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math.OC2026
Plug-and-Play blind super-resolution of real MRI images for improved multiple sclerosis diagnosis
Matteo Cannas, Alice Mariottini, Luca Massacesi +3
Magnetic resonance imaging (MRI) is central to the diagnosis of multiple sclerosis, where the identification of biomarkers such as the central vein sign benefits from high-resoluti…
math.OC2026
Block-coordinate Plug-And-Play Methods with Armijo-like line-search for Image Restoration
Federica Porta, Simone Rebegoldi, Andrea Sebastiani
In this paper, we develop a class of block-coordinate forward-backward methods for solving non-convex and non-separable composite optimization problems, and specialize them to imag…