作者： Binglu Wang^1,2;Yongqiang Zhao²;Le Yang²;Teng Long¹;Xuelong Li²; （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²Northwestern Polytechnical University, Xi’an, China）

出处： IEEE Transactions on Pattern Analysis and Machine Intelligence 2024 Vol.46 No.4 P2171-2190

关键词： Location awareness;Videos;Surveys;Task analysis;Prediction algorithms;Training;Supervised learning;Deep Learning;Temporal Localization;Deep Learning Era;Action Localization;Temporal Action Localization;Feature Representation;Action Instances;Step In The Field;Video Understanding;Long Short-term Memory;Intersection Over Union;Abundance Data;Receptive Field;Confidence Score;Promising Direction;Action Recognition;Appearance Features;Action Classes;Gated Recurrent Unit;Attention Weights;Action Detection;Performance Bottleneck;Classification Pipeline;Federated Learning;Action Proposals;Promising Research Direction;Action Frames;Graph Convolution;Two-stream Network;Multiple Procedures

摘要： The temporal action localization research aims to discover action instances from untrimmed videos, representing a fundamental step in the field of int ...

作者： Zishen Liu¹;Dongxuan He¹;Nan Wu¹;Qinsiwei Yan¹;Yonghui Li²; （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²School of Electrical and Information Engineering, The University of Sydney, Sydney, NSW, Australia）

出处： IEEE Wireless Communications Letters 2024 Vol.13 No.2 P387-391

关键词： Detectors;Graph neural networks;Optimization;Computational modeling;Bayes methods;Approximation algorithms;Transmitting antennas;Bayesian Optimization;Massive Multiple-input And Multiple-output;Simulation Results;Accurate Estimation;Posterior Probability;Multiple-input Multiple-output;Graph Neural Networks;Ability Of The Algorithm;Moment Matching;Objective Function;Learning Rate;Detection Performance;Additive Noise;Kullback-Leibler;Learnable Parameters;Marginal Distribution;Gated Recurrent Unit;Damping Factor;Quadrature Amplitude Modulation;Message Passing;Symbol Error Rate;Negative Variance

摘要： In this letter, a model-driven detector called IEP-GNN is proposed for massive multiple-input and multiple-output (MIMO) systems. Graph neural network ...

作者： Nan Wu¹;Yikun Zhang¹;Haoyang Li¹;Tingting Zhang¹;Juan Liu²;Xiaolin Hou²;Wenjia Liu²; （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²DOCOMO, Beijing Communications Laboratories Company, Ltd., Beijing, China）

出处： IEEE Transactions on Vehicular Technology 2024 Vol.73 No.2 P2848-2853

关键词： Symbols;Equalizers;Receivers;Complexity theory;Message passing;Decoding;Discrete Fourier transforms;Iterative Receiver;Convergence Rate;Mean-field;Spectral Efficiency;Gaussian Approximation;Multipath Channel;Factor Graph;Generation Wireless Communication;Computational Complexity;Low Complexity;Fast Fourier Transform;Invertible;Additive Noise;Discrete Fourier Transform;Minimum Mean Square Error;Information Bits;Orthogonal Frequency Division Multiplexing;Norm Constraint;Variable Nodes;Inter-symbol Interference;Low-density Parity-check Codes;Low-density Parity-check;Kinds Of Messages;Peak-to-average Power Ratio;Intermediate Parameters;Evidence Lower Bound;Underestimation Of Variance;Flat Fading;Variational Framework

摘要： Non-orthogonal waveform has been identified as a promising spectrally efficient technology in the next generation wireless communications. In this cor ...

作者： Weihao Wang^1,2;Zesong Fei¹;Jing Guo¹;Salman Durrani³;Halim Yanikomeroglu⁴; （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²Yangtze Delta Region Academy of Beijing Institute of Technology, Jiaxing, China ³School of Engineering, The Australian National University, Canberra, ACT, Australia ⁴Department of Systems and Computer Engineering, Non-Terrestrial Networks (NTN) Lab, Carleton University, Ottawa, Canada）

出处： IEEE Internet of Things Journal 2024 Vol.11 No.3 P4163-4178

关键词： Autonomous aerial vehicles;Array signal processing;Three-dimensional displays;Probability;Internet of Things;Communication networks;Power system reliability;Unmanned Aerial Vehicles;Unmanned Aerial Vehicles Communication;Outage Performance;Beam Misalignment;Random Misalignment;Altitude;Monte Carlo Simulation;Communication Network;Wireless Networks;3D Space;Multiple Antennas;Outage Probability;Co-channel Interference;Stochastic Geometry;Association Scheme;Signal Strength;Base Station;Large-scale Networks;Beampattern;Path Loss;User Equipment;Perfect Alignment;Beamforming Gain;Bottom Of Page;Signal-to-interference-plus-noise Ratio;Coverage Probability;Half-power Beamwidth;Homogeneous Poisson Point Process;Poisson Process;Azimuth Direction

摘要： By exploiting the degree of freedom on the altitude, unmanned aerial vehicle (UAV) communication can provide ubiquitous communication for future wirel ...

作者： Xinyu Xie¹;Yongpeng Wu¹;Jianping An²;Derrick Wing Kwan Ng³;Chengwen Xing²;Wenjun Zhang¹; （¹Department of Electronic Engineering, Shanghai Jiao Tong University, Shanghai, China ²School of Information and Electronics, Beijing Institute of Technology, Beijing, China ³School of Electrical Engineering and Telecommunications, University of New South Wales, Sydney, NSW, Australia）

出处： IEEE Transactions on Communications 2024 P1

关键词： Coherence;Massive MIMO;Fading channels;Encoding;Dictionaries;Channel estimation;Termination of employment

摘要： This paper investigates the unsourced random access (URA) problem with a massive multiple-input multiple-output receiver that serves wireless devices ...

