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A Fault Feature Extraction Method for Rolling Bearing Based on Intrinsic Time-Scale Decomposition and AR Minimum Entropy Deconvolution
Published 2021-01-01“…Firstly, the original early weak fault vibration signal of the rolling bearing is decomposed by the ITD algorithm to proper rotations (PRs) with fault feature frequency. Then, the sample entropy value of each PR is calculated to find the largest PRs of the sample entropy. …”
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302
The Measurement of Green Finance Development Index and Its Poverty Reduction Effect: Dynamic Panel Analysis Based on Improved Entropy Method
Published 2020-01-01“…Based on the analysis of related theories about green finance and poverty alleviation, this paper selects 18 indicators from three dimensions of economic development, financial development, and social environmental development and uses the improved entropy method to measure the green finance development index of China’s 25 provinces and municipalities from 2004 to 2017. …”
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303
Wavelet Correlation Feature Scale Entropy and Fuzzy Support Vector Machine Approach for Aeroengine Whole-Body Vibration Fault Diagnosis
Published 2013-01-01“…In order to correctly analyze aeroengine whole-body vibration signals, Wavelet Correlation Feature Scale Entropy (WCFSE) and Fuzzy Support Vector Machine (FSVM) (WCFSE-FSVM) method was proposed by fusing the advantages of the WCFSE method and the FSVM method. …”
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Influence of continuous Cu-rich phase on the deformation mechanism in as-cast CoCrFeNiCu high-entropy alloy
Published 2025-03-01Subjects: “…High-entropy alloy…”
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307
E_N_T_R_O_P_Y: Monocentric analysis of rectal cancer radio-chemotherapy treatment in patients of young age
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308
Information Flow between Global Equities and Cryptocurrencies: A VMD-Based Entropy Evaluating Shocks from COVID-19 Pandemic
Published 2021-01-01“…Hence, we employ both the variational mode decomposition (VMD) and the Rényi effective transfer entropy techniques. Analyses of the study are presented for three sample periods; these are the full sample period, the pre-COVID-19 period, and the COVID-19 pandemic period. …”
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309
Assessing Wildfire Risk in South Korea Under Climate Change Using the Maximum Entropy Model and Shared Socioeconomic Pathway Scenarios
Published 2024-12-01“…This study analyzed the probability of wildfire occurrence in South Korea using the Maximum Entropy (MaxEnt) model and predicted future wildfire occurrence under shared socioeconomic pathway (SSP) climate change scenarios. …”
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310
Multidimensional Performance Evaluation Using the Hybrid MCDM Method: A Case Study in the Turkish Non-Life Insurance Sector
Published 2024-06-01Subjects: Get full text
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311
Magnetocaloric Effect for a <i>Q</i>-Clock-Type System
Published 2024-12-01Subjects: “…entropy…”
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312
A New Health Condition Detection Method for Planetary Gears Based on Modified Distributed Compressed Sensing and Multiscale Symbol Dynamic Entropy
Published 2021-01-01“…Aiming at the problem of how to extract fault information from vibration signals of nonlinear and nonstationary planetary gearboxes, a performance degradation evaluation index of planetary gearboxes based on improved distributed compressed sensing and modified multiscale symbolic dynamic entropy (DCSMDE) is proposed. DCSMDE combines distributed compression sensing with modified multiscale symbol dynamic entropy and solves the problem of strong nonlinearity and strong vibration signal coupling of the planetary transmission system from the homologous signals of multiple sensors. …”
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313
A tree-shaped high thermal conductivity channel in a stacked chip with minimizing maximum temperature difference and entropy generation rate
Published 2025-02-01Subjects: Get full text
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Effects of Mn addition on wear and corrosion resistances of AlCoCrFeNi high-entropy alloy coating sprayed by HVOF
Published 2025-01-01“…In this study, AlCoCrFeNi and AlCoCrFeNiMn0.5 high-entropy alloy coatings, denoted as the Mn0 and Mn0.5 coatings, respectively, were prepared on 304 stainless steel substrate via High velocity oxygen fuel (HVOF) and their wear and corrosion resistances were investigated. …”
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316
Machine learning-assisted design of Ti–V–Nb–Mo refractory high-entropy alloys with higher ductility and specific yield strength
Published 2025-01-01Subjects: “…Refractory high-entropy alloy…”
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317
Total factor productivity and firm size in the German energy industry: evidence from a symbolic transfer entropy panel causality test
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318
High-entropy engineered BaTiO3-based ceramic capacitors with greatly enhanced high-temperature energy storage performance
Published 2025-01-01“…This study provides a good paradigm of the efficacy of the high-entropy engineering for developing high-performance dielectric capacitors.…”
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319
Deteksi Dini Gangguan Jaringan Distributed Denial Of Service (DDOS) Menggunakan Metode Shannon Entropy Pada Software Defined Network (SDN)
Published 2024-07-01“…Deteksi dini yang disebabkan oleh DDoS pada jaringan SDN dilakukan melalui pendekatan metrik entropy berbasis teori informasi. Penelitian ini memfokuskan pendeteksian dini pada serangan DDoS di dalam lingkungan SDN melalui metode Shannon Entropy dengan mendeteksi lalu lintas atau trafik normal dan DDoS. …”
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Evaluation of the Water Yield of Coal Roof Aquifers Based on the FDAHP-Entropy Method: A Case Study in the Donghuantuo Coal Mine, China
Published 2021-01-01“…Further, the fuzzy Delphi analytic hierarchy process (FDAHP) and entropy weight method (EWM) are used to calculate the subjective and objective weights of each main factor, respectively, and a combination weight model (CWM) is proposed based on the least square method to compose the comprehensive weights. …”
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