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The open and broadcast nature of wireless communication systems, while enabling ubiquitous connectivity, also exposes them to jamming attacks that may critically compromise network performance or disrupt service availability. The…

网络与互联网体系结构 · 计算机科学 2025-12-10 Ngoc-Tan Nguyen , Thi-Thu Hoang , Trung-Dung Hoang , Thai-Duong Nguyen

At a cocktail party, humans exhibit an impressive ability to direct their attention. The auditory attention detection (AAD) approach seeks to identify the attended speaker by analyzing brain signals, such as EEG signals. However, current…

音频与语音处理 · 电气工程与系统科学 2024-11-19 Sheng Yan , Cunhang fan , Hongyu Zhang , Xiaoke Yang , Jianhua Tao , Zhao Lv

Semantic segmentation of remote sensing images is essential for various applications, including vegetation monitoring, disaster management, and urban planning. Previous studies have demonstrated that the self-attention mechanism (SA) is an…

计算机视觉与模式识别 · 计算机科学 2025-01-15 Wei Long , Yongjun Zhang , Zhongwei Cui , Yujie Xu , Xuexue Zhang

The detection of flooded areas using high-resolution synthetic aperture radar (SAR) imagery is a critical task with applications in crisis and disaster management, as well as environmental resource planning. However, the complex nature of…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Tamer Saleh , Xingxing Weng , Shimaa Holail , Chen Hao , Gui-Song Xia

Seismic impedance inversion is a widely used technique for reservoir characterization. Accurate, high-resolution seismic impedance data form the foundation for subsequent reservoir interpretation. Deep learning methods have demonstrated…

地球物理 · 物理学 2024-08-06 Wen Feng , Yong Li , Yingtian Liu , Huating Li

In this paper, we investigate the problem of jamming detection and channel estimation during multi-user uplink beam training under random pilot jamming attacks in beamspace massive multi-input-multi-output (MIMO) systems. For jamming…

信号处理 · 电气工程与系统科学 2024-10-21 Pengguang Du , Cheng Zhang , Yindi Jing , Chao Fang , Zhilei Zhang , Yongming Huang

In recent years, deep learning based object detection methods have achieved promising performance in controlled environments. However, these methods lack sufficient capabilities to handle underwater object detection due to these challenges:…

计算机视觉与模式识别 · 计算机科学 2022-03-15 Long Chen , Feixiang Zhou , Shengke Wang , Junyu Dong , Ning Li , Haiping Ma , Xin Wang , Huiyu Zhou

This paper develops a novel framework to defeat a super-reactive jammer, one of the most difficult jamming attacks to deal with in practice. Specifically, the jammer has an unlimited power budget and is equipped with the self-interference…

网络与互联网体系结构 · 计算机科学 2021-10-28 Nguyen Van Huynh , Diep N. Nguyen , Dinh Thai Hoang , Thang X. Vu , Eryk Dutkiewicz , Symeon Chatzinotas

Deep learning technologies have significantly improved performance in the field of synthetic aperture radar (SAR) image target recognition compared to traditional methods. However, the inherent ``black box" property of deep learning models…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Zhuoxuan Li , Xu Zhang , Shumeng Yu , Haipeng Wang

Unmanned aerial vehicles (UAVs) can be integrated into wireless sensor networks (WSNs) for smart city applications in several ways. Among them, a UAV can be employed as a relay in a "store-carry and forward" fashion by uploading data from…

信号处理 · 电气工程与系统科学 2021-12-07 Donatella Darsena , Giacinto Gelli , Ivan Iudice , Francesco Verde

Jamming attacks target a wireless network creating an unwanted denial of service. 5G is vulnerable to these attacks despite its resilience prompted by the use of millimeter wave bands. Over the last decade, several types of jamming…

信息论 · 计算机科学 2020-03-17 Youness Arjoune , Fatima Salahdine , Md. Shoriful Islam , Elias Ghribi , Naima Kaabouch

Pansharpening aims to generate high-resolution multispectral (HRMS) images by fusing low-resolution multispectral (LRMS) and high-resolution panchromatic (PAN) images. Although deep learning has advanced this field, mainstream…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Jianing Zhang , Zijian Zhou , Kai Sun

Object detection has been vigorously investigated for years but fast accurate detection for real-world scenes remains a very challenging problem. Overcoming drawbacks of single-stage detectors, we take aim at precisely detecting objects for…

计算机视觉与模式识别 · 计算机科学 2020-03-16 Xingyu Chen , Junzhi Yu , Shihan Kong , Zhengxing Wu , Li Wen

Domain adaptation (DA) aims to transfer the knowledge of a well-labeled source domain to facilitate unlabeled target learning. When turning to specific tasks such as indoor (Wi-Fi) localization, it is essential to learn a cross-domain…

人机交互 · 计算机科学 2024-07-19 Haifeng Xia , Pu Perry Wang , Toshiaki Koike-Akino , Ye Wang , Philip Orlik , Zhengming Ding

This paper studies a new and challenging wireless surveillance problem where a legitimate monitor attempts to eavesdrop two suspicious communication links simultaneously. To facilitate concurrent eavesdropping, our multi-antenna legitimate…

信号处理 · 电气工程与系统科学 2019-07-30 Haiyang Zhang , Lingjie Duan , Rui Zhang

Radar target recognition (RTR), as a key technology of intelligent radar systems, has been well investigated. Accurate RTR at low signal-to-noise ratios (SNRs) still remains an open challenge. Most existing methods are based on a single…

信号处理 · 电气工程与系统科学 2022-06-14 Han Meng , Yuexing Peng , Wei Xiang , Xu Pang , Wenbo Wang

When smartphone cameras are used to take photos of digital screens, usually moire patterns result, severely degrading photo quality. In this paper, we design a wavelet-based dual-branch network (WDNet) with a spatial attention mechanism for…

计算机视觉与模式识别 · 计算机科学 2020-07-20 Lin Liu , Jianzhuang Liu , Shanxin Yuan , Gregory Slabaugh , Ales Leonardis , Wengang Zhou , Qi Tian

Wireless communications are vulnerable against radio frequency (RF) jamming which might be caused either intentionally or unintentionally. A particular subset of wireless networks, vehicular ad-hoc networks (VANET) which incorporate a…

密码学与安全 · 计算机科学 2019-01-01 Dimitrios Kosmanos , Dimitrios Karagiannis , Antonios Argyriou , Spyros Lalis , Leandros Maglaras

RF emissions detection, classification, and spectro-temporal localization are crucial not only for tasks relating to understanding, managing, and protecting the RF spectrum, but also for safety and security applications such as detecting…

网络与互联网体系结构 · 计算机科学 2021-07-13 Hai N. Nguyen , Marinos Vomvas , Triet Vo-Huu , Guevara Noubir

Long-term time series forecasting (LTSF) is hampered by the challenge of modeling complex dependencies that span multiple temporal scales and frequency resolutions. Existing methods, including Transformer and MLP-based models, often…

机器学习 · 计算机科学 2025-09-22 Qianyang Li , Xingjun Zhang , Shaoxun Wang , Jia Wei