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This paper presents fault detection and classification using Wavelet and ANN based methods in a DFIG-based series compensated system. The state-of-the art methods include Wavelet transform, Fourier transform, and Wavelet-neuro fuzzy…

系统与控制 · 电气工程与系统科学 2023-08-21 Satya Vikram Pratap Singh , Tanu Prasad , Siddharth Kamila , Prashant Agnihotri

To enhance the intelligence degree in operation and maintenance, a novel method for fault detection in power grids is proposed. The proposed GNN-based approach first identifies fault nodes through a specialized feature extraction method…

机器学习 · 计算机科学 2024-01-30 Hao Pei , Si Lin , Chuanfu Li , Che Wang , Haoming Chen , Sizhe Li

In this paper, a combination of fuzzy clustering estimation and sliding mode control is used to control a quadrotor system, whose mathematical model is complex and has unknown elements, including structure, parameters, and so on. In…

系统与控制 · 电气工程与系统科学 2023-11-15 Moufid Bouhentala , Mouna Ghanai , Kheireddine Chafaa

A growing number of wind turbines are equipped with vibration measurement systems to enable a close monitoring and early detection of developing fault conditions. The vibration measurements are analyzed to continuously assess the component…

机器学习 · 计算机科学 2022-02-17 Angela Meyer

Models of many engineering and natural systems are imperfect. The discrepancy between the mathematical representations of a true physical system and its imperfect model is called the model error. These model errors can lead to substantial…

计算物理 · 物理学 2022-06-28 Rambod Mojgani , Ashesh Chattopadhyay , Pedram Hassanzadeh

This paper investigates how models of spatiotemporal dynamics in the form of nonlinear partial differential equations can be identified directly from noisy data using a combination of sparse regression and weak formulation. Using the…

动力系统 · 数学 2020-01-08 Daniel R. Gurevich , Patrick A. K. Reinbold , Roman O. Grigoriev

This paper proposes a new fuzzy assessing procedure with application in management decision making. The proposed fuzzy approach build the membership functions for system characteristics of a standby repairable system. This method is used to…

人工智能 · 计算机科学 2017-07-07 Shoele Jamali , Mehrdad J. Bani

In scientific machine learning, the task of identifying partial differential equations accurately from sparse and noisy data poses a significant challenge. Current sparse regression methods may identify inaccurate equations on sparse and…

机器学习 · 计算机科学 2025-04-08 Su Chen , Yi Ding , Hiroe Miyake , Xiaojun Li

A majority of recent advancements related to the fault diagnosis of electrical motors are based on the assumption that training and testing data are drawn from the same distribution. However, the data distribution can vary across different…

系统与控制 · 电气工程与系统科学 2023-08-01 Sriram Anbalagan , Deepesh Agarwal , Balasubramaniam Natarajan , Babji Srinivasan

To improve the problem that the parameter identification for fuzzy neural network has many time complexities in calculating, an improved T-S fuzzy inference method and an parameter identification method for fuzzy neural network are…

神经与进化计算 · 计算机科学 2014-12-30 Chol Man Ho , Son Il Gwak , Song Ho Pak , Jong Won Ha

This paper presents a performance benchmarking study of a Gradient-Optimized Fuzzy Inference System (GF) classifier against several state-of-the-art machine learning models, including Random Forest, XGBoost, Logistic Regression, Support…

机器学习 · 计算机科学 2025-04-24 Magnus Sieverding , Nathan Steffen , Kelly Cohen

Regression analysis is employed to examine and quantify the relationships between input variables and a dependent and continuous output variable. It is widely used for predictive modelling in fields such as finance, healthcare, and…

机器学习 · 计算机科学 2025-10-16 Ashish Bhatia , Renato Cordeiro de Amorim , Vito De Feo

Despite rapid progress in live-imaging techniques, many complex biophysical and biochemical systems remain only partially observable, thus posing the challenge to identify valid theoretical models and estimate their parameters from an…

Falsely annotated samples, also known as noisy labels, can significantly harm the performance of deep learning models. Two main approaches for learning with noisy labels are global noise estimation and data filtering. Global noise…

机器学习 · 计算机科学 2025-07-31 Yuval Grinberg , Nimrod Harel , Jacob Goldberger , Ofir Lindenbaum

Smart structures are usually designed with a stimulus-response mechanism to mimic the autoregulatory process of living systems. In this work, in order to simulate this natural and self-adjustable behavior, a fuzzy feedback linearization…

In reverse osmosis desalination, ultrafiltration (UF) membranes degrade due to fouling, leading to performance loss and costly downtime. Most plants rely on scheduled preventive maintenance, since existing predictive maintenance models,…

人工智能 · 计算机科学 2026-02-03 Qusai Khaled , Laura Genga , Uzay Kaymak

This paper presents a mathematical framework for modeling the dynamic effects of three fault categories and six fault variants in the ink channels of high-end industrial printers. It also introduces a hybrid approach that combines…

系统与控制 · 电气工程与系统科学 2024-12-11 Casper van Peijpe , Farhad Ghanipoor , Youri de Loore , Pim Hacking , Nathan van de Wouw , Peyman Mohajerin Esfahani

Using piezoelectric impedance/admittance sensing for structural health monitoring is promising, owing to the simplicity in circuitry design as well as the high-frequency interrogation capability. The actual identification of fault location…

计算工程、金融与科学 · 计算机科学 2018-10-30 Pei Cao , Qi Shuai , Jiong Tang

Multi-label classification can effectively identify the relevant labels of an instance from a given set of labels. However,the modeling of the relationship between the features and the labels is critical to the classification performance.…

人工智能 · 计算机科学 2023-09-21 Qiongdan Lou , Zhaohong Deng , Zhiyong Xiao , Kup-Sze Choi , Shitong Wang

In the present paper, a fuzzy logic based method is combined with wavelet decomposition to develop a step-by-step dynamic hybrid model for the estimation of financial time series. Empirical tests on fuzzy regression, wavelet decomposition…

统计金融 · 定量金融 2011-02-21 Olfa Zaafrane , Anouar Ben Mabrouk