Open access
Jul 2026
Learned spherical ADMM for Rician MRI denoising
This paper proposes a novel learned spherical alternating direction method of multipliers (LSADMMs) for effective Rician noise removal under spherical constraints, and incorporates a noise-level estimation prefix that provides adaptive guidance across noise levels.
Jun Shi, Zhifang Liu, Chunlin Wu et al.
· Inverse Problems · 0 citations