Research on efficient design method of high torque motor with dual airgap hybrid rotor for aircraft engines by Siyang Yu, Yingjie Xu, Yue Zhang, Guangwei Liu, Fengge Zhang

“…Firstly, to address the problem that the difference in power density between the inner and outer unit motor is so large that it is not suitable for electromagnetic design using the power splitting method, a main dimensioning calculation method based on the equal‐power volume transformation is proposed. …”
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Fault diagnosis method for underground coal mining equipment audio signals based on improved transfer learning by QIU Ji'er, WANG Qi, WANG Peng

“…The joint distribution distance was calculated using pseudo-labels, and label information was mapped through multiple linear transformations to match features and reduce data distribution differences, achieving simultaneous alignment of both marginal and conditional distributions. …”
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A Distributed Multi-Robot Collaborative SLAM Method Based on Air–Ground Cross-Domain Cooperation by Peng Liu, Yuxuan Bi, Caixia Wang, Xiaojiao Jiang

“…This method calculates the correspondence probability of the air–ground loop closure keyframes using these features and iteratively computes the rotation angle and translation vector to determine the coordinate transformation matrix. …”
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Research and Application of Evaluation Methods for Functional Characteristics of Oil-Based Drilling Fluid in Shale Gas Wells by Dewei Gao, Jiajun Xie, Shengming Huang, Shenyao Wu, Pengcheng Wu, Weian Huang

“…The application of industry standard method to evaluate the performance of oil-based drilling fluid has the problem of poor correlation. …”
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GA-SVM method for single-phase grounding fault line selection in distribution network based on feature fusion by ZHANG Xiaopeng, BAI Jie, SUN Naijun, LI Jie, ZHENG Shuai, WAN Qingzhu

“…Aiming at the low accuracy of line selection method when the data amount of single-phase grounding fault in distribution network is small, a genetic algorithm optimized support vector machine (GA-SVM) method for single-phase grounding fault line selection in distribution network based on feature fusion is proposed, which adopts Fourier transform, the active power method and wavelet packet transform decompose the transient zero-sequence current of each line under different fault conditions, extracts four features, including fundamental wave amplitude, fifth harmonic amplitude, average active power component and wavelet energy value. …”
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Indirect Measurement Method of Compression Cycle Parameters of Liquid-driven Reciprocating Hydrogen Compressor Based on Vibration Analysis by Zhipeng CHEN, Zhiliang LIU, Xiaonan ZHANG, Xuebing ZENG, Xingwen JIANG, Xiaoming GU

“…It develops and validates a novel non-direct measurement method that enhances the reliability and efficiency of parameter extraction in liquid-driven reciprocating hydrogen compressors, which are crucial for operational efficiency and diagnostic accuracy in hydrogen fuel systems.Methods The proposed method integrates Variational Time-Domain Decomposition (VTDD), Hilbert transform, and autocorrelation functions to enhance signal analysis and parameter extraction in noisy environments. …”
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Wave-DNA: A software tool for simulating nonlinear acoustic waves emitted by moving boundaries by Sören Schenke, Fabian Sewerin, Berend van Wachem, Fabian Denner

“…At its core, Wave-DNA is based on the convective Kuznetsov equation, a second-order nonlinear acoustic wave equation that accounts for the background flow and may be reduced to alternative wave equations by applying simplifying assumptions. A tailored finite-difference time-domain method with time-dependent coordinate transformation enables the accurate simulation of acoustic waves emitted by moving boundaries.…”
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OS-PSO: A Modified Ratio of Exponentially Weighted Averages-Based Optical and SAR Image Registration by Hui Zhang, Yu Song, Jingfang Hu, Yansheng Li, Yang Li, Guowei Gao

“…Finally, we propose an enhanced matching method. The transformed relation is obtained in the initial matching stage using the nearest neighbor distance ratio (NNDR) and fast sample consensus (FSC) methods. …”
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Post-Pandemic Urban Future: Identification of the main trends of change in Latin America, through the application of the Delphi method by Yeimis Milton Palomino Pichihua

