3 papers
math.OC2025
Enhanced PDHG for Linear Programming with Online Preconditioning
Haihao Lu, Wanyu Zhang
We present an online preconditioning technique for the primal-dual hybrid gradient (PDHG) algorithm for linear programming (LP). The method adaptively updates primal and dual preco…
math.OC2024
Orientation Determination of Cryo-EM Images Using Block Stochastic Riemannian Subgradient Methods
Wanyu Zhang, Ruili Gou, Huikang Liu +2
The determination of molecular orientations is crucial for the three-dimensional reconstruction of Cryo-EM images. Traditionally addressed using the common-line method, this challe…
cs.CV2024
A Robust Anchor-based Method for Multi-Camera Pedestrian Localization
Wanyu Zhang, Jiaqi Zhang, Dongdong Ge +4
This paper addresses the problem of vision-based pedestrian localization, which estimates a pedestrian's location using images and camera parameters. In practice, however, calibrat…