Volume weighted average TAC calculator. dftavg calculate a volume weighted average TAC of specified regions in a DFT file.
DFT is a multipurpose data file format for regional tissue time-activity curves, blood or plasma TACs and fractions of authentic tracer and its metabolites in plasma.

Usage: dftavg [options] <Datafile> [VOI names or numbers]

Options:
-rm
Remove the original TACs after averaging
-h[emisphere]
Average of hemispheres (dx and sin as the 2nd name field)
--help
Print this message and exit
--version or --build
Print software build information and exit
--silent
Program works silently, printing only error and warning messages
--verbose
Program prints more information about what it is doing

The license of this software is Freeware, you can free download and free use this calculator software.