“…Additionally, it employs machine learning algorithms to transform them into predictions. The sample is made up of 26 panelists from different Latin American countries, who participated in successive questionnaires until stable results were reached. …”
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The thermal and Pasternak foundation effect on the transient behaviors of the rectangular plate using a novel semi-analytical method by Xu Liang, Zeng Cao, Yu Deng, Xue Jiang, Xing Zha, Jianxing Leng

“…This paper proposes a novel semi-analytical methodology, which integrates Laplace transform, the one-dimensional differential quadrature method, Fourier series expansion technique, and Laplace numerical inversion to analyze plates’ transient response. …”
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Visco-thermoelastic rectangular plate under uniform loading: A study of deflection by Chopra Deepti, Singh Prince

“…The deflection analysis utilizes the Laplace transform and Finite Fourier sine transform. Inverse Laplace transform is resolved using residue method. …”
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A Secure Anonymous Identity-Based Virtual-Space Agreement Method for Crowds-Based Anonymous Communicate Scheme by Kai Lin, Kaiyu Wang, Jin Shang, Qindong Sun

“…The protocol can handle the case where there are multiple controllers in the system, and the negotiated Virtual-Space depends on the identity of the controller and the controlled node, so different controllers do not affect each other. The designed protocol is verified on Freenet, and we conclude this paper with a detailed security analysis of the method to prove that the method satisfies forward security.…”
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Influence and Mechanism of Solid-Phase Particle Factors on Oil–Solid Separation of Oily Sludge Treated by Flotation Method by Shuhui Wu, Xue Yao, Xiao Wang, Wenyan Yuan, Qiuhong Li, Xiaoyin Niu, Yanfei Ma

“…The response surface methodology (RSM) method was used to determine the Rs as the main control factor of the flotation process, and the oil content of residue phase in mixed-size sand OS was optimised to 2.63%. …”
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Research of Gear Meshing Stiffness Identification Algorithm based on Exponential Window Interception Recursive Least Square Method by Maohui Wang, Haixiang Li, Ping Yang, Jiao Chen, Wei Xia

“…To calculate speed curve of the input and output gears，the empirical mode decomposition （EMD） method is used to decompose vibration signal into intrinsic mode function （IMF） of different frequency，the IMFs are used to reconstruct character signals of input and output gears basing on the mean frequency of IMFs. …”
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Multiliteracies meet new methods: The case for digital writing in English education case study in G-7 countries. by Xiaoying Hu

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Research on the Classification Method of Tea Tree Seeds Quality Based on Mid-Infrared Spectroscopy and Improved DenseNet by Di Deng, Hao Li, Jiawei Luo, Jiachen Jiang, Hongbo Mu

“…Four types of tea tree seeds in different states were prepared, and their spectral data were collected and preprocessed using Savitzky–Golay (SG) filtering and wavelet transform. …”
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Preparing of CuCo2O4 compound by Sol-gel method and studying its structural properties by Areej Yousef, Ibrahim Ismail

“… The CuCo2O4 compound has been prepared by the Sol-gel method starting with cobalt sulfate CoSO4.7H2O and copper nitrate, using Pectin as a stabilizer. …”
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Analysis of Changes in Rainfall-Runoff Process of Dakeng River in Guangzhou Before and After Urbanization by WAN Ru'nan, LIN Kairong, XIAO Mingzhong, WANG Simin, LI Biqi

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Antibacterial property of hydroxyapatite extracted from biological sources and doped with Cu2+ and Ag+ by Sol-gels method by Mahsa Abbasi, Mehdi Rashnavadi, Milad Gholami, Somayeh Molaei

“…The physical properties of extracted HA and HA-Doped Cu2+-Ag+ were investigated using X-ray diffraction and Fourier transform infrared spectroscopy (FT-IR). It was observed in SEM that the distribution of diameter and size is different depending on the molar ratio of Cu2+ and Ag+. …”
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A Fault Diagnosis Method for Oil Well Electrical Power Diagrams Based on Multidimensional Clustering Performance Evaluation by Xingyu Liu, Xin Meng, Ze Hu, Hancong Duan, Min Wang, Yaping Chen

“…Through the dynamic mathematical modeling of the pumping unit system, we transform the indicator diagram of beam-pumping units into electric power diagrams and conduct an in-depth analysis of the characteristics of electric power diagrams under five typical operating conditions, revealing the impact of different working conditions on electric power. …”
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