RESEARCH RESULTS

Outputs

Selected research achievements and recent academic publications.

01

Champion, Microsoft Indoor Localization Competition

Champion in 2016 and runner-up in 2018.

02

Smart Navigation System for the China International Import Expo

The “Guide” high-precision localization and smart navigation system served CIIE for six consecutive years.

03

China International Industry Fair Awards

Top Award for magnetic communication in 2014 and Innovation Silver Award for indoor localization in 2016.

04

First-Prize Science & Technology Awards from the Ministry of Education and Shanghai

First Prize of the Ministry of Education Technology Invention Award, Shanghai Technology Invention Award, and Shanghai Science and Technology Progress Award.

05

Other Major Awards

A DWELT high-precision localization patent received the China Patent Excellence Award in 2022; integrated localization technology won the National Gold Award in the 2018 China “Internet+” Innovation and Entrepreneurship Competition; integrated communication and navigation technology received the 2020 China Industry-University-Research Cooperation Innovation Achievement Award.

06

Selected Academic Publications

2022–2026 · reverse chronological

2026

7 publications

A Survey of Decentralized Physical Infrastructure Network, Research Directions, and Open Challenges

Ming Jiang, Erwu Liu, Xinyu Qu, Wei Ni, Zhongxiang Wei, Ekram Hossain

IEEE Communications Surveys & Tutorials · 2026

Effective Range and Optimal Frequency of Through-the-Earth Magnetic Induction Communication

Honglei Ma, Erwu Liu, Wei Ni, Jun Zhu, Zhijun Fang, Rui Wang, Yongbin Gao, Xinyu Qu

IEEE Transactions on Vehicular Technology · 2026

Privacy-Preserving Consensus-Oriented Aggregation for Federated Learning With Heterogeneity

Xinyu Qu, Shaoyi Han, Erwu Liu, Yuanzhe Geng, Wei Ni, Yan Liu, Ru Guo, Yanlong Bi

IEEE Transactions on Network Science and Engineering, vol. 13, pp. 10496-10514 · 2026

Learning to Evade: Adaptive and Stealthy Attack on Reputation-Based Federated Learning

Xining Liu, Erwu Liu, Wei Ni, Hanfu Zhang, Zhongxiang Wei, Ekram Hossain

IEEE Communications Letters, vol. 30, pp. 1836-1840 · 2026

Hierarchical Attention-Driven Multi-Agent Reinforcement Learning for Resource Allocation in Cell-Free Massive MIMO With Integrated Sensing and Communication

Ming Jiang, Erwu Liu, Wei Ni, Shuyan Hu, Lingzhi Xia, Yuanzhe Geng, Dusit Niyato, Abbas Jamalipour

IEEE Transactions on Cognitive Communications and Networking, vol. 12, pp. 6955-6969 · 2026

Joint Topology and Beamforming Optimization for Decentralized Federated Learning

Hexin Feng, Rui Wang, Erwu Liu, Wei Ni, Dusit Niyato, Abbas Jamalipour

IEEE Transactions on Wireless Communications, vol. 25, pp. 12945-12961 · 2026

Joint Active and Passive Beamforming for Multi-UE Communication and Extended Target Detection in IRS-Assisted ISAC Systems

Hanfu Zhang, Erwu Liu, Shizhuang Zhang, Shuqiang Xia, Wei Ni, Rui Wang, Zhe Xing, Dusit Niyato, Abbas Jamalipour

IEEE Transactions on Wireless Communications, vol. 25, pp. 11577-11592 · 2026

2025

19 publications

Fault Detection and Performance Analysis of Integrated Multi-Constellation GNSS/5G Positioning in Urban Environments

Yuan Zhang, Rui Wang, Erwu Liu

IEEE Transactions on Wireless Communications · 2025

Through-the-Earth Magnetic Induction Communication and Networking: A Comprehensive Survey

Honglei Ma, Erwu Liu, Wei Ni, Zhijun Fang, Rui Wang, Yongbin Gao, Dusit Niyato, Ekram Hossain

IEEE Communications Surveys & Tutorials · 2025

Over-the-Air Federated Learning With Joint Privacy-Accuracy Optimization

Hexin Feng, Rui Wang, Erwu Liu, Wei Ni, Dusit Niyato, Abbas Jamalipour

IEEE Transactions on Information Forensics and Security, vol. 20, pp. 11326-11341 · 2025

