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Related papers: mmFall: Fall Detection using 4D MmWave Radar and a…

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Fall detection (FD) systems are important assistive technologies for healthcare that can detect emergency fall events and alert caregivers. However, it is not easy to obtain large-scale annotated fall events with various specifications of…

Signal Processing · Electrical Eng. & Systems 2021-06-15 Kai-Chun Liu , Michael Can , Heng-Cheng Kuo , Chia-Yeh Hsieh , Hsiang-Yun Huang , Chia-Tai Chan , Yu Tsao

We propose an occlusion-aware multimodal learning framework that is inspired by simultaneous localization and mapping (SLAM) concepts for trajectory interpretation and pose prediction. Targeting mmWave vehicle-to-infrastructure (V2I) beam…

Signal Processing · Electrical Eng. & Systems 2026-03-30 Abidemi Orimogunje , Hyunwoo Park , Kyeong-Ju Cha , Igbafe Orikumhi , Sunwoo Kim , Dejan Vukobratovic

Utilizing the mmWave band can potentially achieve the high data rate needed for realistic and seamless interaction within a virtual reality (VR) application. To this end, beamforming in both the access point (AP) and head-mounted display…

Signal Processing · Electrical Eng. & Systems 2024-12-05 Rizqi Hersyandika , Qing Wang , Yang Miao , Sofie Pollin

Anomaly detection significantly enhances the robustness of cloud systems. While neural network-based methods have recently demonstrated strong advantages, they encounter practical challenges in cloud environments: the contradiction between…

Machine Learning · Computer Science 2024-03-20 Feiyi Chen , Yingying zhang , Zhen Qin , Lunting Fan , Renhe Jiang , Yuxuan Liang , Qingsong Wen , Shuiguang Deng

Accurate and ubiquitous localization is crucial for a variety of applications such as logistics, navigation, intelligent transport, monitoring, control, and also for the benefit of communications. Exploiting millimeter-wave (mmWave) signals…

Signal Processing · Electrical Eng. & Systems 2022-12-02 Mohammad A. Nazari , Gonzalo Seco-Granados , Pontus Johannisson , Henk Wymeersch

Positional estimation is of great importance in the public safety sector. Emergency responders such as fire fighters, medical rescue teams, and the police will all benefit from a resilient positioning system to deliver safe and effective…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Zhuangzhuang Dai , Muhamad Risqi U. Saputra , Chris Xiaoxuan Lu , Niki Trigoni , Andrew Markham

Drones are attracting increasing attention in varieties of research fields because of their flexibility and are expected to be applied to a wide range of potential applications, among which the super-high-resolution video surveillance…

Signal Processing · Electrical Eng. & Systems 2020-02-25 Yoshitaka Takaku , Yohei Kaieda , Tao Yu , Kei Sakaguchi

Semi-supervised video anomaly detection (VAD) methods formulate the task of anomaly detection as detection of deviations from the learned normal patterns. Previous works in the field (reconstruction or prediction-based methods) suffer from…

Computer Vision and Pattern Recognition · Computer Science 2022-05-05 Mohammad Baradaran , Robert Bergevin

This study proposes an accurate method to estimate human body orientation using a millimeter-wave radar system. Body displacement is measured from the phase of the radar echo, which is analyzed to obtain features associated with the…

Signal Processing · Electrical Eng. & Systems 2023-07-19 Wenxu Sun , Shunsuke Iwata , Yuji Tanaka , Takuya Sakamoto

To achieve high-levels of autonomy, modern robots require the ability to detect and recover from anomalies and failures with minimal human supervision. Multi-modal sensor signals could provide more information for such anomaly detection…

Robotics · Computer Science 2020-12-17 Tianchen Ji , Sri Theja Vuppala , Girish Chowdhary , Katherine Driggs-Campbell

Fall event detection, as one of the greatest risks to the elderly, has been a hot research issue in the solitary scene in recent years. Nevertheless, there are few researches on the fall event detection in complex background. Different from…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Yong Chen , Lu Wang , Jiajia Hu , Mingbin Ye

Accurate 3D scene motion perception significantly enhances the safety and reliability of an autonomous driving system. Benefiting from its all-weather operational capability and unique perceptual properties, 4D mmWave radar has emerged as…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Ruiqi Cheng , Huijun Di , Jian Li , Feng Liu , Wei Liang

In this work, we introduce an innovative approach to estimate the vital signs of multiple human subjects simultaneously in a non-contact way using a Frequency Modulated Continuous Wave (FMCW) radar-based system. Traditional vital sign…

Systems and Control · Electrical Eng. & Systems 2025-12-01 Jewel Benny , Narahari N. Moudhgalya , Mujeev Khan , Hemant Kumar Meena , Mohd Wajid , Abhishek Srivastava

Developing a general-purpose wearable real-time fall-detection system is still a challenging task, especially for healthy and strong subjects, such as industrial workers that work in harsh environments. In this work, we present a hybrid…

Signal Processing · Electrical Eng. & Systems 2025-06-02 Nicholas Cartocci , Antonios E. Gkikakis , Darwin G. Caldwell , Jesús Ortiz

Expert interpretation of anatomical images of the human brain is the central part of neuro-radiology. Several machine learning-based techniques have been proposed to assist in the analysis process. However, the ML models typically need to…

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

LiDAR point clouds have become the most common data source in autonomous driving. However, due to the sparsity of point clouds, accurate and reliable detection cannot be achieved in specific scenarios. Because of their complementarity with…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Leichao Cui , Xiuxian Li , Min Meng , Xiaoyu Mo

Radio technology enabled contact-free human posture and vital sign estimation is promising for health monitoring. Radio systems at millimeter-wave (mmWave) frequencies advantageously bring large bandwidth, multi-antenna array and beam…

Signal Processing · Electrical Eng. & Systems 2023-03-17 Hadi Alidoustaghdam , Min Chen , Ben Willetts , Kai Mao , André Kokkeler , Yang Miao

In this letter, the mmAlert system, predicting millimeter wave (mmWave) link blockage during data communication, is elaborated and demonstrated. The passive sensing method is adopted for mobile blocker detection, where two receive beams…

Signal Processing · Electrical Eng. & Systems 2023-02-23 Chao Yu , Yifei Sun , Yan Luo , Rui Wang

Millimeter-wave (mmWave) radar is increasingly being considered as an alternative to optical sensors for robotic primitives like simultaneous localization and mapping (SLAM). While mmWave radar overcomes some limitations of optical sensors,…

Robotics · Computer Science 2024-04-30 Emerson Sie , Xinyu Wu , Heyu Guo , Deepak Vasisht
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