pxcontrates(1) on Linux
The text 6275ca440cd1, as Debian 10 (Buster) shipped it.
Continuous character rate estimation with Brownian and OU.
Flags it lists
-
--analysis -
--charf -
--help -
--outf -
--treef -
--version -
-V -
-a -
-c -
-h -
-o -
-t