Decentralized Federated Learning via Dynamic Topologies and MIMO Over-the-Air Computation

Hexin Feng, Rui Wang, Erwu Liu, Wei Ni

2025 IEEE/CIC International Conference on Communications in China (ICCC Workshops), pp. 1-6 · 2025

StyleCloak: Anonymous Source Coding for Textual Attribute Obfuscation with Semantic Fidelity

Jiawei Yin, Zhongxiang Wei, Christos Masouros, Erwu Liu, Wen Ji, Yuanjin Ji

2025 IEEE/CIC International Conference on Communications in China (ICCC Workshops), pp. 1-6 · 2025

Multi-Continental Healthcare Modelling Using Blockchain-Enabled Federated Learning

Rui Sun, Zhipeng Wang, Hengrui Zhang, Ming Jiang, Yizhe Wen, Jiahao Sun, Erwu Liu, Kezhi Li

2025 IEEE Global Blockchain Conference (GBC), pp. 1-8 · 2025

BeerReview: A Blockchain-enabled Peer Review Platform

Guodong Jin, Zihan Zhou, Wenzheng Tang, Kanglei Yu, Hao Xu, Erwu Liu

2025 IEEE Global Blockchain Conference (GBC), pp. 1-6 · 2025

Web 3.0: A Survey on the Architectures, Enabling Technologies, Applications, and Challenges

Bin Cao, Shaohe Xiao, Long Shi, Taotao Wang, Jinyu Chen, Jiaheng Wang, Xintong Ling, Hao Xu, Shengli Zhang, Erwu Liu

IEEE Communications Surveys & Tutorials · 2025

Towards Quantum-Native Communication Systems: State-of-the-Art, Trends, and Challenges

Xiaolin Zhou, Anqi Shen, Shuyan Hu, Wei Ni, Xin Wang, Ekram Hossain

IEEE Communications Surveys & Tutorials · 2025

Joint Cramér-Rao Bound and Communication Rate Optimization for Dual-Functional Radar-Communication Systems with Target DoA Estimation Errors

Zhe Xing, Xiaodong Zhao, Menglong Wu, Rui Wang, Xiaojun Yuan

IEEE Transactions on Wireless Communications · 2025

Efficient Federated Edge Learning with ADMM Over RIS Empowered Wireless Channels

Heju Li, Rui Wang, Jun Wu, Jianquan Liu, Ying Li

IEEE Transactions on Cognitive Communications and Networking · 2025

Statistical Channel Modeling and Estimation for PMMA-Based Vehicle-Mounted Magnetic Communication Systems

Mingtao Chen, Xinyu Qu, Erwu Liu, Wei Ni, Qingming Long, Honglei Ma

IEEE Transactions on Vehicular Technology · 2025

Indoor Localization Fusing Inertial Navigation With Monocular Depth Estimation in Federated Learning Framework With Data Heterogeneity

Jie Wang, Xiaolong Wu, Jindong Tian, Erwu Liu, Yebo Wu, Rucong Lai, Yong Tian

IEEE Transactions on Instrumentation and Measurement, vol. 74, pp. 1-13 · 2025

Game-Theoretic Incentive Mechanism for Blockchain-Based Federated Learning

Wenzheng Tang, Erwu Liu, Wei Ni, Xinyu Qu, Butian Huang, Kezhi Li, Dusit Niyato, Abbas Jamalipour

IEEE Transactions on Mobile Computing, vol. 24, no. 10, pp. 10363-10376 · 2025

Reconfigurable Intelligent Surface-Assisted Localization in OFDM Systems With Carrier Frequency Offset and Phase Noise

Hanfu Zhang, Erwu Liu, Rui Wang, Wei Ni, Zhe Xing, Yan Liu, Abbas Jamalipour

IEEE Transactions on Wireless Communications, vol. 24, no. 8, pp. 7078-7094 · 2025

Dual-Segment Clustering Strategy for Hierarchical Federated Learning in Heterogeneous Wireless Environments

Pengcheng Sun, Erwu Liu, Wei Ni, Kanglei Yu, Xinyu Qu, Yanlong Bi, Chuanchun Zhang, Abbas Jamalipour

IEEE Wireless Communications Letters, vol. 14, no. 6, pp. 1777-1781 · 2025

Reinforcement Learning Based Online Algorithm for Near-Field Time-Varying IRS Phase Shift Optimization: System Evolution Perspective

