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rafram
on Nov 22, 2022
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Frog: OCR Tool for Linux
I’m not aware of any separate OCR in OpenCV. Some builds include an interface to Tesseract, which might be what you’re thinking of. Tesseract certainly benefits from preprocessing (conversion to grayscale, posterization) with OpenCV.
Icko
on Nov 24, 2022
[–]
There was "EAST OCR" detector, which is basically someone put a deep learning model in openCV somehow.
https://www.folio3.ai/blog/text-detection-by-using-opencv-an...
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