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This paper proposes a hybrid technique for secured optimal power flow coupled with enhancing voltage stability with FACTS device installation. The hybrid approach of Improved Gravitational Search algorithm (IGSA) and Firefly algorithm (FA)…

神经与进化计算 · 计算机科学 2017-02-01 Sheila Mahapatra , Nitin Malik

Electric power systems require accurate, scalable, distributed, and near real-time state estimation (SE) to support reliable monitoring and control under increasingly complex operating conditions. Limited monitoring capabilities can lead to…

信息论 · 计算机科学 2026-04-24 Mirsad Cosovic , Armin Teskeredzic , Antonello Monti , Dejan Vukobratovic

Nonlinear modal decoupling (NMD) was recently proposed to nonlinearly transform a multi-oscillator system into a number of decoupled oscillators which together behave the same as the original system in an extended neighborhood of the…

系统与控制 · 计算机科学 2018-11-12 Bin Wang , Kai Sun , Xin Xu

This paper introduces a stochastic hybrid system (SHS) framework in state space model to capture sensor, communication, and system contingencies in modern power systems (MPS). Within this new framework, the paper concentrates on the…

系统与控制 · 电气工程与系统科学 2024-01-31 Shuo Yuan , Le Yi Wang , George Yin , Masoud H. Nazari

Small signal analysis is a special case of analytical approaches using Taylor expansions of power system differential equations with the truncation performed at order one. The truncated Taylor expansions (TTEs) at higher orders can lead to…

系统与控制 · 计算机科学 2018-11-05 Bin Wang , Xin Xu , Kai Sun

Phasor Measurement Unit measurement data have been widely used in nowadays power system applications both in steady state and dynamic analysis. The performance of these applications running in utilities' energy management system depends…

系统与控制 · 电气工程与系统科学 2019-11-06 Chen Wang , Virgilio A. Centeno , Kevin D. Jones , Duotong Yang

Real-time tracking of inertia is important because it reflects the power system's ability to withstand contingencies and maintain frequency security. This paper proposes a practical approach to estimate inertia using ambient phasor…

系统与控制 · 电气工程与系统科学 2025-08-12 Anushka Sharma , Anamitra Pal , Rajasekhar Anguluri , Tamojit Chakraborty

The increasing use of power electronics converters to integrate renewable energy sources has been subject of concern due to the resonance oscillatory phenomena caused by their interaction with poorly damped AC networks. Early studies are…

系统与控制 · 电气工程与系统科学 2021-11-02 Luis Orellana , Luis Sainz , Eduardo Prieto-Araujo , Oriol Gomis-Bellmunt

Multimodal medical image fusion helps to increase efficiency in medical diagnosis. This paper presents multimodal medical image fusion by selecting relevant features using Principle Component Analysis (PCA) and Particle Swarm Optimization…

计算机视觉与模式识别 · 计算机科学 2017-02-01 Padmavathi K , Mahima Bhat , Maya V Karki

Multimodal sentiment analysis (MSA) leverages heterogeneous data sources to interpret the complex nature of human sentiments. Despite significant progress in multimodal architecture design, the field lacks comprehensive regularization…

计算与语言 · 计算机科学 2023-12-20 Efthymios Georgiou , Yannis Avrithis , Alexandros Potamianos

Topology identification (TI) in distribution networks is a challenging task due to the limited measurement resources and therefore the inevitable need to use pseudo-measurements that are often inaccurate. To address this issue, a new method…

系统与控制 · 电气工程与系统科学 2020-12-09 Lei Chen , Mohammad Farajollahi , Mahdi Ghamkhari , Wei Zhao , Songling Huang , Hamed Mohsenian-Rad

Power system stability indices are used as measures to evaluate and quantify the response of the system to external large disturbances. This paper provides a comparative analysis of established transient stability indices. The indices…

系统与控制 · 电气工程与系统科学 2020-01-13 Amirhossein Sajadi , Robin Preece , Jovica Milanovic

Integration of intermittent renewable energy sources in modern power systems is increasing very fast. Replacement of synchronous generators with zero-to-low variable renewables substantially decreases the system inertia. In a large system,…

信号处理 · 电气工程与系统科学 2020-06-23 Mingjian Tuo , Xingpeng Li

Multimodal sentiment analysis (MSA) integrates various modalities, such as text, image, and audio, to provide a more comprehensive understanding of sentiment. However, effective MSA is challenged by alignment and fusion issues. Alignment…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Yuhua Wen , Qifei Li , Yingying Zhou , Yingming Gao , Zhengqi Wen , Jianhua Tao , Ya Li

Multimodal Sentiment Analysis (MSA) leverages multiple data modals to analyze human sentiment. Existing MSA models generally employ cutting-edge multimodal fusion and representation learning-based methods to promote MSA capability. However,…

计算与语言 · 计算机科学 2024-12-04 Yijie Jin

Voltage stability refers to the ability of a power system to maintain acceptable voltages among all buses under normal operating conditions and after a disturbance. In this paper, a measurement-based voltage stability assessment (VSA)…

系统与控制 · 计算机科学 2019-02-27 Zhijie Nie , Xiaohu Zhang , Xiaoying Zhao , Yiran Xu , Di Shi , Jiajun Duan , Zhiwei Wang

Synchrophasor data provide unprecedented opportunities for inferring power system dynamics, such as estimating voltage angles, frequencies, and accelerations along with power injection at all buses. Aligned to this goal, this work puts…

系统与控制 · 电气工程与系统科学 2022-01-14 Mana Jalali , Vassilis Kekatos , Siddharth Bhela , Hao Zhu , Virgilio Centeno

Multimodal visual information fusion aims to integrate the multi-sensor data into a single image which contains more complementary information and less redundant features. However the complementary information is hard to extract, especially…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Hui Li , Xiao-Jun Wu

Intelligent transportation systems (ITS) localization is of significant importance as it provides fundamental position and orientation for autonomous operations like intelligent vehicles. Integrating diverse and complementary sensors such…

机器人学 · 计算机科学 2024-09-20 Wei Liu , Jiaqi Zhu , Guirong Zhuo , Wufei Fu , Zonglin Meng , Yishi Lu , Min Hua , Feng Qiao , You Li , Yi He , Lu Xiong

Multimodal sentiment analysis (MSA) is a research field that recognizes human sentiments by combining textual, visual, and audio modalities. The main challenge lies in integrating sentiment-related information from different modalities,…

多媒体 · 计算机科学 2025-12-02 Heng Xie , Kang Zhu , Zhengqi Wen , Jianhua Tao , Xuefei Liu , Ruibo Fu , Changsheng Li