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Related papers: Environment-independent mmWave Fall Detection with…

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Real-time fall detection is crucial for enabling timely interventions and mitigating the severe health consequences of falls, particularly in older adults. However, existing methods often rely on simulated data or assumptions such as prior…

This work introduces a fall detection system using the YOLOv5mu model, which achieved a mean average precision (mAP) of 0.995, demonstrating exceptional accuracy in identifying fall events within smart home environments. Enhanced by…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Gracile Astlin Pereira

The performance of millimeter wave (mmWave) communications strongly relies on accurate beamforming both at base station and user terminal sides, referred to as beam alignment (BA). Existing BA algorithms provide initial yet coarse angle…

Information Theory · Computer Science 2021-09-22 Fernando Pedraza , Mari Kobayashi , Giuseppe Caire

Non-contact vital sign monitoring has many advantages over conventional methods in being comfortable, unobtrusive and without any risk of spreading infection. The use of millimeter-wave (mmWave) radars is one of the most promising…

Signal Processing · Electrical Eng. & Systems 2023-09-18 Steven Marty , Federico Pantanella , Andrea Ronco , Kanika Dheman , Michele Magno

Millimeter-wave (mmWave) radar enables contactless respiratory sensing,yet fine-grained monitoring is often degraded by nonstationary interference from body micromotions.To achieve micromotion interference removal,we propose…

Image and Video Processing · Electrical Eng. & Systems 2026-03-24 Yong Wang , Qifan Shen , Bao Zhang , Zijun Huang , Chengbo Zhu , Shuai Yao , Qisong Wu

mmWave radars have recently gathered significant attention as a means to track human movement within indoor environments. Widely adopted Kalman filter tracking methods experience performance degradation when the underlying movement is…

Signal Processing · Electrical Eng. & Systems 2022-05-09 Jacopo Pegoraro , Michele Rossi

While multiple-input multiple-output (MIMO) technologies continue to advance, concerns arise as to how MIMO can remain scalable if more users are to be accommodated with an increasing number of antennas at the base station (BS) in the…

Signal Processing · Electrical Eng. & Systems 2026-02-03 Yuanjun Shen , Boyi Tang , Shuai Gao , Kin-Fai Tong , Hang Wong , Kai-Kit Wong , Yangyang Zhang

The majority of human detection methods rely on the sensor using visible lights (e.g., RGB cameras) but such sensors are limited in scenarios with degraded vision conditions. In this paper, we present a multimodal human detection system…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Kaiwen Cai , Qiyue Xia , Peize Li , John Stankovic , Chris Xiaoxuan Lu

Obtaining data on high-impact falls from older adults is ethically difficult, yet these rare events cause many fall-related health problems. As a result, most radar-based fall detectors are trained on staged falls from young volunteers, and…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Sebastian Ratto , Huy Trinh , Ahmed N. Sayed , Abdelrahman Elbadrawy , Arien Sligar , George Shaker

Multi-beam radar sensing systems are emerging as powerful tools for non-contact motion tracking and vital-sign monitoring in healthcare environments. This paper presents the design and experimental validation of a synchronized…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Mohammad Omid Bagheri , Justin Chow , Josh Visser , Veronica Leong , George Shaker

For the elderly population, falls pose a serious and increasing risk of serious injury and loss of independence. In order to overcome this difficulty, we present ElderFallGuard: A Computer Vision Based IoT Solution for Elderly Fall…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Tasrifur Riahi , Md. Azizul Hakim Bappy , Md. Mehedi Islam

Falls among elderly residents in assisted living homes pose significant health risks, often leading to injuries and a decreased quality of life. Current fall detection solutions typically rely on sensor-based systems that require dedicated…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Vinayak Mali , Saurabh Jaiswal

Accurate targets detection and tracking with mmWave radar is a key sensing capability that will enable more intelligent systems, create smart, efficient, automated system. This paper proposes an end-to-end detection-estimation-track…

Signal Processing · Electrical Eng. & Systems 2025-07-30 Jiang Zhu , Menghuai Xu , Ruohai Guo , Fangyong Wang , Guangying Zheng , Fengzhong Qu

Since electromagnetic signals are omnipresent, Radio Frequency (RF)-sensing has the potential to become a universal sensing mechanism with applications in localization, smart-home, retail, gesture recognition, intrusion detection, etc. Two…

Signal Processing · Electrical Eng. & Systems 2022-05-23 Cristian J. Vaca-Rubio , Dariush Salami , Petar Popovski , Elisabeth de Carvalho , Zheng-Hua Tan , Stephan Sigg

Older people are susceptible to fall due to instability in posture and deteriorating health. Immediate access to medical support can greatly reduce repercussions. Hence, there is an increasing interest in automated fall detection, often…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Sania Zahan , Ghulam Mubashar Hassan , Ajmal Mian

Consider a set of agents that wish to estimate a vector of parameters of their mutual interest. For this estimation goal, agents can sense and communicate. When sensing, an agent measures (in additive gaussian noise) linear combinations of…

Systems and Control · Computer Science 2019-03-27 António Simões , João Xavier

Millimeter wave (mmWave) radar sensors are emerging as valid alternatives to cameras for the pervasive contactless monitoring of people in indoor spaces. However, commercial mmWave radars feature a limited range (up to $6$-$8$ m) and are…

Systems and Control · Electrical Eng. & Systems 2023-05-01 Marco Canil , Jacopo Pegoraro , Anish Shastri , Paolo Casari , Michele Rossi

Human action detection using privacy-preserving mmWave radar sensors is studied for its applications in healthcare and home automation. Unlike existing research, limited to simulations in controlled environments, we present a real-world…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Dylan jayabahu , Parthipan Siva

Simultaneous use of high-end wearable wireless devices like smart glasses is challenging in a dense indoor environment due to the high nature of interference. In this scenario, the millimeter wave (mmWave) band offers promising potential…

Information Theory · Computer Science 2016-06-14 Kiran Venugopal , Robert W. Heath

WLAN Device-free passive DfP indoor localization is an emerging technology enabling the localization of entities that do not carry any devices nor participate actively in the localization process using the already installed wireless…

Networking and Internet Architecture · Computer Science 2012-02-14 Ahmed E. Kosba , Ahmed Saeed , Moustafa Youssef