PDF document restoration and optimization during image enhancement.
Hui ChaoCarl StaelinSagi ScheinMarie VansJohn W. LumleyPublished in: ACM Symposium on Document Engineering (2008)
Keyphrases
- image enhancement
- image processing
- noise removal
- digital image processing
- image analysis
- image processing and analysis
- contrast enhancement
- edge detection
- histogram equalization
- pdf files
- color image enhancement
- gamma correction
- image contrast enhancement
- median filter
- image restoration
- numerical analysis
- probability density function
- partial differential equations
- homomorphic filtering
- transfer function
- enhanced image
- multiscale
- dynamic range compression
- bayesian framework
- computational complexity
- shock filter