Zongtai Li, Rui Wang, Erwu Liu

IEEE Transactions on Signal Processing, vol. 73, pp. 1231-1245 · 2025

Cooperative UAVs Placement Optimization for Best Multistatic Time-of-Arrival Localization in 5G Networks

Yuan Zhang, Rui Wang, Erwu Liu

IEEE Transactions on Wireless Communications, vol. 24, no. 4, pp. 3561-3574 · 2025

Near-Field Localization with Limited RF Chains: An Array Partitioning Approach

Boyu Teng, Xiaojun Yuan, Rui Wang

IEEE Transactions on Vehicular Technology, vol. 74, no. 1, pp. 1713-1718 · 2025

2024

20 publications

BeACONS: A Blockchain-enabled Authentication and Communications Network for Scalable IoV

Qi Shi, Jingyi Sun, Hanwei Fu, Peizhe Fu, Jiayuan Ma, Hao Xu, Erwu Liu

2024 International Conference on Future Communications and Networks (FCN), Valletta, Malta · 2024

Passive Beamforming for Practical RIS-Assisted Communication Systems With Non-Ideal Hardware

Yiming Liu, Rui Wang, Zhu Han

IEEE Transactions on Vehicular Technology, vol. 73, no. 11, pp. 17743-17748 · 2024

Visual-Based Moving Target Tracking With Solar-Powered Fixed-Wing UAV: A New Learning-Based Approach

Shuyan Hu, Xin Yuan, Wei Ni, Xin Wang, Abbas Jamalipour

IEEE Transactions on Intelligent Transportation Systems, vol. 25, no. 8, pp. 9115-9129 · 2024

Reconfigurable Intelligent Surface-Assisted Wireless Federated Learning with Imperfect Aggregation

Pengcheng Sun, Erwu Liu, Wei Ni, Rui Wang, Zhe Xing, Bofeng Li, Abbas Jamalipour

IEEE Transactions on Communications · 2024

OFDMA-F²L: Federated Learning With Flexible Aggregation Over an OFDMA Air Interface

Shuyan Hu, Xin Yuan, Wei Ni, Xin Wang, Ekram Hossain, H. Vincent Poor

IEEE Transactions on Wireless Communications, vol. 23, no. 7, pp. 6793-6807 · 2024

Fast-Fading Channel and Power Optimization of the Magnetic Inductive Cellular Network

Honglei Ma, Erwu Liu, Zhijun Fang, Rui Wang, Yongbin Gao, Wenjun Yu, Dongming Zhang

IEEE Transactions on Wireless Communications · 2024

When Web 3.0 Meets Reality: A Hyperdimensional Fractal Polytope P2P Ecosystems

Hao Xu, Yunqing Sun, Xiaoshuai Zhang, Erwu Liu, Chih-Lin I

IEEE Network, pp. 1-8 · 2024

Asynchronous Time-of-Arrival-based 5G Localization: Methods and Optimal Geometry Analysis

Yuan Zhang, Rui Wang, Erwu Liu, Bofeng Li, Haibo Ge

IEEE Internet of Things Journal, vol. 11, no. 20, pp. 33994-34008 · 2024

Balancing Performance and Cost for Two-Hop Cooperative Communications: Stackelberg Game and Distributed Multi-Agent Reinforcement Learning

Yuanzhe Geng, Erwu Liu, Wei Ni, Rui Wang, Yan Liu, Hao Xu, Chen Cai, Abbas Jamalipour

IEEE Transactions on Cognitive Communications and Networking · 2024

Reinforcement-Learning-Based Policy Design for Outage Minimization in DF Relaying Networks

Yuanzhe Geng, Erwu Liu, Rui Wang, Pengcheng Sun, Binyu Lu, Jie Wang

IEEE Internet of Things Journal, vol. 11, no. 9, pp. 15359-15374 · 2024

Hybrid Digital Twin Model for Greenhouse and Underground Environments

Pablo Jativa, Ismael Soto, Cesar Azurdia-Meza, Ivan Sanchez, Rui Wang, Werther Kern

IEEE Access, vol. 12, pp. 73906-73924 · 2024

The Electric Field DOA Estimation of Low Frequency with Small Aperture Arrays via the Sparse Bayesian Focusing Method

