English
Related papers

Related papers: Generalizability of Learning-based Occupancy Detec…

200 papers

As urban populations continue to grow, cities face numerous challenges in managing parking and determining occupancy. This issue is particularly pronounced in university campuses, where students need to find vacant parking spots quickly and…

Machine Learning · Computer Science 2025-08-21 Madyan Bagosher , Tala Mustafa , Mohammad Alsmirat , Amal Al-Ali , Isam Mashhour Al Jawarneh

A deep learning model is applied for predicting block-level parking occupancy in real time. The model leverages Graph-Convolutional Neural Networks (GCNN) to extract the spatial relations of traffic flow in large-scale networks, and…

Machine Learning · Computer Science 2019-05-14 Shuguan Yang , Wei Ma , Xidong Pi , Sean Qian

We propose a non-intrusive, and privacy-preserving occupancy estimation system for smart environments. The proposed scheme uses thermal images to detect the number of people in a given area. The occupancy estimation model is designed using…

Computer Vision and Pattern Recognition · Computer Science 2021-10-18 Zishan Qin , Dipankar Chaki , Abdallah Lakhdari , Amani Abusafia , Athman Bouguettaya

Detecting the presence of persons and estimating their quantity in an indoor environment has grown in importance recently. For example, the information if a room is unoccupied can be used for automatically switching off the light, air…

Signal Processing · Electrical Eng. & Systems 2021-05-18 Florenc Demrozi , Cristian Turetta , Fabio Chiarani , Philipp H. Kindt , Graziano Pravadelli

In this paper we investigate the problem of localizing a mobile device based on readings from its embedded sensors utilizing machine learning methodologies. We consider a real-world environment, collect a large dataset of 3110 datapoints,…

Machine Learning · Computer Science 2017-06-21 David Mascharka , Eric Manley

The rapid growth of vacation rental (VR) platforms has led to an increasing volume of property images, often uploaded without structured categorization. This lack of organization poses significant challenges for travelers attempting to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-02 Vignesh Ram Nithin Kappagantula , Shayan Hassantabar

Today's mobile robots are expected to operate in complex environments they share with humans. To allow intuitive human-robot collaboration, robots require a human-like understanding of their surroundings in terms of semantically classified…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Markus Hiller , Chen Qiu , Florian Particke , Christian Hofmann , Jörn Thielecke

Identifying sleep stages and patterns is an essential part of diagnosing and treating sleep disorders. With the advancement of smart technologies, sensor data related to sleeping patterns can be captured easily. In this paper, we propose a…

Signal Processing · Electrical Eng. & Systems 2022-04-29 Vidya Rohini Konanur Sathish , Wai Lok Woo , Edmond S. L. Ho

Indoor navigation remains a complex challenge due to the absence of reliable GPS signals and the architectural intricacies of large enclosed environments. This study presents an indoor localization and navigation approach that integrates…

Machine Learning · Computer Science 2025-08-12 Keyan Rahimi , Md. Wasiul Haque , Sagar Dasgupta , Mizanur Rahman

In the domain of RIS-based indoor localization, our work introduces two distinct approaches to address real-world challenges. The first method is based on deep learning, employing a Long Short-Term Memory (LSTM) network. The second, a novel…

Signal Processing · Electrical Eng. & Systems 2024-05-06 Rafael A. Aguiar , Nuno Paulino , Luís M. Pessoa

We present a method to improve the accuracy of a zero-velocity-aided inertial navigation system (INS) by replacing the standard zero-velocity detector with a long short-term memory (LSTM) neural network. While existing threshold-based…

Robotics · Computer Science 2019-08-14 Brandon Wagstaff , Jonathan Kelly

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

Energy management systems (EMS) rely on (non)-intrusive load monitoring (N)ILM to monitor and manage appliances and help residents be more energy efficient and thus more frugal. The robustness as well as the transfer potential of the most…

Machine Learning · Computer Science 2023-04-20 Blaž Bertalanič , Jakob Jenko , Carolina Fortuna

Limited access to medical infrastructure forces elderly and vulnerable patients to rely on home-based care, often leading to neglect and poor adherence to therapeutic exercises such as yoga or physiotherapy. To address this gap, we propose…

Machine Learning · Computer Science 2026-02-02 Ramakant Kumar , Pravin Kumar

In dynamic and crowded environments, realistic pedestrian trajectory prediction remains a challenging task due to the complex nature of human motion and the mutual influences among individuals. Deep learning models have recently achieved…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Ahmed Alia , Mohcine Chraibi , Armin Seyfried

Dynamic models of occupancy patterns have shown to be effective in optimizing building-systems operations. Previous research has relied on CO$_2$ sensors and vision-based techniques to determine occupancy patterns. Vision-based techniques…

Machine Learning · Computer Science 2022-03-10 Mahsa Pahlavikhah Varnosfaderani , Arsalan Heydarian , Farrokh Jazizadeh

Long Short Term Memory LSTM-based structures have demonstrated their efficiency for daily living recognition activities in smart homes by capturing the order of sensor activations and their temporal dependencies. Nevertheless, they still…

Machine Learning · Computer Science 2021-11-25 Damien Bouchabou , Sao Mai Nguyen , Christophe Lohr , Benoit Leduc , Ioannis Kanellos

One of the primary goals in spectrum occupancy mapping is to create a system that is robust to assumptions about the number of sensors, occupancy threshold (in dBm), sensor noise, number of emitters and the propagation environment. We show…

Signal Processing · Electrical Eng. & Systems 2023-02-14 Abbas Termos , Bertrand Hochwald

We propose a novel resident identification framework to identify residents in a multi-occupant smart environment. The proposed framework employs a feature extraction model based on the concepts of positional encoding. The feature extraction…

Machine Learning · Computer Science 2023-10-30 Zhiyi Song , Dipankar Chaki , Abdallah Lakhdari , Athman Bouguettaya

This paper presents a new approach to predict the occupancy for building energy systems (BES). A Gaussian Process (GP) is used to model the occupancy and is represented as a state space model that is equivalent to the full GP if Kalman…

Systems and Control · Electrical Eng. & Systems 2024-02-07 Thore Wietzke , Jan Gall , Knut Graichen