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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>>

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

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

New Blind Recognition Method of SCLD and OFDM in Alpha-Stable Noise: 《International Journal of Communications, Network and System Sciences》2017年第5期240-251,共12页Junlin Zhang Bin Wang Yang Wang; This paper deals with modulation classification under the alpha-stable noise condition. Our goal is to discriminate orthogonal frequency division multiplexing (OFDM) modulation type from single carrier linear digital ...; 关键词：MODULATION Recognition GENERALIZED SECOND-ORDER CYCLIC STATISTICS OFDM Alpha-Stable Noise

An Effective Approach to Estimate the Second-Order Polynomial Models in Time-Varying Channels被引量：1: 《Chinese Journal of Electronics》2017年第1期199-204,共6页HUANG Min LI Bingbing SUN Ruqin; supported by the 111 Project(No.B08038);the National Natural Science Foundation of China(No.61501348,No.61271299,No.U1501253);the Natural Science Basic Research Plan in Shaanxi Province of China(No.2016JQ6039);the Natural Science Foundation of Guangdong Province(No.2015A030311030);the Science and Technology Innovation Commission of Shenzhen(No.JCYJ20150324140036835,No.ZDSYS201507081625213,No.KC2015ZDYF0023A); This paper deals with an efficient method for channel estimation in Orthogonal frequency-division multiplexing(OFDM) systems. The channels are assumed to be Time-varying(TV) and approximated by a Secondorder polynomia...; 关键词：Orthogonal frequency-division multiplexing（OFDM） Time-varying（TV） Second-order polynomial（SOP） Channel estimation A repeated-pattern preamble

VARIATIONAL IMAGE FUSION WITH FIRST AND SECOND-ORDER GRADIENT INFORMATION: 《Journal of Computational Mathematics》2016年第2期200-222,共23页Fang Li Tieyong Zeng; Acknowledgments. This work is supported by the 973 Program （2011CB707104）, the Science and Technology Commission of Shanghai Municipality （STCSM） 13dz2260400, the National Science Foundation of China （Nos. 11001082, 11271049）, and RGC 211710, 211911, 12302714 and RFGs of HKBU.; Image fusion is important in computer vision where the main goal is to integrate several sources images of the same scene into a more informative image. In this paper, we propose a variational image fusion method base...; 关键词：Image fusion Feature selection Bounded variation Second bounded variation Split Bregman

Impact of Maximum Transmit Power Limit on the First-Order and Second-Order Performance of Cognitive Opportunistic Relaying: 《China Communications》2015年第5期75-85,共11页JIA Xiangdong DENG Pengfei ZHOU Ming YANG Longxiang ZHU Hongbo; supported by the Natural ScienceFoundation of China under Grant 61261015;the 973 project 2013CB329104;the Natural Science Foundation of China under Grant61372124,61363059,and 61302100;the projects BK2011027;the Natural Science Foundation of Gansu Province for Distinguished Young Scholars(1308RJDA007);the Foundation Research Funds for the University of Gansu Province:'Massive MIMO channels modeling and estimation over millimeter wave band for 5G'; Abstract： This paper focuses on the first-or- der and second-order performance of dual-hop underlay cognitive radio systems with oppor- tunistic relaying （UCR-OR） over indepen- dent and non-identically distributed ...; 关键词：cognitive radio opportunistic relaying outage probability average outage rate average outage duration

Distributed Time Synchronization in Wireless Sensor Networks via Second-Order Consensus Algorithms被引量：2: 《Transactions of Tianjin University》2015年第2期113-121,共9页吴杰白煜张立毅; Supported by the National Natural Science Foundation of China(No.61340034);the Research Program of Application Foundation and Advanced Technology of Tianjin(No.13JCYBJC15600); This paper proposes a distributed second-order consensus time synchronization, which incorporates the second-order consensus algorithm into wireless sensor networks. Since local clocks may have different skews and off...; 关键词：wireless sensor network time SYNCHRONIZATION SECOND-ORDER CONSENSUS CLOCK SKEW CLOCK OFFSET

Reidenbach and Robin＇s Multidimensional Ethics Scale： Testing a Second-Order Factor Model: 《Psychology Research》2014年第10期823-834,共12页HowardBuchan; 关键词：一致性测试子模型二阶道德多维会计师事务所偏最小二乘 MES

Blind Identification of Underdetermined Mixtures Using Second-Order Cyclostationary Statistics被引量：5: 《Chinese Journal of Electronics》2013年第1期31-35,共5页LU Fengbo ZHANG Bisheng HUANG Zhitao JIANG Wenli; Aiming at the problem of blind identifica-tion of underdetermined mixtures, we propose a method of blind identification based on second-order cyclostationary statistics. Estimate non zero cycle frequencies of original...; 关键词：Blind identification of underdeterminedmixtures Second-order cyclostationary statistics Canoni-cal decomposition of the three-order tensor.

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