Research Associates

Dr. Xiang Zhang

Contact

Email: xiang.zhang@tu-berlin.de
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Office: HFT
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TU Berlin vCard: tu.berlin/vcard

Publications

See all 58 →

On Resilient and Efficient Linear Secure Aggregation in Hierarchical Federated Learning
Shudi Weng, Xiang Zhang, Yizhou Zhao, Giuseppe Caire, Ming Xiao, Mikael Skoglund
CoRR · 2026
arxiv.org BibTeX
Information-Theoretic Secure Aggregation in Decentralized Networks
Xiang Zhang, Zhou Li, Shuangyang Li, Kai Wan, Derrick Wing Kwan Ng, Giuseppe Caire
CoRR · 2026
arxiv.org BibTeX
Information-Theoretic Secure Aggregation over Regular Graphs
Xiang Zhang, Zhou Li, Han Yu, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
CoRR · 2026
arxiv.org BibTeX
Joint Lossy Compression for a Vector Gaussian Source under Individual Distortion Criteria
Shuao Chen, Junyuan Gao, Yuxuan Shi, Yongpeng Wu, Giuseppe Caire, H. Vincent Poor, Wenjun Zhang
CoRR · 2026
arxiv.org BibTeX
FDD CSI Feedback under Finite Downlink Training: A Rate-Distortion Perspective
Shuao Chen, Junyuan Gao, Yuxuan Shi, Yongpeng Wu, Giuseppe Caire, H. Vincent Poor, Wenjun Zhang
CoRR · 2026
arxiv.org BibTeX
Taming Subpacketization without Sacrificing Communication: A Packet Type-based Framework for D2D Coded Caching
Xiang Zhang, Giuseppe Caire, Mingyue Ji
CoRR · 2026
arxiv.org BibTeX
On the Fundamental Limits of Hierarchical Secure Aggregation with Dropout and Collusion Resilience
Zhou Li, Yizhou Zhao, Xiang Zhang, Giuseppe Caire
CoRR · 2026
arxiv.org BibTeX
Reducing Subpacketization in Device-to-Device Coded Caching via Heterogeneous File Splitting
Xiang Zhang, Giuseppe Caire, Mingyue Ji
CoRR · 2026
arxiv.org BibTeX
A Unified Multicarrier Waveform Framework for Next-Generation Wireless Networks: Principles, Performance, and Challenges
Xingyao Zhang, Haoran Yin, Yanqun Tang, Yao Ge, Yong Zeng, Miaowen Wen, Zilong Liu, Yong Liang Guan, H\"useyin Arslan, Giuseppe Caire
IEEE Commun. Surv. Tutorials · 2026
IEEE Xplore BibTeX
Information-Theoretic Decentralized Secure Aggregation With Passive Collusion Resilience
Xiang Zhang, Zhou Li, Shuangyang Li, Kai Wan, Derrick Wing Kwan Ng, Giuseppe Caire
IEEE Journal on Selected Areas in Communications · 2026
IEEE Xplore BibTeX
Optimal Communication and Key Rate Region for Hierarchical Secure Aggregation With User Collusion
Xiang Zhang, Kai Wan, Hua Sun, Shiqiang Wang, Mingyue Ji, Giuseppe Caire
IEEE Trans. Inf. Theory · 2026
IEEE Xplore BibTeX
Integrated Massive Communication and Target Localization in 6G Cell-Free Networks
Junyuan Gao, Weifeng Zhu, Shuowen Zhang, Yongpeng Wu, Jiannong Cao, Giuseppe Caire, Liang Liu
IEEE Trans. Wirel. Commun. · 2026
IEEE Xplore BibTeX
Optimal Rate Region for Multi-server Secure Aggregation with User Collusion
Zhou Li, Xiang Zhang, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
CoRR · 2026
arxiv.org BibTeX
