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Due to the broadcast nature of wireless communications, physical-layer security has attracted increasing concerns from both academia and industry. Artificial noise (AN), as one of the promising physical-layer security techniques, is capable…

密码学与安全 · 计算机科学 2025-09-17 Hong Niu , Yue Xiao , Xia Lei , Jiangong Chen , Zhihan Xiao , Mao Li , Chau Yuen

A space-time physical-layer network coding (ST- PNC) method is presented for information exchange among multiple users over fully-connected multi-way relay networks. The method involves two steps: i) side-information learning and ii)…

信息论 · 计算机科学 2014-10-16 Namyoon Lee , Robert W. Heath

The rapid proliferation and growth of artificial intelligence (AI) has led to the development of federated learning (FL). FL allows wireless devices (WDs) to cooperatively learn by sharing only local model parameters, without needing to…

信号处理 · 电气工程与系统科学 2025-07-22 Zihao Hu , Jia Yan , Ying-Jun Angela Zhang , Jun Zhang , Khaled B. Letaief

Model-based offline reinforcement learning (RL), which builds a supervised transition model with logging dataset to avoid costly interactions with the online environment, has been a promising approach for offline policy optimization. As the…

机器学习 · 计算机科学 2023-09-06 Junming Yang , Xingguo Chen , Shengyuan Wang , Bolei Zhang

There has been emerging interest to use transductive learning for adversarial robustness (Goldwasser et al., NeurIPS 2020; Wu et al., ICML 2020). Compared to traditional "test-time" defenses, these defense mechanisms "dynamically retrain"…

机器学习 · 计算机科学 2021-06-17 Jiefeng Chen , Yang Guo , Xi Wu , Tianqi Li , Qicheng Lao , Yingyu Liang , Somesh Jha

Deep learning has emerged as a key tool for designing nanophotonic structures that manipulate light at sub-wavelength scales. We investigate how to inversely design plasmonic nanostructures using conditional generative adversarial networks.…

光学 · 物理学 2026-05-21 Petter Persson , Nils Henriksson , Nicolò Maccaferri

Adversarial training and adversarial purification are two widely used defense strategies for enhancing model robustness against adversarial attacks. However, adversarial training requires costly retraining, while adversarial purification…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Xuelong Dai , Dong Wang , Xiuzhen Cheng , Bin Xiao

Adversarial training has been shown to produce state of the art results for generative image modeling. In this paper we propose an adversarial training approach to train semantic segmentation models. We train a convolutional semantic…

计算机视觉与模式识别 · 计算机科学 2016-11-28 Pauline Luc , Camille Couprie , Soumith Chintala , Jakob Verbeek

Machine learning systems based on deep neural networks, being able to produce state-of-the-art results on various perception tasks, have gained mainstream adoption in many applications. However, they are shown to be vulnerable to…

机器学习 · 计算机科学 2018-01-16 Bo Luo , Yannan Liu , Lingxiao Wei , Qiang Xu

When implementing hierarchical federated learning over wireless networks, scalability assurance and the ability to handle both interference and device data heterogeneity are crucial. This work introduces a new two-level learning method…

信息论 · 计算机科学 2024-01-12 Seyed Mohammad Azimi-Abarghouyi , Viktoria Fodor

Deep reinforcement learning models are vulnerable to adversarial attacks that can decrease a victim's cumulative expected reward by manipulating the victim's observations. Despite the efficiency of previous optimization-based methods for…

机器学习 · 计算机科学 2023-02-28 You Qiaoben , Chengyang Ying , Xinning Zhou , Hang Su , Jun Zhu , Bo Zhang

Due to the malicious attacks in wireless networks, physical layer security has attracted increasing concerns from both academia and industry. The research on physical layer security mainly focuses either on the secrecy capacity/achievable…

信息论 · 计算机科学 2019-01-24 Dong Wang , Bo Bai , Wenbo Zhao , Zhu Han

In this paper, we propose two novel physical layer aware adaptive network coding and coded modulation schemes for time variant channels. The proposed schemes have been applied to different satellite communications scenarios with different…

In this paper we study multi-task oriented communication system via studying analog encoding method for multiple estimation tasks. The basic idea is to utilize the correlation among interested information required by different tasks and the…

信息论 · 计算机科学 2023-05-18 Chenmin Sha , Shidong Zhou

Autonomous navigation has become an increasingly popular machine learning application. Recent advances in deep learning have also resulted in great improvements to autonomous navigation. However, prior outdoor autonomous navigation depends…

计算机视觉与模式识别 · 计算机科学 2018-05-23 Jaeyoon Yoo , Yongjun Hong , YungKyun Noh , Sungroh Yoon

A wireless communications system usually consists of a transmitter which transmits the information and a receiver which recovers the original information from the received distorted signal. Deep learning (DL) has been used to improve the…

密码学与安全 · 计算机科学 2023-10-02 Jinyin Chen , Jie Ge , Shilian Zheng , Linhui Ye , Haibin Zheng , Weiguo Shen , Keqiang Yue , Xiaoniu Yang

As a defense strategy against adversarial attacks, adversarial detection aims to identify and filter out adversarial data from the data flow based on discrepancies in distribution and noise patterns between natural and adversarial data.…

计算机视觉与模式识别 · 计算机科学 2025-03-06 Qian Wang , Chen Li , Yuchen Luo , Hefei Ling , Shijuan Huang , Ruoxi Jia , Ning Yu

While vision-language pre-training model (VLP) has shown revolutionary improvements on various vision-language (V+L) tasks, the studies regarding its adversarial robustness remain largely unexplored. This paper studied the adversarial…

机器学习 · 计算机科学 2022-10-21 Jiaming Zhang , Qi Yi , Jitao Sang

Adversarial attacks and defenses in machine learning and deep neural network have been gaining significant attention due to the rapidly growing applications of deep learning in the Internet and relevant scenarios. This survey provides a…

机器学习 · 计算机科学 2023-03-14 Yulong Wang , Tong Sun , Shenghong Li , Xin Yuan , Wei Ni , Ekram Hossain , H. Vincent Poor

Strong authentication in an interconnected wireless environment continues to be an important, but sometimes elusive goal. Research in physical-layer authentication using channel features holds promise as a technique to improve network…

信号处理 · 电气工程与系统科学 2020-09-01 Ken St. Germain , Frank Kragh
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