Qixin Guo, Liang Yu, Rui Wang, Yifan Diao, Weikang Jiang, Wancheng Ge

IEEE Sensors Journal · 2024

Hierarchical Codebook Design and Analytical Beamforming Solution for IRS Assisted Communication

Xiyuan Liu, Qingqing Wu, Die Hu, Rui Wang, Jun Wu

IEEE Transactions on Wireless Communications, vol. 23, no. 8, pp. 8924-8938 · 2024

An Efficient Solution to Phase-Shift Optimization for RIS Enabled Joint Communication and Sensing

Zhe Xing, Rui Wang, Xiaojun Yuan

IEEE Transactions on Vehicular Technology, vol. 73, no. 12, pp. 19901-19906 · 2024

Blockchain for Finance: A Survey

Hanjie Wu, Qian Yao, Zhenguang Liu, Butian Huang, Yuan Zhuang, Huayun Tang, Erwu Liu

IET Blockchain, vol. 4, pp. 101-123 · 2024

FedINS2: A Federated-Edge-Learning-Based Inertial Navigation System With Segment Fusion

Jie Wang, Yebo Wu, Erwu Liu, Xiaolong Wu, Xinyu Qu, Yuanzhe Geng, Hanfu Zhang

IEEE Internet of Things Journal, vol. 11, no. 2, pp. 3653-3661 · 2024

A Robust Evolutionary Particle Filter Technique for Integrated Navigation in Urban Environments via GNSS and 5G Signals

Yuan Zhang, Rui Wang, Zhe Xing

IEEE Transactions on Industrial Informatics, vol. 20, no. 4, pp. 6866-6878 · 2024

Personalized Federated Learning via Directed Acyclic Graph Based Blockchain

Chenglong Huang, Erwu Liu, Rui Wang, Yan Liu, Hanfu Zhang, Yuanzhe Geng, Jie Wang, Shaoyi Han

IET Blockchain, vol. 4, no. 1, pp. 73-82 · 2024

Dynamic Resource Allocation for Real Time Cloud XR Video Transmission: A Reinforcement Learning Approach

Zhaocheng Wang, Rui Wang, Jun Wu, Wei Zhang, Chenxi Li

IEEE Transactions on Cognitive Communications and Networking, vol. 10, no. 3, pp. 996-1010 · 2024

Reconfigurable Intelligent Surface Empowered Federated Edge Learning with Statistical CSI

Heju Li, Rui Wang, Jun Wu, Wei Zhang, Ismael Soto

IEEE Transactions on Wireless Communications, vol. 23, no. 6, pp. 6595-6608 · 2024

2023

12 publications

ESKF-based Vehicle Positioning Through Cellular Signals, GNSS, IMU, and Odometer

Xiaotian Liu, Rui Wang, Erwu Liu

2023 IEEE Conference on Antenna Measurements and Applications (CAMA), Genoa, Italy, pp. 1-3 · 2023

Cache-Aided MEC With the Assistance of Intelligent Reflecting Surface

Jiadi Zhang, Rui Wang, Jun Wu, Lihua Ai

IEEE Internet of Things Journal, vol. 10, no. 19, pp. 16686-16699 · 2023

Visual Camouflage and Online Trajectory Planning for Unmanned Aerial Vehicle-Based Disguised Video Surveillance: Recent Advances and a Case Study

Shuyan Hu, Xin Yuan, Wei Ni, Xin Wang, Abbas Jamalipour

IEEE Vehicular Technology Magazine, vol. 18, no. 3, pp. 48-57 · 2023

Deep Reinforcement Learning-Driven Reconfigurable Intelligent Surface-Assisted Radio Surveillance With a Fixed-Wing UAV

Xin Yuan, Shuyan Hu, Wei Ni, Xin Wang, Abbas Jamalipour

IEEE Transactions on Information Forensics and Security, vol. 18, pp. 4546-4560 · 2023

Channel Access Optimization in Unlicensed Spectrum for Downlink URLLC: Centralized and Federated DRL Approaches

Yan Liu, Hui Zhou, Yansha Deng, Arumugam Nallanathan

IEEE Journal on Selected Areas in Communications, vol. 41, no. 7, pp. 2208-2222 · 2023

Joint User, Channel, Modulation-Coding Selection, and RIS Configuration for Jamming Resistance in Multiuser OFDMA Systems

