activity
20182022
most citedReconfigurable Intelligent Surfaces Aided Multi-Cell NOMA Networks: A Stochastic Geometry Model

19 citations · 33 across the 14 of their papers we have counts for

collaborators

20 papers

cs.IT2022

Is the Envelope Beneficial to Non-Orthogonal Multiple Access?

Ziyi Xie, Wenqiang Yi, Xuanli Wu +2

Non-orthogonal multiple access (NOMA) is capable of serving different numbers of users in the same time-frequency resource element, and this feature can be leveraged to carry addit…

cs.IT2022

Coverage and Capacity Optimization in STAR-RISs Assisted Networks: A Machine Learning Approach

Xinyu Gao, Wenqiang Yi, Alexandros Agapitos +2

Coverage and capacity are the important metrics for performance evaluation in wireless networks, while the coverage and capacity have several conflicting relationships, e.g. high t…

cs.IT2022

Semi-Integrated-Sensing-and-Communication (Semi-ISaC) Networks Assisted by NOMA

Chao Zhang, Wenqiang Yi, Yuanwei Liu

This paper investigates non-orthogonal multiple access (NOMA) assisted integrated sensing and communication (ISaC) networks. Compared to the conventional ISaC networks, where the t…

cs.IT2022

A Reliable Reinforcement Learning for Resource Allocation in Uplink NOMA-URLLC Networks

Waleed Ahsan, Wenqiang Yi, Yuanwei Liu +1

In this paper, we propose a deep state-action-reward-state-action (SARSA) learning approach for optimising the uplink resource allocation in non-orthogonal multiple access (NOM…

cs.IT2021

STAR-IOS Aided NOMA Networks: Channel Model Approximation and Performance Analysis

Chao Zhang, Wenqiang Yi, Yuanwei Liu +2

Simultaneous transmitting and reflecting intelligent omini-surfaces (STAR-IOSs) are able to achieve full coverage "smart radio environments". By splitting the energy or altering th…

cs.IT2021

Modeling and Coverage Analysis for RIS-aided NOMA Transmissions in Heterogeneous Networks

Ziyi Xie, Wenqiang Yi, Xuanli Wu +2

Reconfigurable intelligent surface (RIS) has been regarded as a promising tool to strengthen the quality of signal transmissions in non-orthogonal multiple access (NOMA) networks.…