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相关论文: Multi-Station WiFi CSI Sensing Framework Robust to…

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In recent years, Channel State Information (CSI), recognized for its fine-grained spatial characteristics, has attracted increasing attention in WiFi-based indoor localization. However, despite its potential, CSI-based approaches have yet…

人机交互 · 计算机科学 2025-04-25 Tianyu Zhang , Dongheng Zhang , Ruixu Geng , Xuecheng Xie , Shuai Yang , Yan Chen

Wi-Fi technology has evolved from simple communication routers to sensing devices. Wi-Fi sensing leverages conventional Wi-Fi transmissions to extract and analyze channel state information (CSI) for applications like proximity detection,…

信号处理 · 电气工程与系统科学 2025-07-08 Ahmed Y. Radwan , Mustafa Yildirim , Navid Hasanzadeh , Hina Tabassum , Shahrokh Valaee

Wi-Fi sensing has emerged as a versatile tool for tasks such as localization, gesture recognition, and vital-sign monitoring, enabling applications from smart environments to personalized healthcare. However, sensing accuracy often…

信号处理 · 电气工程与系统科学 2026-05-27 Fabian Portner , Francesco Gringoli , Matthias Hollick , Arash Asadi

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

Thanks to the ubiquitous deployment of Wi-Fi hotspots, channel state information (CSI)-based Wi-Fi sensing can unleash game-changing applications in many fields, such as healthcare, security, and entertainment. However, despite one decade…

网络与互联网体系结构 · 计算机科学 2023-02-03 Marco Cominelli , Francesco Gringoli , Francesco Restuccia

Development and testing of multi-robot systems employing wireless signal-based sensing requires access to suitable hardware, such as channel monitoring WiFi transceivers, which can pose significant limitations. The WiFi Sensor for Robotics…

WiFi sensing is an emerging technology that utilizes wireless signals for various sensing applications. However, the reliance on supervised learning, the scarcity of labelled data, and the incomprehensible channel state information (CSI)…

信号处理 · 电气工程与系统科学 2024-10-04 B. Barahimi , H. Tabassum , M. Omer , O. Waqar

Channel state information (CSI) is a fundamental component in both wireless communication and sensing systems, enabling critical functions such as radio resource optimization and environmental perception. In wireless sensing, data scarcity…

机器学习 · 计算机科学 2025-12-09 Zijian Zhao , Fanyi Meng , Zhonghao Lyu , Hang Li , Xiaoyang Li , Guangxu Zhu

Recently, with the advancement of the Internet of Things (IoT), WiFi CSI-based HAR has gained increasing attention from academic and industry communities. By integrating the deep learning technology with CSI-based HAR, researchers achieve…

信号处理 · 电气工程与系统科学 2023-08-07 Ke Xu , Jiangtao Wang , Hongyuan Zhu , Dingchang Zheng

Recompositing channel state information (CSI) from the beamforming feedback matrix (BFM), which is a compressed version of CSI and can be captured because of its lack of encryption, is an alternative way of implementing firmware-agnostic…

信号处理 · 电气工程与系统科学 2022-06-06 Hiroki Shimomura , Yusuke Koda , Takamochi Kanda , Koji Yamamoto , Takayuki Nishio , Akihito Taya

The widespread adoption of mobile communication technology has led to a severe shortage of spectrum resources, driving the development of cognitive radio technologies aimed at improving spectrum utilization, with spectrum sensing being the…

信号处理 · 电气工程与系统科学 2025-04-11 Shilian Zheng , Zhihao Ye , Luxin Zhang , Keqiang Yue , Zhijin Zhao

Machine learning (ML) has greatly advanced data-driven channel modeling and resource optimization in wireless communication systems. However, most existing ML-based methods rely on large, accurately labeled datasets with location…

信号处理 · 电气工程与系统科学 2025-11-24 Wangqian Chen , Junting Chen , Shuguang Cui

While Wi-Fi sensing offers a compelling, privacy-preserving alternative to cameras, its practical utility has been fundamentally undermined by a lack of robustness across domains. Models trained in one setup fail to generalize to new…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Cheng Jiang , Yihe Yan , Yanxiang Wang , Chun Tung Chou , Wen Hu

Complementary to the fine-grained channel state information (CSI) from the physical layer and coarse-grained received signal strength indicator (RSSI) measurements, the mid-grained spatial beam attributes (e.g., beam SNR) that are available…

网络与互联网体系结构 · 计算机科学 2022-02-08 Jianyuan Yu , Pu , Wang , Toshiaki Koike-Akino , Ye Wang , Philip V. Orlik , R. Michael Buehrer

Though achieving marvelous progress in various scenarios, existing semantic communication frameworks mainly consider single-input single-output Gaussian channels or Rayleigh fading channels, neglecting the widely-used multiple-input…

信息论 · 计算机科学 2024-06-12 Bingyan Xie , Yongpeng Wu , Yuxuan Shi , Wenjun Zhang , Shuguang Cui , Merouane Debbah

Wireless sensing has made significant progress in tasks ranging from action recognition, vital sign estimation, pose estimation, etc. After over a decade of work, wireless sensing currently stands at the tipping point transitioning from…

机器学习 · 计算机科学 2024-12-09 Qunhang Fu , Fei Wang , Mengdie Zhu , Han Ding , Jinsong Han , Tony Xiao Han

Human Action Recognition using WiFi Channel State Information (CSI) has emerged as an attractive alternative to vision-based methods due to its ubiquity, device-agnostic nature, and inherent privacy-preserving capabilities. However, the…

信号处理 · 电气工程与系统科学 2025-12-05 Gang Liu , Yanling Hao , Yixuan Zou

Multi-label image recognition with incomplete labels is a challenging yet vital task in computer vision, which faces two fundamental challenges: learning semantic-aware features and recovering missing labels. In this paper, we propose a…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Zhi-Fen He , Ren-Dong Xie , Bo Li , Bin Liu , Jin-Yan Hu

Clustered Federated Multitask Learning (CFL) has gained considerable attention as an effective strategy for overcoming statistical challenges, particularly when dealing with non independent and identically distributed (non IID) data across…

网络与互联网体系结构 · 计算机科学 2024-01-22 Moqbel Hamood , Abdullatif Albaseer , Mohamed Abdallah , Ala Al-Fuqaha

Deep learning-based channel state information (CSI) feedback schemes demonstrate strong compression capabilities but are typically constrained to fixed system configurations, limiting their generalization and flexibility. To address this…

信号处理 · 电气工程与系统科学 2025-08-08 Xuanyu Liu , Shijian Gao , Boxun Liu , Xiang Cheng , Liuqing Yang
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