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SPLINE: 作品数：286被引量：425H指数：8; 导出分析报告; 相关领域：理学自动化与计算机技术更多>>; 相关作者：冯彦黄茜王少安王聪蒋勇更多>>; 相关机构：四川大学中国科学院南京信息工程大学清华大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金广东省自然科学基金更多>>

BEZIER SPLINES INTERPOLATION ON STIEFEL AND GRASSMANN MANIFOLDS: 《Journal of Computational Mathematics》2024年第6期1554-1578,共25页Ines Adouani Chafik Samir; funded by the CNRS PRI.; We propose a new method for smoothly interpolating a given set of data points on Grassmann and Stiefel manifolds using a generalization of the De Casteljau algorithm.To that end,we reduce interpolation problem to the ...; 关键词：OPTIMIZATION B´ezier spline Curve fitting Grassmann manifolds Stiefel manifolds Canonical metrics

Numerical simulation of the electromagnetic torques of PMSM with two-way magneto-mechanical coupling and nonuniform spline clearance in electric submersible pumping wells: 《Petroleum Science》2024年第6期4417-4426,共10页Xin-Fu Liu Chun-Hua Liu Ying Zheng Ji-Fei Yu Wei Zhou Meng-Xiao Wang Peng Liu Yi-Fei Zhou; financially supported by National Natural Science Foundation of China(Grant Nos.52074161 and 52005281);Taishan Scholar Project of Shandong Province(Grant No.tsqn202211177);Shandong Provincial Plan for Introduction and Cultivation of Young Pioneers in Colleges and Universities(Grant No.2021-Qing Chuang-30613019);Natural Science Foundation of Shandong Province(Grant Nos.ZR2022ME173 and ZR2023QE011);Projects of CNOOC Research Institute Ltd.(Grant Nos.CCL2023RCPS0237RSN and CCL2023RCPS0319RSN)。; Clearance-fit(side-fit)spline joints are a key component in a permanent magnet synchronous motor(PMSM)in electric submersible pumping wells.The nonuniform spline clearance affects the output performance of a PMSM.A co...; 关键词：Permanent magnet synchronous motor Two-way coupling Magneto-mechanical coupling Nonuniform splineclearance Electromagnetic torque

Enhancing modelling accuracy of cascaded spline adaptive filters using the remora optimisation algorithm:application to real-time systems: 《Frontiers of Information Technology & Electronic Engineering》2024年第11期1515-1535,共21页Lakshminarayana JANJANAM Suman Kumar SAHA Rajib KAR; We first introduce a new approach for optimising a cascaded spline adaptive filter(CSAF)to identify unknown nonlinear systems by using a meta-heuristic optimisation algorithm(MOA).The CSAF architecture combines Hammer...; 关键词：Cascaded spline adaptive filter Nonlinear system identification Remora optimisation algorithm

Study on a New Spline Adaptive Filter Using Convex Combination of Exponential Hyperbolic Sine: 《Instrumentation》2024年第3期54-61,共8页Yibo Zhao Yening Li; supported by the National Natural Science Foundation of China (Grant No. 62371242, Grant No. 61871230)。; In this paper, a new spline adaptive filter using a convex combination of exponential hyperbolic sinusoidal is presented. the algorithm convexly combines an exponential hyperbolic sinusoidal Hammerstein spline adaptiv...; 关键词：Non-Gaussian noise spline adaptive filter Exponential hyperbolic sine cost function

Morphing the Rules:Advanced Adaptations of Mud in Nigerian Buildings: 《Journal of Civil Engineering and Architecture》2024年第8期373-383,共11页Stephen Babatunde Ajadi; Mud is a ubiquitous building material in Nigeria,perhaps this is the reason why it is hardly seen as the outright building material that it is.The most popular contribution of mud to Nigerian architecture can only be ...; 关键词：Comganisms generate MORPH MUD skin SPLINE texture.

