Search Results for author: Lipeng Zhu

Found 8 papers, 0 papers with code

Channel Autocorrelation Estimation for IRS-Aided Wireless Communications Based on Power Measurements

no code implementations17 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.

Hyperspectral Image Fusion via Logarithmic Low-rank Tensor Ring Decomposition

no code implementations16 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.

valid

3-D Positioning and Resource Allocation for Multi-UAV Base Stations Under Blockage-Aware Channel Model

no code implementations23 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.

Joint 3-D Positioning and Power Allocation for UAV Relay Aided by Geographic Information

no code implementations12 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.

A Survey on Millimeter-Wave Beamforming Enabled UAV Communications and Networking

no code implementations19 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.

Data-Driven Short-Term Voltage Stability Assessment Based on Spatial-Temporal Graph Convolutional Network

no code implementations5 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.

Cost-Effective Bad Synchrophasor Data Detection Based on Unsupervised Time Series Data Analytics

no code implementations3 May 2020 Lipeng Zhu, David J. Hill

Afterwards, TS subsequences contaminated with bad PMU data are identified by characterizing anomalous STNNs.

Time Series Time Series Analysis

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