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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 发表日期：2021    专题：兰州理工大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Early fault feature extraction of rolling bearing based on optimized VMD and improved threshold denoising 期刊论文 Zhendong yu Chongji/Journal of Vibration and Shock, 2021, 卷号: 40, 期号: 13, 页码: 146-153 作者:  Chen, Peng;  Zhao, Xiaoqiang 收藏  |  浏览/下载：5/0  |  提交时间：2022/02/17 Extraction  Feature extraction  Signal processing  Spectrum analysis  Adaptive decomposition  Correlation coefficient  Fault feature extractions  Mode decomposition  Optimization algorithms  Optimization method  Teager energy operators  Threshold de-noising   Quantum Feller semigroup in terms of quantum Bernoulli noises 期刊论文 STOCHASTICS AND DYNAMICS, 2021, 卷号: 21, 期号: 4 作者:  Chen, Jinshu 收藏  |  浏览/下载：8/0  |  提交时间：2021/10/14 Quantum Bernoulli noise  quantum Markov semigroup  Feller property  invariant state   Optimization of variable cross-section scroll based on self-adaptive NSGA- algorithm 期刊论文 Huazhong Keji Daxue Xuebao (Ziran Kexue Ban)/Journal of Huazhong University of Science and Technology (Natural Science Edition), 2021, 卷号: 49, 期号: 3, 页码: 63-68 作者:  Liu, Tao;  Zhao, Ruiqi;  Sun, Yongji 收藏  |  浏览/下载：4/0  |  提交时间：2021/06/03 Genetic algorithms  Geometry  Multiobjective optimization  Optimal systems  Pareto principle  Scroll compressors  Distribution uniformity  Mechanical performance  Mutation operators  Non- dominated sorting genetic algorithms  Optimal solution sets  Optimization design  Pareto optimal solutions  Variable cross section   Identifying initial value problem for time-fractional diffusion equation with Caputo-like counterpart hyper-Bessel operator: Optimal error bound analysis and regularization method 期刊论文 MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 2021, 卷号: 44, 期号: 8, 页码: - 作者:  Yang, Fan;  Sun, Qiao-Xi;  Li, Xiao-Xiao 收藏  |  浏览/下载：11/0  |  提交时间：2021/03/12 Errors  Initial value problems  Iterative methods  Numerical methods  Parameterization  Partial differential equations  Bessel operators  Error estimates  Exact solution  Iterative regularization  Optimal error bound  Regularization methods  Regularization parameters  Time fractional diffusion equation   A Self-Learning Discrete Jaya Algorithm for Multiobjective Energy-Efficient Distributed No-Idle Flow-Shop Scheduling Problem in Heterogeneous Factory System 期刊论文 IEEE TRANSACTIONS ON CYBERNETICS, 2021 作者:  Zhao, Fuqing;  Ma, Ru;  Wang, Ling 收藏  |  浏览/下载：12/0  |  提交时间：2022/03/01 Production facilities  Job shop scheduling  Optimization  Energy consumption  Search problems  Load management  Sustainable development  Energy-efficient distributed no-idle flow-shop scheduling problem (FSP)  energy-saving strategy  heterogeneous factory system  Jaya algorithm  self-learning operation selection strategy (SLOS)   The Arithmetic Operator of Fuzzy Regular Prismoid Numbers and Its Application to Fuzzy Risk Analysis 期刊论文 INTERNATIONAL JOURNAL OF COMPUTATIONAL INTELLIGENCE SYSTEMS, 2021, 卷号: 14, 期号: 1, 页码: 1541-1563 作者:  Hai, Shexiang 收藏  |  浏览/下载：3/0  |  提交时间：2021/10/14 Regular prismoid numbers  The arithmetic operator  Fuzzy regular prismoid numbers approximation  The degree of similarity  Fuzzy risk analysis