Explanipedia

SMAPPO: A security-aware multi-agent reinforcement learning framework for secure computation offloading in SAGIN Open

Chaochao Miao, Changping Fu, Xuegang Wang, Boya Liu · 2025

With the deployment of the 6G space-air-ground integrated network, IoT devices face challenges such as limited computational capacity, insufficient energy, and security risks. To address these issues, this paper proposes a security-aware m…

Oyster farming acts as a marine carbon dioxide removal (mCDR) hotspot for climate change mitigation Open

Xintong Chen, Zhou Zhang, Minghu Pan, Yang Liu, Changlin Li , et al. · 2025

Bivalve farming, a vital component of global aquaculture, has been proposed as a potential marine carbon dioxide removal (mCDR) strategy, yet its role remains contentious. Using field mesocosms, we demonstrate that oyster filter-feeding en…

Object Detection in Single SAR Images via a Saliency Framework Integrating Bayesian Inference and Adaptive Iteration Open

Haixiang Li, Haohao Ren, Yun Zhou, Lin Zou, Xuegang Wang · 2025

Object detection in single synthetic aperture radar (SAR) imagery has always been essential for SAR interpretation. Over the years, the saliency-based detection method is considered as a strategy that can overcome some inherent deficiencie…

Significant wave height prediction based on the GVSAO-CNN-BiGRU-SA model Open

Zongquan Ying, Wengeng Shen, Xuegang Wang, Yiming Zhao, Meihong Lin · 2025

To improve the accuracy and robustness of significant wave height prediction under complex marine conditions, a multi-strategy Snow Ablation Optimization (GVSAO) model based on the Good Point Set Initialization Strategy (G), Cyclic Oscilla…

Significant wave height prediction in monsoon regions based on the VMD-CNN-BiLSTM model Open

W. Shen, Zongquan Ying, Yiming Zhao, Xuegang Wang · 2024

A novel significant wave height prediction method for monsoon regions is proposed, utilizing the VMD-CNN-BiLSTM model to enhance prediction accuracy under complex meteorological conditions. Traditional numerical models exhibit limitations …

Rumor detection model with weighted GraphSAGE focusing on node location Open

Manfu Ma, Cong Zhang, Yong Li, Jiahao Chen, Xuegang Wang · 2024

While social media platforms promote people's information exchange and dissemination, they also make rumors spread rapidly on online platforms. Therefore, how to detect rumors quickly, timely and accurately has become a hot topic for schol…

Multi-Level Feature-Refinement Anchor-Free Framework with Consistent Label-Assignment Mechanism for Ship Detection in SAR Imagery Open

Yun Zhou, Sensen Wang, Haohao Ren, Junyi Hu, Lin Zou , et al. · 2024

Deep learning-based ship-detection methods have recently achieved impressive results in the synthetic aperture radar (SAR) community. However, numerous challenging issues affecting ship detection, such as multi-scale characteristics of the…

Debunking Rumors: Exploring the truth in a sea of social Whispers Open

Manfu Ma, Cong Zhang, Yong Li, Jiahao Chen, Xuegang Wang · 2024

While social media platforms promote people's information exchange and dissemination, they also make rumors spread rapidly on online platforms. Therefore, how to detect rumors quickly, timely and accurately has become a hot topic for schol…

Rolling Bearing Fault Diagnostics Based on Improved Data Augmentation and ConvNet Open

Delanyo Kwame Bensah Kulevome, Hong Wang, Xuegang Wang · 2023

Convolutional neural networks (CNNs) are well suited to bearing fault classification due to their ability to learn discriminative spectro-temporal patterns. However, gathering sufficient cases of faulty conditions in real-world engineering…

Effect of Aging on Impact Toughness and Fracture Behavior of Three Wrought Aluminum Alloys Open

B.S. Gong, Zhenjun Zhang, QiQiang Duan, Jiapeng Hou, Ronghua Li , et al. · 2023

Herein, the effect of the aging state on the impact toughness of three typical wrought Al alloys (7075, 2024, and 6A01) is investigated. At room temperature, the fracture mode of the three aluminum alloys at different aging states is a duc…

The Research on the Impact Factors of the Comprehensive Evaluation of Communication Unit Camps Based on Analytic Hierarchy Process Open

Zhen Wu, Xuegang Wang, Lihua Fang, Qiuchen Gu · 2023

Currently, the comprehensive assessment of the communication troops’ camp planning project is primarily qualitative, with limited quantitative evaluation. Drawing upon the relevant spirit of the Military Commission’s documents and leveragi…

The method of navigation performance optimization analysis for high speed monohull ships Open

Zhaolong Yang, Zao-Jian Zou, Xuegang Wang · 2023

This paper is based on the drag resistance test data of the high-speed monohull model, a mathematical model for comprehensive optimization of the navigation performance of a high-speed monohull taking into account the rapidity, maneuverabi…

A Hierarchical PHM Framework for Phased Array Radar Systems Open

Delanyo Kwame Bensah Kulevome, Hong Wang, Zian Zhao, Xuegang Wang · 2023

Phased array radar (PAR) systems are critical for modern defense and surveillance applications, but their reliability and availability are affected by various factors, including physical and performance degradation.Furthermore, implementin…

The Method for Analyzing the Pitching Motion Pattern of a New Surface Unmanned Wing-sliding Boat Open

Zhaolong Yang, Zaojian Zou, Xuegang Wang · 2023

In this paper, a new surface unmanned wing skate (NUSV) is taken as the research object, and the free decay model test under different drafts and different initial pitch angles is completed. In the case of specially selected regular waves,…

