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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,…

信号处理 · 电气工程与系统科学 2023-04-14 Avijoy Chakma , Abu Zaher Md Faridee , Indrajeet Ghosh , Nirmalya Roy

Due to its widespread applications, human action recognition is one of the most widely studied research problems in Computer Vision. Recent studies have shown that addressing it using multimodal data leads to superior performance as…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Muhammad Bilal Shaikh , Syed Mohammed Shamsul Islam , Douglas Chai , Naveed Akhtar

Human Activity Recognition (HAR) with different sensing modalities requires both strong generalization across diverse users and efficient personalization for individuals. However, conventional HAR models often fail to generalize when faced…

机器学习 · 计算机科学 2025-09-09 Pixi Kang , Julian Moosmann , Mengxi Liu , Bo Zhou , Michele Magno , Paul Lukowicz , Sizhen Bian

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.…

人机交互 · 计算机科学 2024-08-01 Argha Sen , Anirban Das , Swadhin Pradhan , Sandip Chakraborty

Human activity recognition (HAR) on resource constrained devices requires high accuracy across diverse sensor setups. Selective state space models (SSMs) offer efficient linear time sequence processing, presenting a compelling alternative…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Mridankan Mandal

Human Action Recognition (HAR) aims to understand human behavior and assign a label to each action. It has a wide range of applications, and therefore has been attracting increasing attention in the field of computer vision. Human actions…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Zehua Sun , Qiuhong Ke , Hossein Rahmani , Mohammed Bennamoun , Gang Wang , Jun Liu

Current studies in Human Activity Recognition (HAR) primarily focus on the classification of activities through sensor data, while there is not much emphasis placed on recognizing the individuals performing these activities. This type of…

机器学习 · 计算机科学 2025-05-13 Debashish Saha , Piyush Malik , Adrika Saha

Passive sensing techniques based on Wi-Fi signals have emerged as a promising technology in advanced wireless communication systems due to their widespread application and cost-effectiveness. However, the proliferation of low-cost Internet…

系统与控制 · 电气工程与系统科学 2023-11-13 Junshuo Liu , Fuhai Wang , Zhe Li , Rujing Xiong , Tiebin Mi , Robert Caiming Qiu

Sensor-based Human Activity Recognition (HAR) is crucial in ubiquitous computing, analysing behaviours through multi-dimensional observations. Despite research progress, HAR confronts challenges, particularly in data distribution…

信号处理 · 电气工程与系统科学 2025-03-05 Xiaozhou Ye , Kouichi Sakurai , Nirmal Nair , Kevin I-Kai Wang

Human activity recognition (HAR) has become a popular topic in research because of its wide application. With the development of deep learning, new ideas have appeared to address HAR problems. Here, a deep network architecture using…

计算机视觉与模式识别 · 计算机科学 2017-09-08 Yu Zhao , Rennong Yang , Guillaume Chevalier , Maoguo Gong

Healthcare monitoring is crucial, especially for the daily care of elderly individuals living alone. It can detect dangerous occurrences, such as falls, and provide timely alerts to save lives. Non-invasive millimeter wave (mmWave)…

机器人学 · 计算机科学 2024-05-06 Zhanzhong Gu , Xiangjian He , Gengfa Fang , Chengpei Xu , Feng Xia , Wenjing Jia

We present a new adversarial deep learning framework for the problem of human activity recognition (HAR) using inertial sensors worn by people. Our framework incorporates a novel adversarial activity-based discrimination task that addresses…

信号处理 · 电气工程与系统科学 2025-03-19 Francisco M. Calatrava-Nicolás , Shoko Miyauchi , Oscar Martinez Mozos

Radio-frequency (RF)-based human activity recognition (HAR) provides a contactless and privacy-preserving solution for monitoring human behavior in applications such as astronaut extravehicular activity monitoring, human-autonomy…

信号处理 · 电气工程与系统科学 2025-08-07 Junshuo Liu , Xin Shi , Yunchuan Zhang , Yinhao Ge , Robert C. Qiu

WiFi-based human activity recognition (HAR) holds significant promise for ubiquitous sensing in smart environments. A critical challenge lies in enabling systems to dynamically adapt to evolving scenarios, learning new activities without…

机器学习 · 计算机科学 2025-03-12 Rong Li , Tao Deng , Siwei Feng , He Huang , Juncheng Jia , Di Yuan , Keqin Li

Despite the vast literature on Human Activity Recognition (HAR) with wearable inertial sensor data, it is perhaps surprising that there are few studies investigating semisupervised learning for HAR, particularly in a challenging scenario…

Many real-world scenarios, such as human activity recognition (HAR) in IoT, can be formalized as a multi-task multi-view learning problem. Each specific task consists of multiple shared feature views collected from multiple sources, either…

机器学习 · 计算机科学 2022-01-21 Zekai Chen , Xiao Zhang , Xiuzhen Cheng

Various health-care applications such as assisted living, fall detection etc., require modeling of user behavior through Human Activity Recognition (HAR). HAR using mobile- and wearable-based deep learning algorithms have been on the rise…

机器学习 · 计算机科学 2019-06-04 Gautham Krishna Gudur , Prahalathan Sundaramoorthy , Venkatesh Umaashankar

Human Activity Recognition (HAR) is a crucial technology for many applications such as smart homes, surveillance, human assistance and health care. This technology utilises pattern recognition and can contribute to the development of…

人机交互 · 计算机科学 2022-06-10 Farhad Nazari , Darius Nahavandi , Navid Mohajer , Abbas Khosravi

While traditional feature engineering for Human Activity Recognition (HAR) involves a trial-anderror process, deep learning has emerged as a preferred method for high-level representations of sensor-based human activities. However, most…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Haoran Duan , Shidong Wang , Varun Ojha , Shizheng Wang , Yawen Huang , Yang Long , Rajiv Ranjan , Yefeng Zheng

Upsurging abnormal activities in crowded locations such as airports, train stations, bus stops, shopping malls, etc., urges the necessity for an intelligent surveillance system. An intelligent surveillance system can differentiate between…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Shahriar Jahan , Roknuzzaman , Md Robiul Islam