English
Related papers

Related papers: Novel Methods for Activity Classification and Occu…

200 papers

A comprehensive understanding of 3D scenes is crucial in autonomous vehicles (AVs), and recent models for 3D semantic occupancy prediction have successfully addressed the challenge of describing real-world objects with varied shapes and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Zhenxing Ming , Julie Stephany Berrio , Mao Shan , Stewart Worrall

Activity recognition from sensor data deals with various challenges, such as overlapping activities, activity labeling, and activity detection. Although each challenge in the field of recognition has great importance, the most important one…

Machine Learning · Computer Science 2019-03-13 Parviz Asghari , Ehsan Nazerfard

The fact that a proper HVAC control strategy can reduce the energy consumption of a building by up to 45% has driven significant research in demand-based HVAC control. This paper presents a novel framework for modeling and analysis of…

Systems and Control · Computer Science 2019-03-15 Khaza Anuarul Hoque , Nathalie Cauchi , Alessandro Abate

This paper presents a 3-step system that estimates the real-time energy expenditure of an individual in a non-intrusive way. First, using the user's smart-phone's sensors, we build a Decision Tree model to recognize his physical activity…

Computers and Society · Computer Science 2020-09-09 Maxime De Bois , Hamdi Amroun , Mehdi Ammi

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…

Machine Learning · Computer Science 2025-05-13 Debashish Saha , Piyush Malik , Adrika Saha

Wearables are fundamental to improving our understanding of human activities, especially for an increasing number of healthcare applications from rehabilitation to fine-grained gait analysis. Although our collective know-how to solve Human…

Machine Learning · Computer Science 2020-07-15 Alireza Abedin , Mahsa Ehsanpour , Qinfeng Shi , Hamid Rezatofighi , Damith C. Ranasinghe

In this paper, we propose an optimization based SLAM approach to simultaneously optimize the robot trajectory and the occupancy map using 2D laser scans (and odometry) information. The key novelty is that the robot poses and the occupancy…

Robotics · Computer Science 2024-05-20 Liang Zhao , Yingyu Wang , Shoudong Huang

Occupancy prediction plays a pivotal role in autonomous driving. Previous methods typically construct dense 3D volumes, neglecting the inherent sparsity of the scene and suffering from high computational costs. To bridge the gap, we…

Computer Vision and Pattern Recognition · Computer Science 2024-07-22 Haisong Liu , Yang Chen , Haiguang Wang , Zetong Yang , Tianyu Li , Jia Zeng , Li Chen , Hongyang Li , Limin Wang

Accurate occupancy information helps to improve building energy efficiency and occupant comfort. Occupancy detection methods based on CO2 sensors have received attention due to their low cost and low intrusiveness. In naturally ventilated…

Machine Learning · Computer Science 2024-07-02 Qirui Huang , Marc Syndicus , Jérôme Frisch , Christoph van Treeck

Smartphones enable understanding human behavior with activity recognition to support people's daily lives. Prior studies focused on using inertial sensors to detect simple activities (sitting, walking, running, etc.) and were mostly…

The ability to estimate College Campus Occupancy for Classrooms and Labs in real time has become one of the major concerns for various Academicians, authorities and administrators,where still a manual attendance marking system is being…

Computers and Society · Computer Science 2016-11-11 Nkita Jain , Rachita Gupta

Machine-type communication services in mobile cel- lular systems are currently evolving with an aim to efficiently address a massive-scale user access to the system. One of the key problems in this respect is to efficiently identify active…

Information Theory · Computer Science 2017-07-03 Veljko Boljanovic , Dejan Vukobratovic , Petar Popovski , Cedomir Stefanovic

In future energy systems with high shares of renewable energy sources, the electricity demand of buildings has to react to the fluctuating electricity generation in view of stability. As buildings consume one-third of global energy and…

Systems and Control · Electrical Eng. & Systems 2023-06-29 Moritz Frahm , Thomas Dengiz , Philipp Zwickel , Heiko Maaß , Jörg Matthes , Veit Hagenmeyer

Joint optimization of poses and features has been extensively studied and demonstrated to yield more accurate results in feature-based SLAM problems. However, research on jointly optimizing poses and non-feature-based maps remains limited.…

Robotics · Computer Science 2025-07-14 Yingyu Wang , Liang Zhao , Shoudong Huang

Smartphone sensors can be extremely useful in providing information on the activities and behaviors of persons. Human activity recognition is increasingly used for games, medical, or surveillance. In this paper, we propose a…

Machine Learning · Computer Science 2026-02-03 David Craveiro , Hugo Silva

Sleep constitutes a key indicator of human health, performance, and quality of life. Sleep deprivation has long been related to the onset, development, and worsening of several mental and metabolic disorders, constituting an essential…

Signal Processing · Electrical Eng. & Systems 2023-01-25 María Martínez-García , Fernando Moreno-Pino , Pablo M. Olmos , Antonio Artés-Rodríguez

Advances in embedded systems have enabled integration of many lightweight sensory devices within our daily life. In particular, this trend has given rise to continuous expansion of wearable sensors in a broad range of applications from…

Machine Learning · Computer Science 2019-07-09 Mahdi Pedram , Seyed Ali Rokni , Marjan Nourollahi , Houman Homayoun , Hassan Ghasemzadeh

Smart buildings use occupancy sensing for various tasks ranging from energy-efficient HVAC and lighting to space-utilization analysis and emergency response. We propose a people counting system which uses a low-resolution thermal sensor.…

Computer Vision and Pattern Recognition · Computer Science 2020-05-06 Mertcan Cokbas , Prakash Ishwar , Janusz Konrad

With the increasing number of IoT devices, there is a growing demand for energy-free sensors. Human activity recognition holds immense value in numerous daily healthcare applications. However, the majority of current sensing modalities…

Signal Processing · Electrical Eng. & Systems 2023-08-11 Kaede Shintani , Hamada Rizk , Hirozumi Yamaguchi

Daily activity monitoring systems used in households provide vital information for health status, particularly with aging residents. Multiple approaches have been introduced to achieve such goals, typically obtrusive and non-obtrusive.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Dina E. Abdelaleem , Hassan M. Ahmed , M. Sami Soliman , Tarek M. Said