Strong convergence analysis of spectral fractional diffusion equation driven by Gaussian noise with Hurst parameter less than 12.
Xing LiuYumeng YangPublished in: Commun. Nonlinear Sci. Numer. Simul. (2024)
Keyphrases
- gaussian noise
- convergence analysis
- diffusion equation
- noise removal
- piecewise smooth
- denoising
- noisy images
- image restoration
- global convergence
- impulse noise
- signal to noise ratio
- anisotropic diffusion
- noise level
- filtering method
- optimality conditions
- scale space
- image denoising
- diffusion process
- partial differential equations
- convergence rate
- image enhancement
- regularization parameter
- computer vision
- approximation methods
- multiscale
- boundary conditions
- similarity measure
- image analysis
- evolutionary algorithm
- markov random field
- noise reduction
- sparse representation
- natural images