2 papers
math.OC2025
A primal-dual splitting algorithm with convex combination and larger step sizes for composite monotone inclusion problems
Xiaokai Chang, Junfeng Yang, Jianchao Bai +1
The primal-dual splitting algorithm (PDSA) by Chambolle and Pock is efficient for solving structured convex optimization problems. It adopts an extrapolation step and achieves conv…
math.OC2024
AdaBB: Adaptive Barzilai-Borwein Method for Convex Optimization
Danqing Zhou, Shiqian Ma, Junfeng Yang
In this paper, we propose AdaBB, an adaptive gradient method based on the Barzilai-Borwein stepsize. The algorithm is line-search-free and parameter-free, and essentially provides…