Lijie Xu

1. Segment Policy Optimization: Effective Segment-Level Credit Assignment in RL for Large Language Models
   2025/05/29 by Yiran Guo, Guo, Yiran, Lijie Xu +7 · 13 citations
   Computer Science · #Artificial Intelligence (cs.AI) #Computation and Language (cs.CL) #FOS: Computer and information sciences #Machine Learning (cs.LG) #Natural Language Processing Techniques #Reinforcement Learning in Robotics #Topic Modeling
2. Sync-Switch: Hybrid Parameter Synchronization for Distributed Deep Learning
   2021/04/16 by Shijian Li, Li, Shijian, Oren Mangoubi +5 · 1 citation
   Computer Science · Engineering · #Advanced Neural Network Applications #Stochastic Gradient Optimization Techniques #Ferroelectric and Negative Capacitance Devices