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相关论文: Feature Selection for Transient Stability Assessme…

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How to accurately measure the relevance and redundancy of features is an age-old challenge in the field of feature selection. However, existing filter-based feature selection methods cannot directly measure redundancy for continuous data.…

机器学习 · 计算机科学 2023-07-31 Haitao Nie , Shengbo Zhang , Bin Xie

We propose a feature screening method that integrates both feature-feature and feature-target relationships. Inactive features are identified via a penalized minimum Redundancy Maximum Relevance (mRMR) procedure, which is the continuous…

机器学习 · 统计学 2025-08-27 Peter Naylor , Benjamin Poignard , Héctor Climente-González , Makoto Yamada

In machine learning applications for online product offerings and marketing strategies, there are often hundreds or thousands of features available to build such models. Feature selection is one essential method in such applications for…

机器学习 · 统计学 2019-08-16 Zhenyu Zhao , Radhika Anand , Mallory Wang

A new feature selection method based on kernelized fuzzy rough sets (KFRS) and the memetic algorithm (MA) is proposed for transient stability assessment of power systems. Considering the possible real-time information provided by wide-area…

信号处理 · 电气工程与系统科学 2018-08-29 Xueping Gu , Yang Li , Jinghua Jia

While building machine learning models, Feature selection (FS) stands out as an essential preprocessing step used to handle the uncertainty and vagueness in the data. Recently, the minimum Redundancy and Maximum Relevance (mRMR) approach…

分布式、并行与集群计算 · 计算机科学 2024-07-25 Yelleti Vivek , P. S. V. S. Sai Prasad

Feature selection is among the most important components because it not only helps enhance the classification accuracy, but also or even more important provides potential biomarker discovery. However, traditional multivariate methods is…

计算机视觉与模式识别 · 计算机科学 2016-05-26 Yilun Wang , Zhiqiang Li , Yifeng Wang , Xiaona Wang , Junjie Zheng , Xujuan Duan , Huafu Chen

The use of variable selection methods is particularly appealing in statistical problems with functional data. The obvious general criterion for variable selection is to choose the `most representative' or `most relevant' variables. However,…

统计方法学 · 统计学 2016-08-09 José R. Berrendero , Antonio Cuevas , José L. Torrecilla

In this paper, we discuss a method to find the most influential power system parameters to the probabilistic transient stability assessment problem---finding the probability distribution of the critical clearing time. We perform the…

系统与控制 · 电气工程与系统科学 2020-10-23 Raphael L. V. Fortulan , Luís F. C. Alberto

Feature selection has attracted significant attention in data mining and machine learning in the past decades. Many existing feature selection methods eliminate redundancy by measuring pairwise inter-correlation of features, whereas the…

机器学习 · 计算机科学 2015-02-03 Zhijun Chen , Chaozhong Wu , Yishi Zhang , Zhen Huang , Bin Ran , Ming Zhong , Nengchao Lyu

Efficient benchmarking techniques aim to lower the computational cost of evaluating LLMs by predicting full benchmark scores using only a subset of a benchmark's questions. By reframing this problem as an instance of multiple regression…

机器学习 · 统计学 2026-05-26 Sam Bowyer , Acyr Locatelli , Kris Cao

In recent years, intelligent condition-based monitor-ing of rotary machinery systems has become a major researchfocus of machine fault diagnosis. In condition-based monitoring,it is challenging to form a large-scale well-annotated…

机器学习 · 计算机科学 2020-08-27 Vikas Singh , Nishchal K. Verma

Accurate transient stability assessment is a crucial prerequisite for proper power system operation and planning with various operational constraints. Transient stability assessment of modern power systems is becoming very challenging due…

系统与控制 · 电气工程与系统科学 2023-12-22 Umair Shahzad

Online identification of post-contingency transient stability is essential in power system control, as it facilitates the grid operator to decide and coordinate system failure correction control actions. Utilizing machine learning methods…

系统与控制 · 计算机科学 2017-05-23 James J. Q. Yu , David J. Hill , Albert Y. S. Lam , Jiatao Gu , Victor O. K. Li

Transient stability and critical clearing time (CCT) are important concepts in power system protection and control. This paper explores and compares various learning-based methods for predicting CCT under uncertainties arising from…

系统与控制 · 电气工程与系统科学 2024-09-05 Xingjian Wu , Xiaoting Wang , Xiaozhe Wang , Peter E. Caines , Jingyu Liu

Taking full advantage of synchrophasors provided by GPS-based wide-area measurement system (WAMS), a novel VBpMKL-based transient stability assessment (TSA) method through multifeature fusion is proposed in this paper. First, a group of…

信号处理 · 电气工程与系统科学 2018-09-12 Yang Li , Guoqing Li , Zhenhao Wang , Zijiao Han , Xue Bai

Feature selection is a crucial step in analyzing gene expression data, enhancing classification performance, and reducing computational costs for high-dimensional datasets. This paper proposes BoMGene, a hybrid feature selection method that…

机器学习 · 计算机科学 2025-10-02 Bich-Chung Phan , Thanh Ma , Huu-Hoa Nguyen , Thanh-Nghi Do

Excluding irrelevant features in a pattern recognition task plays an important role in maintaining a simpler machine learning model and optimizing the computational efficiency. Nowadays with the rise of large scale datasets, feature…

机器学习 · 计算机科学 2018-04-17 Saman Sadeghyan

Mutual Information (MI) based feature selection makes use of MI to evaluate each feature and eventually shortlists a relevant feature subset, in order to address issues associated with high-dimensional datasets. Despite the effectiveness of…

机器学习 · 计算机科学 2022-12-20 Shiyu Liu , Mehul Motani

The aggressive integration of distributed renewable sources is changing the dynamics of the electric power grid in an unexpected manner. As a result, maintaining conventional performance specifications, such as transient stability, may not…

最优化与控制 · 数学 2018-06-14 Liviu Aolaritei , Dongchan Lee , Thanh Long Vu , Konstantin Turitsyn

Power systems are getting more complex than ever and are consequently operating close to their limit of stability. Moreover, with the increasing demand of renewable wind generation, and the requirement to maintain a secure power system, the…

系统与控制 · 电气工程与系统科学 2025-05-22 Umair Shahzad
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