Distributed Linearly Separable Computation with Arbitrary Heterogeneous Data Assignment
Ziting Zhang, Kai Wan, Minquan Cheng, Shuo Shao, Giuseppe Caire
CoRR · 2026
arxiv.org BibTeX
Unsourced Random Access in MIMO Quasi-Static Rayleigh Fading Channels: Finite Blocklength and Scaling Law Analyses
Junyuan Gao, Yongpeng Wu, Giuseppe Caire, Wei Yang, H. Vincent Poor, Wenjun Zhang
ArXiv.org · 2025
arxiv.org BibTeX
CP-OFDM Achieves the Lowest Average Ranging Sidelobe Under QAM/PSK Constellations
Fan Liu, Ying Zhang, Yifeng Xiong, Shuangyang Li, Weijie Yuan, Feifei Gao, Shi Jin, Giuseppe Caire
IEEE Transactions on Information Theory · 2025· 10 citations
IEEE Xplore BibTeX
On Secure Aggregation With Uncoded Groupwise Keys Against User Dropouts and User Collusion
Ziting Zhang, Jiayu Liu, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
IEEE Trans. Inf. Theory · 2025
IEEE Xplore BibTeX
Affine Frequency Division Multiplexing: Extending OFDM for Scenario-Flexibility and Resilience
Haoran Yin, Yanqun Tang, Ali Bemani, Marios Kountouris, Yu Zhou, Xingyao Zhang, Yuqing Liu, Gaojie Chen, Kai Yang, Fan Liu, Christos Masouros, Yonghui Li, Giuseppe Caire, Pei Xiao
ArXiv.org · 2025· 2 citations
IEEE Xplore BibTeX
Joint Lossy Compression for a Vector Gaussian Source under Individual Distortion Criteria
Shuao Chen, Junyuan Gao, Yuxuan Shi, Yongpeng Wu, Giuseppe Caire, H. Vincent Poor, Wenjun Zhang
2025 IEEE Global Communications Conference, GLOBECOM 2025, Taipei, Taiwan, December 8-12, 2025 · 2025
IEEE Xplore BibTeX
Noise Capacity of Conditional Disclosure of Secrets: A Graph-Theoretic Perspective
Zhou Li, Siyan Qin, Xiang Zhang, Jihao Fan, Haiqiang Chen, Giuseppe Caire
IEEE International Symposium on Information Theory, ISIT 2025, Ann Arbor, MI, USA, June 22-27, 2025 · 2025
IEEE Xplore BibTeX
ProxySelect: Frequency Selectivity-Aware Scheduling for Joint OFDMA and MU-MIMO in 802.11ax WiFi
Xiang Zhang, Michail Palaiologos, Christian Bluemm, Giuseppe Caire
ArXiv.org · 2025
arxiv.org BibTeX
Optimal Key Rates for Decentralized Secure Aggregation with Arbitrary Collusion and Heterogeneous Security Constraints
Li Zhou, Xiang Zhang, Giuseppe Caire
ArXiv.org · 2025
arxiv.org arxiv.org BibTeX
Covariance-based Imaging and Multi-View Fusion for Networked Sensing
Junyuan Gao, Weifeng Zhu, Yanmo Hu, Shuowen Zhang, Jiannong Cao, Yongpeng Wu, Giuseppe Caire, Liang Liu
CoRR · 2025
arxiv.org BibTeX
The Capacity of Collusion-Resilient Decentralized Secure Aggregation with Groupwise Keys
Zhou Li, Xiang Zhang, Yizhou Zhao, Haiqiang Chen, Jihao Fan, Giuseppe Caire
CoRR · 2025
arxiv.org BibTeX
Graph-Theoretic Characterization of Noise Capacity of Conditional Disclosure of Secrets
Zhou Li, Siyan Qin, Xiang Zhang, Jihao Fan, Haiqiang Chen, Giuseppe Caire
CoRR · 2025
arxiv.org BibTeX
Integrated Massive Communication and Target Localization in 6G Cell-Free Networks
Junyuan Gao, Weifeng Zhu, Shuowen Zhang, Yongpeng Wu, Jiannong Cao, Giuseppe Caire, Liang Liu
