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Related papers: A Wi-Fi Signal-Based Human Activity Recognition Us…

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Traditional global positioning systems often underperform indoors, whereas Wi-Fi has become an effective medium for various radio sensing services. Specifically, utilizing channel state information (CSI) from Wi-Fi networks provides a…

Signal Processing · Electrical Eng. & Systems 2024-12-04 Pei Tang , Jingtao Guo , Ivan Wang-Hei Ho

Elder people consequence a variety of problems while living Activities of Daily Living (ADL) for the reason of age, sense, loneliness and cognitive changes. These cause the risk to ADL which leads to several falls. Getting real life fall…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Asma Khatun , Sk. Golam Sarowar Hossain

High performance computing (HPC) facilities consist of a large number of interconnected computing units (or nodes) that execute highly complex scientific simulations to support scientific research. Monitoring such facilities, in real-time,…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-09-28 Niyazi Sorkunlu , Duc Thanh Anh Luong , Varun Chandola

In the human activity recognition research area, prior studies predominantly concentrate on leveraging advanced algorithms on public datasets to enhance recognition performance, little attention has been paid to executing real-time kitchen…

Signal Processing · Electrical Eng. & Systems 2024-09-11 Mengxi Liu , Sungho Suh , Juan Felipe Vargas , Bo Zhou , Agnes Grünerbl , Paul Lukowicz

In recent years, channel state information (CSI) at sub-6 GHz has been widely exploited for Wi-Fi sensing, particularly for activity and gesture recognition. In this work, we instead explore mmWave (60 GHz) Wi-Fi signals for gesture…

Machine Learning · Computer Science 2023-06-30 Nabeel Nisar Bhat , Rafael Berkvens , Jeroen Famaey

We introduce a novel dataset for multi-robot activity recognition (MRAR) using two robotic arms integrating WiFi channel state information (CSI), video, and audio data. This multimodal dataset utilizes signals of opportunity, leveraging…

Robotics · Computer Science 2025-02-18 Kian Behzad , Rojin Zandi , Elaheh Motamedi , Hojjat Salehinejad , Milad Siami

Gesture awareness plays a crucial role in promoting human-computer interface. Previous works either depend on customized hardware or need a priori learning of wireless signal patterns, facing downsides in terms of the privacy concern,…

Signal Processing · Electrical Eng. & Systems 2020-11-16 Zijun Han , Zhaoming Lu , Xiangming Wen , Wei Zheng , Jingbo Zhao , Lingchao Guo

Identity authentication is crucial for ensuring the information security of wireless communication. Radio frequency (RF) fingerprinting techniques provide a prom-ising supplement to cryptography-based authentication approaches but rely on…

Cryptography and Security · Computer Science 2024-08-14 Junjie Wang , Yong Huang , Feiyang Zhao , Wenjing Wang , Dalong Zhang , Wei Wang

The field of Human Activity Recognition (HAR) focuses on obtaining and analysing data captured from monitoring devices (e.g. sensors). There is a wide range of applications within the field; for instance, assisted living, security…

Machine Learning · Computer Science 2020-05-18 Flávia Alves , Martin Gairing , Frans A. Oliehoek , Thanh-Toan Do

The idea of exploiting the Wi-Fi bursts as the medium for sensing purposes, particularly for the human targets in the indoor environment, was cultivated in both radar and computer science communities and it has became a noticeable research…

Signal Processing · Electrical Eng. & Systems 2022-01-11 Bo Tan , Bo Sun

Recently several ground-breaking RF-based motion recognition systems were proposed to detect and/or recognize macro/micro human movements. These systems often suffer from various interferences caused by multiple-users moving simultaneously,…

Signal Processing · Electrical Eng. & Systems 2018-10-30 Ning Xiao , Panlong Yang , Yubo Yan , Hao Zhou , Xiang-Yang Li , Haohua Du

Millimeter-Wave Massive MIMO is important for beyond 5G or 6G wireless communication networks. The goal of this paper is to establish successful communication between the cellular base stations and devices, focusing on the problem of joint…

Signal Processing · Electrical Eng. & Systems 2024-02-08 Yinchuan Li , Yuancheng Zhan , Le Zheng , Xiaodong Wang

Radio-Frequency (RF)-based Human Activity Recognition (HAR) rises as a promising solution for applications unamenable to techniques requiring computer visions. However, the scarcity of labeled RF data due to their non-interpretable nature…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Yuxuan Weng , Guoquan Wu , Tianyue Zheng , Yanbing Yang , Jun Luo

Understanding the contribution of individual features in predictive models remains a central goal in interpretable machine learning, and while many model-agnostic methods exist to estimate feature importance, they often fall short in…

Machine Learning · Computer Science 2025-07-08 Ivan Lazic , Chiara Barà , Marta Iovino , Sebastiano Stramaglia , Niksa Jakovljevic , Luca Faes

Human activity recognition based on wearable sensor data has been an attractive research topic due to its application in areas such as healthcare and smart environments. In this context, many works have presented remarkable results using…

Computer Vision and Pattern Recognition · Computer Science 2019-02-04 Artur Jordao , Antonio C. Nazare , Jessica Sena , William Robson Schwartz

Wireless Sensor Networks (WSNs) are being used in various applications such as structural health monitoring and industrial control. Since energy efficiency is one of the major design factors, the existing WSNs primarily rely on low-power,…

Networking and Internet Architecture · Computer Science 2024-08-05 Chia-Chi Li , Vikram K. Ramanna , Daniel Webber , Cole Hunter , Tyler Hack , Behnam Dezfouli

Today's societies are enveloped in an ever-growing telecommunication infrastructure. This infrastructure offers important opportunities for sensing and recording a multitude of human behaviors. Human mobility patterns are a prominent…

Computers and Society · Computer Science 2016-10-18 Piotr Sapiezynski , Arkadiusz Stopczynski , David Kofoed Wind , Jure Leskovec , Sune Lehmann

Wi-Fi sensing has been used to detect and track movements in an environment, resulting in the emergence of several innovative applications. Wi-Fi sensing can detect movement and locate objects by analyzing variations in the Wi-Fi signal due…

Networking and Internet Architecture · Computer Science 2024-06-04 Anirudha Sahoo , Tanguy Ropitault , Steve Blandino , Nada Golmie

Wi-Fi sensing technology enables non-intrusive, continuous monitoring of user locations and activities, which supports diverse smart home applications. Since different sensing tasks exhibit contextual relationships, their integration can…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Mengning Li , Wenye Wang

Energy Efficiency of a wireless sensor network (WSN) relies on its main characteristics, including hop-number, user's location, allocated power, and relay. Identifying nodes, which have more impact on these characteristics, is, however,…

Networking and Internet Architecture · Computer Science 2023-05-02 Behnam Ojaghi , Mohammad Mahdi Dehshibi