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Temperature field reconstruction of heat source systems (TFR-HSS) with limited monitoring sensors occurred in thermal management plays an important role in real time health detection system of electronic equipment in engineering. However,…

Machine Learning · Computer Science 2023-01-04 Xiaoqian Chen , Zhiqiang Gong , Xiaoyu Zhao , Weien Zhou , Wen Yao

Inspection of insulators is important to ensure reliable operation of the power system. Deep learning is being increasingly exploited to automate the inspection process by leveraging object detection models to analyse aerial images captured…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Laya Das , Blazhe Gjorgiev , Giovanni Sansavini

Remote sensors are becoming the standard for observing and recording ecological data in the field. Such sensors can record data at fine temporal resolutions, and they can operate under extreme conditions prohibitive to human access.…

Artificial Intelligence · Computer Science 2012-06-26 Ethan W. Dereszynski , Thomas G. Dietterich

We consider the problem of automated anomaly detection for building level heat load time series. An anomaly detection model must be applicable to a diverse group of buildings and provide robust results on heat load time series with low…

Applications · Statistics 2021-11-17 Mario Beykirch , Tim Janke , Imed Tayeche , Florian Steinke

Solar Photovoltaic (PV) is increasingly being used to address the global concern of energy security. However, hot spot and snail trails in PV modules caused mostly by crakes reduce their efficiency and power capacity. This article presents…

This paper presents a new detection method of faults at Nanosatellites' electrical power without an Attitude Determination Control Subsystem (ADCS) at the LEO orbit. Each part of this system is at risk of fault due to pressure tolerance,…

Machine Learning · Computer Science 2026-01-05 Alireza Rezaee , Niloofar Nobahari , Amin Asgarifar , Farshid Hajati

Modern distributed cyber-physical systems (CPSs) encounter a large variety of physical faults and cyber anomalies and in many cases, they are vulnerable to catastrophic fault propagation scenarios due to strong connectivity among the…

Machine Learning · Computer Science 2016-05-23 Chao Liu , Sambuddha Ghosal , Zhanhong Jiang , Soumik Sarkar

Anomaly detection is an important problem in computer vision; however, the scarcity of anomalous samples makes this task difficult. Thus, recent anomaly detection methods have used only normal images with no abnormal areas for training. In…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Shinji Yamada , Satoshi Kamiya , Kazuhiro Hotta

Cyber-physical systems are infrastructures that use digital information such as network communications and sensor readings to control entities in the physical world. Many cyber-physical systems in airports, hospitals and nuclear power…

Cryptography and Security · Computer Science 2022-01-03 Nuno Oliveira , Norberto Sousa , Jorge Oliveira , Isabel Praça

Recent advances in digitization have led to the availability of multivariate time series data in various domains, enabling real-time monitoring of operations. Identifying abnormal data patterns and detecting potential failures in these…

Machine Learning · Computer Science 2023-10-10 Fan Wang , Keli Wang , Boyu Yao

The prevailing methodology in data-driven fault detection leverages synthetic data for training neural networks. However, it grapples with challenges when it comes to generalization in surveys exhibiting complex structures. To enhance the…

Geophysics · Physics 2024-10-28 Yimin Dou , Minghui Dong , Kewen Li , Y uan Xiao

The use of machine learning algorithms is an attractive way to produce very fast detector simulations for scattering reactions that can otherwise be computationally expensive. Here we develop a factorised approach where we deal with each…

Data Analysis, Statistics and Probability · Physics 2022-07-26 D. Darulis , R. Tyson , D. G. Ireland , D. I. Glazier , B. McKinnon , P. Pauli

Univariate time series (UTS), where each timestamp records a single variable, serve as crucial indicators in web systems and cloud servers. Anomaly detection in UTS plays an essential role in both data mining and system reliability…

Machine Learning · Computer Science 2026-02-11 Lingpei Zhang , Qingming Li , Yong Yang , Jiahao Chen , Rui Zeng , Chenyang Lyu , Shouling Ji

The accurate detection of small deviations in given density matrices is important for quantum information processing. Here we propose a new method based on the concept of data mining. We demonstrate that the proposed method can more…

Quantum Physics · Physics 2015-06-18 Satoshi Hara , Takafumi Ono , Ryo Okamoto , Takashi Washio , Shigeki Takeuchi

Anomaly detection in spatiotemporal data is a challenging problem encountered in a variety of applications, including video surveillance, medical imaging data, and urban traffic monitoring. Existing anomaly detection methods focus mainly on…

Machine Learning · Computer Science 2025-10-02 Rachita Mondal , Mert Indibi , Tapabrata Maiti , Selin Aviyente

The early detection and tracing of anomalous operations in battery packs are critical to improving performance and ensuring safety. This paper presents a data-driven approach for online anomaly detection in battery packs that uses real-time…

Systems and Control · Electrical Eng. & Systems 2023-01-23 Kiran Bhaskar , Ajith Kumar , James Bunce , Jacob Pressman , Neil Burkell , Christopher D. Rahn

Anomaly detection is the task of detecting data which differs from the normal behaviour of a system in a given context. In order to approach this problem, data-driven models can be learned to predict current or future observations.…

Machine Learning · Computer Science 2020-10-30 Benedikt Eiteneuer , Oliver Niggemann

The rise of AI-powered classification techniques has ushered in a new era for data-driven Fault Detection and Diagnosis in smart building systems. While extensive research has championed supervised FDD approaches, the real-world application…

Systems and Control · Electrical Eng. & Systems 2023-12-19 Farivar Rajabi , J. J. McArthur

To fully learn the latent temporal dependencies from post-disturbance system dynamic trajectories, deep learning is utilized for short-term voltage stability (STVS) assessment of power systems in this paper. First of all, a semi-supervised…

Signal Processing · Electrical Eng. & Systems 2021-02-25 Meng Zhang , Jiazheng Li , Yang Li , Runnan Xu

Identification of abnormal source hidden in distributed parameter systems (DPSs) belongs to the category of inverse source problems. It is important in industrial applications but seldom studied. In this paper, we make the first attempt to…

Systems and Control · Electrical Eng. & Systems 2019-12-03 Yun Feng , Han-Xiong Li