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Questions - image-preprocessing

Measuring image processing quality for tesseract ocr

I'm testing various Python image pre-processing pipelines for tesseract-ocr. My input data are pdf invoices and receipts of all manner of quality from scanned documents (best) to mobile phone supplied...
test-img

xtian

python

tesseract

image-preprocessing

Votes: 0

Answers: 1

Latest Answer

There is no universal image improvement technique for OCR-ability. Every image defect is (partly) corrected with ad-hoc techniques, and a technique that works in one case can be counter-productive in ...
test-img

user1196549

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