IEEE Transactions on Wireless Communications · 2025
arxiv.org IEEE Xplore BibTeX
Information-Theoretic Decentralized Secure Aggregation with Collusion Resilience
Xiang Zhang, Zhou Li, Shuangyang Li, Kai Wan, Derrick Wing Kwan Ng, Giuseppe Caire
CoRR · 2025
arxiv.org BibTeX
Finite-Blocklength Information Theory
Junyuan Gao, Shuao Chen, Yongpeng Wu, Liang Liu, Giuseppe Caire, H. Vincent Poor, Wenjun Zhang
CoRR · 2025
arxiv.org BibTeX
Fundamental Limits of Hierarchical Secure Aggregation with Cyclic User Association
Xiang Zhang, Li Zhou, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
ArXiv.org · 2025
arxiv.org arxiv.org BibTeX
Positioning and Mapping with Clustering-based Landmark Optimization
Jinghan Zhang, Xinyang Li, Xitao Gong, Qi Wang, Richard A. Stirling-Gallacher, Giuseppe Caire
36th IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 2025, Istanbul, Turkiye, September 1-4, 2025 · 2025
IEEE Xplore BibTeX
The Sampling-Assisted Pathloss Radio Map Prediction Competition
Çağkan Yapar, Stefanos Bakirtzis, Andra Lutu, Ian Wassell, Jie Zhang, Giuseppe Caire
35th IEEE International Workshop on Machine Learning for Signal Processing, MLSP 2025, Istanbul, Turkey, August 31 - Sept. 3, 2025 · 2025· 7 citations
IEEE Xplore BibTeX
Collusion-Resilient Hierarchical Secure Aggregation with Heterogeneous Security Constraints
Zhou Li, Xiang Zhang, Jiawen Lv, Jihao Fan, Haiqiang Chen, Giuseppe Caire
IEEE Information Theory Workshop, ITW 2025, Sydney, Australia, September 29 - Oct. 3, 2025 · 2025
IEEE Xplore BibTeX
Communication-Efficient Hierarchical Secure Aggregation with Cyclic User Association
Xiang Zhang, Li Zhou, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
IEEE International Symposium on Information Theory, ISIT 2025, Ann Arbor, MI, USA, June 22-27, 2025 · 2025· 2 citations
IEEE Xplore BibTeX
Multi-Message Secure Aggregation with Demand Privacy
Chenyi Sun, Ziting Zhang, Kai Wan, Giuseppe Caire
ArXiv.org · 2025
IEEE Xplore BibTeX
On the Optimality of Secure Aggregation with Uncoded Groupwise Keys Against User Dropouts and User Collusion
Ziting Zhang, Jiayu Liu, Kai Wan, Hua Sun, J. Mingyue, Giuseppe Caire
IEEE International Symposium on Information Theory, ISIT 2024, Athens, Greece, July 7-12, 2024 · 2024· 1 citations
IEEE Xplore BibTeX
Sensing in Bistatic ISAC Systems With Clock Asynchronism: A signal processing perspective [Special Issue on Signal Processing for the Integrated Sensing and Communications Revolution]
Kai Wu, Jacopo Pegoraro, Francesca Meneghello, J. Andrew Zhang, Jesus Omar Lacruz, Joerg Widmer, Francesco Restuccia, Michele Rossi, Xiaojing Huang, Daqing Zhang, Giuseppe Caire, Y. Jay Guo
IEEE Signal Process. Mag. · 2024
IEEE Xplore BibTeX
Coded Caching for Two-Dimensional Multi-Access Networks With Cyclic Wrap Around
Mingming Zhang, Kai Wan, Minquan Cheng, Giuseppe Caire
IEEE Trans. Inf. Theory · 2024
IEEE Xplore BibTeX
Unsourced Random Access in MIMO Quasi-Static Rayleigh Fading Channels with Finite Blocklength
