Provided by: tesseract-ocr_3.03.02-3_amd64 

NAME
cntraining - character normalization training for Tesseract
SYNOPSIS
cntraining [-D dir] FILE...
DESCRIPTION
cntraining takes a list of .tr files, from which it generates the normproto data file (the character
normalization sensitivity prototypes).
OPTIONS
-D dir
Directory to write output files to.
SEE ALSO
tesseract(1), shapeclustering(1), mftraining(1)
http://code.google.com/p/tesseract-ocr/wiki/TrainingTesseract3
COPYING
Copyright (c) Hewlett-Packard Company, 1988 Licensed under the Apache License, Version 2.0
AUTHOR
The Tesseract OCR engine was written by Ray Smith and his research groups at Hewlett Packard (1985-1995)
and Google (2006-present).
02/09/2012 CNTRAINING(1)