234 citations · 428 across the 19 of their papers we have counts for
19 papers
Agentic Trading: When LLM Agents Meet Financial Markets
Yihan Xia, Panpan You, Taotao Wang +4
Large Language Models (LLMs) combined with autonomous agent architectures are shifting quantitative finance from isolated predictive modeling toward closed-loop trading agents. The…
Energy-Efficient Beamforming and Resource Optimization for AmBSC-Assisted Cooperative NOMA IoT Networks
Muhammad Asif, Asim Ihsan, Wali Ullah Khan +3
In this manuscript, we present an energy-efficient alternating optimization framework based on the multi-antenna ambient backscatter communication (AmBSC) assisted cooperative non-…
Energy-Efficient Backscatter-Assisted Coded Cooperative-NOMA for B5G Wireless Communications
Muhammad Asif, Asim Ihsan, Wali Ullah Khan +3
In this manuscript, we propose an alternating optimization framework to maximize the energy efficiency of a backscatter-enabled cooperative Non-orthogonal multiple access (NOMA) sy…
A Parallel Distributed Algorithm for the Power SVD Method
Jiaying Li, Sissi Xiaoxiao Wu, Qiang Li +1
In this work, we study how to implement a distributed algorithm for the power method in a parallel manner. As the existing distributed power method is usually sequentially updating…
Blockchain for Transactive Energy Management of Distributed Energy Resources in Smart Grid
Qing Yang, Hao Wang, Xiaoxiao Wu +2
This work presents the design and implementation of a blockchain system that enables the trustable transactive energy management for distributed energy resources (DERs). We model t…
Blockchain-Based Decentralized Energy Management Platform for Residential Distributed Energy Resources in A Virtual Power Plant
Qing Yang, Hao Wang, Taotao Wang +3
The advent of distributed energy resources (DERs), such as distributed renewables, energy storage, electric vehicles, and controllable loads, \rv{brings} a significantly disruptive…
Detection of Insider Attacks in Distributed Projected Subgradient Algorithms
Sissi Xiaoxiao Wu, Gangqiang Li, Shengli Zhang +1
The gossip-based distributed algorithms are widely used to solve decentralized optimization problems in various multi-agent applications, while they are generally vulnerable to dat…
Quartic Perturbation-based Outage-constrained Robust Design in Two-hop One-way Relay Networks
Sissi Xiaoxiao Wu, Sherry Xue-Ying Ni, Jiaying Li +1
In this work, we study a classic robust design problem in two-hop one-way relay system. We are particularly interested in the scenario where channel uncertainty exists in both the…
Community Detection in Blockchain Social Networks
Sissi Xiaoxiao Wu, Zixian Wu, Shihui Chen +2
In this work, we consider community detection in blockchain networks. We specifically take the Bitcoin network and Ethereum network as two examples, where community detection serve…
Sum Rate Maximization for Multiuser MISO Downlink with Intelligent Reflecting Surface
Silei Wang, Qiang Li, Sissi Xiaoxiao Wu +1
The intelligent reflecting surface (IRS) is a planar array with massive reconfigurable passive elements, which can align the reflecting signals at the receivers via controlling the…
Distributed-Memory Tensor Completion for Generalized Loss Functions in Python using New Sparse Tensor Kernels
Navjot Singh, Zecheng Zhang, Xiaoxiao Wu +3
Tensor computations are increasingly prevalent numerical techniques in data science, but pose unique challenges for high-performance implementation. We provide novel algorithms and…
Latency Minimization for Multiuser Computation Offloading in Fog-Radio Access Networks
Wei Zhang, Shafei Wang, Ye Pan +3
This paper considers computation offloading in fog-radio access networks (F-RAN), where multiple user equipments (UEs) offload their computation tasks to the F-RAN through a number…
Full-Duplex Bidirectional Secure Communications under Perfect and Distributionally Ambiguous Eavesdropper's CSI
Qiang Li, Ying Zhang, Jingran Lin +1
Consider a full-duplex (FD) bidirectional secure communication system, where two communication nodes, named Alice and Bob, simultaneously transmit and receive confidential informat…
Semidefinite Relaxation and Approximation Analysis of a Beamformed Alamouti Scheme for Relay Beamforming Networks
Sissi Xiaoxiao Wu, Anthony Man-Cho So, Jiaxian Pan +1
In this paper, we study the amplify-and-forward (AF) schemes in two-hop one-way relay networks. In particular, we consider the multigroup multicast transmission between long-distan…
Some Proof Derivations and Further Simulation Results for "Semidefinite Relaxation and Approximation Analysis of a Beamformed Alamouti Scheme for Relay Beamforming Networks"
Sissi Xiaoxiao Wu, Anthony Man-Cho So, Jiaxian Pan +1
This is a companion technical report of the main manuscript "Semidefinite Relaxation and Approximation Analysis of a Beamformed Alamouti Scheme for Relay Beamforming Networks". The…
A Robust Design for MISO Physical-Layer Multicasting over Line-of-Sight Channels
Man-Chung Yue, Sissi Xiaoxiao Wu, Anthony Man-Cho So
This paper studies a robust design problem for far-field line-of-sight (LOS) channels where phase errors are present. Compared with the commonly used additive error model, the phas…
A Stochastic Beamformed Amplify-and-Forward Scheme in a Multigroup Multicast MIMO Relay Network with Per-Antenna Power Constraints
Sissi Xiaoxiao Wu, Qiang Li, Anthony Man-Cho So +1
In this paper, we consider a two-hop one-way relay network for multigroup multicast transmission between long-distance users, in which the relay is equipped with multiple antennas,…
Achievable Rate Derivations and Further Simulation Results for "Physical-Layer Multicasting by Stochastic Transmit Beamforming and Alamouti Space-Time Coding"
Xiaoxiao Wu, Wing-Kin Ma, Anthony Man-Cho So
This is a companion technical report of the main manuscript "Physical-Layer Multicasting by Stochastic Transmit Beamforming and Alamouti Space-Time Coding". The report serves to gi…
Physical-Layer Multicasting by Stochastic Transmit Beamforming and Alamouti Space-Time Coding
Xiaoxiao Wu, Wing-Kin Ma, Anthony Man-Cho So
Consider transceiver designs in a multiuser multi-input single-output (MISO) downlink channel, where the users are to receive the same data stream simultaneously. This problem, kno…