no code implementations • 23 Jul 2024 • Xiangmin Xu, Zhen Meng, Yichi Zhang, Changyang She, Philip G. Zhao
We test our framework and the proposed approach with different well-known 3D scene representation methods.
1 code implementation • 22 May 2024 • Haiyao Yu, Changyang She, Yunkai Hu, Geng Wang, Rui Wang, Branka Vucetic, Yonghui Li
Specifically, a graph neural network that is scalable to the number of access points (APs) and mobile devices (MDs) is used for obtaining coarse locations of MDs.
no code implementations • 7 May 2024 • Kui Wang, Changyang She, Zongdian Li, Tao Yu, Yonghui Li, Kei Sakaguchi
Traffic intersections present significant challenges for the safe and efficient maneuvering of connected and automated vehicles (CAVs).
no code implementations • 8 Feb 2024 • Burak Kizilkaya, Changyang She, Guodong Zhao, Muhammad Ali Imran
User intention recognition is done at the operator side.
no code implementations • 23 Dec 2023 • Xin Hao, Changyang She, Phee Lep Yeoh, Yuhong Liu, Branka Vucetic, Yonghui Li
To enable the generalization of the GNN, we develop a hybrid-task meta-learning (HML) algorithm that trains the initial parameters of the GNN with different communication scenarios during meta-training.
no code implementations • 13 Dec 2023 • Xin Hao, Phee Lep Yeoh, Yuhong Liu, Changyang She, Branka Vucetic, Yonghui Li
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 eavesdropper.
no code implementations • 13 Dec 2023 • Xin Hao, Phee Lep Yeoh, Changyang She, Branka Vucetic, Yonghui Li
Our designed constrained DRL effectively attains the optimal resource allocations that are adapted to the dynamic DoS requirements.
no code implementations • 21 Feb 2023 • Burak Kizilkaya, Changyang She, Guodong Zhao, Muhammad Ali Imran
In this paper, we propose a task-oriented prediction and communication co-design framework, where the reliability of the system depends on prediction errors and packet losses in communications.
no code implementations • 13 Nov 2022 • Kou Tian, Chentao Yue, Changyang She, Yonghui Li, Branka Vucetic
In this work, we propose a novel decoding algorithm for short block codes based on an edge-weighted graph neural network (EW-GNN).
no code implementations • 31 Jul 2022 • Zhen Meng, Changyang She, Guodong Zhao, Daniele De Martini
This work proposes a sampling, communication and prediction co-design framework to minimize the communication load subject to a constraint on tracking the Mean Squared Error (MSE) between a real-world device and its digital model in the metaverse.
1 code implementation • 18 Jul 2022 • Yifan Gu, Changyang She, Zhi Quan, Chen Qiu, Xiaodong Xu
In this paper, we aim to design low signaling overhead distributed power allocation schemes by using graph neural networks (GNNs), which are scalable to the number of wireless links.
no code implementations • 11 Jul 2022 • Yuhong Liu, Changyang She, Yi Zhong, Wibowo Hardjawana, Fu-Chun Zheng, Branka Vucetic
In this paper, we aim to improve the Quality-of-Service (QoS) of Ultra-Reliability and Low-Latency Communications (URLLC) in interference-limited wireless networks.
no code implementations • 10 Mar 2021 • Hui Zhou, Changyang She, Yansha Deng, Mischa Dohler, Arumugam Nallanathan
With the deployment of massive IIoT devices, it is difficult for the wireless network to support the ubiquitous connections with diverse quality-of-service (QoS) requirements.
no code implementations • 17 Sep 2020 • Zhouyou Gu, Changyang She, Wibowo Hardjawana, Simon Lumb, David McKechnie, Todd Essery, Branka Vucetic
Simulation results show that our approach reduces the convergence time of DDPG significantly and achieves better QoS than existing schedulers (reducing 30% ~ 50% packet losses).
no code implementations • 13 Sep 2020 • Changyang She, Chengjian Sun, Zhouyou Gu, Yonghui Li, Chenyang Yang, H. Vincent Poor, Branka Vucetic
As one of the key communication scenarios in the 5th and also the 6th generation (6G) of mobile communication networks, ultra-reliable and low-latency communications (URLLC) will be central for the development of various emerging mission-critical applications.
no code implementations • 30 May 2020 • Chengjian Sun, Changyang She, Chenyang Yang
Deep neural networks (DNNs) have been introduced for designing wireless policies by approximating the mappings from environmental parameters to solutions of optimization problems.
no code implementations • 29 Mar 2020 • Rui Dong, Changyang She, Wibowo Hardjawana, Yonghui Li, Branka Vucetic
To accommodate diverse Quality-of-Service (QoS) requirements in the 5th generation cellular networks, base stations need real-time optimization of radio resources in time-varying network conditions.
no code implementations • 22 Feb 2020 • Changyang She, Rui Dong, Zhouyou Gu, Zhanwei Hou, Yonghui Li, Wibowo Hardjawana, Chenyang Yang, Lingyang Song, Branka Vucetic
In this article, we first summarize how to apply data-driven supervised deep learning and deep reinforcement learning in URLLC, and discuss some open problems of these methods.
no code implementations • 30 Jun 2019 • Rui Dong, Changyang She, Wibowo Hardjawana, Yonghui Li, Branka Vucetic
We propose a deep learning (DL) architecture, where a digital twin of the real network environment is used to train the DL algorithm off-line at a central server.