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This paper investigates a lightweight deep reinforcement learning (DRL)-assisted weighting framework for CSI-free multi-satellite positioning in LEO constellations, where each visible satellite provides one serving beam (one pilot response)…

信号处理 · 电气工程与系统科学 2026-03-18 Po-Heng Chou , Chiapin Wang , Kuan-Hao Chen , Wei-Chen Hsiao

Earth Observation (EO) systems are crucial for cartography, disaster surveillance, and resource administration. Nonetheless, they encounter considerable obstacles in the processing and transmission of extensive data, especially in…

Electrical fault classification is vital for ensuring the reliability and safety of power systems. Accurate and efficient fault classification methods are essential for timely and effective maintenance. In this paper, we propose a novel…

Magnetic Bright Points (MBPs) in the internetwork are among the smallest objects in the solar photosphere and appear bright against the ambient environment. An algorithm is presented that can be used for the automated detection of the MBPs…

太阳与恒星天体物理 · 物理学 2015-05-13 P. J. Crockett , D. B. Jess , M. Mathioudakis , F. P. Keenan

This paper introduces a novel learning-based Stochastic Hybrid System (LSHS) approach for detecting and classifying various contingencies in modern power systems. Specifically, the proposed method is capable of identifying hidden…

系统与控制 · 电气工程与系统科学 2025-01-24 Erfan Mehdipour Abadi , Hamid Varmazyari , Masoud H. Nazari

The extensive deployment of Low Earth Orbit (LEO) satellites introduces significant security challenges for communication security issues in Internet of Things (IoT) networks. With the rising number of satellites potentially acting as…

网络与互联网体系结构 · 计算机科学 2024-07-08 Anna Talgat , Ruibo Wang , Mustafa A. Kishk , Mohamed-Slim Alouini

The smart grid vision entails advanced information technology and data analytics to enhance the efficiency, sustainability, and economics of the power grid infrastructure. Aligned to this end, modern statistical learning tools are leveraged…

机器学习 · 统计学 2015-06-17 Vassilis Kekatos , Yu Zhang , Georgios B. Giannakis

This paper deals with a novel Plug-and-Play (PnP) architecture for the control and monitoring of Large-Scale Systems (LSSs). The proposed approach integrates a distributed Model Predictive Control (MPC) strategy with a distributed Fault…

系统与控制 · 计算机科学 2014-09-19 Stefano Riverso , Francesca Boem , Giancarlo Ferrari-Trecate , Thomas Parisini

Low-latency delivery of satellite imagery is essential for time-critical applications such as disaster response, intelligence, and infrastructure monitoring. However, traditional pipelines rely on downlinking all captured images before…

机器学习 · 计算机科学 2026-04-21 Ansel Kaplan Erol , Seungjun Lee , Divya Mahajan

We propose a deep learning approach based on an autoencoder for identifying and localizing fiber faults in passive optical networks. The experimental results show that the proposed method detects faults with 97% accuracy, pinpoints them…

信号处理 · 电气工程与系统科学 2022-03-23 Khouloud Abdelli , Florian Azendorf , Helmut Griesser , Carsten Tropschug , Stephan Pachnicke

Smart electrical grids rely on data communication to support their operation and on sensing for diagnostics and maintenance. Usually, the roles of communication and sensing equipment are different, i.e., communication equipment does not…

信号处理 · 电气工程与系统科学 2022-07-18 Yinjia Huo , Gautham Prasad , Lutz Lampe , Victor C. M. Leung

With the expansion of the software scale and complexity of smart grid systems, the detection of smart grid software defects has become a research hotspot. Because of the large scale of the existing smart grid software code, the efficiency…

软件工程 · 计算机科学 2020-08-25 Ling Yuan , Siyuan Zhou , Neal Xiong

We study spectrum sharing between two dense low-earth orbit (LEO) satellite constellations, an incumbent primary system and a secondary system that must respect interference protection constraints on the primary system. In particular, we…

信号处理 · 电气工程与系统科学 2025-03-20 Eunsun Kim , Ian P. Roberts , Taekyun Lee , Jeffrey G. Andrews

Manual inspections for solar panel systems are a tedious, costly, and error-prone task, making it desirable for Unmanned Aerial Vehicle (UAV) based monitoring. Though deep learning models have excellent fault detection capabilities, almost…

计算机视觉与模式识别 · 计算机科学 2026-01-07 Md. Asif Hossain , G M Mota-Tahrin Tayef , Nabil Subhan

The safe and reliable operation of complex electromechanical systems in nuclear power plants is crucial for the safe production of nuclear power plants and their nuclear power unit. Therefore, accurate and timely fault diagnosis of nuclear…

系统与控制 · 电气工程与系统科学 2024-11-13 Jiangwen Chen , Siwei Li , Guo Jiang , Cheng Dongzhen , Lin Hua , Wang Wei

Diagnosis in PV systems aims to detect, locate and identify faults. Diagnosing these faults is vital to guarantee energy production and extend the useful life of PV power plants. In the literature, multiple machine learning approaches have…

High-impedance arc faults in AC power systems have the potential to lead to catastrophic accidents. However, significant challenges exist in identifying these faults because of the much weaker characteristics and variety when grounded with…

Automated inspection plays an important role in monitoring large-scale photovoltaic power plants. Commonly, electroluminescense measurements are used to identify various types of defects on solar modules but have not been used to determine…

Smart meters (SMs) are being widely deployed by distribution utilities across the U.S. Despite their benefits in real-time monitoring. SMs suffer from certain data quality issues; specifically, unlike phasor measurement units (PMUs) that…

信号处理 · 电气工程与系统科学 2021-05-12 Yuxuan Yuan , Kaveh Dehghanpour , Zhaoyu Wang

Underground cable power transmission and distribution system are susceptible to faults. Accurate fault location for transmission lines is of vital importance. A quick detection and analysis of faults is necessity of power retailers and…

分布式、并行与集群计算 · 计算机科学 2013-09-24 Shweta Gajbhiye , S. P. Karmore
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