activity
20172026
most citedHierarchical Federated Learning with Quantization: Convergence Analysis and System Design

164 citations · 450 across the 67 of their papers we have counts for

collaborators

68 papers

cs.AI2026

GSBF: Gaussian Splatting for Environment-Aware Beamforming

Yijie Bian, Wei Guo, Zixin Wang +3

Beamforming plays a key role in multiple-input-multiple-output (MIMO) communication systems. However, conventional beamforming design normally requires accurate instantaneous chann…

cs.IT2026

Task-Oriented Precoding for Edge Inference over Large-Scale MIMO Systems

Hongru Li, Zeyan Zhuang, Zixin Wang +4

Future wireless networks are expected to support networked artificial intelligence (AI) services, where multiple devices transmit learned features to an edge server for distributed…

eess.SP2026

Task-Oriented Communication with Hybrid-Precision Models

Songjie Xie, Wei Guo, Shenghui Song +3

Edge inference has emerged as a promising solution for the proliferation of artificial intelligence (AI) services by deploying models at the network edge to circumvent cloud-routin…

eess.SP2026

Multi-Modal Environment-Aware Beam Management for Massive MIMO: A Geometry-Driven Virtual Base Station Framework

Yijie Bian, Wei Guo, Jie Yang +4

High-frequency massive multiple-input multiple-output (MIMO) systems promise ultra-high data rates. However, efficient beam management remains challenging due to the prohibitive be…

cs.IT2026

A Unified Two-Stage Generative Diffusion Framework for Channel Estimation and Port Selection in Multiuser MIMO-FAS

Erqiang Tang, Wei Guo, Hengtao He +3

Fluid antenna systems (FAS) have emerged as a promising technology for next-generation wireless systems. However, practical multiuser multiple-input multiple-output FAS (MIMO-FAS)…

eess.SP2026

Sensing-Assisted Channel Estimation for Flexible-Antenna Systems: A Unified Framework

Ruoxiao Cao, Wentao Yu, Zixin Wang +4

Flexible-antenna systems, which use a small number of radio frequency (RF) chains to dynamically access a large set of candidate antenna locations, have emerged as a hardware-effic…

cs.IT2026

Rethinking Mutual Coupling in Movable Antenna MIMO Systems: Modeling and Optimization

Tianyi Liao, Wei Guo, Jun Qian +4

Movable antennas (MAs) have attracted growing interest for their ability to improve channel conditions via adaptive antenna movement. Nevertheless, such movement inevitably introdu…

cs.IT2026

Rethinking Mutual Coupling in Movable Antenna MIMO Systems

Tianyi Liao, Wei Guo, Jun Qian +3

Movable antenna (MA) systems have emerged as a promising technology for future wireless communication systems. The movement of antennas gives rise to mutual coupling (MC) effects,…

cs.IT2026

Multi-modal Data Driven Virtual Base Station Construction for Massive MIMO Beam Alignment

Yijie Bian, Wei Guo, Jie Yang +4

Massive multiple-input multiple-output (MIMO) is a key enabler for the high data rates required by the sixth-generation networks, yet its performance hinges on effective beam manag…

cs.DC2026

Modular Foundation Model Inference at the Edge: Network-Aware Microservice Optimization

Juan Zhu, Zixin Wang, Shenghui Song +2

Foundation models (FMs) unlock unprecedented multimodal and multitask intelligence, yet their cloud-centric deployment precludes real-time responsiveness and compromises user priva…

cs.IT2025

Near-Field Communication with Massive Movable Antennas: An Electrostatic Equilibrium Perspective

Shicong Liu, Xianghao Yu, Shenghui Song +1

Recent advancements in large-scale position-reconfigurable antennas have opened up new dimensions to effectively utilize the spatial degrees of freedom (DoFs) of wireless channels.…

eess.SP2025

Multimodal Mixture-of-Experts for ISAC in Low-Altitude Wireless Networks

Kai Zhang, Wentao Yu, Hengtao He +3

Integrated sensing and communication (ISAC) is a key enabler for low-altitude wireless networks (LAWNs), providing simultaneous environmental perception and data transmission in co…

eess.SP2025

A Tractable Approach to Massive Communication and Ubiquitous Connectivity in 6G Standardization

