collaborators

5 papers

cs.SD2025

Who Speaks What from Afar: Eavesdropping In-Person Conversations via mmWave Sensing

Shaoying Wang, Hansong Zhou, Yukun Yuan +1

Multi-participant meetings occur across various domains, such as business negotiations and medical consultations, during which sensitive information like trade secrets, business st…

cs.NI2025

MEO: Mining Reliable Expert Signals for Offline Reinforcement Learning in Wireless Networks

Lipeng Zu, Hansong Zhou, Yu Qian +4

The operation of next-generation wireless networks increasingly hinges on Deep Reinforcement Learning (DRL) to optimize critical network decisions. Offline RL trains agents using a…

cs.LG2025

Behavior-Adaptive Q-Learning: A Unifying Framework for Offline-to-Online RL

Lipeng Zu, Hansong Zhou, Xiaonan Zhang

Offline reinforcement learning (RL) enables training from fixed data without online interaction, but policies learned offline often struggle when deployed in dynamic environments d…

cs.LG2025

Enhancing Q-Value Updates in Deep Q-Learning via Successor-State Prediction

Lipeng Zu, Hansong Zhou, Xiaonan Zhang

Deep Q-Networks (DQNs) estimate future returns by learning from transitions sampled from a replay buffer. However, the target updates in DQN often rely on next states generated by…

cs.LG2024

FedAR: Addressing Client Unavailability in Federated Learning with Local Update Approximation and Rectification

Chutian Jiang, Hansong Zhou, Xiaonan Zhang +1

Federated learning (FL) enables clients to collaboratively train machine learning models under the coordination of a server in a privacy-preserving manner. One of the main challeng…