Help with preprocessing!

70 views
Skip to first unread message

Vitalij Jefimov

unread,
Dec 30, 2019, 2:39:35 AM12/30/19
to tesseract-ocr
Hello. How to improve OCR recognition for these images (OpenCV):

d.jpg

b.jpg

c.jpg

a.jpg

OpenCV, bluring, inverting,scaling,binarisation does not help(

Only numbers! Thanks!!!



Ameya Patil

unread,
Jan 2, 2020, 2:29:53 AM1/2/20
to tesseract-ocr
Hello vitalji,
You can configure and use your tesseract with psm 6 ( works best for numbers).
Reply all
Reply to author
Forward
0 new messages