444 citations · 1.7k across the 86 of their papers we have counts for
11 papers · 1 filter
Denoising-based Turbo Message Passing for Compressed Video Background Subtraction
Zhipeng Xue, Xiaojun Yuan, Yang Yang
In this paper, we consider the compressed video background subtraction problem that separates the background and foreground of a video from its compressed measurements. The backgro…
Reconfigurable Intelligent Surface Aided Constant-Envelope Wireless Power Transfer
Huiyuan Yang, Xiaojun Yuan, Jun Fang +1
By reconfiguring the propagation environment of electromagnetic waves artificially, reconfigurable intelligent surfaces (RISs) have been regarded as a promising and revolutionary h…
Reconfigurable Intelligent Surface Enabled Federated Learning: A Unified Communication-Learning Design Approach
Hang Liu, Xiaojun Yuan, Ying-Jun Angela Zhang
To exploit massive amounts of data generated at mobile edge networks, federated learning (FL) has been proposed as an attractive substitute for centralized machine learning (ML). B…
An Overview on Multiway Relay Communications: Fundamental Issues, Recent Advances, and New Challenges
Rui Wang, Xiaojun Yuan
To address the coverage and capacity challenges in fifth-generation (5G) wireless networks, the relay technique has been considered as a promising solution and recently attracted g…
Salient Instance Segmentation with Region and Box-level Annotations
Jialun Pei, He Tang, Tianyang Cheng +1
Salient instance segmentation is a new challenging task that received widespread attention in the saliency detection area. The new generation of saliency detection provides a stron…
Reconfigurable Intelligent Surfaces for Energy Efficiency in D2D Communication Network
Shuaiqi Jia, Xiaojun Yuan, Ying-Chang Liang
In this letter, the joint power control of D2D users and the passive beamforming of reconfigurable intelligent surfaces (RIS) for a RIS-aided device-to-device (D2D) communication n…
Reconfigurable Intelligent Surface Aided Constant-Envelope Wireless Power Transfer
Huiyuan Yang, Xiaojun Yuan, Jun Fang +1
By reconfiguring the propagation environment of electromagnetic waves artificially, reconfigurable intelligent surfaces (RISs) have been regarded as a promising and revolutionary h…
Two-Timescale Optimization for Intelligent Reflecting Surface Aided D2D Underlay Communication
Chang Cai, Huiyuan Yang, Xiaojun Yuan +1
The performance of a device-to-device (D2D) underlay communication system is limited by the co-channel interference between cellular users (CUs) and D2D devices. To address this ch…
Statistical Beamforming for FDD Downlink Massive MIMO via Spatial Information Extraction and Beam Selection
Hang Liu, Xiaojun Yuan, Ying Jun +1
In this paper, we study the beamforming design problem in frequency-division duplexing (FDD) downlink massive MIMO systems, where instantaneous channel state information (CSI) is a…
Joint User Identification, Channel Estimation, and Signal Detection for Grant-Free NOMA
Shuchao Jiang, Xiaojun Yuan, Xin Wang +2
For massive machine-type communications, centralized control may incur a prohibitively high overhead. Grant-free non-orthogonal multiple access (NOMA) provides possible solutions,…
Reconfigurable-Intelligent-Surface Empowered Wireless Communications: Challenges and Opportunities
Xiaojun Yuan, Ying-Jun Angela Zhang, Yuanming Shi +2
Reconfigurable intelligent surfaces (RISs) are regarded as a promising emerging hardware technology to improve the spectrum and energy efficiency of wireless networks by artificial…