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Related papers: MHARFedLLM: Multimodal Human Activity Recognition …

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In the realm of ubiquitous computing, Human Activity Recognition (HAR) is vital for the automation and intelligent identification of human actions through data from diverse sensors. However, traditional machine learning approaches by…

Machine Learning · Computer Science 2024-07-18 Ensieh Khazaei , Alireza Esmaeilzehi , Bilal Taha , Dimitrios Hatzinakos

Human Activity Recognition (HAR) is a fundamental technology for numerous human - centered intelligent applications. Although deep learning methods have been utilized to accelerate feature extraction, issues such as multimodal data mixing,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Ying Yu , Siyao Li , Yixuan Jiang , Hang Xiao , Jingxi Long , Haotian Tang , Hanyu Liu , Chao Li

Human Activity Recognition (HAR) benefits various application domains, including health and elderly care. Traditional HAR involves constructing pipelines reliant on centralized user data, which can pose privacy concerns as they necessitate…

The field of sensor-based human activity recognition (HAR) mainly uses posture, motion and context data of Inertial Measurement Units (IMUs) to identify daily activities. Despite the advancements in learning-based methods, it is challenging…

Artificial Intelligence · Computer Science 2026-05-12 Ye Zhang , Longguang Wang , Qing Gao , Chaocan Xiang , Mohammed Bennamoun , Yulan Guo

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

Human Activity Recognition (HAR) systems aim to understand human behaviour and assign a label to each action, attracting significant attention in computer vision due to their wide range of applications. HAR can leverage various data…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Jungpil Shin , Najmul Hassan , Abu Saleh Musa Miah1 , Satoshi Nishimura

Human Activity Recognition (HAR) is a key building block of many emerging applications such as intelligent mobility, sports analytics, ambient-assisted living and human-robot interaction. With robust HAR, systems will become more…

Computer Vision and Pattern Recognition · Computer Science 2019-01-10 Mirco Moencks , Varuna De Silva , Jamie Roche , Ahmet Kondoz

Multimodal Large Language Models (MLLMs) have made significant advancements, demonstrating powerful capabilities in processing and understanding multimodal data. Fine-tuning MLLMs with Federated Learning (FL) allows for expanding the…

Machine Learning · Computer Science 2025-03-11 Binqian Xu , Xiangbo Shu , Haiyang Mei , Guosen Xie , Basura Fernando , Jinhui Tang

As a fundamental problem in ubiquitous computing and machine learning, sensor-based human activity recognition (HAR) has drawn extensive attention and made great progress in recent years. HAR aims to recognize human activities based on the…

Signal Processing · Electrical Eng. & Systems 2022-03-01 Yimu Wang , Kun Yu , Yan Wang , Hui Xue

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

In high-stake environments like emergency response or elder care, the integration of large language model (LLM), revolutionize risk assessment, resource allocation, and emergency responses in Human Activity Recognition (HAR) systems by…

Human-Computer Interaction · Computer Science 2024-10-07 Syed Mhamudul Hasan

This paper attempts at improving the accuracy of Human Action Recognition (HAR) by fusion of depth and inertial sensor data. Firstly, we transform the depth data into Sequential Front view Images(SFI) and fine-tune the pre-trained AlexNet…

Computer Vision and Pattern Recognition · Computer Science 2020-08-25 Zeeshan Ahmad , Naimul Khan

The fusion of complementary multimodal information is crucial in computational pathology for accurate diagnostics. However, existing multimodal learning approaches necessitate access to users' raw data, posing substantial privacy risks.…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Yuanzhe Peng , Jieming Bian , Jie Xu

Wearable sensor-based human activity recognition (HAR) has been a research focus in the field of ubiquitous and mobile computing for years. In recent years, many deep models have been applied to HAR problems. However, deep learning methods…

Signal Processing · Electrical Eng. & Systems 2020-12-16 Yujiao Hao , Boyu Wang , Rong Zheng

Human Activity Recognition (HAR) plays a critical role in a wide range of real-world applications, and it is traditionally achieved via wearable sensing. Recently, to avoid the burden and discomfort caused by wearable devices, device-free…

Networking and Internet Architecture · Computer Science 2021-10-29 Zhe Chen , Chao Cai , Tianyue Zheng , Jun Luo , Jie Xiong , Xin Wang

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) will be an essential function of various emerging applications. However, HAR typically encounters challenges related to modality limitations and label scarcity, leading to an application gap between current…

Machine Learning · Computer Science 2024-04-03 Lilin Xu , Chaojie Gu , Rui Tan , Shibo He , Jiming Chen

Human Activity Recognition (HAR) systems have been extensively studied by the vision and ubiquitous computing communities due to their practical applications in daily life, such as smart homes, surveillance, and health monitoring.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Hyeongju Choi , Apoorva Beedu , Irfan Essa

Multi-task learning (MTL) is a novel framework to learn several tasks simultaneously with a single shared network where each task has its distinct personalized header network for fine-tuning. MTL can be implemented in federated learning…

Machine Learning · Computer Science 2022-03-28 Matin Mortaheb , Cemil Vahapoglu , Sennur Ulukus

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