Optical Character Recognition (OCR)

OCR is an application of Computer Vision involving recognizing and extracting text from images. Examples include document scanning, license plate recognition, and mail sorting.

Tldr

AI technology used for extraction of text from images.


Process:

  1. Pre-processing
  2. Segmentation
  3. Feature Extraction
  4. Recognition
  5. Post-processing

Applications:

  1. Document scanning and digitization
  2. Business automation
  3. Accessibility
  4. Searchable PDFs
  5. Surveillance
  6. Handwritten text recognition
  7. Text extraction from real-world scenes