Early Weak Fault Diagnosis of Rolling Bearing Based on Multilayer Reconstruction Filter by Quanfu Li, Yuxuan Zhou, Gang Tang, Chunlin Xin, Tao Zhang

“…The proposed method has the advantages of reducing noise influence and adaptive estimation of decomposed modes, which can be applied more efficiently in practice.…”
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Crow Search Algorithm for MEMS Gyroscope Temperature Drift Signal and Processing for Denoising by Xichen Wang, Huiliang Cao, Xiaomin Duan

“…To solve the problem of micro-electro-mechanical system (MEMS) gyroscope noise, this paper presents a variational mode decomposition (VMD) method based on crow search algorithm. …”
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Investigation of the Contamination Control in a Cleaning Room with a Moving AGV by 3D Large-Scale Simulation by Qing-He Yao, Qing-Yong Zhu

“…For this purpose, numerical experiments scheme based on domain decomposition method is designed. Compared with the related past research, the high Reynolds number is treated by large-scale computation in this work. …”
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Optimizing Metro Passenger Flow Prediction: Integrating Machine Learning and Time-Series Analysis with Multimodal Data Fusion by Li Wan, Wenzhi Cheng, Jie Yang

“…The efficacy of the proposed approach is rigorously evaluated through its application to empirical metro passenger flow datasets from diverse urban centers, demonstrating marked superiority in predictive performance over traditional forecasting methods. The insights gleaned from this study bear significant ramifications for the strategic planning and administration of public transportation infrastructures, potentially leading to more strategic resource allocation and an enhanced commuter experience.…”
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A Low Complexity Subspace-Based DOA Estimation Algorithm with Uniform Linear Array Correlation Matrix Subsampling by Do-Sik Yoo

“…First of all, we introduce the method of autocorrelation matrix subsampling which enables us to employ a low complexity algorithm based on a ULA without computationally complex eigenvalue decomposition or singular-value decomposition. …”
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Dissecting polytopes: Landau singularities and asymptotic expansions in 2 → 2 scattering by Einan Gardi, Franz Herzog, Stephen Jones, Yao Ma

“…This leads to a geometric interpretation of the singularities as faces of Newton polytopes, which facilitates algorithmic evaluation by sector decomposition and asymptotic expansion by the method of regions. …”
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Composite fault feature extraction for gears based on MCKD-EWT adaptive wavelet threshold noise reduction by Yanchang LV, Jingyue Wang, Chengqiang Zhang, Jianming Ding

“…The results of experimental data analysis show that compared with the feature extraction methods such as spatial scale threshold EWT-MCKD and Complete Ensemble Empirical Mode Decomposition (CEEMDAN)-MCKD, the proposed method is more suitable for the diagnosis of gear composite faults in a strong background noise environment, the noise interference is effectively suppressed, and the extraction effect of gear composite fault features is more obvious.…”
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A node influence ranking algorithm combining k-shell iteration and node degree. by Yating Ji, Lequn Liu, Shujia Li, Pu Lu, Qimei Tang

“…To improve the K-shell decomposition method, many approaches have been proposed by researchers. …”
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Modeling and Predicting Time Series with Non-stationarity and Volatility by FENG Qiang, ZHAO Jianguang, YANG Rong, NIU Baoning

“…To address these issues, in terms of dealing with non-stationarity, a Prophet-CEEMDAN secondary decomposition method that follows the principle of “extraction-decomposition” is proposed. …”
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Dynamic Alterations and the Affecting Attributes of the Unbalanced Economic Development in the Basin of the Yellow River: Analysis Utilizing Population-Weighted Coefficient of Vari... by Ziqiang Zhao

“…This paper employs a method called the population-weighted coefficient of variation (PWCV) to investigate the dynamic changes related to the imbalanced economic progression in the Yellow River Basin (YRB) between 2010 and 2020, and also analyzes the affecting attributes that are related to industry-specific and the spatial property of this change through the double decomposition of the PWCV method. …”
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DMS-OGSTV: A Novel Infrared Small Target Detection Based on Spatial-Temporal Tensor Model by Xiaoling Ge, Weixian Qian, Zipeng Fu

“…Detecting small targets in complex infrared backgrounds is challenging due to edge aliasing and noise interference. Tensor decomposition methods show potential but have limitations in these conditions. …”
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Boosted Whittaker–Henderson Graduation by Zihan Jin, Hiroshi Yamada

“…Among them, the HP filter is the most prominent trend-cycle decomposition method for macroeconomic time series such as real gross domestic product. …”
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Recognition of Impact Load on Connecting-Shaft Rotor System Based on Motor Current Signal Analysis by Kun Zhang, Zhaojian Yang, Qingbao Bao, Jianwen Zhang

“…Consequently, the required load response information can be presented more clearly using the singular value decomposition method to remove the power frequency components in the current signal. …”
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Study on Wellbore Temperature and Pressure Distribution in Process of Gas Hydrate Mined by Polymer Additive CO2 Jet by Minghui Wei, Chenghuai Wu, Yanxi Zhou

“…The wellbore temperature and pressure changes during this process are analyzed, and the wellbore temperature and pressure model are established and solved by the state space method. This paper also analyzed the effects of relevant parameters on hydrate decomposition, such as injection flow, temperature, and pressure. …”
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Efficient simulation of plasma physics' time fractional modified Korteweg-de Vries equations. by N S Alharthi

“…The fractional modified Korteweg-de Vries (mKdV) equations are investigated in this work by employing effective analytical methods within the Caputo operator. The findings for the given problems are computed using the Elzaki transformation, the homotopy perturbation method, and the Adomian decomposition method. …”
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Synthesis and catalytic properties of nitrogen-containing carbon nanotubes by Yu. I. Sementsov, O. A. Cherniuk, S. V. Zhuravskyi, Wang Bo, K. V. Voitko, O. M. Bakalinska, M. T. Kartel

“…It is concluded that the method of direct synthesis of nitrogen-containing CNTs allows to obtain more catalytically active carbon nanotubes containing more nitrogen, mainly pyrrolic and quaternary type. …”
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On the Study of Oscillating Viscous Flows by Using the Adomian-Padé Approximation by Chi-Min Liu

“…Main purposes for studying oscillating flows are not only to verify the accuracy of the approximation solution, but also to provide a basis for analyzing more problems by the present method with the help of Fourier analysis. …”
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Oaxaca-Blinder meets Kitagawa: What is the link? by Ronald L Oaxaca, Eva Sierminska

“…Recently, papers have started combining the naming of two popular decomposition methods: the Oaxaca-Blinder (OB) method and the Kitagawa method, a popular method in demographics and sociology. …”
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Enhanced Noise Suppression in Partial Discharge Signals via SVD and VMD with Wavelet Thresholding by Hailong Wang, Yongliang Yao, Guangdong Zhang, Jidong Pan, Longlong Gao, Hai Jin, Chuang Wang

“…Partial discharge evaluation is a principal method for assessing insulation conditions in power transformers. …”
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A Fault Diagnosis Model Based on LCD-SVD-ANN-MIV and VPMCD for Rotating Machinery by Songrong Luo, Junsheng Cheng, Kexiang Wei

“…However, traditional class discrimination methods such as SVM and ANN fail to capitalize the interactions among the feature variables. …”
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