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Related papers: Scaling Human Activity Recognition: A Comparative …

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Human activity recognition (HAR) by wearable sensor devices embedded in the Internet of things (IOT) can play a significant role in remote health monitoring and emergency notification, to provide healthcare of higher standards. The purpose…

Machine Learning · Computer Science 2022-01-24 M. Abid , A. Khabou , Y. Ouakrim , H. Watel , S. Chemkhi , A. Mitiche , A. Benazza-Benyahia , N. Mezghani

Human Activity Recognition (HAR) using Inertial Measurement Unit (IMU) sensors is critical for applications in healthcare, safety, and industrial production. However, variations in activity patterns, device types, and sensor placements…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Hua Yan , Heng Tan , Yi Ding , Pengfei Zhou , Vinod Namboodiri , Yu Yang

Inertial Measurement Unit (IMU) sensors are widely employed for Human Activity Recognition (HAR) due to their portability, energy efficiency, and growing research interest. However, a significant challenge for IMU-HAR models is achieving…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Qi Qiu , Tao Zhu , Furong Duan , Kevin I-Kai Wang , Liming Chen , Mingxing Nie , Mingxing Nie

Human activity recognition (HAR) from on-body sensors is a core functionality in many AI applications: from personal health, through sports and wellness to Industry 4.0. A key problem holding up progress in wearable sensor-based HAR,…

Signal Processing · Electrical Eng. & Systems 2024-05-21 Si Zuo , Vitor Fortes Rey , Sungho Suh , Stephan Sigg , Paul Lukowicz

In a human-centered intelligent manufacturing system, sensing and understanding of the worker's activity are the primary tasks. In this paper, we propose a novel multi-modal approach for worker activity recognition by leveraging information…

Computer Vision and Pattern Recognition · Computer Science 2019-08-22 Wenjin Tao , Ming C. Leu , Zhaozheng Yin

Wearable sensors such as Inertial Measurement Units (IMUs) are often used to assess the performance of human exercise. Common approaches use handcrafted features based on domain expertise or automatically extracted features using time…

Computer Vision and Pattern Recognition · Computer Science 2023-07-11 Ashish Singh , Antonio Bevilacqua , Timilehin B. Aderinola , Thach Le Nguyen , Darragh Whelan , Martin O'Reilly , Brian Caulfield , Georgiana Ifrim

Human Activity Recognition (HAR) is an ongoing research topic. It has applications in medical support, sports, fitness, social networking, human-computer interfaces, senior care, entertainment, surveillance, and the list goes on.…

Human-Computer Interaction · Computer Science 2021-11-11 Hamza Ali Imran , Saad Wazir , Usman Iftikhar , Usama Latif

To properly assist humans in their needs, human activity recognition (HAR) systems need the ability to fuse information from multiple modalities. Our hypothesis is that multimodal sensors, visual and non-visual tend to provide complementary…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Hyeongju Choi , Apoorva Beedu , Harish Haresamudram , Irfan Essa

Falls represent a significant cause of injury among the elderly population. Extensive research has been devoted to the utilization of wearable IMU sensors in conjunction with machine learning techniques for fall detection. To address the…

Quantitative Methods · Quantitative Biology 2023-10-18 Jie Tang , Bin He , Junkai Xu , Tian Tan , Zhipeng Wang , Yanmin Zhou , Shuo Jiang

Human activities within smart infrastructures generate a vast amount of IMU data from the wearables worn by individuals. Many existing studies rely on such sensory data for human activity recognition (HAR); however, one of the major…

Signal Processing · Electrical Eng. & Systems 2024-10-28 Soumyajit Chatterjee , Arun Singh , Bivas Mitra , Sandip Chakraborty

Machine learning-based wearable human activity recognition (WHAR) models enable the development of various smart and connected community applications such as sleep pattern monitoring, medication reminders, cognitive health assessment,…

Signal Processing · Electrical Eng. & Systems 2023-04-14 Avijoy Chakma , Abu Zaher Md Faridee , Indrajeet Ghosh , Nirmalya Roy

AR smart glasses need continuous behavioral context to offer proactive assistance, yet their most practical always-on sensor, the head-mounted Inertial Measurement Unit (IMU), detects only motion primitives such as walking or standing. We…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Chung-Ta Huang , Leopold Das , Jeffrey Zhou , Faizaan Siddique , Julia Seungjoo Baek , Serena Liu , Andrew Rusli , Todd Y. Zhou , Freddy Yu , Sinclair Hansen , Ziling Hu , Arnav Sharma , Mengyu Wang

Human activity recognition (HAR) with deep learning models relies on large amounts of labeled data, often challenging to obtain due to associated cost, time, and labor. Self-supervised learning (SSL) has emerged as an effective approach to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Dominique Nshimyimana , Vitor Fortes Rey , Sungho Suh , Bo Zhou , Paul Lukowicz

Human Activity Recognition (HAR) is one of the essential building blocks of so many applications like security, monitoring, the internet of things and human-robot interaction. The research community has developed various methodologies to…

Human-Computer Interaction · Computer Science 2022-06-10 Farhad Nazari , Navid Mohajer , Darius Nahavandi , Abbas Khosravi , Saeid Nahavandi

The field of Human Activity Recognition (HAR) focuses on obtaining and analysing data captured from monitoring devices (e.g. sensors). There is a wide range of applications within the field; for instance, assisted living, security…

Machine Learning · Computer Science 2020-05-18 Flávia Alves , Martin Gairing , Frans A. Oliehoek , Thanh-Toan Do

Most recent work on vision-based human activity recognition (HAR) focuses on designing complex deep learning models for the task. In so doing, there is a requirement for large datasets to be collected. As acquiring and processing large…

Computer Vision and Pattern Recognition · Computer Science 2020-04-30 Bruce X. B. Yu , Yan Liu , Keith C. C. Chan

The ubiquitous availability of smartphones and smartwatches with integrated inertial measurement units (IMUs) enables straightforward capturing of human activities. For specific applications of sensor based human activity recognition (HAR),…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Megha Thukral , Harish Haresamudram , Thomas Ploetz

Human Activity Recognition (HAR) is considered a valuable research topic in the last few decades. Different types of machine learning models are used for this purpose, and this is a part of analyzing human behavior through machines. It is…

Machine Learning · Computer Science 2021-03-31 Jakaria Rabbi , Md. Tahmid Hasan Fuad , Md. Abdul Awal

The scarcity of high-quality labeled data in sensor-based Human Activity Recognition (HAR) hinders model performance and limits generalization across real-world scenarios. Data augmentation is a key strategy to mitigate this issue by…

Machine Learning · Computer Science 2025-08-25 Nobuyuki Oishi , Philip Birch , Daniel Roggen , Paula Lago

Physical activity during hip fracture rehabilitation is essential for mitigating long-term functional decline in geriatric patients. However, it is rarely quantified in clinical practice. Existing continuous monitoring systems with…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Shuhao Que , Dieuwke van Dartel , Ilse Heeringa , Han Hegeman , Miriam Vollenbroek-Hutten , Ying Wang