no code implementations • 18 Oct 2023 • Yang Li, Jiting Cao, Yan Xu, Lipeng Zhu, Zhao Yang Dong
This work proposes a Transformer-based STVSA method to address this challenge.
no code implementations • 17 Oct 2023 • Ge Yan, Lipeng Zhu, Rui Zhang
Intelligent reflecting surface (IRS) can bring significant performance enhancement for wireless communication systems by reconfiguring wireless channels via passive signal reflection.
no code implementations • 16 Oct 2023 • Jun Zhang, Lipeng Zhu, Chao Wang, Shutao Li
On the other hand, the tensor nuclear norm (TNN)-based approaches have recently demonstrated to be more efficient on keeping high-dimensional low-rank structures in tensor recovery.
no code implementations • 23 Nov 2022 • Pengfei Yi, Lipeng Zhu, Zhenyu Xiao, Rui Zhang, Zhu Han, Xiang-Gen Xia
Based on the proposed channel model, we formulate the joint optimization problem of UAV three-dimensional (3-D) positioning and resource allocation, by power allocation, user association, and subcarrier allocation, to maximize the minimum achievable rate among users.
no code implementations • 12 Oct 2021 • Pengfei Yi, Liang Zhu, Lipeng Zhu, Zhenyu Xiao, Zhu Han, Xiang-Gen Xia
To improve communication capacity, we first model the blockage effect caused by buildings according to the three-dimensional (3-D) geographic information.
no code implementations • 19 Apr 2021 • Zhenyu Xiao, Lipeng Zhu, Yanming Liu, Pengfei Yi, Rui Zhang, Xiang-Gen Xia, Robert Schober
The utilization of the millimeter-wave (mmWave) frequency bands is a promising direction for UAV communications, where large antenna arrays can be packed in a small area on the UAV to perform three-dimensional (3D) beamforming.
no code implementations • 5 Mar 2021 • Yonghong Luo, Chao Lu, Lipeng Zhu, Jie Song
The proposed STGCN utilizes graph convolution to integrate network topology information into the learning model to exploit spatial information.
no code implementations • 3 May 2020 • Lipeng Zhu, David J. Hill
Afterwards, TS subsequences contaminated with bad PMU data are identified by characterizing anomalous STNNs.