ttest [options] imageX0 [imageX1 ...] -- imageY0 [imageY1] ...
ttest [options] --symmetric imageX0 [imageX1 ...]
Pixelwise tests of statistical significance. Also compute
correlations and z-scores
- --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).
- --log, -l
- Use log data for testing
- --abs, -a
- Use absolute data for testing
- --abs-out,
-A
- Generate absolute (unsigned) data
- --invert,
-i
- Invert data, i.e., subtract from 1.0
- --short,
-s
- Convert probabilities to short (and scale by 1000)
- --paired,
-p
- Compute paired t-test [default: groupwise]
- --cross-correlation,
-c
- Compute paired cross-correlation
- --zscores,
-Z
- Compute z-scores of test (y) distribution averages
- --text,
-t
- Text file input and output rather than image files.
- --mask
<string>, -m <string>
- Mask file name [Default: NONE]
- --outfile
<string>, -o <string>
- Output file name [Default: ttest.nii ]
- --tstats-file
<string>
- T-statistics output file name (for correlation: p-value output file)
[Default: NONE]
Torsten Rohlfing, with contributions from Michael P. Hasak, Greg
Jefferis, Calvin R. Maurer, Daniel B. Russakoff, and Yaroslav Halchenko
http://www.fsf.org/licensing/licenses/gpl.html
Report bugs at http://nitrc.org/projects/cmtk/
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.