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Many fault diagnosis methods of rotating machines are based on discriminative features extracted from signals collected from the key components such as bearings. However, under complex operating conditions, periodic impulsive…

信号处理 · 电气工程与系统科学 2025-12-12 Yuhan Yuan , Xiaomo Jiang , Haibin Yang , Haixin Zhao , Shengbo Wang , Xueyu Cheng , Jigang Meng , Shuhua Yang

We propose the adaptive random Fourier features Gaussian kernel LMS (ARFF-GKLMS). Like most kernel adaptive filters based on stochastic gradient descent, this algorithm uses a preset number of random Fourier features to save computation…

信号处理 · 电气工程与系统科学 2022-07-18 Wei Gao , Jie Chen , Cédric Richard , Wentao Shi , Qunfei Zhang

In this paper, we study the estimation and inference of change points under a functional linear regression model with changes in the slope function. We present a novel Functional Regression Binary Segmentation (FRBS) algorithm which is…

统计方法学 · 统计学 2026-02-02 Shivam Kumar , Haotian Xu , Haeran Cho , Daren Wang

Conventional mutual information (MI) based feature selection (FS) methods are unable to handle heterogeneous feature subset selection properly because of data format differences or estimation methods of MI between feature subset and class…

机器学习 · 统计学 2015-03-31 Min Wei , Tommy W. S. Chow , Rosa H. M. Chan

Feature selection and reducing the dimensionality of data is an essential step in data analysis. In this work, we propose a new criterion for feature selection that is formulated as conditional information between features given the labeled…

机器学习 · 统计学 2019-05-20 Salimeh Yasaei Sekeh , Alfred O. Hero

We propose a novel algorithm for greedy forward feature selection for regularized least-squares (RLS) regression and classification, also known as the least-squares support vector machine or ridge regression. The algorithm, which we call…

机器学习 · 统计学 2010-03-19 Tapio Pahikkala , Antti Airola , Tapio Salakoski

Machine learning is a powerful tool for extracting valuable information and making various predictions from diverse datasets. Traditional machine learning algorithms rely on well-defined input and output variables; however, there are…

机器学习 · 计算机科学 2025-02-05 Anh T. Hoang , Zsolt J. Viharos

Multi-criteria decision-making methods provide decision-makers with appropriate tools to make better decisions in uncertain, complex, and conflicting situations. Fuzzy set theory primarily deals with the uncertainty inherent in human…

人工智能 · 计算机科学 2025-09-10 Kirisci Murat

Federated Learning (FL) enables collaborative model training across distributed clients without data sharing, but its high computational and communication demands strain resource-constrained devices. While existing methods use dynamic…

机器学习 · 计算机科学 2025-10-17 Hong Huang , Hai Yang , Yuan Chen , Jiaxun Ye , Dapeng Wu

Feature selection is a crucial step in machine learning, especially for high-dimensional datasets, where irrelevant and redundant features can degrade model performance and increase computational costs. This paper proposes a novel…

神经与进化计算 · 计算机科学 2024-10-30 Azam Asilian Bidgoli , Shahryar Rahnamayan

Feature subset selection (FSS) using a wrapper approach is essentially a combinatorial optimization problem having two objective functions namely cardinality of the selected-feature-subset, which should be minimized and the corresponding…

神经与进化计算 · 计算机科学 2022-02-09 Yelleti Vivek , Vadlamani Ravi , P. Radhakrishna

Accurate and interpretable bearing fault classification is critical for ensuring the reliability of rotating machinery, particularly under variable operating conditions where domain shifts can significantly degrade model performance. This…

机器学习 · 计算机科学 2025-08-12 Tasfiq E. Alam , Md Manjurul Ahsan , Shivakumar Raman

As an effective data preprocessing step, feature selection has shown its effectiveness to prepare high-dimensional data for many machine learning tasks. The proliferation of high di-mension and huge volume big data, however, has brought…

机器学习 · 计算机科学 2019-03-01 Ning Gui , Danni Ge , Ziyin Hu

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

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

Clustering multivariate time series (MTS) is challenging due to non-stationary cross-dependencies, noise contamination, and gradual or overlapping state boundaries. We introduce a robust fuzzy clustering framework in the spectral domain…

应用统计 · 统计学 2025-11-03 Ziling Ma , Mara Sherlin Talento , Ying Sun , Hernando Ombao

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

Rolling bearings are subject to various faults due to its long-time operation under harsh environment, which will lead to unexpected breakdown of machinery system and cause severe accidents. Deep learning methods recently have gained…

机器学习 · 计算机科学 2021-09-21 Mingxuan Liang , Kai Zhou

Network intrusion detection systems are an active area of research to identify threats that face computer networks. Network packets comprise of high dimensions which require huge effort to be examined effectively. As these dimensions…

密码学与安全 · 计算机科学 2017-07-19 Nour Moustafa , Jill Slay

Unsupervised feature selection is critical for improving clustering performance in high-dimensional data, where irrelevant features can obscure meaningful structure. In this work, we introduce the Minkowski weighted $k$-means++, a novel…

机器学习 · 计算机科学 2026-05-19 Xudong Zhang , Renato Cordeiro de Amorim