Keyphrases
- partial differential equations
- image denoising
- convergence rate
- multiplicative noise
- difference equations
- wavelet coefficients
- diffusion equation
- finite difference
- numerical solution
- denoising
- anisotropic diffusion
- nonlinear partial differential equations
- denoising methods
- total variation
- noisy images
- image processing
- level set
- differential equations
- denoising algorithm
- image enhancement
- natural images
- multiscale
- high order
- additive noise
- synthetic aperture radar
- gaussian kernel
- energy functional
- primal dual
- wavelet domain
- noise reduction
- wavelet transform
- sar images
- pattern recognition
- subband
- imaging systems
- computer vision
- expectation maximization