Junyi Jiang, Wei Chen, Xin Guo +6

The full-scale 6G standardization has attracted considerable recent attention, especially since the first 3GPP-wide 6G workshop held in March 2025. To understand the practical and…

cs.IT2025

Fluid Antenna-Assisted MU-MIMO Systems with Decentralized Baseband Processing

Tianyi Liao, Wei Guo, Hengtao He +3

The fluid antenna system (FAS) has emerged as a disruptive technology, offering unprecedented degrees of freedom (DoF) for wireless communication systems. However, optimizing fluid…

cs.IT2025

Accurate and Fast Channel Estimation for Fluid Antenna Systems with Diffusion Models

Erqiang Tang, Wei Guo, Hengtao He +3

Fluid antenna systems (FAS) offer enhanced spatial diversity for next-generation wireless systems. However, acquiring accurate channel state information (CSI) remains challenging d…

eess.SP2025

Multimodal Deep Learning-Empowered Beam Prediction in Future THz ISAC Systems

Kai Zhang, Wentao Yu, Hengtao He +3

Integrated sensing and communication (ISAC) systems operating at terahertz (THz) bands are envisioned to enable both ultra-high data-rate communication and precise environmental aw…

cs.IT2025

Mutual Information-Empowered Task-Oriented Communication: Principles, Applications and Challenges

Hongru Li, Songjie Xie, Jiawei Shao +5

Mutual information (MI)-based guidelines have recently proven to be effective for designing task-oriented communication systems, where the ultimate goal is to extract and transmit…

cs.DC2025

Communication-Efficient Distributed On-Device LLM Inference Over Wireless Networks

Kai Zhang, Hengtao He, Shenghui Song +2

Large language models (LLMs) have demonstrated remarkable success across various application domains, but their enormous sizes and computational demands pose significant challenges…

cs.CV2025

Multi-Modal Self-Supervised Semantic Communication

Hang Zhao, Hongru Li, Dongfang Xu +2

Semantic communication is emerging as a promising paradigm that focuses on the extraction and transmission of semantic meanings using deep learning techniques. While current resear…

cs.IT2025

Joint Beamforming and Antenna Position Optimization for Fluid Antenna-Assisted MU-MIMO Networks

Tianyi Liao, Wei Guo, Hengtao He +3

The fluid antenna system (FAS) is a disruptive tech-nology for future wireless communication networks. This paper considers the joint optimization of beamforming matrices and anten…

cs.IT2025

Remote Training in Task-Oriented Communication: Supervised or Self-Supervised with Fine-Tuning?

Hongru Li, Hang Zhao, Hengtao He +3

Task-oriented communication focuses on extracting and transmitting only the information relevant to specific tasks, effectively minimizing communication overhead. Most existing met…

cs.DC2025

Distributed On-Device LLM Inference With Over-the-Air Computation

Kai Zhang, Hengtao He, Shenghui Song +2

Large language models (LLMs) have achieved remarkable success across various artificial intelligence tasks. However, their enormous sizes and computational demands pose significant…

cs.LG2024

Siamese Machine Unlearning with Knowledge Vaporization and Concentration

Songjie Xie, Hengtao He, Shenghui Song +2

In response to the practical demands of the ``right to be forgotten" and the removal of undesired data, machine unlearning emerges as an essential technique to remove the learned k…

eess.SP2024

AI and Deep Learning for Terahertz Ultra-Massive MIMO: From Model-Driven Approaches to Foundation Models

Wentao Yu, Hengtao He, Shenghui Song +4

This study explored the transformative potential of artificial intelligence (AI) in addressing the challenges posed by terahertz ultra-massive multiple-input multiple-output (UM-MI…