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This paper presents a novel method for synthesizing new physical layer modulation and coding schemes for communications systems using a learning-based approach which does not require an analytic model of the impairments in the channel. It…

信号处理 · 电气工程与系统科学 2018-03-09 Timothy J. O'Shea , Tamoghna Roy , Nathan West , Benjamin C. Hilburn

Adversarial training has proven to be effective in hardening networks against adversarial examples. However, the gained robustness is limited by network capacity and number of training samples. Consequently, to build more robust models, it…

机器学习 · 计算机科学 2020-06-02 Zheng Xu , Ali Shafahi , Tom Goldstein

Can an intelligent jammer learn and adapt to unknown environments in an electronic warfare-type scenario? In this paper, we answer this question in the positive, by developing a cognitive jammer that adaptively and optimally disrupts the…

信息论 · 计算机科学 2014-11-14 SaiDhiraj Amuru , Cem Tekin , Mihaela van der Schaar , R. Michael Buehrer

Adversarial approach has been widely used for data generation in the last few years. However, this approach has not been extensively utilized for classifier training. In this paper, we propose an adversarial framework for classifier…

机器学习 · 计算机科学 2018-11-22 Ehsan Montahaei , Mahsa Ghorbani , Mahdieh Soleymani Baghshah , Hamid R. Rabiee

It has been reported that deep learning models are extremely vulnerable to small but intentionally chosen perturbations of its input. In particular, a deep network, despite its near-optimal accuracy on the clean images, often mis-classifies…

机器学习 · 计算机科学 2022-03-16 A. Tuan Nguyen , Ser Nam Lim , Philip Torr

The rise of deep learning technique has raised new privacy concerns about the training data and test data. In this work, we investigate the model inversion problem in the adversarial settings, where the adversary aims at inferring…

密码学与安全 · 计算机科学 2019-02-25 Ziqi Yang , Ee-Chien Chang , Zhenkai Liang

In this work, we address the question of the adaptability of artificial neural networks (NNs) used for impairments mitigation in optical transmission systems. We demonstrate that by using well-developed techniques based on the concept of…

信号处理 · 电气工程与系统科学 2022-01-05 Pedro J. Freire , Daniel Abode , Jaroslaw E. Prilepsky , Nelson Costa , Bernhard Spinnler , Antonio Napoli , Sergei K. Turitsyn

Adversarial training (AT) aims to improve the robustness of deep learning models by mixing clean data and adversarial examples (AEs). Most existing AT approaches can be grouped into restricted and unrestricted approaches. Restricted AT…

机器学习 · 计算机科学 2020-04-14 Haidong Xie , Xueshuang Xiang , Naijin Liu , Bin Dong

This paper presents channel-aware adversarial attacks against deep learning-based wireless signal classifiers. There is a transmitter that transmits signals with different modulation types. A deep neural network is used at each receiver to…

信号处理 · 电气工程与系统科学 2021-12-22 Brian Kim , Yalin E. Sagduyu , Kemal Davaslioglu , Tugba Erpek , Sennur Ulukus

The demand for high speed data transmission has increased rapidly, leading to advanced optical communication techniques. In the past few years, multiple equalizers based on neural network (NN) have been proposed to recover signal from…

信号处理 · 电气工程与系统科学 2020-08-26 Qingyi Zhou , Fan Zhang , Chuanchuan Yang

Blind single-channel source separation is a long standing signal processing challenge. Many methods were proposed to solve this task utilizing multiple signal priors such as low rank, sparsity, temporal continuity etc. The recent advance of…

信号处理 · 电气工程与系统科学 2019-05-17 Yedid Hoshen

Machine learning has been widely applied in wireless communications. However, the security aspects of machine learning in wireless applications have not been well understood yet. We consider the case that a cognitive transmitter senses the…

网络与互联网体系结构 · 计算机科学 2019-01-29 Yi Shi , Tugba Erpek , Yalin E. Sagduyu , Jason H. Li

Deep Neural Networks (DNNs) are commonly used for various traffic analysis problems, such as website fingerprinting and flow correlation, as they outperform traditional (e.g., statistical) techniques by large margins. However, deep neural…

密码学与安全 · 计算机科学 2020-02-18 Milad Nasr , Alireza Bahramali , Amir Houmansadr

Future services demand high data rate and quality. Thus, it is necessary to define new and robust algorithms to equalize channels and reduce noise in communications. Nowadays, new equalization algorithms are being developed to optimize the…

信息论 · 计算机科学 2012-08-13 Sanaz Moshirian , Soheil Ghadami , Mohammad Havaei

We investigate the performance of parallel and adaptive quantum channel discrimination strategies for a finite number of channel uses. It has recently been shown that, in the asymmetric setting with asymptotically vanishing type I error…

量子物理 · 物理学 2024-03-28 Bjarne Bergh , Nilanjana Datta , Robert Salzmann , Mark M. Wilde

We propose a blind interference alignment scheme for the vector broadcast channel where the transmitter is equipped with M antennas and there are K receivers, each equipped with a reconfigurable antenna capable of switching among M preset…

信息论 · 计算机科学 2012-04-03 Chenwei Wang , Tiangao Gou , Syed A. Jafar

We develop a new active learning algorithm for the streaming setting satisfying three important properties: 1) It provably works for any classifier representation and classification problem including those with severe noise. 2) It is…

机器学习 · 计算机科学 2016-01-08 Tzu-Kuo Huang , Alekh Agarwal , Daniel J. Hsu , John Langford , Robert E. Schapire

In this paper, we propose a scheme that utilizes the optimization ability of artificial intelligence (AI) for optimal transceiver-joint equalization in compensating for the optical filtering impairments caused by wavelength selective…

信号处理 · 电气工程与系统科学 2021-09-29 Zhiqun Zhai , Hexun Jiang , Mengfan Fu , Lei Liu , Lilin Yi , Weisheng Hu , Qunbi Zhuge

Designing efficient channel access schemes for wireless communications without any prior knowledge about the nature of environments has been a very challenging issue, especially when the channel states distribution of all spectrum resources…

网络与互联网体系结构 · 计算机科学 2016-11-17 Pan Zhou , Tao Jiang

Consider an assistive system that guides visually impaired users through speech and haptic feedback to their destination. Existing robotic and ubiquitous navigation technologies (e.g., portable, ground, or wearable systems) often operate in…

机器学习 · 计算机科学 2018-10-09 Eshed Ohn-Bar , Kris Kitani , Chieko Asakawa