Junyuan Gao, Yongpeng Wu, Giuseppe Caire, Wei Yang, Wenjun Zhang
arXiv (Cornell University) · 2024
IEEE Xplore BibTeX
Optimal Rate Region for Key Efficient Hierarchical Secure Aggregation with User Collusion
Xiang Zhang, Kai Wan, Hua Sun, Shiqiang Wang, Mingyue Ji, Giuseppe Caire
IEEE Information Theory Workshop, ITW 2024, Shenzhen, China, November 24-28, 2024 · 2024· 5 citations
IEEE Xplore BibTeX
OFDM Achieves the Lowest Ranging Sidelobe Under Random ISAC Signaling
Fan Liu, Ying Zhang, Yifeng Xiong, Shuangyang Li, Weijie Yuan, Feifei Gao, Jin, Shi, Giuseppe Caire
arXiv (Cornell University) · 2024· 1 citations
arxiv.org arxiv.org BibTeX
Optimal Communication and Key Rate Region for Hierarchical Secure Aggregation with User Collusion
Xiang Zhang, Kai Wan, Hua Sun, Shiqiang Wang, Mingyue Ji, Giuseppe Caire
arXiv (Cornell University) · 2024
arxiv.org arxiv.org BibTeX
A Novel Scheme for Cache-Aided Multiuser Private Information Retrieval with User-to-User Privacy
Xiang Zhang, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
57th Asilomar Conference on Signals, Systems, and Computers, ACSSC 2023, Pacific Grove, CA, USA, October 29 - Nov. 1, 2023 · 2023· 1 citations
IEEE Xplore BibTeX
An Information Bottleneck Approach to Secrecy-Preserving Gaussian Mixture Classification
Yihao Song, Kai Wan, Yuan Zhang, Di Xie, Zhengyu Liao, G. Caire
arXiv.org · 2023
arxiv.org BibTeX
Secure Aggregation with Uncoded Groupwise Keys Against User Collusion
Ziting Zhang, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
International Conference on Communication, Computing & Security · 2023· 4 citations
IEEE Xplore BibTeX
Fundamental Limits of Cache-aided Multiuser PIR: The Two-message Two-user Case
Xiang Zhang, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
2022 IEEE International Symposium on Information Theory (ISIT) · 2022
IEEE Xplore BibTeX
Coded Caching for Two-Dimensional Multi-Access Networks
Mingming Zhang, Kai Wan, Minquan Cheng, Giuseppe Caire
arXiv (Cornell University) · 2022
arxiv.org arxiv.org BibTeX
A Novel Transformation Approach of Shared-link Coded Caching Schemes for Multiaccess Networks
Minquan Cheng, Dequan Liang, Kai Wan, Mingming Zhang, Giuseppe Caire
IEEE Trans. Commun. · 2021· 11 citations
IEEE Xplore BibTeX
On the Fundamental Limits of Cache-Aided Multiuser Private Information Retrieval
Xiang Zhang, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
IEEE Trans. Commun. · 2021
IEEE Xplore BibTeX
On the Fundamental Limits of Cache-Aided Multiuser Private Information Retrieval
Xiang Zhang, Kai Wan, Hua Sun, Mingyue Ji, Giuseppe Caire
IEEE Transactions on Communications · 2021· 12 citations
arxiv.org IEEE Xplore BibTeX
A Novel Transformation Approach of Shared-Link Coded Caching Schemes for Multiaccess Networks
Minquan Cheng, Kai Wan, Dequan Liang, Mingming Zhang, Giuseppe Caire
IEEE Transactions on Communications · 2021· 35 citations
arxiv.org arxiv.org BibTeX

