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Running offers substantial health benefits, but improper gait patterns can lead to injuries, particularly without expert feedback. While prior gait analysis systems based on cameras, insoles, or body-mounted sensors have demonstrated…

Signal Processing · Electrical Eng. & Systems 2026-04-22 Tianheng Ling , Chao Qian , Peter Zdankin , Torben Weis , Gregor Schiele

Phase steps are an important type of wavefront aberrations generated by large telescopes with segmented mirrors. In a closed-loop correction cycle these phase steps have to be measured with the highest possible precision using natural…

Optics · Physics 2009-11-11 L. Noethe , H. M. Adorf

Background/Objectives: Falls represent a major health concern for stroke survivors, necessitating effective risk assessment tools. This study proposes the Instrumented Fall Risk Assessment (IFRA) scale, a novel screening tool derived from…

This research aims to quantify human walking patterns through depth cameras to (1) detect walking pattern changes of a person with and without a motion-restricting device or a walking aid, and to (2) identify distinct walking patterns from…

Human-Computer Interaction · Computer Science 2019-03-22 Behnam Malmir

Passive monitoring in daily life may provide invaluable insights about a person's health throughout the day. Wearable sensor devices are likely to play a key role in enabling such monitoring in a non-obtrusive fashion. However, sensor data…

Human-Computer Interaction · Computer Science 2020-04-08 Yordan P. Raykov , Luc J. W. Evers , Reham Badawy , Bastiaan Bloem , Tom M. Heskes , Marjan Meinders , Kasper Claes , Max A. Little

In this paper, a real-time signal processing frame-work based on a 60 GHz frequency-modulated continuous wave (FMCW) radar system to recognize gestures is proposed. In order to improve the robustness of the radar-based gesture recognition…

Signal Processing · Electrical Eng. & Systems 2020-05-21 Yuliang Sun , Tai Fei , Xibo Li , Alexander Warnecke , Ernst Warsitz , Nils Pohl

Infants' spontaneous and voluntary movements mirror developmental integrity of brain networks since they require coordinated activation of multiple sites in the central nervous system. Accordingly, early detection of infants with atypical…

Computer Vision and Pattern Recognition · Computer Science 2019-12-19 Manu Airaksinen , Okko Räsänen , Elina Ilén , Taru Häyrinen , Anna Kivi , Viviana Marchi , Anastasia Gallen , Sonja Blom , Anni Varhe , Nico Kaartinen , Leena Haataja , Sampsa Vanhatalo

Gait is an important biomarker of functional conditions and gait characteristics can help us assessing health conditions and managing progression of diseases. Most of the existing research study the gait in controlled condition, such as…

Applications · Statistics 2022-02-17 Jian Ma

Recent developments in mmWave radar technologies have enabled the truly non-contact heart-rate (HR) and breath-rate (BR) measurement approaches, which provides a great ease in patient monitoring. Additionally, these technologies also…

Systems and Control · Electrical Eng. & Systems 2025-12-01 Jewel Benny , Pranjal Mahajan , Srayan Sankar Chatterjee , Mohd Wajid , Abhishek Srivastava

Detecting walking pattern abnormalities in dairy cows early on holds the potential to reduce the occurrence of clinical lameness. This study aimed to predict gait scores in non-clinically lame dairy cows by using gait attributes based on…

Other Quantitative Biology · Quantitative Biology 2025-12-22 Celia Julliot , Gabriel M. Dallago , Amir Nejati , Abdoulaye B. Diallo , Elsa Vasseur

Lower limb exoskeletons and prostheses require precise, real time gait phase and step detections to ensure synchronized motion and user safety. Conventional methods often rely on complex force sensing hardware that introduces control…

Robotics · Computer Science 2026-01-19 Anis R. Shakkour , David Hexner , Yehuda Bitton , Avishai Sintov

Obesity is a risk factor for many health issues, including heart disease, diabetes, osteoarthritis, and certain cancers. One of the primary behavioral causes, dietary intake, has proven particularly challenging to measure and track. Current…

Depression, a highly prevalent mental illness, affects over 280 million individuals worldwide. Early detection and timely intervention are crucial for promoting remission, preventing relapse, and alleviating the emotional and financial…

Computer Vision and Pattern Recognition · Computer Science 2023-10-11 Min Ren , Muchan Tao , Xuecai Hu , Xiaotong Liu , Qiong Li , Yongzhen Huang

This study describes a method to quantify potential gait changes in human subjects. Microsoft Kinect devices were used to provide and track coordinates of fifteen different joints of a subject over time. Three male subjects walk a 10-foot…

Computation · Statistics 2019-03-06 Behnam Malmir , Shing I Chang , Malgorzata Rys , Dylan Darter

Purpose: To develop and evaluate a real-time method for automatic planning and measurement of fetal femur length - an important indicator of antenatal growth - during MRI. While routinely assessed by ultrasound, MRI-based femur length…

This paper presents an initial work on assessment of gait normality in which the human body motion is represented by a sequence of enhanced depth maps. The input data is provided by a system consisting of a Time-of-Flight (ToF) depth camera…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Trong Nguyen Nguyen , Huu Hung Huynh , Jean Meunier

By 2050, people aged 65 and over are projected to make up 16 percent of the global population. As aging is closely associated with increased fall risk, particularly in wet and confined environments such as bathrooms where over 80 percent of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Haitian Wang , Yiren Wang , Xinyu Wang , Yumeng Miao , Yuliang Zhang , Yu Zhang , Atif Mansoor

This paper introduces a lightweight gesture recognition system based on 60 GHz frequency modulated continuous wave (FMCW) radar. We show that gestures can be characterized efficiently by a set of five features, and propose a slim radar…

Machine Learning · Computer Science 2024-02-29 Maximilian Strobel , Stephan Schoenfeldt , Jonas Daugalas

Different technologies can acquire data for gait analysis, such as optical systems and inertial measurement units (IMUs). Each technology has its drawbacks and advantages, fitting best to particular applications. The presented multi-sensor…

Human-Computer Interaction · Computer Science 2021-12-01 Geise Santos , Marcelo Wanderley , Tiago Tavares , Anderson Rocha

Quasi-static human activities such as lying, standing or sitting produce very low Doppler shifts and highly spread radar signatures, making them difficult to detect with conventional constant-false-alarm rate (CFAR) detectors tuned for…

Signal Processing · Electrical Eng. & Systems 2026-02-17 Huy Trinh , George Shaker