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We study energy management policies for the compression and transmission of source data collected by an energy-harvesting sensor node with a finite energy buffer (e.g., rechargeable battery) and a finite data buffer (memory) between source…

Information Theory · Computer Science 2014-02-11 Paolo Castiglione , Gerald Matz

We consider a resource allocation problem involving a large number of agents with individual constraints subject to privacy, and a central operator whose objective is to optimizing a global, possibly non-convex, cost while satisfying the…

Multiagent Systems · Computer Science 2019-03-08 Paulin Jacquot , Olivier Beaude , Pascal Benchimol , Stéphane Gaubert , Nadia Oudjane

The electricity consumption of buildings composes a major part of the city's energy consumption. Electricity consumption forecasting enables the development of home energy management systems resulting in the future design of more…

Machine Learning · Computer Science 2022-08-16 Farshad Ahmadi Asl , Mehmet Bodur

Deep Neural Networks (DNNs) are increasingly deployed in highly energy-constrained environments such as autonomous drones and wearable devices while at the same time must operate in real-time. Therefore, reducing the energy consumption has…

Machine Learning · Computer Science 2019-06-04 Haichuan Yang , Yuhao Zhu , Ji Liu

Energy efficiency has a significant influence on user experience of battery-driven devices such as smartphones and tablets. It is shown that software optimization plays an important role in reducing energy consumption of system. However, in…

Software Engineering · Computer Science 2016-05-19 Xueliang Li , John P. Gallagher

We consider the problem of Spectrum Sensing in Cognitive Radio Systems. We have developed a distributed algorithm that the Secondary users can run to sense the channel cooperatively. It is based on sequential detection algorithms which…

Information Theory · Computer Science 2008-09-19 Vinod Sharma , ArunKumar Jayaprakasam

Analytical electron microscopy and spectroscopy of biological specimens, polymers, and other beam sensitive materials has been a challenging area due to irradiation damage. There is a pressing need to develop novel imaging and spectroscopic…

Machine Learning · Computer Science 2017-07-14 Yan Zhang , G. M. Dilshan Godaliyadda , Nicola Ferrier , Emine B. Gulsoy , Charles A. Bouman , Charudatta Phatak

Energy disaggregation or Non-Intrusive Load Monitoring (NILM) addresses the issue of extracting device-level energy consumption information by monitoring the aggregated signal at one single measurement point without installing meters on…

Computational Engineering, Finance, and Science · Computer Science 2018-05-16 Alireza Rahimpour , Hairong Qi , David Fugate , Teja Kuruganti

Sparse coding has been popularly used as an effective data representation method in various applications, such as computer vision, medical imaging and bioinformatics, etc. However, the conventional sparse coding algorithms and its manifold…

Computer Vision and Pattern Recognition · Computer Science 2013-04-04 Jing-Yan Wang

Customer segmentation analysis can give valuable insights into the energy efficiency of residential buildings. This paper presents a mapping system, SEGSys that enables segmentation analysis at the individual and the neighborhood levels.…

Databases · Computer Science 2020-12-14 Xiufeng Liu , Rongling Li , Yi Wang , Per Sieverts Nielsen

Disaggregation regression has become an important tool in spatial disease mapping for making fine-scale predictions of disease risk from aggregated response data. By including high resolution covariate information and modelling the data…

Applications · Statistics 2020-05-08 Rohan Arambepola , Tim C D Lucas , Anita K Nandi , Peter W Gething , Ewan Cameron

This paper presents a set of methods for estimating the renewable energy generation downstream of a measurement device using real-world measurements. First, we present a generation disaggregation scheme where the only information available…

Systems and Control · Computer Science 2016-07-14 Emre C. Kara , Ciaran M. Roberts , Michaelangelo Tabone , Lilliana Alvarez , Duncan S. Callaway , Emma M. Stewart

Many countries are rolling out smart electricity meters. These measure a home's total power demand. However, research into consumer behaviour suggests that consumers are best able to improve their energy efficiency when provided with…

Other Computer Science · Computer Science 2015-04-02 Jack Kelly , William Knottenbelt

In recent years, due to the unnecessary wastage of electrical energy in residential buildings, the requirement of energy optimization and user comfort has gained vital importance. In the literature, various techniques have been proposed…

Other Computer Science · Computer Science 2019-04-23 Abdul Salam Shah , Haidawati Nasir , Muhammad Fayaz , Adidah Lajis , Asadullah Shah

In this paper, we investigate an energy cost minimization problem for a smart home in the absence of a building thermal dynamics model with the consideration of a comfortable temperature range. Due to the existence of model uncertainty,…

Systems and Control · Electrical Eng. & Systems 2019-12-20 Liang Yu , Weiwei Xie , Di Xie , Yulong Zou , Dengyin Zhang , Zhixin Sun , Linghua Zhang , Yue Zhang , Tao Jiang

Home energy management systems can be used to monitor and optimize consumption and local production from renewable energy. To assess solutions before their deployment, researchers and designers of those systems demand for energy consumption…

Other Computer Science · Computer Science 2014-05-23 Andrea Monacchi , Dominik Egarter , Wilfried Elmenreich , Salvatore D'Alessandro , Andrea M. Tonello

Sparse coding is a crucial subroutine in algorithms for various signal processing, deep learning, and other machine learning applications. The central goal is to learn an overcomplete dictionary that can sparsely represent a given input…

Machine Learning · Statistics 2017-12-14 Thanh V. Nguyen , Raymond K. W. Wong , Chinmay Hegde

A variety of energy resources has been identified as being flexible in their electric energy consumption or generation. This energetic flexibility can be used for various purposes such as minimizing energy procurement costs or providing…

Systems and Control · Computer Science 2017-05-09 Fabian L. Müller , Jácint Szabó , Olle Sundström , John Lygeros

Temporal disaggregation is a method commonly used in official statistics to enable high-frequency estimates of key economic indicators, such as GDP. Traditionally, such methods have relied on only a couple of high-frequency indicator series…

Econometrics · Economics 2022-10-19 Luke Mosley , Idris Eckley , Alex Gibberd

In Compressed Sensing, a real-valued sparse vector has to be estimated from an underdetermined system of linear equations. In many applications, however, the elements of the sparse vector are drawn from a finite set. For the estimation of…

Information Theory · Computer Science 2016-08-24 Susanne Sparrer , Robert F. H. Fischer