Xin Yuan, Shuyan Hu, Wei Ni, Ren Ping Liu, Xin Wang

IEEE Transactions on Communications, vol. 71, no. 3, pp. 1631-1645 · 2023

Joint Localization and Communication Study for Intelligent Reflecting Surface Aided Wireless Communication System

Rui Wang, Zhe Xing, Erwu Liu, Jun Wu

IEEE Transactions on Communications, vol. 71, no. 5, pp. 3024-3042 · 2023

Machine Learning for 6G Enhanced Ultra-Reliable and Low-Latency Services

Yan Liu, Yansha Deng, Arumugam Nallanathan, Jinhong Yuan

IEEE Wireless Communications, vol. 30, no. 2, pp. 48-54 · 2023

Joint Active and Passive Beamforming Design for Reconfigurable Intelligent Surface Enabled Integrated Sensing and Communication

Zhe Xing, Rui Wang, Xiaojun Yuan

IEEE Transactions on Communications, vol. 71, no. 4, pp. 2457-2474 · 2023

One Bit Aggregation for Federated Edge Learning with Reconfigurable Intelligent Surface: Analysis and Optimization

Heju Li, Rui Wang, Wei Zhang, Jun Wu

IEEE Transactions on Wireless Communications, vol. 22, no. 2, pp. 872-888 · 2023

Water–Energy–Carbon Synergies and Trade-offs: A Daily Nexus Analysis for Wastewater Treatment Plants

Xiaojing Ni, Xiangfeng Huang, Ru Guo, Jinhui Wang, Kaiming Peng, Wei Zhang, Yuyu Zhu, Weilan Yang, Liya Wang, Chen Cai, Jia Liu, Erwu Liu

Resources, Conservation and Recycling, vol. 188, 106712 · 2023

Dynamic Offloading Strategy for Delay Sensitive Task in Mobile Edge Computing Networks

Lihua Ai, Bin Tan, Jiadi Zhang, Rui Wang, Jun Wu

IEEE Internet of Things Journal, vol. 10, no. 1, pp. 526-538 · 2023

2022

8 publications

Bayesian User Localization and Tracking for Reconfigurable Intelligent Surface Aided MIMO Systems

Boyu Teng, Xiaojun Yuan, Rui Wang, Shi Jin

IEEE Journal on Selected Topics in Signal Processing, vol. 16, no. 5, pp. 1040-1054 · 2022

QoS-Driven Resource Optimization for Intelligent Fog Radio Access Network: A Dynamic Power Allocation Perspective

Jun Yu, Rui Wang, Jun Wu

IEEE Transactions on Cognitive Communications and Networking, vol. 8, no. 1, pp. 394-407 · 2022

Complex-valued Reinforcement Learning Based Dynamic Beamforming Design for IRS Aided Time-Varying Downlink Channel

Mengfan Liu, Rui Wang, Zhe Xing, Jun Yu

2022 IEEE 95th Vehicular Technology Conference (VTC2022-Spring), pp. 1-5 · 2022

Disguised Tailing and Video Surveillance with Solar-Powered Fixed-Wing Unmanned Aerial Vehicle

Shuyan Hu, Wei Ni, Xin Wang, Abbas Jamalipour

IEEE Transactions on Vehicular Technology, vol. 71, no. 5, pp. 5507-5518 · 2022

Multiple Configured-Grants Optimization in Grant-Free NOMA for mURLLC Service

Yan Liu, Yansha Deng, Maged Elkashlan, Arumugam Nallanathan, George Karagiannidis

ICC 2022 - IEEE International Conference on Communications, pp. 4516-4521 · 2022

A Survey of 17 Indoor Travel Assistance Systems for Blind and Visually Impaired People

Jie Wang, Erwu Liu, Yuanzhe Geng, Xinyu Qu, Rui Wang

IEEE Transactions on Human-Machine Systems, vol. 52, no. 1, pp. 138-148 · 2022

Hierarchical Reinforcement Learning for Relay Selection and Power Optimization in Two-Hop Cooperative Relay Network

Yuanzhe Geng, Erwu Liu, Rui Wang, Yiming Liu

IEEE Transactions on Communications, vol. 70, no. 1, pp. 171-184 · 2022

Optimization of Grant-free NOMA with Multiple Configured-Grants for mURLLC

Yan Liu, Yansha Deng, Maged Elkashlan, Arumugam Nallanathan, George Karagiannidis

IEEE Journal on Selected Areas in Communications, vol. 40, no. 4, pp. 1222-1236 · 2022