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In scenarios where high penetration of renewable energy sources (RES) is connected to the grid over long distances, the output of RES exhibits significant fluctuations, making it difficult to accurately characterize. The intermittency and…

Optimization and Control · Mathematics 2025-02-27 Yuhong Wang , Xinyao Wang , Chen Shen , Jianquan Liao , Qianni Cao , Yufei Teng , Huabo Shi , Gang Chen

We analyze photometric observations of stars, which experienced microlensing events at the considered time, in order to compare the efficiency of detecting exoplanets in observations performed at thirteen different telescopes and with…

Earth and Planetary Astrophysics · Physics 2025-09-24 S. I. Ipatov

Renewable-energy-based grids development needs new methods to maintain the balance between the load and generation using the efficient energy storages models. Most of the available energy storages models do not take into account such…

Signal Processing · Electrical Eng. & Systems 2019-06-10 Denis Sidorov , Qing Tao , Ildar Muftahov , Aleksei Zhukov , Dmitriy Karamov , Aliona Dreglea , Fang Liu

In an era where climate change aggravates environmental uncertainties, the identification and detection of event precursors are becoming crucial to mitigate the impacts of disastrous natural hazards. While classical sensors such as…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Arthur Dérédel , Carlos Crispim-Junior , Pierre Lemaire , Johan Berthet , Laure Tougne Rodet

Low-light environments pose significant challenges for image enhancement methods. To address these challenges, in this work, we introduce the HUE dataset, a comprehensive collection of high-resolution event and frame sequences captured in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Burak Ercan , Onur Eker , Aykut Erdem , Erkut Erdem

The penetration of distributed renewable energy (DRE) greatly raises the risk of distribution network operation such as peak shaving and voltage stability. Battery energy storage (BES) has been widely accepted as the most potential…

Optimization and Control · Mathematics 2017-07-03 Chenghui Tang , Jian Xu , Yuanzhang Sun , Siyang Liao , Deping Ke , Xiong Li

High penetration of renewable resources results in a power system with lower inertia and higher frequency sensitivity to power imbalances. Such systems are becoming increasingly susceptible to frequency collapse during extreme disturbances.…

Systems and Control · Electrical Eng. & Systems 2024-01-11 Waheed Owonikoko , Mazen Elsaadany , Amritanshu Pandey , Mads R. Almassalkhi

Accurate load forecasting is critical for efficient and reliable operations of the electric power system. A large part of electricity consumption is affected by weather conditions, making weather information an important determinant of…

Machine Learning · Computer Science 2023-10-16 Jonathan Yang , Mingjian Tuo , Jin Lu , Xingpeng Li

Many scientific and engineering problems require accurate models of dynamical systems with rare and extreme events. Such problems present a challenging task for data-driven modelling, with many naive machine learning methods failing to…

Machine Learning · Computer Science 2021-12-03 Samuel Rudy , Themistoklis Sapsis

To reduce operation-and-maintenance expenses (OPEX) and to ensure optical network survivability, optical network operators need to detect and diagnose faults in a timely manner and with high accuracy. With the rapid advancement of telemetry…

Networking and Internet Architecture · Computer Science 2022-04-15 Khouloud Abdelli , Helmut Griesser , Peter Ehrle , Carsten Tropschug , Stephan Pachnicke

Real-time transmission line outage detection is difficult because of partial phasor measurement unit (PMU) deployment and varying outage signal strength. Existing detection approaches focus on monitoring PMU-measured nodal algebraic states,…

Systems and Control · Electrical Eng. & Systems 2021-10-28 Xiaozhou Yang , Nan Chen , Chao Zhai

Detecting rare events, those defined to give rise to high impact but have a low probability of occurring, is a challenge in a number of domains including meteorological, environmental, financial and economic. The use of machine learning to…

Applications · Statistics 2022-09-13 Santhosh Narayanan , Carsten Maple , Mark Hooper

Energy systems resilience is becoming increasingly important as the frequency of major grid outages increases. In this work, we present a methodology to optimize a behind-the-meter distributed energy resource system to sustain a site's…

Systems and Control · Electrical Eng. & Systems 2021-06-29 Sakshi Mishra , Kate Anderson

Energy management systems (EMS) are becoming increasingly important in order to utilize the continuously growing curtailed renewable energy. Promising energy storage systems (ESS), such as batteries and green hydrogen should be employed to…

Machine Learning · Computer Science 2022-12-13 Dongju Kang , Doeun Kang , Sumin Hwangbo , Haider Niaz , Won Bo Lee , J. Jay Liu , Jonggeol Na

High-level penetration of intermittent renewable energy sources (RESs) has introduced significant uncertainties into modern power systems. In order to rapidly and economically respond to the fluctuations of power system operating state,…

Systems and Control · Electrical Eng. & Systems 2023-08-08 Pengfei Wu , Chen Chen , Dexiang Lai , Jian Zhong

Recent studies indicate that the effects of inter-annual climate-based variability in power system planning are significant and that long samples of demand & weather data (spanning multiple decades) should be considered. At the same time,…

Applications · Statistics 2019-05-30 Adriaan P Hilbers , David J Brayshaw , Axel Gandy

Climate models (CM) are used to evaluate the impact of climate change on the risk of floods and strong precipitation events. However, these numerical simulators have difficulties representing precipitation events accurately, mainly due to…

Computational Engineering, Finance, and Science · Computer Science 2021-02-15 Rilwan Adewoyin , Peter Dueben , Peter Watson , Yulan He , Ritabrata Dutta

This paper presents a new learning based Stochastic Hybrid System (LSHS) framework designed for the detection and classification of contingencies in modern power systems. Unlike conventional monitoring schemes, the proposed approach is…

Systems and Control · Electrical Eng. & Systems 2025-12-30 Hamid Varmazyari , Masoud H. Nazari

This paper presents a novel method for rare event detection from an image pair with class-imbalanced datasets. A straightforward approach for event detection tasks is to train a detection network from a large-scale dataset in an end-to-end…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Ryuhei Hamaguchi , Ken Sakurada , Ryosuke Nakamura
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