Definition
Technology that converts different types of documents such as scanned papers or images into editable and searchable data.
Detailed Explanation
OCR systems process image-based text through multiple stages preprocessing binarization deskewing segmentation separating text regions character recognition using pattern matching or machine learning and post-processing spell checking formatting. Modern OCR systems often employ deep learning models for improved accuracy.
Use Cases
1. Document digitization 2. License plate recognition 3. Mail sorting systems 4. Bank check processing