --bin-width<float>, -b<float>
            Intensity bin width for consistent filtering [Default:10]--rohlfing, -R
            Use Rohlfing's single-image consistent filtering

       --intensity-gaussian<float>, -G<float>
            Intensity gaussian sigma for consistent filtering [Default:0]Image/TransformationDatabase--db<string>
            Path to image/transformation  database  that  should  be  updated  with  the  newly  created  image.
            [Default:NONE]

       filter  [options]  input  output  filter  [options]  [-s,--studholme]  input  output average subject img0
       [img1...]  filter [options] [-R,--rohlfing] input output subject