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Related papers: Uni-Fi: Integrated Multi-Task Wi-Fi Sensing

200 papers

Integrated sensing and communication (ISAC) unifies wireless communication and sensing by sharing spectrum and hardware, which often incurs trade-offs between two functions due to limited resources. However, this paper shifts focus to…

Information Theory · Computer Science 2024-11-19 Mingjie Yang , Guangming Liang , Dongzhu Liu , Lei Zhang , Kaibin Huang

In future cellular systems, wireless localization and sensing functions will be built-in for specific applications, e.g., navigation, transportation, and healthcare, and to support flexible and seamless connectivity. Driven by this trend,…

Information Theory · Computer Science 2022-01-26 Hongliang Zhang , Boya Di , Kaigui Bian , Zhu Han , H. Vincent Poor , Lingyang Song

Wireless foundation models (WFMs) have recently demonstrated promising capabilities, jointly performing multiple wireless functions and adapting effectively to new environments. However, while current WFMs process only one modality,…

Signal Processing · Electrical Eng. & Systems 2026-02-20 Ahmed Aboulfotouh , Hatem Abou-Zeid

Wi-Fi link is unpredictable and it has never been easy to measure it perfectly; there is always bound to be some bias. As wireless becomes the medium of choice, it is useful to capture Wi-Fi traces in order to evaluate, tune, and adapt the…

Networking and Internet Architecture · Computer Science 2024-11-19 Mohammad Imran Syed , Renata Teixeira , Sara Ayoubi , Giulio Grassi

The pervasiveness of Wi-Fi signals provides significant opportunities for human sensing and activity recognition in fields such as healthcare. The sensors most commonly used for passive Wi-Fi sensing are based on passive Wi-Fi radar (PWR)…

Signal Processing · Electrical Eng. & Systems 2022-09-09 Armand K. Koupai , Mohammud J. Bocus , Raul Santos-Rodriguez , Robert J. Piechocki , Ryan McConville

4D human perception plays an essential role in a myriad of applications, such as home automation and metaverse avatar simulation. However, existing solutions which mainly rely on cameras and wearable devices are either privacy intrusive or…

Signal Processing · Electrical Eng. & Systems 2023-09-26 Jianfei Yang , He Huang , Yunjiao Zhou , Xinyan Chen , Yuecong Xu , Shenghai Yuan , Han Zou , Chris Xiaoxuan Lu , Lihua Xie

To tackle the rapidly growing number of mobile devices and their expanding demands for Internet services, network convergence is envisaged to integrate different technology domains. A recently proposed and promising approach to indoor…

Information Theory · Computer Science 2020-01-15 Xiping Wu , Mohammad Dehghani Soltani , Lai Zhou , Majid Safari , Harald Haas

This paper presents MultiTrack, a commodity WiFi-based human sensing system that can track multiple users and recognize the activities of multiple users performing them simultaneously. Such a system can enable easy and large-scale…

Human-Computer Interaction · Computer Science 2021-06-03 Sheng Tan , Jie Yang

Wi-Fi fingerprinting remains one of the most practical solutions for indoor positioning, however, its performance is often limited by the size and heterogeneity of fingerprint datasets, strong Received Signal Strength Indicator variability,…

Machine Learning · Computer Science 2026-01-12 Miguel Matey-Sanz , Joaquín Torres-Sospedra , Joaquín Huerta , Sergio Trilles

It has been shown that the channel state information (CSI) of a Wi-Fi system can be exploited to localize Wi-Fi devices or track trajectory of a moving target. In the existing literature, both sensing tasks are treated separately and some…

Signal Processing · Electrical Eng. & Systems 2026-03-19 Chunxi Chen , Jingwen Zhang , Chao Yu , Fan Liu , Rui Wang

Wireless networking has become an important area of research in academic and industry. The main objectives of this paper is to gain in-depth knowledge about the Wi-Fi- WiMAX technology and how it works and understand the problems about the…

Networking and Internet Architecture · Computer Science 2012-02-14 M. Sreerama Murty , A. Veeraiah , Srinivas Rao

Privacy issues related to video camera feeds have led to a growing need for suitable alternatives that provide functionalities such as user authentication, activity classification and tracking in a noninvasive manner. Existing…

Machine Learning · Computer Science 2019-11-27 Vinoj Jayasundara , Hirunima Jayasekara , Tharaka Samarasinghe , Kasun T. Hemachandra

The ubiquitous presence of WiFi access points and mobile devices capable of measuring WiFi signal strengths allow for real-world applications in indoor localization and mapping. In particular, no additional infrastructure is required.…

Networking and Internet Architecture · Computer Science 2021-06-21 Bastian Schaefermeier , Gerd Stumme , Tom Hanika

Applications in labor market intelligence demand specialized NLP systems for a wide range of tasks, characterized by extreme multi-label target spaces, strict latency constraints, and multiple text modalities such as skills and job titles.…

Computation and Language · Computer Science 2026-04-08 Matthias De Lange , Jens-Joris Decorte , Jeroen Van Hautte

As the Internet of Things (IoT) continues to evolve, indoor location has become a critical element for enabling smart homes, behavioral monitoring, and elderly care. Existing WiFi-based human tracking solutions typically require specialized…

Networking and Internet Architecture · Computer Science 2025-08-14 Wei Guo , Shunsei Yamagishi , Lei Jing

The convergence of sensing and communication functionalities is poised to become a pivotal feature of the sixth-generation (6G) wireless networks. This vision represents a paradigm shift in wireless network design, moving beyond mere…

Networking and Internet Architecture · Computer Science 2024-11-01 Tianxiang Li , Haofan Lu , Omid Abari

This paper presents a novel multiband passive sensing system that leverages IEEE 802.11bf Wi-Fi signals for environmental sensing, focusing on both sub-7 GHz and millimeter-wave (mmWave) bands. By combining Channel State Information (CSI)…

The detection head constitutes a pivotal component within object detectors, tasked with executing both classification and localization functions. Regrettably, the commonly used parallel head often lacks omni perceptual capabilities, such as…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Hantao Zhou , Rui Yang , Yachao Zhang , Haoran Duan , Yawen Huang , Runze Hu , Xiu Li , Yefeng Zheng

Recently, Wi-Fi signals have emerged as a powerful tool for contactless sensing. During the sensing process, obtaining target direction information can provide valuable contextual insights for various applications. Existing direction…

Signal Processing · Electrical Eng. & Systems 2025-11-27 Zhaoxin Chang , Shuguang Xiao , Fusang Zhang , Xujun Ma , Badii Jouaber , Qingfeng Zhang , Daqing Zhang

Detection and interpretation of human activities have emerged as a challenging healthcare problem in areas such as assisted living and remote monitoring. Besides traditional approaches that rely on wearable devices and camera systems, WiFi…

Signal Processing · Electrical Eng. & Systems 2017-12-14 Bo Tan , Qingchao Chen , Kevin Chetty , Karl Woodbridge , Wenda Li , Robert Piechocki