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The combination of increased life expectancy and falling birth rates is resulting in an aging population. Wearable Sensor-based Human Activity Recognition (WSHAR) emerges as a promising assistive technology to support the daily lives of…

Signal Processing · Electrical Eng. & Systems 2024-04-25 Jianyuan Ni , Hao Tang , Syed Tousiful Haque , Yan Yan , Anne H. H. Ngu

Since deep neural networks were developed, they have made huge contributions to everyday lives. Machine learning provides more rational advice than humans are capable of in almost every aspect of daily life. However, despite this…

Machine Learning · Computer Science 2020-03-13 Tong Yu , Hong Zhu

Human Activity Recognition (HAR) has become a spotlight in recent scientific research because of its applications in various domains such as healthcare, athletic competitions, smart cities, and smart home. While researchers focus on the…

Signal Processing · Electrical Eng. & Systems 2023-05-18 Mohammadreza Heydarian , Thomas E. Doyle

Vision-based human activity recognition (HAR) has made substantial progress in recognizing predefined gestures but lacks adaptability for emerging activities. This paper introduces a paradigm shift by harnessing generative modeling and…

Human-Computer Interaction · Computer Science 2023-12-13 Nikhil Kashyap , Manas Satish Bedmutha , Prerit Chaudhary , Brian Wood , Wanda Pratt , Janice Sabin , Andrea Hartzler , Nadir Weibel

Human Activity Recognition (HAR) is a cornerstone of ubiquitous computing, with promising applications in diverse fields such as health monitoring and ambient assisted living. Despite significant advancements, sensor-based HAR methods often…

Signal Processing · Electrical Eng. & Systems 2024-03-26 Xiaozhou Ye , Waleed H. Abdulla , Nirmal Nair , Kevin I-Kai Wang

Handwriting is a natural and versatile method for human-computer interaction, especially on small mobile devices such as smart phones. However, as handwriting varies significantly from person to person, it is difficult to design handwriting…

Human-Computer Interaction · Computer Science 2014-09-11 Sunsern Cheamanunkul , Yoav Freund

User dependence remains one of the most difficult general problems in Human Activity Recognition (HAR), in particular when using wearable sensors. This is due to the huge variability of the way different people execute even the simplest…

Signal Processing · Electrical Eng. & Systems 2021-10-26 Sungho Suh , Vitor Fortes Rey , Paul Lukowicz

Human activity recognition (HAR) with wearables is promising research that can be widely adopted in many smart healthcare applications. In recent years, the deep learning-based HAR models have achieved impressive recognition performance.…

Computer Vision and Pattern Recognition · Computer Science 2022-08-17 Songpengcheng Xia , Lei Chu , Ling Pei , Wenxian Yu , Robert C. Qiu

Human Activity Recognition (HAR) based on motion sensors has drawn a lot of attention over the last few years, since perceiving the human status enables context-aware applications to adapt their services on users' needs. However, motion…

Machine Learning · Computer Science 2018-11-02 Panagiotis Kasnesis , Charalampos Z. Patrikakis , Iakovos S. Venieris

Most approaches that model time-series data in human activity recognition based on body-worn sensing (HAR) use a fixed size temporal context to represent different activities. This might, however, not be apt for sets of activities with…

Computer Vision and Pattern Recognition · Computer Science 2018-05-22 Vishvak S Murahari , Thomas Ploetz

Human activity recognition (HAR) is a well-established field, significantly advanced by modern machine learning (ML) techniques. While companies have successfully integrated HAR into consumer products, they typically rely on a predefined…

Machine Learning · Computer Science 2024-02-16 Jingwei Zuo , George Arvanitakis , Mthandazo Ndhlovu , Hakim Hacid

Smartphone sensors based human activity recognition is attracting increasing interests nowadays with the popularization of smartphones. With the high sampling rates of smartphone sensors, it is a highly long-range temporal recognition…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Beidi Zhao , Shuai Li , Yanbo Gao , Chuankun Li , Wanqing Li

Human Activity Recognition (HAR) has gained great attention from researchers due to the popularity of mobile devices and the need to observe users' daily activity data for better human-computer interaction. In this work, we collect a human…

Artificial Intelligence · Computer Science 2024-09-26 Ning Sun , Yufei Wang , Yuwei Zhang , Jixiang Wan , Shenyue Wang , Ping Liu , Xudong Zhang

Developing human activity recognition (HAR) systems for smart homes is not straightforward due to varied layouts of the homes and their personalized settings, as well as idiosyncratic behaviors of residents. As such, off-the-shelf HAR…

Machine Learning · Computer Science 2024-06-21 Shruthi K. Hiremath , Thomas Ploetz

Human Activity Recognition (HAR) is critical for applications in healthcare, fitness, and IoT, but deploying accurate models on resource-constrained devices remains challenging due to high energy and memory demands. This paper demonstrates…

Machine Learning · Computer Science 2025-02-19 Alan T. L. Bacellar , Mugdha P. Jadhao , Shashank Nag , Priscila M. V. Lima , Felipe M. G. Franca , Lizy K. John

Maintaining a high quality of life through physical activities (PA) to prevent health decline is crucial. However, the relationship between individuals health status, PA preferences, and motion factors is complex. PA discussions…

Human-Computer Interaction · Computer Science 2024-01-30 E. Wianto , H. Toba , M. Malinda , Chien-Hsu Chen

Human activity recognition (HAR) using radio frequency (RF) signals has garnered considerable attention for its applications in smart environments. However, traditional systems often struggle with limited independent channels between…

Signal Processing · Electrical Eng. & Systems 2024-10-04 Junshuo Liu , Yunlong Huang , Xin Shi , Rujing Xiong , Jianan Zhang , Tiebin Mi , Robert C. Qiu

Human Activity Recognition (HAR) primarily relied on traditional RGB cameras to achieve high-performance activity recognition. However, the challenging factors in real-world scenarios, such as insufficient lighting and rapid movements,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-09 Shiao Wang , Xiao Wang , Bo Jiang , Lin Zhu , Guoqi Li , Yaowei Wang , Yonghong Tian , Jin Tang

The reactions of the human body to physical exercise, psychophysiological stress and heart diseases are reflected in heart rate variability (HRV). Thus, continuous monitoring of HRV can contribute to determining and predicting issues in…

To fluently collaborate with people, robots need the ability to recognize human activities accurately. Although modern robots are equipped with various sensors, robust human activity recognition (HAR) still remains a challenging task for…

Robotics · Computer Science 2020-08-17 Md Mofijul Islam , Tariq Iqbal
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