cntraining − character normalization training for Tesseract
cntraining [−D dir] FILE...
cntraining takes a list of .tr files, from which it generates the normproto data file (the character normalization sensitivity prototypes).
−D dir
Directory to write output files to.
tesseract(1), shapeclustering(1), mftraining(1)
https://github.com/tesseract−ocr/tesseract/wiki/TrainingTesseract
Copyright (c) Hewlett−Packard Company, 1988 Licensed under the Apache License, Version 2.0
The Tesseract OCR engine was written by Ray Smith and his research groups at Hewlett Packard (1985−1995) and Google (2006−present).