#diffusion models
Sep 2026
Existence, Uniqueness, and Numerical Experiments for a Caputo Fractional PDE With Variable‐Exponent Diffusion in Image Denoising
A novel nonlinear evolution model that integrates a Caputo time‐fractional derivative with a variable exponent diffusion operator for image decomposition and noise removal and preserves positivity, a key property for image processing applications is proposed.
Anouar Ben-loghfyry, Abderrahim Charkaoui
· Mathematical methods in the... · 0 citations