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Hospital patient falls remain a critical and costly challenge worldwide. While conventional fall prevention systems typically rely on post-fall detection or reactive alerts, they also often suffer from high false positive rates and fail to…

Robotics · Computer Science 2025-09-29 Joseph Hunt , Koyo Fujii , Aly Magassouba , Praminda Caleb-Solly

Robotics system for rehabilitation of movement disorders and motion assistance are gaining increased intention. In this scenario estimation of ground contact is an active area of research in robotics and healthcare. This article addresses…

Computer Vision and Pattern Recognition · Computer Science 2020-07-10 Muhammad Junaid Umer , Qaiser Riaz

In recent years, radar-based devices have emerged as an alternative approach for gait monitoring. However, the radar configuration and the algorithms used to extract the gait parameters often differ between contributions, lacking a…

Signal Processing · Electrical Eng. & Systems 2025-05-28 Ignacio E. López-Delgado , Víctor Navarro-López , Francisco Grandas-Pérez , Juan I. Godino-Llorente , Jesús Grajal

Falling can have fatal consequences for elderly people especially if the fallen person is unable to call for help due to loss of consciousness or any injury. Automatic fall detection systems can assist through prompt fall alarms and by…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 Umar Asif , Stefan Von Cavallar , Jianbin Tang , Stefan Harrer

Nowadays, detecting aberrant health issues is a difficult process. Falling, especially among the elderly, is a severe concern worldwide. Falls can result in deadly consequences, including unconsciousness, internal bleeding, and often times,…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Pronob Kumar Barman

Gait refers to the patterns of limb movement generated during walking, which are unique to each individual due to both physical and behavioral traits. Walking patterns have been widely studied in biometrics, biomechanics, sports, and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Robyn Larracy , Angkoon Phinyomark , Ala Salehi , Eve MacDonald , Saeed Kazemi , Shikder Shafiul Bashar , Aaron Tabor , Erik Scheme

Automatic monitoring of calf behaviour is a promising way of assessing animal welfare from their first week on farms. This study aims to (i) develop machine learning models from accelerometer data to classify the main behaviours of…

Signal Processing · Electrical Eng. & Systems 2024-06-26 Oshana Dissanayake , Sarah E. Mcpherson , Joseph Allyndrée , Emer Kennedy , Pádraig Cunningham , Lucile Riaboff

In this paper we propose mmFall - a novel fall detection system, which comprises of (i) the emerging millimeter-wave (mmWave) radar sensor to collect the human body's point cloud along with the body centroid, and (ii) a variational…

Machine Learning · Computer Science 2020-07-29 Feng Jin , Arindam Sengupta , Siyang Cao

This research discusses the critical need for early detection and treatment for early prediction of Freezing of Gaits (FOG) utilizing a wearable sensor technology powered with LoRa communication. The system consisted of an Esp-32…

Machine Learning · Computer Science 2025-10-28 Biplov Paneru

As the senior population rapidly increases, it is challenging yet crucial to provide effective long-term care for seniors who live at home or in senior care facilities. Smart senior homes, which have gained widespread interest in the…

Computer Vision and Pattern Recognition · Computer Science 2018-12-04 David Xue , Anin Sayana , Evan Darke , Kelly Shen , Jun-Ting Hsieh , Zelun Luo , Li-Jia Li , N. Lance Downing , Arnold Milstein , Li Fei-Fei

Sepsis, characterized by a dysregulated immune response to infection, results in significant mortality, morbidity, and healthcare costs. The timely prediction of sepsis progression is crucial for reducing adverse outcomes through early…

Machine Learning · Computer Science 2026-01-01 Alireza Rafiei , Farshid Hajati , Alireza Rezaee , Amirhossien Panahi , Shahadat Uddin

Movement disorders, such as Parkinson's disease, affect more than 10 million people worldwide. Gait analysis is a critical step in the diagnosis and rehabilitation of these disorders. Specifically, step length provides valuable insights…

Signal Processing · Electrical Eng. & Systems 2022-05-03 Sizhe An , Yigit Tuncel , Toygun Basaklar , Gokul Krishna Krishnakumar , Ganapati Bhat , Umit Ogras

This paper makes two scientific contributions to the field of exoskeleton-based action and movement recognition. First, it presents a novel machine learning and pattern recognition-based framework that can detect a wide range of actions and…

Robotics · Computer Science 2022-04-28 Nirmalya Thakur , Chia Y. Han

Falls are a common problem affecting the older adults and a major public health issue. Centers for Disease Control and Prevention, and World Health Organization report that one in three adults over the age of 65 and half of the adults over…

Computers and Society · Computer Science 2021-01-26 Salma Chaieb , Brahim Hnich , Ali Ben Mrad

Motion ability is one of the most important human properties, including gait as a basis of human transitional movement. Gait, as a biometric for recognizing human identities, can be non-intrusively captured signals using wearable or…

Computer Vision and Pattern Recognition · Computer Science 2017-05-05 Vahid Alizadeh

Human action recognition has been one of the most active fields of research in computer vision for last years. Two dimensional action recognition methods are facing serious challenges such as occlusion and missing the third dimension of…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Mozhgan Mokari , Hoda Mohammadzade , Benyamin Ghojogh

Sit-to-stand transitions are an important part of activities of daily living and play a key role in functional mobility in humans. The sit-to-stand movement is often affected in older adults due to frailty and in patients with motor…

Fall detection based on embedded sensor is a practical and popular research direction in recent years. In terms of a specific application: fall detection methods based upon physics sensors such as [gyroscope and accelerator] have been…

Signal Processing · Electrical Eng. & Systems 2024-03-13 Zeyuan Qu , Tiange Huang , Yuxin Ji , Yongjun Li

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 introduce statistical methods for predicting the types of human activity at sub-second resolution using triaxial accelerometry data. The major innovation is that we use labeled activity data from some subjects to predict the activity…