Degraded Document Image Enhancement Using Hybrid Thresholding and Mathematical Morphology.
Nija BabuN. G. PreethiShylaja S. SPublished in: ICVGIP (2008)
Keyphrases
- image enhancement
- mathematical morphology
- edge detection
- image processing
- image analysis
- morphological operations
- partial differential equations
- morphological operators
- multiscale
- edge detector
- noisy images
- noise removal
- enhanced image
- noise reduction
- histogram equalization
- image segmentation
- anisotropic diffusion
- contrast enhancement
- structuring elements
- gray scale
- median filter
- gray level
- spatially variant
- image contrast enhancement
- neural network
- translation invariant
- morphological filters
- region growing
- signal processing
- pattern recognition
- transfer function
- signal to noise ratio
- binary images
- image restoration
- multiresolution
- computer vision
- machine learning