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Non-intrusive load monitoring (NILM) aims to decompose aggregated electrical usage signal into appliance-specific power consumption and it amounts to a classical example of blind source separation tasks. Leveraging recent progress on deep…

机器学习 · 计算机科学 2023-02-14 Jialing He , Jiamou Liu , Zijian Zhang , Yang Chen , Yiwei Liu , Bakh Khoussainov , Liehuang Zhu

Deep learning-based (DL-based) channel state information (CSI) feedback for a Massive multiple-input multiple-output (MIMO) system has proved to be a creative and efficient application. However, the existing systems ignored the wireless…

信号处理 · 电气工程与系统科学 2021-10-13 Haozhen Li , Boyuan Zhang , Xin Liang , Haoran Chang , Xinyu Gu , Lin Zhang

Extremely large-scale multiple-input multiple-output (XL-MIMO) is gaining attention as a prominent technology for enabling the sixth-generation (6G) wireless networks. However, the vast antenna array and the huge bandwidth introduce a…

信号处理 · 电气工程与系统科学 2024-12-03 Hao Lei , Jiayi Zhang , Huahua Xiao , Derrick Wing Kwan Ng , Bo Ai

Convolutional neural networks (CNNs) are one of the most successful computer vision systems to solve object recognition. Furthermore, CNNs have major applications in understanding the nature of visual representations in the human brain. Yet…

计算机视觉与模式识别 · 计算机科学 2022-12-13 Amr Farahat , Felix Effenberger , Martin Vinck

The evolution of mobile networks towards user-centric cell-free distributed Massive MIMO configurations requires the development of novel signal processing techniques. More specifically, digital precoding algorithms have to be designed or…

信号处理 · 电气工程与系统科学 2025-11-10 Emiel Vanspranghels , Raquel Marina Noguera Oishi , Franco Minucci , Sofie Pollin

CNNs have become one of the most commonly used computational tool in the past two decades. One of the primary downsides of CNNs is that they work as a ``black box", where the user cannot necessarily know how the image data are analyzed, and…

计算机视觉与模式识别 · 计算机科学 2024-12-18 Sai Teja Erukude , Akhil Joshi , Lior Shamir

Movable antenna (MA) technology has emerged as a promising solution for reconfiguring wireless channel conditions through local antenna movement within confined regions. Unlike previous works assuming perfect channel state information…

信息论 · 计算机科学 2025-05-13 Haifeng Ma , Weidong Mei , Xin Wei , Boyu Ning , Zhi Chen

We consider a cell-free massive multiple-input multiple-output (CF-mMIMO) surveillance system, in which multiple multi-antenna monitoring nodes (MNs) are deployed in either observing or jamming mode to disrupt the communication between a…

信息论 · 计算机科学 2024-10-07 Isabella W. G. da Silva , Zahra Mobini , Hien Quoc Ngo , Michail Matthaiou

In multiple-input multiple-output (MIMO) systems, the high-resolution channel information (CSI) is required at the base station (BS) to ensure optimal performance, especially in the case of multi-user MIMO (MU-MIMO) systems. In the absence…

信息论 · 计算机科学 2022-02-04 Pranav Madadi , Jeongho Jeon , Joonyoung Cho , Caleb Lo , Juho Lee , Jianzhong Zhang

Deep convolutional neural networks have demonstrated high performances for fixation prediction in recent years. How they achieve this, however, is less explored and they remain to be black box models. Here, we attempt to shed light on the…

计算机视觉与模式识别 · 计算机科学 2018-03-23 Sen He , Ali Borji , Yang Mi , Nicolas Pugeault

Indoor navigation remains a complex challenge due to the absence of reliable GPS signals and the architectural intricacies of large enclosed environments. This study presents an indoor localization and navigation approach that integrates…

机器学习 · 计算机科学 2025-08-12 Keyan Rahimi , Md. Wasiul Haque , Sagar Dasgupta , Mizanur Rahman

We propose a method for MIMO decoding when channel state information (CSI) is unknown to both the transmitter and receiver. The proposed method requires some structure in the transmitted signal for the decoding to be effective, in…

信号处理 · 电气工程与系统科学 2018-02-06 Thomas R. Dean , Mary Wootters , Andrea J. Goldsmith

$\textbf{Background}$: Generalizability of AI colonoscopy algorithms is important for wider adoption in clinical practice. However, current techniques for evaluating performance on unseen data require expensive and time-intensive labels.…

The literature is abundant with methodologies focusing on using transformer architectures due to their prominence in wireless signal processing and their capability to capture long-range dependencies via attention mechanisms. In particular,…

信息论 · 计算机科学 2025-04-17 Cemil Vahapoglu , Timothy J. O'Shea , Wan Liu , Tamoghna Roy , Sennur Ulukus

In this paper we present CMRNet, a realtime approach based on a Convolutional Neural Network to localize an RGB image of a scene in a map built from LiDAR data. Our network is not trained in the working area, i.e. CMRNet does not learn the…

计算机视觉与模式识别 · 计算机科学 2021-07-12 Daniele Cattaneo , Matteo Vaghi , Augusto Luis Ballardini , Simone Fontana , Domenico Giorgio Sorrenti , Wolfram Burgard

Emerging technologies, such as holographic multiple-input multiple-output (HMIMO) and stacked intelligent metasurface (SIM), are driving the development of wireless communication systems. Specifically, the SIM is physically constructed by…

信息论 · 计算机科学 2024-03-12 Xianghao Yao , Jiancheng An , Lu Gan , Marco Di Renzo , Chau Yuen

Knowledge of channel state information (CSI) is fundamental to many functionalities within the mobile wireless communications systems. With the advance of machine learning (ML) and digital maps, i.e., digital twins, we have a big…

信号处理 · 电气工程与系统科学 2021-11-16 Brenda Vilas Boas , Wolfgang Zirwas , Martin Haardt

Banded linear systems arise in many communication scenarios, e.g., those involving inter-carrier interference and inter-symbol interference. Motivated by recent advances in deep learning, we propose to design a high-accuracy low-complexity…

信息论 · 计算机科学 2018-09-12 Congmin Fan , Xiaojun Yuan , Ying-Jun Angela Zhang

In the era of 5G communication, the knowledge of channel state information (CSI) is crucial for enhancing network performance. This paper explores the utilization of language models for spatial CSI prediction within MIMO-OFDM systems. We…

机器学习 · 计算机科学 2024-11-28 Shun Hu

Advances in wireless localization techniques aiming to exploit context-dependent data has been leading to a growing interest in services able of localizing or tracking targets inside buildings with high accuracy and precision. Hence, the…

网络与互联网体系结构 · 计算机科学 2023-12-19 Fabien Geyer , Thomas Multerer , Paulo Mendes , Dominic Schupke