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Optical Character Recognition

OCR is the AI technique used to understand the characters in a photograph. It also helps a pdf reader understand the words on a scanned image. Post offices use it to sort letters and packages.

Today’s OCR systems can understand bad handwriting that even humans find hard to decode. Remember your doctor’s prescriptions – an AI application might be better than the pharmacist in finding the right medicine for you! But it will not know if they made a mistake…

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AI for Teachers: an Open Textbook Copyright © 2024 by Colin de la Higuera and Jotsna Iyer is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.

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