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grep -l @tesseract.js /news/*.json | wc -l → 3

tesseract.js

mentions 3 type Organization feed RSS

// recent coverage 3 mentions

08:04

2026-10-10

dev.to

computer-vision

I tried 13 OCR preprocessing tricks on screenshots. None helped

A developer benchmarked 13 common OCR preprocessing tricks against 10 screenshots with a known answer key, finding that none improved character error rate over the untouched original on clean images a…

08:03

2026-10-10

dev.to

computer-vision

Measure ink and lighting before you binarize an image for OCR

A developer measured how fixed-threshold binarization silently destroys OCR accuracy, finding that a 128 cutoff erased an 11 px #999-on-#f5f5f5 footer entirely (0 characters from ImgIng's Professional…

08:01

2026-10-10

dev.to

computer-vision

Split your OCR error rate in two before you touch preprocessing

A developer benchmarked 14 OCR preprocessing variants on Chinese text crops using ImgIng's Professional, Fast and Ultimate tiers on an Apple M4 with WebGPU, plus tesseract.js 5 as a control, and found…

// co-occurs with top 6 entities

ImgIng 3 Chromium 3 Apple M4 2 OpenCV 1 PP-OCRv6 1 WebGPU 1

// topics top 4 topics

computer vision 3 ai tools 3 machine learning 2 natural language processing 1