An improved noise removal model based on nonlinear fourth-order partial differential equations.
Dehua WangJinghuai GaoPublished in: Int. J. Comput. Math. (2016)
Keyphrases
- fourth order
- partial differential equations
- noise removal
- diffusion equation
- anisotropic diffusion
- nonlinear diffusion
- denoising
- high order
- image enhancement
- image denoising
- noise reduction
- level set
- numerical algorithms
- numerical solution
- edge detection
- image processing
- multiscale
- scale spaces
- gaussian noise
- mathematical morphology
- noise suppression
- edge preservation
- impulse noise
- edge preserving
- piecewise smooth
- morphological filters
- image interpolation
- gray scale
- image features
- image analysis
- feature vectors