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Object-oriented programming (OOP) is widely used in the software industry and university introductory courses today. Following the structure of most textbooks, such courses frequently are organised starting with the concepts of imperative…

Software Engineering · Computer Science 2017-11-15 Erica Janke , Philipp Brune , Stefan Wagner

The optimal management of a building's microclimate to satisfy the occupants' needs and objectives in terms of comfort, energy efficiency, and costs is particularly challenging. This complexity arises from the non-linear, time-dependent…

Systems and Control · Electrical Eng. & Systems 2025-10-20 Javier Penuela , Sahar Moghimian Hoosh , Ilia Kamyshev , Aldo Bischi , Henni Ouerdane

Leveraging data collected from smart meters in buildings can aid in developing policies towards energy conservation. Significant energy savings could be realised if deviations in the building operating conditions are detected early, and…

Machine Learning · Computer Science 2023-03-29 Durga Prasad Pydi , S. Advaith

Open-world machine learning (ML) combines closed-world models trained on in-distribution data with out-of-distribution (OOD) detectors, which aim to detect and reject OOD inputs. Previous works on open-world ML systems usually fail to test…

Machine Learning · Computer Science 2020-07-10 Liwei Song , Vikash Sehwag , Arjun Nitin Bhagoji , Prateek Mittal

Considering the advances in building monitoring and control through networks of interconnected devices, effective handling of the associated rich data streams is becoming an important challenge. In many situations the application of…

Computers and Society · Computer Science 2019-01-21 Grigore Stamatescu , Iulia Stamatescu , Nicoleta Arghira , Ioana Fagarasan

Long interaction histories are central to modern recommender systems, yet training with long sequences is often dismissed as impractical under realistic memory and latency budgets. This work demonstrates that it is not only practical but…

Machine Learning · Computer Science 2026-04-15 Sayak Chakrabarty , Souradip Pal

With the advent of powerful computer simulation techniques, it is time to move from the widely used knowledge-guided empirical methods to approaches driven by data science, mainly machine learning algorithms. We investigated the predictive…

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 savings from efficiency methods in individual residential buildings are measured in 10's of dollars, while the energy savings from such measures nationally would amount to 10's of billions of dollars, leading to the "tragedy of the…

Systems and Control · Electrical Eng. & Systems 2020-09-28 Ljuboslav Boskic , Igor Mezic

Most design methods contain a forward framework, asking for primary specifications of a building to generate an output or assess its performance. However, architects urge for specific objectives though uncertain of the proper design…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Zohreh Shaghaghian , Wei Yan

With the rising costs of conventional sources of energy, the world is moving towards sustainable energy sources including wind energy. Wind turbines consist of several electrical and mechanical components and experience an enormous amount…

Machine Learning · Computer Science 2020-01-13 Joyjit Chatterjee , Nina Dethlefs

Federated Learning (FL) aims to learn a global model from distributed users while protecting their privacy. However, when data are distributed heterogeneously the learning process becomes noisy, unstable, and biased towards the last seen…

Machine Learning · Computer Science 2023-10-11 Debora Caldarola , Barbara Caputo , Marco Ciccone

Climate models are an important tool for the assessment of prospective climate change effects but they suffer from systematic and representation errors, especially for precipitation. Model output statistics (MOS) reduce these errors by…

Atmospheric and Oceanic Physics · Physics 2020-12-21 Michael Steininger , Daniel Abel , Katrin Ziegler , Anna Krause , Heiko Paeth , Andreas Hotho

Machine learning (ML) offers a powerful path toward discovering sustainable polymer materials, but progress has been limited by the lack of large, high-quality, and openly accessible polymer datasets. The Open Polymer Challenge (OPC)…

Deep learning models have been used for a wide variety of tasks. They are prevalent in computer vision, natural language processing, speech recognition, and other areas. While these models have worked well under many scenarios, it has been…

Machine Learning · Computer Science 2022-02-15 Daniel Steinberg , Paul Munro

Machine learning models benefit when allowed to learn from temporal trends in time-stamped administrative data. These trends can be represented by dividing a model's observation window into time segments or bins. Model training time and…

Machine Learning · Computer Science 2024-10-24 Musa Taib , Geoffrey G. Messier

Common approaches to control a data-center cooling system rely on approximated system/environment models that are built upon the knowledge of mechanical cooling and electrical and thermal management. These models are difficult to design and…

Systems and Control · Computer Science 2018-08-31 Takao Moriyama , Giovanni De Magistris , Michiaki Tatsubori , Tu-Hoa Pham , Asim Munawar , Ryuki Tachibana

This paper realizes the estimation of classroom occupancy by using the CO2 sensor and deep learning technique named Long-Short-Term Memory. As a case of connection with IoT and machine learning, I achieve the model to estimate the people…

Machine Learning · Computer Science 2022-12-06 Zheyu Zhang

In the past few years, several case studies have illustrated that the use of occupancy information in buildings leads to energy-efficient and low-cost HVAC operation. The widely presented techniques for occupancy estimation include…

Sound · Computer Science 2016-03-01 Qian Huang , Zhenhao Ge , Chao Lu

Energy-efficient ventilation control plays a vital role in reducing building energy consumption while ensuring occupant health and comfort. While Computational Fluid Dynamics (CFD) simulations provide detailed and physically accurate…

Systems and Control · Electrical Eng. & Systems 2025-11-20 Yuexin Bian , Oliver Schmidt , Yuanyuan Shi