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相关论文: Impulsive Noise Detection in OFDM-based Systems: A…

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According to the recent 3GPP decisions on 6G air interface, orthogonal frequency-division multiplexing (OFDM)-based waveforms are the primary candidates for future integrated sensing and communication (ISAC) systems. In this paper, we…

信号处理 · 电气工程与系统科学 2025-11-12 Jialiang Zhu , Hamza Haif , Abdelali Arous , Huseyin Arslan , Arman Farhang

In this paper, we propose a framework to enhance the robustness of the neural models by mitigating the effects of process-induced and aging-related variations of analog computing components on the accuracy of the analog neural networks. We…

机器学习 · 计算机科学 2024-09-30 Seyedarmin Azizi , Mohammad Erfan Sadeghi , Mehdi Kamal , Massoud Pedram

Deep neural networks (DNNs) have become the de facto learning mechanism in different domains. Their tendency to perform unreliably on out-of-distribution (OOD) inputs hinders their adoption in critical domains. Several approaches have been…

机器学习 · 计算机科学 2020-06-26 Vahdat Abdelzad , Krzysztof Czarnecki , Rick Salay

Existing Out-of-Distribution (OoD) detection methods address to detect OoD samples from In-Distribution (InD) data mainly by exploring differences in features, logits and gradients in Deep Neural Networks (DNNs). We in this work propose a…

机器学习 · 计算机科学 2024-07-17 Kun Fang , Qinghua Tao , Xiaolin Huang , Jie Yang

The degrading effect of RF impairments on the performance of wireless communication systems is more pronounced in MIMO-OFDM transmission. Two of the most common impairments that significantly limit the performance of MIMO-OFDM transceivers…

信息论 · 计算机科学 2015-03-20 S. Bogana

Modern advances in sensor, computing, and communication technologies enable various smart grid applications. The heavy dependence on communication technology has highlighted the vulnerability of the electricity grid to false data injection…

密码学与安全 · 计算机科学 2018-09-18 Xiangyu Niu Jiangnan Li , Jinyuan Sun

The Internet of Things (IoT) is reshaping modern society by allowing a decent number of RF devices to connect and share information through RF channels. However, such an open nature also brings obstacles to surveillance. For alleviation, a…

机器学习 · 计算机科学 2021-10-13 Yongxin Liu , Yingjie Chen , Jian Wang , Shuteng Niu , Dahai Liu , Houbing Song

This paper analyses the statistics of the clipping noise in orthogonal frequency-division-multiplex (OFDM) based visible light Communication systems. The clipped signal is generally modelled as the summation of the scaled original signal…

信号处理 · 电气工程与系统科学 2019-09-10 Nima Taherkhani , Kamran Kiasaleh

This paper proposes a novel low probability of intercept (LPI) waveform design approach for orthogonal frequency-division multiplexing (OFDM)-based integrated sensing and communication systems by introducing artificial phase and Doppler…

信号处理 · 电气工程与系统科学 2026-03-02 Umut Utku Erdem , Lucas Giroto , Tobias Chaloun , Tom Schipper , Taewon Jeong , Christian Karle , Benjamin Nuss , Thomas Zwick

As a new candidate waveform for the next generation wireless communications, orthogonal chirp division multiplexing (OCDM) has attracted growing attention for its ability to achieve full diversity in uncoded transmission, and its robustness…

信息论 · 计算机科学 2024-01-10 Yun Liu , Fei Ji , Miaowen Wen , Hua Qing

Phase noise (PN) is a major disturbance in MIMO systems, where the contribution of different oscillators at the transmitter and the receiver side may degrade the overall performance and offset the gains offered by MIMO techniques. This is…

信息论 · 计算机科学 2024-05-14 Alberto Tarable , Francisco J. Escribano

The ambiguous appearance, tiny scale, and fine-grained classes of objects in remote sensing imagery inevitably lead to the noisy annotations in category labels of detection dataset. However, the effects and treatments of the label noises…

计算机视觉与模式识别 · 计算机科学 2024-05-16 Guozhang Liu , Ting Liu , Mengke Yuan , Tao Pang , Guangxing Yang , Hao Fu , Tao Wang , Tongkui Liao

Due to its time-varying nature, oscillator phase noise can significantly degrade the performance of channel estimation, carrier recovery, and data detection blocks in high-speed wireless communication systems. In this paper, we analyze…

信息论 · 计算机科学 2013-10-01 Rui Wang , Hani Mehrpouyan , Meixia Tao , Yingbo Hua

In this paper, we present a novel active beam learning method for in-band full-duplex wireless systems, that aims to design transmit and receive beams which suppress self-interference and maximize the sum spectral efficiency. Rather than…

信号处理 · 电气工程与系统科学 2024-12-06 Jeong Min Kong , Ian P. Roberts

Non-orthogonal multiple access (NOMA) was recently proposed as a viable technology that can potentially provide the spectral efficiency, low latency, and massive connectivity requirements of future radio networks. In this context, numerous…

信号处理 · 电气工程与系统科学 2020-01-07 Bassant Selim , Md Sahabul Alam , Georges Kaddoum , Basile L. Agba

It is well known that the performance of OFDM-based Powerline Communication (PLC) systems is impacted by impulsive noise. In this work, we propose a practical blind adaptive analog nonlinear filter to efficiently detect and mitigate…

信号处理 · 电气工程与系统科学 2018-03-02 Reza Barazideh , Alexei V. Nikitin , Balasubramaniam Natarajan

Deep Neural Networks (DNNs) are notoriously vulnerable to adversarial input designs with limited noise budgets. While numerous successful attacks with subtle modifications to original input have been proposed, defense techniques against…

机器学习 · 计算机科学 2025-06-27 Furkan Mumcu , Yasin Yilmaz

Machine learning (ML) can be used in various ways to improve multi-user multiple-input multiple-output (MU-MIMO) receive processing. Typical approaches either augment a single processing step, such as symbol detection, or replace multiple…

信息论 · 计算机科学 2021-07-01 Mathieu Goutay , Fayçal Ait Aoudia , Jakob Hoydis , Jean-Marie Gorce

Since deep learning models have been implemented in many commercial applications, it is important to detect out-of-distribution (OOD) inputs correctly to maintain the performance of the models, ensure the quality of the collected data, and…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Qing Yu , Kiyoharu Aizawa

In this work, we discuss techniques for coherently detecting turbo coded orthogonal frequency division multiplexed (OFDM) signals, transmitted through frequency selective Rayleigh (the magnitude of each channel tap is Rayleigh distributed)…

信息论 · 计算机科学 2015-11-04 K. Vasudevan