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SECOND-ORDER: 作品数：660被引量：1037H指数：12; 导出分析报告; 相关领域：理学更多>>; 相关作者：孙志忠郭力李霞林王成山阮文权更多>>; 相关机构：东南大学哈尔滨工业大学北京应用物理与计算数学研究所上海交通大学更多>>; 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中国博士后科学基金国家教育部博士点基金更多>>

A multi-scale second-order autoregressive recursive filter approach for the sea ice concentration analysis: 《Acta Oceanologica Sinica》2024年第3期115-126,共12页Lu Yang Xuefeng Zhang; The National Key Research and Development Program of China under contract No.2023YFC3107701;the National Natural Science Foundation of China under contract No.42375143.; To effectively extract multi-scale information from observation data and improve computational efficiency,a multi-scale second-order autoregressive recursive filter(MSRF)method is designed.The second-order autoregress...; 关键词：second-order auto-regressive filter multi-scale recursive filter sea ice concentration three-dimensional variational data assimilation

Radar fast long-time coherent integration via TR-SKT and robust sparse FRFT: 《Journal of Systems Engineering and Electronics》2023年第5期1116-1129,共14页CHEN Xiaolong GUAN Jian ZHENG Jibin ZHANG Yue YU Xiaohan; supported by the National Natural Science Foundation of China(62222120,61871391,U1933135);Shandong Provincial Natural Science Foundation(ZR2021YQ43).; Long-time coherent integration(LTCI)is an effective way for radar maneuvering target detection,but it faces the problem of a large number of search parameters and large amount of calculation.Realizing the simultaneous...; 关键词：radar maneuvering target detection sea clutter long-time coherent integration(LTCI) sparse transformation time reversal(TR) second-order Keystone transform(SKT)

Source enumeration method by combining diagonal loading and constructing second-order statistics: 《The Journal of China Universities of Posts and Telecommunications》2023年第1期47-55,共9页Wang Chuanchuan Zeng Yonghu Wang Liandong Li Zhipeng; supported by the Natural Science Foundation of China(61801480)。; A source enumeration method based on diagonal loading of eigenvalues and constructing second-order statistics is proposed,for the case that the antenna array observed signals are overlapped with spatial colored noise,...; 关键词：SOURCE ENUMERATION general ASYMPTOTIC regime COLORED noise DIAGONAL loading SECOND-ORDER statistics

Effects of second-order dispersion of ultrashort laser pulse on stimulated Raman scattering: 《High Power Laser Science and Engineering》2022年第6期41-48,共8页Yanqing Deng Dongning Yue Mufei Luo Xu Zhao Yaojun Li Xulei Ge Feng Liu Suming Weng Min Chen Xiaohui Yuan Jie Zhang; supported by NSAF(No.U1930111)of China;the Strategic Priority Research Program of the Chinese Academy of Sciences(No.XDA25030200).; The influence of second-order dispersion(SOD)on stimulated Raman scattering(SRS)in the interaction of an ultrashort intense laser with plasma was investigated.More significant backward SRS was observed with the increa...; 关键词：second-order dispersion stimulated Raman scattering ultrashort intense laser

Neural connectivity inference with spike-timing dependent plasticity network被引量：2: 《Science China(Information Sciences)》2021年第6期66-75,共10页John MOON Yuting WU Xiaojian ZHU Wei D.LU; supported in part by National Science Foundation through Award(Grant No.1915550)。; Knowing the connectivity patterns in neural circuitry is essential to understand the operating mechanism of the brain,as it allows the analysis of how neural signals are processed and flown through the neural system.W...; 关键词：spike-timing dependent plasticity neural connectivity MEMRISTOR online learning second-order memristor

Fuzzy inferencing-based path planning with a cyber-physical framework and adaptive second-order SMC for routing and mobility control in a robotic network被引量：2: 《IET Cyber-Systems and Robotics》2020年第3期149-160,共12页Anuj Nandanwar Ranjith Ravindranathan Nair Laxmidhar Behera; In this study,the authors address the problem of optimal routing and relative motion control in a network of robots.The path planning scheme has been designed using a fuzzy-based potential function employing optimal r...; 关键词：NETWORK PIONEER tuning

Low-threshold topological nanolasers based on the second-order corner state被引量：18: 《Light(Science & Applications)》2020年第1期968-973,共6页Weixuan Zhang Xin Xie Huiming Hao Jianchen Dang Shan Xiao Shushu Shi Haiqiao Ni Zhichuan Niu Can Wang Kuijuan Jin Xiangdong Zhang Xiulai Xu; supported by the National Natural Science Foundation of China(Grants nos.11934019,11721404,51761145104,61675228,and 11874419);the National Key R&D Program of China(Grant nos.2017YFA0303800 and 2018YFA0306101);the Key R&D Program of Guangdong Province(Grant no.2018B030329001);the Strategic Priority Research Program(Grant no.XDB28000000);the Instrument Developing Project(Grant no.YJKYYQ20180036);the Interdisciplinary Innovation Team of the Chinese Academy of Sciences.; Topological lasers are immune to imperfections and disorder.They have been recently demonstrated based on many kinds of robust edge states,which are mostly at the microscale.The realization of 2D on-chip topological n...; 关键词：QUANTUM utilizing REALIZATION

Adaptive two-filter smoothing based on second-order divided difference filter for distributed position and orientation system被引量：1: 《Science China(Information Sciences)》2019年第9期130-143,共14页Jianli LI Siyuan ZOU Bin GU Jiancheng FANG; supported by National Natural Science Foundation of China (Grant Nos. 61722103, 61571030, 61721091);in part by International (Regional) Cooperation and Communication Project (Grant No. 61661136 007); The distributed position and orientation system(POS) uses transfer alignment to accurately measure multi-node time-spatial reference information, which is necessary for compensating the motion error of imaging sensors...; 关键词：DISTRIBUTED POS transfer alignment integrated navigation two-filter smoother divided DIFFERENCE FILTER

A direct method to calculate second-order two-dimensional terahertz spectroscopy in frequency-domain based on classical theory: 《Frontiers of Optoelectronics》2018年第4期413-418,共6页Feidi XIANG Kejia WANG Zhengang YANG Jinsong LIU Shenglie WANG; the National Natural Science Foundation of China (Grant Nos.11574105,61475054, 61405063and 61177095);and the Fundamental Research Funds for the Central Universities (No.2017KFYXJJ029).

Modeling and nonlinear analysis of 14 bit 100MS/s pipelined ADC被引量：1: 《High Technology Letters》2018年第1期36-45,共10页郑浩 fan xiangning; Supported by the National Basic Research Program of China(No.2010CB327404); In this paper,detailed models of 14-bit 100 MS/s pipelined analog-to-digital converter( ADC)are presented. In order to help design of ADC system,blocks for pipelined ADC and disturbance sources are carefully analyzed....; 关键词：capacitor MISMATCH OFFSET clock JITTER flip-around sample and HOLD (S/H) SECOND-ORDER response

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