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浏览/检索结果: 共5条，第1-5条 帮助 限定条件 发表日期：2020    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 Modeling and analysis of a H1N1 model with relapse and effect of Twitter 期刊论文 Physica A: Statistical Mechanics and its Applications, 2020, 卷号: 560 作者:  Huo, Hai-Feng;  Jing, Shuang-Lin;  Wang, Xun-Yang;  Xiang, Hong 收藏  |  浏览/下载：9/0  |  提交时间：2020/11/14 Correlation methods  Disease control  Diseases  Least squares approximations  Sensitivity analysis  Uncertainty analysis  Cross-correlation analysis  Influenza epidemics  Latin hypercube sampling  Nonlinear least square methods  Partial rank correlation coefficients  Pearson correlation  Quantitative approach  Uncertainty and sensitivity analysis   Development of Thin-wall Vacuum Chamber for Heavy Ion Medical Accelerator 期刊论文 Yuanzineng Kexue Jishu/Atomic Energy Science and Technology, 2020, 卷号: 54, 期号: 11, 页码: 2245-2251 作者:  Luo, Cheng;  Yang, Weishun;  Xie, Wenjun;  Li, Changchun;  Chai, Zhen 收藏  |  浏览/下载：17/0  |  提交时间：2020/12/18 Intellectual property  Ion beams  Laws and legislation  Linear accelerators  Magnets  Thin walled structuresChinese Academy of Sciences  Development directions  Heavy-ion accelerator  High frequency HF  High-frequency pulse  Intellectual property rights  Ion beam stability  Medical accelerator   A Power De-coupling Control Strategy for MMC-HVDC System 会议论文 Beijing, China, June 21, 2020 - June 22, 2020 作者:  Zhang, Mingguang;  Chang, Jianhua;  Yang, Chengming;  Liu, Zilin 收藏  |  浏览/下载：4/0  |  提交时间：2020/12/18 PhysicsCoupling controls  Design of control system  Modular multi-level converters  Second-order generalized integrators  Simulation verification  Stable operation  Unbalance currents  Unbalanced currents   Research on equipment fault prediction expert system based on big data dimension reduction 会议论文 Jinan, Virtual, China, June 19, 2020 - June 21, 2020 作者:  Zhu, Ningning;  Song, Bin;  Lu, Yan;  Li, Yingtang;  Zhu, Zhongzheng 收藏  |  浏览/下载：8/0  |  提交时间：2020/12/18 Backpropagation  Big data  Crude oil  Dimensionality reduction  Expert systems  Fluid catalytic cracking  Forecasting  Fuzzy inference  Fuzzy logic  Fuzzy neural networks  Heavy oil production  Nonlinear control systems  Pattern recognition systemsData dimension reduction  Dimension reduction  Error back propagation  Heavy oil catalytic cracking  Inspection and maintenance  Petrochemical enterprise  Physical information  Prediction accuracy   Unsteady Aerodynamic Characteristics Simulations of Rotor Airfoil under Oscillating Freestream Velocity 期刊论文 APPLIED SCIENCES-BASEL, 2020, 卷号: 10, 期号: 5 作者:  Wang, Qing;  Zhao, Qijun 收藏  |  浏览/下载：7/0  |  提交时间：2022/03/01 rotor  dynamic stall  oscillating freestream velocity  airfoil  RANS equations