Optical character recognition (OCR)
concept · 1974 · Digital age
Turning an image of text into characters (Kurzweil).
Principles and materials it uses
- Image sensor — uses. Scanning.
- Artificial neural network — uses. Modern recognition.
Where it is used
- CAPTCHA — is used in. Distorted text that is hard for OCR.
What it is a kind of
- Algorithm — is a kind of. OCR is an algorithm that turns a picture of letters into text.