Slow-Time Ambiguity Function Shaping With Spectral Coexistence for Cognitive Radar Open

Cui Zhang, Jifang Pei, Yujie Zhang, Yin Zhang, Weibo Huo , et al. · 2023

In the spectrum-congested environment, weak target obscuration can be addressed by simultaneously shaping the ambiguity function and waveform spectrum based on cognitive radar a priori information. In this article, we investigate joint wav…

The Satellite Coverage Analysis is Based on a Combination of STK and MATLAB Open

Cheng Zhang, Xuegang Wang, Yunzheng Liu · 2022

In maritime military operations, reconnaissance satellites can provide all-around and efficient reconnaissance and surveillance of target areas in established orbits, regardless of territorial, airspace, and territorial sea restrictions, a…

Deep Neural Network based Classification of Rolling Element Bearings and Health Degradation Through Comprehensive Vibration Signal Analysis Open

Delanyo Kwame Bensah Kulevome, Hong Wang, Xuegang Wang · 2022

Rolling element bearings are machine components used to allow circular movement and hence deliver forces between components of machines used in diverse areas of industry. The likelihood of failure has the propensity of increasing under pro…

Sealing Failure Mechanism and Control Method for Cement Sheath in Hpht Gas Wells Open

Wei Lian, Jun Li, Derong Xu, Zongyu Lu, Kai Ren , et al. · 2022

A feed‐forward framework integrating saliency and geometry discrimination for shadow detection in SAR images Open

Haixiang Li, Xuelian Yu, Lin Zou, Yun Zhou, Xuegang Wang · 2021

Shadow has been increasingly a kind of significant aid information for object extraction and scene interpretation in synthetic aperture radar images, which makes SAR shadow detection an important issue. In this paper, we propose a feed‐for…

Two new methods for facial expression recognition using Convolutional Neural Networks Open

Jinfeng Wang, Xuegang Wang · 2021

In this research, we propose two novel methods for facial expression recognition to improve the accuracy of recognition. The first of our novel approach is to add the Batch Normalization (BN) layer to the CNN model, and the second of the n…

Analysis and Improvement of Oblique Shear Phenomenon of Direct Shear Apparatus Open

Chao Teng, Liu Zhi-jun, Xuegang Wang, Liping He · 2021

Direct shear test is an important method to test the shear strength of soil. But the phenomenon of “oblique shear” often appears in the process of test, the soil sample subjected to eccentric pressure and uneven stress distribution, which …

A Novel MIMO Array with Reduced Mutual Coupling and Increased Degrees of Freedom Open

Mingxin Liu, Lin Zou, Haohao Ren, Xuelian Yu, Yun Zhou , et al. · 2021

In this paper, we consider the problem of array design for Multiple-Input Multiple-Output (MIMO) array under the condition of fixed number of physical sensors and mutual coupling. A novel MIMO array based on the second-order super nested t…

A BIDIRECTIONAL LSTM-BASED PROGNOSTICATION OF ELECTROLYTIC CAPACITOR Open

Delanyo Kwame Bensah Kulevome, Hong Wang, Xuegang Wang · 2021

STAP Based on Toeplitz Covariance Matrix Reconstruction for Airborne Radar Open

Mingxin Liu, Lin Zou, Xuelian Yu, Yun Zhou, Xuegang Wang · 2020

We consider the problem of clutter covariance matrix (CCM) estimation for space-time adaptive processing (STAP) radar in the small sample. In this paper, a fast efficient algorithm for CCM reconstruction is proposed to overcome this shortc…

Corrosion Behavior of Al-Cu-RE(Re= La, Ce) Alloy Joints in Alkaline Soil Extract Open

Fengjie Yan, Xuegang Wang, Xingeng Li, Chengguo Wang, Bo Jiang · 2020

Application of Authorization in Smart Grid based on the PasS Microservice architecture Open

Yi Ding, Tong Donghui, Xuegang Wang, Zhang Shu-liang · 2020

This paper introduces a smart grid environment authorization service architecture based on XACML and SAML standards. Software prototypes are deployed with the platform as a service (PaaS) framework Appscale. Appscale is an open source AppE…

Knowledge Aided Covariance Matrix Estimation via Gaussian Kernel Function for Airborne SR-STAP Open

Mingxin Liu, Lin Zou, Xuelian Yu, Yun Zhou, Xuegang Wang , et al. · 2020

In practical airborne radar, the interference signals in training snapshots usually lead to inaccurate estimation of the clutter covariance matrix (CCM) in space-time adaptive processing (STAP), which seriously degrade radar performance an…

Robust STAP With Reduced Mutual Coupling and Enhanced DOF Based on Super Nested Sampling Structure Open

Mingxin Liu, Xuegang Wang, Lin Zou · 2019

In practical airborne radar, mutual coupling between array elements usually leads to space-time steering vector distortion for space-time adaptive processing (STAP), which seriously degrades radar performance. In this paper, a robust STAP …

Joint Supervised Dictionary and Classifier Learning for Multi-View SAR Image Classification Open

Haohao Ren, Xuelian Yu, Lin Zou, Yun Zhou, Xuegang Wang · 2019

A new multi-view sparse representation classification (SRC) algorithm based on joint supervised dictionary and classifier learning (MSRC-JSDC) is proposed for synthetic aperture radar (SAR) image classification. Unlike most existing sparse…

PRACTICAL BEAMFORMING TECHNOLOGIES FOR WIDEBAND DIGITAL ARRAY RADAR Open

Mingxin Liu, Lin Zou, Xuegang Wang · 2019

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