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Related papers: Unimodal and Multimodal Sensor Fusion for Wearable…

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Human activity recognition (HAR) using machine learning has shown tremendous promise in detecting construction workers' activities. HAR has many applications in human-robot interaction research to enable robots' understanding of human…

Robotics · Computer Science 2023-08-30 Farid Shahnavaz , Riley Tavassoli , Reza Akhavian

In recent years, the widespread adoption of wearable devices has highlighted the growing importance of behavior analysis using IMU. While applications span diverse fields such as healthcare and robotics, recent studies have increasingly…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Koki Matsuishi , Kosuke Ukita , Tsuyoshi Okita

Human activity recognition (HAR) is a research field that employs Machine Learning (ML) techniques to identify user activities. Recent studies have prioritized the development of HAR solutions directly executed on wearable devices, enabling…

Machine Learning · Computer Science 2025-05-27 Hazem Hesham Yousef Shalby , Manuel Roveri

In human activity recognition (HAR), activity labels have typically been encoded in one-hot format, which has a recent shift towards using textual representations to provide contextual knowledge. Here, we argue that HAR should be anchored…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Shuheng Li , Jiayun Zhang , Xiaohan Fu , Xiyuan Zhang , Jingbo Shang , Rajesh K. Gupta

We developed a ResNet-based human activity recognition (HAR) model with minimal overhead to detect gait versus non-gait activities and everyday activities (walking, running, stairs, standing, sitting, lying, sit-to-stand transitions). The…

In the field of sensor-based Human Activity Recognition (HAR), deep neural networks provide advanced technical support. Many studies have proven that recognition accuracy can be improved by increasing the depth or width of the network.…

Machine Learning · Computer Science 2025-08-22 Xiaoyang Li , Yixuan Jiang , Junze Zhu , Haotian Tang , Dongchen Wu , Hanyu Liu , Chao Li

Despite advances in human activity recognition (HAR) with different modalities, a precise, robust, and accurate daily log system is not yet available. Current solutions primarily rely on controlled, lab-based data collection, which limits…

Human-Computer Interaction · Computer Science 2026-01-07 Lixing He , Bufang Yang , Di Duan , Zhenyu Yan , Guoliang Xing

In the realm of smart sensing with the Internet of Things, earable devices are empowered with the capability of multi-modality sensing and intelligence of context-aware computing, leading to its wide usage in Human Activity Recognition…

Signal Processing · Electrical Eng. & Systems 2024-06-26 Shengzhe Lyu , Yongliang Chen , Di Duan , Renqi Jia , Weitao Xu

There is a widely-accepted need to revise current forms of health-care provision, with particular interest in sensing systems in the home. Given a multiple-modality sensor platform with heterogeneous network connectivity, as is under…

Machine Learning · Statistics 2017-02-07 Tom Diethe , Niall Twomey , Meelis Kull , Peter Flach , Ian Craddock

We present results from a set of experiments in this pilot study to investigate the causal influence of user activity on various environmental parameters monitored by occupant carried multi-purpose sensors. Hypotheses with respect to each…

Human-Computer Interaction · Computer Science 2016-11-17 Ming Jin , Han Zou , Kevin Weekly , Ruoxi Jia , Alexandre M. Bayen , Costas J. Spanos

Human Activity Recognition (HAR) using wearable sensor data has become a central task in mobile computing, healthcare, and human-computer interaction. Despite the success of traditional deep learning models such as CNNs and RNNs, they often…

Machine Learning · Computer Science 2025-05-27 Yunbo Liu , Xukui Qin , Yifan Gao , Xiang Li , Chengwei Feng

Human activity recognition (HAR) is essential in healthcare, elder care, security, and human-computer interaction. The use of precise sensor data to identify activities passively and continuously makes HAR accessible and ubiquitous.…

Human-Computer Interaction · Computer Science 2024-08-01 Argha Sen , Anirban Das , Swadhin Pradhan , Sandip Chakraborty

The prompt and accurate recognition of Continuous Human Activity (CHAR) is critical in identifying and responding to health events, particularly fall risk assessment. In this paper, we examine a multi-antenna radar system that can process…

Image and Video Processing · Electrical Eng. & Systems 2023-04-14 John Kobak , Bennett J. Richman , LaJuan Washington , Syed A. Hamza

Convolutional Neural Networks (CNNs) are successful deep learning models in the field of computer vision. To get the maximum advantage of CNN model for Human Action Recognition (HAR) using inertial sensor data, in this paper, we use 4 types…

Computer Vision and Pattern Recognition · Computer Science 2021-05-31 Zeeshan Ahmad , Naimul Khan

Human Activity Recognition (HAR) using wearable inertial measurement unit (IMU) sensors can revolutionize healthcare by enabling continual health monitoring, disease prediction, and routine recognition. Despite the high accuracy of Deep…

Human-Computer Interaction · Computer Science 2025-03-17 Azhar Ali Khaked , Nobuyuki Oishi , Daniel Roggen , Paula Lago

Human action detection is a hot topic, which is widely used in video surveillance, human machine interface, healthcare monitoring, gaming, dancing training and musical instrument teaching. As inertial sensors are low cost, portable, and…

Signal Processing · Electrical Eng. & Systems 2021-12-14 Xia Gong , Yan Lu , Haoran Wei

Human-robot interaction (HRI) research is progressively addressing multi-party scenarios, where a robot interacts with more than one human user at the same time. Conversely, research is still at an early stage for human-robot collaboration.…

Machine Learning · Computer Science 2023-11-16 Francesco Semeraro , Jon Carberry , Angelo Cangelosi

Human activity recognition (HAR) refers to the process of identifying human actions and activities using data collected from sensors. Neural networks, such as convolutional neural networks (CNNs), long short-term memory (LSTM) networks,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Abeer FathAllah Brery , Ascensión Gallardo-Antolín , Israel Gonzalez-Carrasco , Mahmoud Fakhry

Human Activity Recognition (HAR) using Inertial Measurement Unit (IMU) sensors is a cornerstone of mobile health, smart environments, and human-computer interaction. However, current deep learning-based HAR models often struggle with heavy…

Artificial Intelligence · Computer Science 2026-05-07 Naiyu Zheng , Tianlong Yu , Haochen Yin , Xiaoyi Fan , Xiping Hu , Zhimeng Yin

Activity recognition using built-in sensors in smart and wearable devices provides great opportunities to understand and detect human behavior in the wild and gives a more holistic view of individuals' health and well being. Numerous…

Signal Processing · Electrical Eng. & Systems 2020-11-16 Mehrdad Fazli , Kamran Kowsari , Erfaneh Gharavi , Laura Barnes , Afsaneh Doryab