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Noisy labels are inevitable in real-world scenarios. Due to the strong capacity of deep neural networks to memorize corrupted labels, these noisy labels can cause significant performance degradation. Existing research on mitigating the…

机器学习 · 计算机科学 2025-10-02 Xinlei Zhang , Fan Liu , Chuanyi Zhang , Fan Cheng , Yuhui Zheng

Multi-agent systems often communicate over low-power shared wireless networks in unlicensed spectrum, prone to denial-of-service attacks. We consider the following scenario: multiple pairs of agents communicating strategically over shared…

系统与控制 · 电气工程与系统科学 2023-03-01 Xu Zhang , Marcos M. Vasconcelos

The increasingly crowded radio frequency (RF) spectrum forces communication signals to coexist, creating heterogeneous interferers whose structure often departs from Gaussian models. Recovering the interference-contaminated signal of…

信号处理 · 电气工程与系统科学 2026-02-05 Ariel Rodrigez , Alejandro Lancho , Amir Weiss

We consider a sensor-receiver pair communicating over a wireless channel in the presence of a jammer who may launch a denial-of-service attack. We formulate a zero-sum game between a coordinator that jointly designs the transmission and…

系统与控制 · 电气工程与系统科学 2022-04-04 Xu Zhang , Marcos M. Vasconcelos

In recent years, the Deep Learning Alternating Minimization (DLAM), which is actually the alternating minimization applied to the penalty form of the deep neutral networks training, has been developed as an alternative algorithm to overcome…

机器学习 · 计算机科学 2021-02-02 Linbo Qiao , Tao Sun , Hengyue Pan , Dongsheng Li

With the advancement of communication, the spectrum shortage problem becomes a serious problem for future generations. The cognitive radio technology is proposed to address this concern. In cognitive radio networks, the secondary users can…

密码学与安全 · 计算机科学 2019-12-30 Ehsan Meamari , Khadijeh Afhamisisi , Hadi Shahriar Shahhoseini

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

This paper investigates physical layer security for a large-scale WSN with random multiple access, where each fusion center in the network randomly schedules a number of sensors to upload their sensed data subject to the overhearing of…

信息论 · 计算机科学 2022-04-14 Tong-Xing Zheng , Xin Chen , Chao Wang , Kai-Kit Wong , Jinhong Yuan

In standard implementations of distributed secondary control for DC MicroGrids (MGs), the exchange of local measurements among neighboring control agents is enabled via off-the-shelf wireless solutions, such as IEEE 802.11. However, Denial…

信息论 · 计算机科学 2016-12-23 Pietro Danzi , Marko Angjelichinoski , Čedomir Stefanović , Petar Popovski

Huge overhead of beam training imposes a significant challenge in millimeter-wave (mmWave) wireless communications. To address this issue, in this paper, we propose a wide beam based training approach to calibrate the narrow beam direction…

信号处理 · 电气工程与系统科学 2021-07-21 Ke Ma , Dongxuan He , Hancun Sun , Zhaocheng Wang , Sheng Chen

Due to the open communications environment in wireless channels, wireless networks are vulnerable to jamming attacks. However, existing approaches for jamming rely on knowledge of the legitimate users' (LUs') channels, extra jamming power,…

信号处理 · 电气工程与系统科学 2023-04-25 Huan Huang , Ying Zhang , Hongliang Zhang , Yi Cai , A. Lee Swindlehurst , Zhu Han

In this paper, we study the joint detection and angle estimation problem for beamspace multiple-input multiple-output (MIMO) systems with multiple random jamming targets. An iterative low-complexity generalized likelihood ratio test (GLRT)…

信号处理 · 电气工程与系统科学 2025-01-10 Pengguang Du , Cheng Zhang , Changwei Zhang , Zhilei Zhang , Yongming Huang

In this paper, we enhance physical layer security for downlink heterogeneous networks (HetNets) by using friendly jammers and full-duplex users. The jammers are selected to transmit jamming signal if their interfering power on the scheduled…

信息论 · 计算机科学 2017-09-20 Weijun Tang , Suili Feng , Yuehua Ding , Yuan Liu

This paper studies the secrecy rate maximization problem of a secure wireless communication system, in the presence of multiple eavesdroppers. The security of the communication link is enhanced through cooperative jamming, with the help of…

This paper introduces a novel unsupervised jamming detection framework designed specifically for monostatic multiple-input multiple-output (MIMO)-orthogonal frequency-division multiplexing (OFDM) radar systems. The framework leverages echo…

信号处理 · 电气工程与系统科学 2024-10-03 Luca Arcangeloni , Enrico Testi , Andrea Giorgetti

In this paper, we investigate jamming-resilient UAV path planning strategies for data collection in Internet of Things (IoT) networks, in which the typical UAV can learn the optimal trajectory to elude such jamming attacks. Specifically,…

网络与互联网体系结构 · 计算机科学 2024-01-18 Xueyuan Wang , M. Cenk Gursoy

With the rapid development of radar jamming systems, especially digital radio frequency memory (DRFM), the electromagnetic environment has become increasingly complex. In recent years, most existing studies have focused solely on either…

信号处理 · 电气工程与系统科学 2025-06-10 Huake Wang , Xudong Han , Bairui Cai , Guisheng Liao , Yinghui Quan

The common jamming mode in wireless communication is band barrage jamming, which is controllable and difficult to resist. Although this method is simple to implement, it is obviously not the best jamming waveform. Therefore, based on the…

密码学与安全 · 计算机科学 2022-12-23 Haidong Xie , Yizhou Xu , Yuanqing Chen , Nan Ji , Shuai Yuan , Naijin Liu , Xueshuang Xiang

It is critical that the models pay attention not only to accuracy but also to the certainty of prediction. Uncertain predictions of deep models caused by noisy data raise significant concerns in trustworthy AI areas. To explore and handle…

机器学习 · 计算机科学 2023-03-30 Wei Wei , Jiahuan Zhou , Hongze Li , Ying Wu

This paper considers a cooperative jamming (CJ)-aided secure wireless communication system. Conventionally, the jammer transmits Gaussian noise (GN) to enhance security; however, the GN scheme also degrades the legitimate receiver's…

信息论 · 计算机科学 2025-10-08 Hao Yang , Hao Xu , Kai Wan , Sijie Zhao , Robert Caiming Qiu
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