Anisotropic diffusion with fuzzy-based source for binarization of degraded document images.
Zhongjie DuChuanjiang HePublished in: Appl. Math. Comput. (2023)
Keyphrases
- document images
- anisotropic diffusion
- impulse noise removal
- ocr systems
- edge detection
- noise removal
- partial differential equations
- edge preserving
- diffusion process
- document image analysis
- bilateral filtering
- nonlinear diffusion
- document analysis
- image binarization
- document processing
- diffusion tensor
- optical character recognition
- diffusion equation
- diffusion coefficient
- page layout
- scanned documents
- edge preservation
- structure tensor
- printed documents
- half quadratic
- level set
- binarization method
- document image retrieval
- image processing