98 citations · 197 across the 29 of their papers we have counts for
29 papers
Geometry-Aware Cross-Height Channel Knowledge Map Prediction for UAV-Assisted Communications With Uncertainty-Guided 3D Sensing
Zhihan Zeng, Amir Hussain, Yue Xiu +4
Low-altitude Unmanned Aerial Vehicles (UAVs) often need to infer channel knowledge across a range of heights from only sparse observations collected at a few altitude layers. To ad…
Sparse Gain Radio Map Reconstruction With Geometry Priors and Uncertainty-Guided Measurement Selection
Zhihan Zeng, Ning Wei, Kaihe Wang +4
Radio maps are important for environment-aware wireless communication, network planning, and radio resource optimization. However, dense radio map construction remains challenging…
Meta-Reinforcement Learning Optimization for Movable Antenna-aided Full-Duplex CF-DFRC Systems with Carrier Frequency Offset
Yue Xiu, Wanting Lyu, You Li +5
By enabling spectrum sharing between radar and communication operations, the cell-free dual-functional radar-communication (CF-DFRC) system is a promising candidate to significantl…
Secure Enhancement for RIS-Aided UAV with ISAC: Robust Design and Resource Allocation
Yue Xiu, Wanting Lyu, Phee Lep Yeoh +3
This paper analyses the security performance of a reconfigurable intelligent surface (RIS)-aided unmanned aerial vehicle (UAV) communication system with integrated sensing and comm…
Improving Physical-Layer Security in ISAC-UAV System: Beamforming and Trajectory Optimization
Yue Xiu, Wanting Lyu, Phee Lep Yeoh +3
This paper investigates a novel unmanned aerial vehicle (UAV) secure communication system with integrated sensing and communications. We consider wireless security enhancement for…
A Constrained Deep Reinforcement Learning Optimization for Reliable Network Slicing in a Blockchain-Secured Low-Latency Wireless Network
Xin Hao, Phee Lep Yeoh, Changyang She +3
Network slicing (NS) is a promising technology that supports diverse requirements for next-generation low-latency wireless communication networks. However, the tampering attack is…
Graph Neural Network-Based Bandwidth Allocation for Secure Wireless Communications
Xin Hao, Phee Lep Yeoh, Yuhong Liu +3
This paper designs a graph neural network (GNN) to improve bandwidth allocations for multiple legitimate wireless users transmitting to a base station in the presence of an eavesdr…
Secure Deep Reinforcement Learning for Dynamic Resource Allocation in Wireless MEC Networks
Xin Hao, Phee Lep Yeoh, Changyang She +2
This paper proposes a blockchain-secured deep reinforcement learning (BC-DRL) optimization framework for {data management and} resource allocation in decentralized {wireless mobile…
Hybrid NOMA assisted Integrated Sensing and Communication via RIS
Wanting Lyu, Yue Xiu, Xinyang Li +4
This paper investigates the optimization of reconfigurable intelligent surface (RIS) in an integrated sensing and communication (ISAC) system. \red{To meet the demand of growing nu…
Information Leakage in Index Coding With Sensitive and Non-Sensitive Messages
Yucheng Liu, Lawrence Ong, Phee Lep Yeoh +3
Information leakage to a guessing adversary in index coding is studied, where some messages in the system are sensitive and others are not. The non-sensitive messages can be used b…
Information Leakage in Index Coding
Yucheng Liu, Lawrence Ong, Phee Lep Yeoh +3
We study the information leakage to a guessing adversary in index coding with a general message distribution. Under both vanishing-error and zero-error decoding assumptions, we dev…
Weighted Sum Age of Information Minimization in Wireless Networks with Aerial IRS
Wanting Lyu, Yue Xiu, Songjie Yang +2
In this letter, we analyze a terrestrial wireless communication network assisted by an aerial intelligent reflecting surface (IRS). We consider a packet scheduling problem at the g…
Information Leakage in Zero-Error Source Coding: A Graph-Theoretic Perspective
Yucheng Liu, Lawrence Ong, Sarah Johnson +3
We study the information leakage to a guessing adversary in zero-error source coding. The source coding problem is defined by a confusion graph capturing the distinguishability bet…
Random Shifting Intelligent Reflecting Surface for OTP Encrypted Data Transmission
Zijie Ji, Phee Lep Yeoh, Gaojie Chen +5
In this paper, we propose a novel encrypted data transmission scheme using an intelligent reflecting surface (IRS) to generate secret keys in wireless communication networks. We sh…
Secret Key Generation for Intelligent Reflecting Surface Assisted Wireless Communication Networks
Zijie Ji, Phee Lep Yeoh, Deyou Zhang +5
We propose and analyze secret key generation using intelligent reflecting surface (IRS) assisted wireless communication networks. To this end, we first formulate the minimum achiev…
Joint Information Theoretic Secrecy and Covert Communication in the Presence of an Untrusted User and Warden
Moslem Forouzesh, Paeiz Azmi, Ali Kuhestani +1
In this paper, we investigate joint information theoretic secrecy and covert communication in a single-input multi-output (SIMO) system where a transmitter (Alice) is communicating…
Secure mm-Wave Communications with Imperfect Hardware and Uncertain Eavesdropper Location
Saeed Mashdour, Majid Moradikia, Phee Lep Yeoh
This paper examines the secrecy performance of millimeter-wave (mm-Wave) communications with imperfect hardware and uncertain eavesdropper location. We consider a multiple-antenna…
Optimal Detection Interval for Absorbing Receivers in Molecular Communication Systems with Interference
Trang Ngoc Cao, Nikola Zlatanov, Phee Lep Yeoh +1
We consider a molecular communication system comprised of a transmitter, an absorbing receiver, and an interference source. Assuming amplitude modulation, we analyze the dependence…
Fractionally-Spaced Equalization and Decision Feedback Sequence Detection for Diffusive MC
Trang Ngoc Cao, Vahid Jamali, Nikola Zlatanov +3
In this paper, we consider diffusive molecular communication (MC) systems affected by signal-dependent diffusive noise, inter-symbol interference, and external noise. We design lin…
Chemical Reactions-based Detection Mechanism for Molecular Communications
Trang Ngoc Cao, Vahid Jamali, Wayan Wicke +4
In molecular communications, the direct detection of signaling molecules may be challenging due to a lack of suitable sensors and interference in the environment. Motivated by rese…
Diffusive Mobile MC with Absorbing Receivers: Stochastic Analysis and Applications
Trang Ngoc Cao, Arman Ahmadzadeh, Vahid Jamali +4
This paper presents a stochastic analysis of the time-variant channel impulse response (CIR) of a three dimensional diffusive mobile molecular communication (MC) system where the t…
Diffusive Mobile MC for Controlled-Release Drug Delivery with Absorbing Receiver
Trang Ngoc Cao, Arman Ahmadzadeh, Vahid Jamali +4
Nanoparticle drug carriers play an important role in facilitating efficient targeted drug delivery, i.e., improving treatment success and reducing drug costs and side effects. Howe…
A Code Equivalence between Secure Network and Index Coding
Lawrence Ong, Jörg Kliewer, Badri N. Vellambi +1
A code equivalence between index coding and network coding was established, which shows that any index-coding instance can be mapped to a network-coding instance, for which any ind…
Optimal Power Allocation by Imperfect Hardware Analysis in Untrusted Relaying Networks
Ali Kuhestani, Abbas Mohammadi, Kai-Kit Wong +3
By taking a variety of realistic hardware imperfections into consideration, we propose an optimal power allocation (OPA) strategy to maximize the instantaneous secrecy rate of a co…