A gray level indicator-based nonlinear diffusion equation for the removal of random-valued impulse noise.
Kehan ShiPublished in: Multim. Tools Appl. (2022)
Keyphrases
- gray level
- diffusion equation
- anisotropic diffusion
- scale space
- diffusion process
- partial differential equations
- noise removal
- image enhancement
- gray scale
- boundary conditions
- image segmentation
- texture analysis
- input image
- filtering method
- co occurrence
- edge detector
- contrast enhancement
- texture features
- image processing
- impulse noise
- gaussian noise
- pixel values
- edge detection
- pattern recognition
- noise level
- image features
- edge map
- denoising
- optical flow
- image denoising
- video sequences
- multiscale
- binary images
- level set