Adaptive, quadratic preprocessing of document images for binarization.
Shan MoV. John MathewsPublished in: IEEE Trans. Image Process. (1998)
Keyphrases
- document images
- preprocessing
- document image analysis
- image binarization
- document analysis
- optical character recognition
- document image understanding
- historical documents
- preprocessing step
- language identification
- post processing
- word level
- scanned documents
- page layout
- printed documents
- hough transform
- page segmentation
- feature extraction