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Activity recognition computer vision algorithms can be used to detect the presence of autism-related behaviors, including what are termed "restricted and repetitive behaviors", or stimming, by diagnostic instruments. The limited data that…

Computer Vision and Pattern Recognition · Computer Science 2021-01-12 Peter Washington , Aaron Kline , Onur Cezmi Mutlu , Emilie Leblanc , Cathy Hou , Nate Stockham , Kelley Paskov , Brianna Chrisman , Dennis P. Wall

Falls are the public health issue for the elderly all over the world since the fall-induced injuries are associated with a large amount of healthcare cost. Falls can cause serious injuries, even leading to death if the elderly suffers a…

Machine Learning · Computer Science 2023-04-14 Chien-Pin Liu , Ju-Hsuan Li , En-Ping Chu , Chia-Yeh Hsieh , Kai-Chun Liu , Chia-Tai Chan , Yu Tsao

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

In this paper, we describe a simple strategy for mitigating variability in temporal data series by shifting focus onto long-term, frequency domain features that are less susceptible to variability. We apply this method to the human action…

Computer Vision and Pattern Recognition · Computer Science 2014-09-04 Anh Tran , Jinyan Guan , Thanima Pilantanakitti , Paul Cohen

We consider radar classifications of Activities of Daily Living (ADL) which can prove beneficial in fall detection, analysis of daily routines, and discerning physical and cognitive human conditions. We focus on contiguous motion…

Signal Processing · Electrical Eng. & Systems 2020-03-18 Ronny Gerhard Guendel

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

Human Activity Recognition has gained significant attention due to its diverse applications, including ambient assisted living and remote sensing. Wearable sensor-based solutions often suffer from user discomfort and reliability issues,…

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

Slow Feature Analysis (SFA) extracts slowly varying features from a quickly varying input signal. It has been successfully applied to modeling the visual receptive fields of the cortical neurons. Sufficient experimental results in…

Computer Vision and Pattern Recognition · Computer Science 2019-07-17 Zhang Zhang , Dacheng Tao

The aging population is growing rapidly, and so is the danger of falls in older adults. A major cause of injury is falling, and detection in time can greatly save medical expenses and recovery time. However, to provide timely intervention…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Seyed Alireza Rahimi Azghadi , Truong-Thanh-Hung Nguyen , Helene Fournier , Monica Wachowicz , Rene Richard , Francis Palma , Hung Cao

Machine learning applied to computer vision and signal processing is achieving results comparable to the human brain on specific tasks due to the great improvements brought by the deep neural networks (DNN). The majority of state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 José Augusto Stuchi , Levy Boccato , Romis Attux

Unintentional falls can cause severe injuries and even death, especially if no immediate assistance is given. The aim of Fall Detection Systems (FDSs) is to detect an occurring fall. This information can be used to trigger the necessary…

Computers and Society · Computer Science 2020-10-05 Mirto Musci , Daniele De Martini , Nicola Blago , Tullio Facchinetti , Marco Piastra

We present an algorithm, Fourier Activity Recognition (FAR), for UAV video activity recognition. Our formulation uses a novel Fourier object disentanglement method to innately separate out the human agent (which is typically small) from the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Divya Kothandaraman , Tianrui Guan , Xijun Wang , Sean Hu , Ming Lin , Dinesh Manocha

Over the years, activity sensing and recognition has been shown to play a key enabling role in a wide range of applications, from sustainability and human-computer interaction to health care. While many recognition tasks have traditionally…

Human-Computer Interaction · Computer Science 2019-04-09 Dawei Liang , Edison Thomaz

In recent years a growing interest on action recognition is observed, including detection of fall accident for the elderly. However, despite many efforts undertaken, the existing technology is not widely used by elderly, mainly because of…

Computer Vision and Pattern Recognition · Computer Science 2017-06-27 Michal Kepski

Human fall is one of the very critical health issues, especially for elders and disabled people living alone. The number of elder populations is increasing steadily worldwide. Therefore, human fall detection is becoming an effective…

Computer Vision and Pattern Recognition · Computer Science 2022-07-25 Ekram Alam , Abu Sufian , Paramartha Dutta , Marco Leo

Recognizing activities of daily living (ADLs) plays an essential role in analyzing human health and behavior. The widespread availability of sensors implanted in homes, smartphones, and smart watches have engendered collection of big…

Machine Learning · Computer Science 2019-07-15 Alireza Ghods , Diane J. Cook

Activity recognition has become a popular research branch in the field of pervasive computing in recent years. A large number of experiments can be obtained that activity sensor-based data's characteristic in activity recognition is…

Computer Vision and Pattern Recognition · Computer Science 2018-05-21 Li Xue , Si Xiandong , Nie Lanshun , Li Jiazhen , Ding Renjie , Zhan Dechen , Chu Dianhui

Event cameras are novel bio-inspired vision sensors that measure pixel-wise brightness changes asynchronously instead of images at a given frame rate. They offer promising advantages, namely a high dynamic range, low latency, and minimal…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Friedhelm Hamann , Suman Ghosh , Ignacio Juarez Martinez , Tom Hart , Alex Kacelnik , Guillermo Gallego

Ensuring the safety and well-being of elderly and vulnerable populations in assisted living environments is a critical concern. Computer vision presents an innovative and powerful approach to predicting health risks through video…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Yixuan Wang , Paul Stynes , Pramod Pathak , Cristina Muntean