factually
Index/Topics/OCR and NER Challenges in Government Archives

OCR and NER Challenges in Government Archives

The challenges of using Optical Character Recognition (OCR) and Named Entity Recognition (NER) in government archives, including the impact of scan quality, language, and layout on OCR performance and NER accuracy.

Fact-Checks

1 result
Feb 2, 2026

How do OCR accuracy and named‑entity recognition tools compare when processing scanned government PDF archives?

present a two‑stage challenge: first, OCR must convert images into text with low error rates; second, NER systems must identify people, places and organizations from that imperfect text—each stage has...