activity
20242026
collaborators

5 papers

math.OC2026

Parallelizable Riemannian Alternating Direction Method of Multipliers for Non-convex Pose Graph Optimization

Xin Chen, Chunfeng Cui, Deren Han +1

Pose graph optimization (PGO) is fundamental to robot perception and navigation systems, serving as the mathematical backbone for solving simultaneous localization and mapping (SLA…

math.OC2025

A Single-loop Proximal Subgradient Algorithm for A Class Structured Fractional Programs

Deren Han, Min Tao, Zihao Xia

In this paper, we investigate a class of nonconvex and nonsmooth fractional programming problems, where the numerator composed of two parts: a convex, nonsmooth function and a diff…

cs.LG2025

An Accelerated Alternating Partial Bregman Algorithm for ReLU-based Matrix Decomposition

Qingsong Wang, Yunfei Qu, Chunfeng Cui +1

Despite the remarkable success of low-rank estimation in data mining, its effectiveness diminishes when applied to data that inherently lacks low-rank structure. To address this li…

cs.CV2024

Fair Primal Dual Splitting Method for Image Inverse Problems

Yunfei Qu, Deren Han

Image inverse problems have numerous applications, including image processing, super-resolution, and computer vision, which are important areas in image science. These application…

cs.LG2024

A Momentum Accelerated Algorithm for ReLU-based Nonlinear Matrix Decomposition

Qingsong Wang, Chunfeng Cui, Deren Han

Recently, there has been a growing interest in the exploration of Nonlinear Matrix Decomposition (NMD) due to its close ties with neural networks. NMD aims to find a low-rank matri…