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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 the realm of deep learning, spatial attention mechanisms have emerged as a vital method for enhancing the performance of convolutional neural networks. However, these mechanisms possess inherent limitations that cannot be overlooked.…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Xin Zhang , Chen Liu , Degang Yang , Tingting Song , Yichen Ye , Ke Li , Yingze Song

Orthogonal time frequency space (OTFS) modulation was shown to provide significant error performance advantages over orthogonal frequency division multiplexing (OFDM) in delay--Doppler channels. In order to detect OTFS modulated data, the…

信息论 · 计算机科学 2018-08-28 P. Raviteja , Khoa T. Phan , Yi Hong

In this paper, we propose a novel deep learning based approach for joint channel estimation and signal detection in orthogonal frequency division multiplexing (OFDM) systems by exploring the time and frequency correlation of wireless fading…

信息论 · 计算机科学 2020-08-11 Xuemei Yi , Caijun Zhong

This paper considers a multiple-input-multiple-output (MIMO) system with low-resolution analog-to-digital converters (ADCs). In this system, we propose a novel communication framework that is inspired by supervised learning. The key idea of…

信息论 · 计算机科学 2020-08-07 Yo-Seb Jeon , Song-Nam Hong , Namyoon Lee

Multiple-input multiple-output and orthogonal frequency-division multiplexing (MIMO-OFDM) are the key technologies in 4G and subsequent wireless communication systems. Conventionally, the MIMO-OFDM receiver is performed by multiple cascaded…

网络与互联网体系结构 · 计算机科学 2022-11-18 Ziyou Ren , Nan Cheng , Ruijin Sun , Xiucheng Wang , Ning Lu , Wenchao Xu

Model efficiency is crucial for object detection. Mostprevious works rely on either hand-crafted design or auto-search methods to obtain a static architecture, regardless ofthe difference of inputs. In this paper, we introduce a…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Junyi Feng , Jiashen Hua , Baisheng Lai , Jianqiang Huang , Xi Li , Xian-sheng Hua

Autonomous Aerial Manipulators (AAMs) are inherently coupled, nonlinear systems that exhibit nonstationary and multiscale residual dynamics, particularly during manipulator reconfiguration and abrupt payload variations. Conventional…

机器人学 · 计算机科学 2026-03-13 Samaksh Ujjawal , Naveen Sudheer Nair , Shivansh Pratap Singh , Rishabh Dev Yadav , Wei Pan , Spandan Roy

In this paper, deep neural network (DNN) is integrated with spatial modulation-orthogonal frequency division multiplexing (SM-OFDM) technique for end-to-end data detection over Rayleigh fading channel. This proposed system directly…

信号处理 · 电气工程与系统科学 2021-09-16 Ahmed M. Badi , Taissir Y. Elganimi , Osama A. S. Alkishriwo , Nadia Adem

Complex systems such as aircraft engines, turbines, and industrial machinery often operate under dynamically changing conditions. These varying operating conditions can substantially influence degradation behavior and make prognostic…

机器学习 · 计算机科学 2026-04-14 Yuqi Su , Xiaolei Fang

Orthogonal frequency division multiplexing (OFDM) has been widely applied in current communication systems. The artificial intelligence (AI)-aided OFDM receivers are currently brought to the forefront to replace and improve the traditional…

信号处理 · 电气工程与系统科学 2024-10-30 Peiwen Jiang , Tianqi Wang , Bin Han , Xuanxuan Gao , Jing Zhang , Chao-Kai Wen , Shi Jin , Geoffrey Ye Li

Operations and maintenance (O&M) scheduling is a critical problem in leased manufacturing systems, with significant implications for operational efficiency, cost optimization, and machine reliability. Solving this problem involves…

最优化与控制 · 数学 2025-03-25 Iman Kazemian , Murat Yildirim , Paritosh Ramanan

Over-the-air federated learning (OTA-FL) is an emerging technique to reduce the computation and communication overload at the PS caused by the orthogonal transmissions of the model updates in conventional federated learning (FL). This…

信息论 · 计算机科学 2023-05-29 Saba Asaad , Hina Tabassum , Chongjun Ouyang , Ping Wang

Well-maintained road networks are crucial for achieving Sustainable Development Goal (SDG) 11. Road surface damage not only threatens traffic safety but also hinders sustainable urban development. Accurate detection, however, remains…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Jianhan Lin , Yuchu Qin , Shuai Gao , Yikang Rui , Jie Liu , Yanjie Lv

Distributed machine learning (ML) over wireless networks hinges on accurate channel state information (CSI) and efficient exchange of high-dimensional model updates. These demands are governed by channel coherence time and bandwidth, which…

信息论 · 计算机科学 2026-03-10 Mehdi Karbalayghareh , David J. Love , Christopher G. Brinton

In this paper we consider Multiple-Input-Multiple-Output (MIMO) detection using deep neural networks. We introduce two different deep architectures: a standard fully connected multi-layer network, and a Detection Network (DetNet) which is…

信息论 · 计算机科学 2019-05-22 Neev Samuel , Tzvi Diskin , Ami Wiesel

Learning efficient visual representations across heterogeneous unlabeled datasets remains a central challenge in federated learning. Effective federated representations require features that are jointly informative across clients while…

计算机视觉与模式识别 · 计算机科学 2025-10-27 Guiqiu Liao , Matjaz Jogan , Eric Eaton , Daniel A. Hashimoto

This paper presents AFD-STA Net, a neural framework integrating adaptive filtering and spatiotemporal dynamics learning for predicting high-dimensional chaotic systems governed by partial differential equations. The architecture combines:…

机器学习 · 计算机科学 2025-05-26 Chunlin Gong , Yin Wang , Jingru Li , Hanleran Zhang

Change Detection is a crucial but extremely challenging task of remote sensing image analysis, and much progress has been made with the rapid development of deep learning. However, most existing deep learning-based change detection methods…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Yuhang Gan , Wenjie Xuan , Hang Chen , Juhua Liu , Bo Du

This article presents our initial results in deep learning for channel estimation and signal detection in orthogonal frequency-division multiplexing (OFDM). OFDM has been widely adopted in wireless broadband communications to combat…

信息论 · 计算机科学 2017-08-30 Hao Ye , Geoffrey Ye Li , Biing-Hwang Fred Juang