作者： Qinxuan Wang^1,2,3;Haoxuan Xu¹;Shengtai Lin¹;Jiawei Zhang¹;Wei Zhang¹;Shiming Xiang^2,3;Meiguo Gao¹; （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²Institute of Automation, Chinese Academy of Sciences, Beijing, China ³School of Artificial Intelligence, University of Chinese Academy of Sciences, Beijing, China）

出处： IEEE Transactions on Aerospace and Electronic Systems 2024 P1-17

关键词： Radar;Radar detection;Spaceborne radar;Object detection;Deep learning;Autonomous aerial vehicles;Doppler radar

摘要： Unmanned Aerial Vehicle (UAV) targets are characterized by slow speed, low flying altitude, and small Radar Cross Section, which provides them with gr ...

作者： Xile Zhang¹;Lantu Guo²;Cui Ben¹;Yang Peng¹;Yu Wang¹;Shengnan Shi¹;Yun Lin³;Guan Gui¹; （¹College of Telecommunications and Information Engineering, Nanjing University of Posts and Telecommunications, Nanjing, China ²School of Information and Electronics, Beijing Institute of Technology, Beijing, China ³College of Information and Communication Engineering, Harbin Engineering University, Harbin, China）

出处： IEEE Transactions on Vehicular Technology 2024 Vol.73 No.2 P2978-2982

关键词： Correlation;Logic gates;Convolutional neural networks;Time-frequency analysis;Feature extraction;Recurrent neural networks;Convergence;Neural Network;Recurrent Neural Network;Graph Convolution;Convolutional Neural Network;Frequency Band;Convergence Rate;Attention Network;Temporal Correlation;Nodes In The Graph;Spectra Data;Hidden State;Graph Convolutional Network;Gated Recurrent Unit;Unlicensed Spectrum;Pearson Correlation;Root Mean Square Error;Model Performance;Deep Learning;Predictive Performance;Hidden Layer;Correlation Threshold;Graph Neural Networks;Graph Construction;Analysis Of The Experimental Results;Power Spectrum Density;Support Vector Regression;Feature Matrix;Update Gate;Predictive Correlation;Speed Prediction

摘要： Radio spectrum prediction is an important task for dynamic spectrum management and spectrum congestion mitigation. However, due to the complexity and ...

作者： Chengyao Li^1,2;Na Deng^1,2;Chengwen Xing³;Haichao Wei⁴;Nan Zhao^1,2;Dusit Niyato⁵; （¹School of Information and Communication Engineering, Dalian University of Technology, Dalian, China ²State Key Laboratory of Integrated Service Networks, Xidian University, Xi’an, China ³School of Information and Electronics, Beijing Institute of Technology, Beijing, China ⁴School of Information Science and Technology, Dalian Maritime University, Dalian, China ⁵College of Computing and Data Science, Nanyang Technological University, Singapore）

出处： IEEE Transactions on Communications 2024 P1

关键词： Handover;Interference;Intercell interference;Throughput;Quality of experience;Downlink;Signal to noise ratio

摘要： To alleviate the time overhead of the handover and beam reselection caused by user mobility, a velocity-based association policy has been adopted in h ...

作者： Xinyao Wang¹;Zhong Zheng¹;Zesong Fei¹;Zhu Han^2,3;Yuzhen Huang⁴; （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²Department of Electrical and Computer Engineering, University of Houston, Houston, TX, USA ³Department of Computer science and Engineering, Kyung Hee University, Seoul, South Korea ⁴Academy of Military Sciences of PLA, Beijing, China）

出处： IEEE Transactions on Wireless Communications 2024 P1

摘要： The massive multi-input multi-output (mMIMO) systems are vulnerable to both pilot contamination and pilot spoofing attack (PSA), which jeopardize the ...

作者： Jiwen Wang¹;Rongrong Zhang²;Ju Ren³;Fangxin Wang⁴;Shuai Wang¹;Jihong Yu¹; （¹School of Information and Electronics, Beijing Institute of Technology, Beijing, China ²Information Engineering College, Capital Normal University, Beijing, China ³Department of Computer Science and Technology, BNRist, Tsinghua University, Beijing, China ⁴School of Science and Engineering and the Future Network of Intelligence Institute, The Chinese University of Hong Kong, Shenzhen, Shenzhen, China）

出处： IEEE Transactions on Communications 2024 Vol.72 No.2 P924-937

关键词： Ultra reliable low latency communication;Delays;5G mobile communication;Uplink;Queueing analysis;Robustness;Redundancy;Hybrid Automatic Repeat Request;Grant-free Access;Lower Bound;System Load;Moderate Load;Information Freshness;Multiple-input Multiple-output;Poisson Process;Service Time;Transmission Time;Transition Probability Matrix;Average Delay;Occupancy Rate;Processing Delay;Propagation Delay;User Equipment;Geometric Distribution;Non-orthogonal Multiple Access;Packet Transmission;Round-trip Time;Time Of Packets;Transmission Time Interval;Successful Transmission Probability;5G New Radio;Delay Distribution;Packet Arrival;Transmission Probability;Queueing System;Low-density Parity-check;Second Moment

摘要： For mission-critical URLLC applications, timely status updates are essential. This paper investigates the age of information (AoI) of the three HARQ s ...