Contact

Profile

Publications

On Resilient and Efficient Linear Secure Aggregation in Hierarchical Federated Learning

Information-Theoretic Secure Aggregation in Decentralized Networks

Information-Theoretic Secure Aggregation over Regular Graphs

Joint Lossy Compression for a Vector Gaussian Source under Individual Distortion Criteria

FDD CSI Feedback under Finite Downlink Training: A Rate-Distortion Perspective

Taming Subpacketization without Sacrificing Communication: A Packet Type-based Framework for D2D Coded Caching

On the Fundamental Limits of Hierarchical Secure Aggregation with Dropout and Collusion Resilience

Reducing Subpacketization in Device-to-Device Coded Caching via Heterogeneous File Splitting

A Unified Multicarrier Waveform Framework for Next-Generation Wireless Networks: Principles, Performance, and Challenges

Information-Theoretic Decentralized Secure Aggregation With Passive Collusion Resilience

Optimal Communication and Key Rate Region for Hierarchical Secure Aggregation With User Collusion

Integrated Massive Communication and Target Localization in 6G Cell-Free Networks

Optimal Rate Region for Multi-server Secure Aggregation with User Collusion

Distributed Linearly Separable Computation with Arbitrary Heterogeneous Data Assignment

Unsourced Random Access in MIMO Quasi-Static Rayleigh Fading Channels: Finite Blocklength and Scaling Law Analyses

CP-OFDM Achieves the Lowest Average Ranging Sidelobe Under QAM/PSK Constellations

On Secure Aggregation With Uncoded Groupwise Keys Against User Dropouts and User Collusion

Affine Frequency Division Multiplexing: Extending OFDM for Scenario-Flexibility and Resilience

Joint Lossy Compression for a Vector Gaussian Source under Individual Distortion Criteria

Noise Capacity of Conditional Disclosure of Secrets: A Graph-Theoretic Perspective

ProxySelect: Frequency Selectivity-Aware Scheduling for Joint OFDMA and MU-MIMO in 802.11ax WiFi

Optimal Key Rates for Decentralized Secure Aggregation with Arbitrary Collusion and Heterogeneous Security Constraints

Covariance-based Imaging and Multi-View Fusion for Networked Sensing

The Capacity of Collusion-Resilient Decentralized Secure Aggregation with Groupwise Keys

Graph-Theoretic Characterization of Noise Capacity of Conditional Disclosure of Secrets

Integrated Massive Communication and Target Localization in 6G Cell-Free Networks

Information-Theoretic Decentralized Secure Aggregation with Collusion Resilience

Finite-Blocklength Information Theory

Fundamental Limits of Hierarchical Secure Aggregation with Cyclic User Association

Positioning and Mapping with Clustering-based Landmark Optimization

The Sampling-Assisted Pathloss Radio Map Prediction Competition

Collusion-Resilient Hierarchical Secure Aggregation with Heterogeneous Security Constraints

Communication-Efficient Hierarchical Secure Aggregation with Cyclic User Association

Multi-Message Secure Aggregation with Demand Privacy

On the Optimality of Secure Aggregation with Uncoded Groupwise Keys Against User Dropouts and User Collusion

Sensing in Bistatic ISAC Systems With Clock Asynchronism: A signal processing perspective [Special Issue on Signal Processing for the Integrated Sensing and Communications Revolution]

Coded Caching for Two-Dimensional Multi-Access Networks With Cyclic Wrap Around

Unsourced Random Access in MIMO Quasi-Static Rayleigh Fading Channels with Finite Blocklength

Optimal Rate Region for Key Efficient Hierarchical Secure Aggregation with User Collusion

OFDM Achieves the Lowest Ranging Sidelobe Under Random ISAC Signaling

Optimal Communication and Key Rate Region for Hierarchical Secure Aggregation with User Collusion

A Novel Scheme for Cache-Aided Multiuser Private Information Retrieval with User-to-User Privacy

An Information Bottleneck Approach to Secrecy-Preserving Gaussian Mixture Classification

Secure Aggregation with Uncoded Groupwise Keys Against User Collusion

Fundamental Limits of Cache-aided Multiuser PIR: The Two-message Two-user Case

Coded Caching for Two-Dimensional Multi-Access Networks

A Novel Transformation Approach of Shared-link Coded Caching Schemes for Multiaccess Networks

On the Fundamental Limits of Cache-Aided Multiuser Private Information Retrieval

On the Fundamental Limits of Cache-Aided Multiuser Private Information Retrieval

A Novel Transformation Approach of Shared-Link Coded Caching Schemes for Multiaccess Networks