llsqe3 - tpcclib 0.7.9 © 2022 by Turku PET Centre
Linear fitting of sum of three exponentials function
f(x) = p1*exp(p2*x) + p3*exp(p4*x) + p5*exp(p6*x) + p7*exp(p8*x)
, where p8=0, to time-activity curves.
Usage: llsqe3 [options] TAC results
Options:
-svg=<Filename>
Fitted and measured TACs are plotted in specified SVG file.
-fit=<Filename>
Fitted regional TTACs are written in specified file.
-lp=<Filename>
Parameters of initial linear model are saved in specified file.
-h, --help
Display usage information on standard output and exit.
-v, --version
Display version and compile information on standard output and exit.
-d[n], --debug[=n], --verbose[=n]
Set the level (n) of debugging messages and listings.
-q, --quiet
Suppress displaying normal results on standard output.
-s, --silent
Suppress displaying anything except errors.
See also: fit_exp, fit_dexp
Keywords: TAC, modelling, compartmental model, LLSQ