Marginal noise removal of document images.
Kuo-Chin FanYuan-Kai WangTsann-Ran LayPublished in: Pattern Recognit. (2002)
Keyphrases
- noise removal
- document images
- scanned documents
- denoising
- anisotropic diffusion
- image enhancement
- fourth order
- noise reduction
- document image analysis
- scanned images
- edge detection
- document analysis
- gaussian noise
- document image understanding
- document processing
- edge preservation
- optical character recognition
- scanned document images
- salt and pepper noise
- multiresolution
- historical documents
- diffusion filtering
- impulse noise
- printed documents
- image processing
- digital camera
- high order
- word spotting
- image analysis
- multiscale