2 papers
math.OC2024
A Communication-Efficient Stochastic Gradient Descent Algorithm for Distributed Nonconvex Optimization
Antai Xie, Xinlei Yi, Xiaofan Wang +2
This paper studies distributed nonconvex optimization problems with stochastic gradients for a multi-agent system, in which each agent aims to minimize the sum of all agents' cost…
physics.acc-ph2024
Attosecond two-color x-ray free-electron lasers with dual chirp-taper configuration and bunching inheritance
Hao Sun, Xiaofan Wang, Weiqing Zhang
Attosecond x-ray pulses play a crucial role in the study of ultrafast phenomena occurring within inner and valence electrons. To achieve attosecond time-resolution studies and gain…