Underwater four-quadrant dual-beam circumferential scanning laser fuze using nonlinear adaptive backscatter filter based on pauseable SAF-LMS algorithm被引量：2: 《Defence Technology（防务技术）》2024年第7期1-13,共13页Guangbo Xu Bingting Zha Hailu Yuan Zhen Zheng He Zhang; supported by the 2021 Open Project Fund of Science and Technology on Electromechanical Dynamic Control Laboratory,grant number 212-C-J-F-QT-2022-0020;China Postdoctoral Science Foundation,grant number 2021M701713;Postgraduate Research&Practice Innovation Program of Jiangsu Province,grant number KYCX23_0511;the Jiangsu Funding Program for Excellent Postdoctoral Talent,grant number 20220ZB245。; The phenomenon of a target echo peak overlapping with the backscattered echo peak significantly undermines the detection range and precision of underwater laser fuzes.To overcome this issue,we propose a four-quadrant ...; 关键词：Laser fuze Underwater laser detection Backscatter adaptive filter Spline least mean square algorithm Nonlinear filtering algorithm

基于三维曲面Spline模型研究中国不同地区的磁场分布: 《Applied Geophysics》2024年第1期31-40,203,共11页冯彦黄娅李翊君张晋源刘爽; supported by the National Natural Science Foundation of China (Nos.42030203,41974073,and 41404053)。; 利用地面台站以及子午工程测点,CHAMP卫星实测数据,建立了中国地区主磁场的三维曲面Spline(3DSS)模型。基于该模型进行了我国的高原地区(青藏高原28°N-38°N,78°E-102°E)、平原地区(长江中下游平原27°N-34°N,111°E-122°E)以及海...; 关键词：地磁场三维模型曲面Spline 子午工程 CHAMP卫星 CM4

Theoretical and experimental study on the self-excited vibration of a flexible rotor system with floating spline被引量：1: 《Chinese Journal of Aeronautics》2023年第12期247-267,共21页Haimin ZHU Li ZHANG Qingzhang CHEN Miaomiao LI Dan WANG Jia YAO Rupeng ZHU; supported by the National Natural Science Foundation of China,China(No.52005253);the Natural Science Foundation of the Jiangsu Higher Education Institutions of China,China(No.22KJB130004);the Natural Science Foundation of Jiangsu Province,China(No.BK20200426);the Postdoctoral Science Foundation of Jiangsu Province,China(No.2021K075A);the National Key Laboratory of Science and Technology on Helicopter Transmission,China(No.HTL-O-21G08)。; The internal friction of floating spline can cause self-excited vibration of a supercritical flexible rotor system.To address this issue,a high-efficiency dynamic modeling method is proposed to investigate the self-ex...; 关键词：Flexible rotor system Floating spline FRICTION Self-excited vibration STABILITY

Performance optimization for high speed axial piston pump considering cylinder block tilt被引量：5: 《Chinese Journal of Aeronautics》2023年第9期437-450,共14页Haogong XU Junhui ZHANG Shoujun ZHAO Junyuan CHEN Weidi HUANG Xiaochen HUANG Fei LYU Qi SU Bing XU; This study was co-supported by the National Key R&D Program of China(No.2019YFB2005101);National Outstanding Youth Science Foundation of China(No.51922093);the National Natural Science Foundation of China(No.52105075);the National Natural Science Foundation of China(No.51890882);the Natural Science Foundation of Zhejiang Province(No.LQ21E050022).; Increasing the rotating speed is considered as an efficient approach to upgrade the power-to-weight ratio in an axial piston pump,but penalized by more leakage and more severe wear resulting from the adverse cylinder ...; 关键词：Cylinder block tilt High-speed axial piston pump LEAKAGE Spline coupling WEAR

基于地面、航磁数据及三维模型的新疆地区岩石圈磁场初步研究: 《地球物理学进展》2023年第3期1026-1034,共9页唐艺嘉冯彦; 国家自然科学基金(42250103,41974073,41404053);科工局民用航天预研项目(D020308);2023年度中国科学院空间天气学国家重点实验室开放课题;2022年度南京信息工程大学雷丁学院创新创业训练计划联合资助。; 基于地面台站及航空磁测数据,我们采用了新开发的三维曲面Spline(3DSS)模型以及区域球谐模型(RSH)建立了高精度的新疆地区三维岩石圈磁场模型,另外通过采用最新的CHAOS-7.5模型数据在100 km高度处进行了模型边界约束,最后将模拟结果与...; 关键词：岩石圈磁场三维曲面Spline 区域球谐模型航磁数据

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