2 papers
cs.CV2025
HPPP: Halpern-type Preconditioned Proximal Point Algorithms and Applications to Image Restoration
Shuchang Zhang, Hui Zhang, Hongxia Wang
Recently, the degenerate preconditioned proximal point (PPP) method provides a unified and flexible framework for designing and analyzing operator-splitting algorithms such as Doug…
math.OC2025
Stochastic momentum ADMM for nonconvex and nonsmooth optimization with application to PnP algorithm
Kangkang Deng, Shuchang Zhang, Boyu Wang +3
This paper proposes SMADMM, a single-loop Stochastic Momentum Alternating Direction Method of Multipliers for solving a class of nonconvex and nonsmooth composite optimization prob…