no code implementations • 30 Jan 2025 • Le Xia, Yao Sun, Haijian Sun, Rose Qingyang Hu, Dusit Niyato, Muhammad Ali Imran
Semantic communication (SemCom) has been recently deemed a promising next-generation wireless technique to enable efficient spectrum savings and information exchanges, thus naturally introducing a novel and practical network paradigm where cellular and device-to-device (D2D) SemCom approaches coexist.
no code implementations • 2 Mar 2024 • Yan Yang, Shuping Dang, Miaowen Wen, Bo Ai, Rose Qingyang Hu
For the rate maximization problem, an accelerated projected gradient descent (PGD) algorithm is developed to solve the computational challenge of high-dimensional RIS phase-shift matrix (PSM) optimization.
no code implementations • 25 Jan 2024 • Xi Song, Lu Yuan, Zhibo Qu, Fuhui Zhou, Qihui Wu, Tony Q. S. Quek, Rose Qingyang Hu
Unmanned aerial vehicles (UAVs) are widely used for object detection.
no code implementations • 16 Jan 2024 • Lihao Zhang, Haijian Sun, Yong Zeng, Rose Qingyang Hu
As 5G technology becomes increasingly established, the anticipation for 6G is growing, which promises to deliver faster and more reliable wireless connections via cutting-edge radio technologies.
no code implementations • 15 Mar 2023 • Fuhui Zhou, Yihao Li, Ming Xu, Lu Yuan, Qihui Wu, Rose Qingyang Hu, Naofal Al-Dhahir
Extensive simulation results conducted on a public dataset demonstrate that our proposed single-user and multi-user cognitive semantic communication systems are superior to benchmark communication systems in terms of the data compression rate and communication reliability.
no code implementations • 1 Nov 2022 • Yulan Gao, Yue Xiao, Xianfu Lei, Qiaonan Zhu, Dusit Niyato, Kai-Kit Wong, Pingzhi Fan, Rose Qingyang Hu
Specifically, we commence with a comprehensive introduction of RIS pricing with its potential applications in RIS networks, meanwhile the fundamentals of pricing models are summarized in order to benefit both RIS holders and WSPs.
no code implementations • 20 Sep 2022 • Han Hu, Xingwu Zhu, Fuhui Zhou, Wei Wu, Rose Qingyang Hu, Hongbo Zhu
To effectively exploit the benefits enabled by semantic communication, in this paper, we propose a one-to-many semantic communication system.
no code implementations • 3 Aug 2022 • Xiang Ma, Haijian Sun, Rose Qingyang Hu, Yi Qian
Nevertheless, since it is the model instead of the raw data that is shared, the system can be exposed to the poisoning model attacks launched by malicious clients.
no code implementations • 24 Feb 2022 • Fuhui Zhou, Yihao Li, Xinyuan Zhang, Qihui Wu, Xianfu Lei, Rose Qingyang Hu
Semantic communication is envisioned as a promising technique to break through the Shannon limit.
no code implementations • 8 Feb 2022 • Han Hu, Weiwei Song, Qun Wang, Rose Qingyang Hu, Hongbo Zhu
Theoretical analysis proves that the proposed algorithm can achieve a $[O(1/V), O(V)]$ tradeoff between EE and service delay.
no code implementations • 12 Jan 2022 • Qun Wang, Haijian Sun, Rose Qingyang Hu, Arupjyoti Bhuyan
The exponential growth of internet connected systems has generated numerous challenges, such as spectrum shortage issues, which require efficient spectrum sharing (SS) solutions.
no code implementations • 19 Sep 2021 • Qun Wang, Fuhui Zhou, Han Hu, Rose Qingyang Hu
Energy-efficient design is of crucial importance in wireless internet of things (IoT) networks.
no code implementations • 5 Aug 2021 • Xiang Ma, Haijian Sun, Qun Wang, Rose Qingyang Hu
A new machine learning (ML) technique termed as federated learning (FL) aims to preserve data at the edge devices and to only exchange ML model parameters in the learning process.
no code implementations • 31 May 2021 • Hao Zhang, Fuhui Zhou, Qihui Wu, Wei Wu, Rose Qingyang Hu
Moreover, a novel loss function that combines the center loss and the cross entropy loss is exploited to learn both discriminative and separable features in order to further improve the classification performance.
no code implementations • 16 Mar 2021 • Han Hu, Weiwei Song, Qun Wang, Fuhui Zhou, Rose Qingyang Hu
In this paper, the offloading decision and resource allocation problem is studied with mobility consideration.
no code implementations • 9 Feb 2021 • Qun Wang, Han Hu, Haijian Sun, Rose Qingyang Hu
In this paper, we study the task offloading and resource allocation problem in a non-orthogonal multiple access (NOMA) assisted MEC network with security and energy efficiency considerations.
no code implementations • 14 Aug 2020 • Shilin Xu, Caili Guo, Rose Qingyang Hu, Yi Qian
To support the ever increasing computational needs in such a vehicular network, the distributed virtual cloud network (VCN) is formed, based on which a computational resource sharing scheme through offloading among nearby vehicles is proposed.
no code implementations • 21 Jun 2020 • Xiang Ma, Haijian Sun, Rose Qingyang Hu
Due to the limited bandwidth, only a subset of connected devices can be scheduled in each round.
no code implementations • 16 May 2020 • Md Ferdous Pervej, Le Thanh Tan, Rose Qingyang Hu
Unlike these legacy modeling paradigms, this paper considers heterogeneous content preference of the users with heterogeneous caching models at the edge nodes.
no code implementations • 4 Apr 2020 • Abrar Zahin, Le Thanh Tan, Rose Qingyang Hu
Thus, teh primary purpose of thus study is to reconstruct the image as visibly clear as possible and hence it helps the detection step at the trained classifier.
no code implementations • 3 Mar 2020 • Haijian Sun, Xiang Ma, Rose Qingyang Hu
Federated learning (FL) is an emerging machine learning technique that aggregates model attributes from a large number of distributed devices.
Networking and Internet Architecture Signal Processing