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34篇 您的检索式:作者名="Alazard"
    题名 作者 年代 出处 被引量
1基于迭代中心差分卡尔曼滤波的飞机姿态估计显示文摘在飞机姿态估计中,系统模型非线性严重、初始估计误差大和可观测性弱等固有缺陷使得对估计算法的精度要求更高。针对这一问题,给出了一种基于迭代中心差分卡尔曼滤波(ICDKF)的飞机姿态估计方法,并将其应用于由低精度高噪声传感器组成的低成本飞机姿态估计系统。首先建立基于四元数的飞机姿态数学模型,然后用ICDKF方法进行姿态估计,并通过实测数据进行验证。实验结果表明,ICDKF不仅有效地提高了飞机姿态估计的稳定性、收敛速度和滤波精度,而且无需计算雅克比矩阵,实现简单,其性能明显优于标准CDKF和EKF方法。韩萍 干浩亮 何炜琨 Daniel Alazard 2015仪器仪表学报2015,36,1:15
2基于单向无迹卡尔曼滤波的飞机姿态算法显示文摘针对扩展卡尔曼滤波方法在飞机姿态滤波中存在的线性化误差大、需要解繁琐的Jacobian矩阵等问题,将一种新型卡尔曼滤波方法——单向无迹卡尔曼滤波应用于载有低精度、高噪声传感器的低成本飞机姿态滤波系统,并在精度及计算量上与EKF和容积卡尔曼滤波进行了比较。利用实测飞行数据进行实验,结果表明:相对于EKF,SUKF实现容易,且使姿态滤波精度提高到二阶;相对于CKF,SUKF计算简单,比CKF减少约33%的计算量。韩萍 桑威林 赵爱军 Daniel Alazard 2014中国惯性技术学报2014,12,5:3
3基于CDKF的飞机姿态角估计显示文摘针对扩展卡尔曼滤波(Extend Kalman filter,EKF)在飞机姿态估计中存在着计算复杂、线性化误差大等实际问题,将一种基于Stirling内插公式的非线性滤波算法中心差分卡尔曼滤波算法(Central difference Kalman filter,CDKF)应用于由低精度高噪声传感器组成的低成本飞机姿态估计系统中。首先建立基于四元数的飞机姿态数学模型,然后用CDKF方法进行姿态估计,并通过实测数据进行验证。实验结果表明,CDKF方法不仅有效地提高了飞机姿态估计的精度和稳定性;而且不需要模型的具体解析形式,避免了复杂的Jacobian矩阵的计算,算法更简单,也更容易实现,优于常用的EKF方法。韩萍 干浩亮 何炜琨 Daniel Alazard 2013数据采集与处理2013,28,6:2
4Differential hyperacetylation of histones H3 and H4 upon promoter-specific recruitment of EBNA2 in epstein-barr virus chromatin显示文摘Alazard N Gruffat H Hiriart E 2003J Virol2003,77,14:1
5Robust 2 - DOF h-infinity controller for highly flexible aircraft: design methodology and numerical results显示文摘Aymeric Kron Jean de Lafontaine Daniel Alazard 2003Canadian Aeronautics and Space Journal2003,49,1:1
6Lateral flight control design for a highly flexible aircraft using nonsmooth optimization显示文摘Simoes A M Apkarian P Alazard D 2011Aerospace Science and Technology2011,15,4:1
7Low Mach number limit of the full Navier- Stokes equations 显示文摘ALAZARD T 2006Arch Ration Mech Anal2006,180,:1
8Comparative electrochemical noise study of the corrosion process of carbon steel by the sulfate-reducing bacterium Desulfovibrio alaskensis under nutritionally rich and oligotrophic culture conditions显示文摘PADILLA-VIVEROS A GARCIA-OCHOA E ALAZARD D 2006Electrochimica Acta2006,51,18:1
9Comparative electrochemical noise study of the corrosion process of carbon steel by the sulfate- reducing bacterium desulfovibrio alaskensis under nu- tritionally rich and oligotrophic culture condictions 显示文摘Padilla-Viveros A Garcia-Ochoa E Alazard D 2006Electrochimiea Acta2006,,51:1
10Intramolecular radi-cal coupling of a phenolic enolate:oxidative fragmentationof the spirodiketone intermediate显示文摘Leboff A Carbonelle A C Alazard J P 1987Tetrahedro n Letters1987,28,36:1
11Low Mach Number Limit of the Full Navier-Stokes Equations显示文摘Thomas Alazard 2006Archive for Rational Mechanics and Analysis2006,,1:1
12Tindallia texcoconensis sp. nov., a new haloalkaliphilic bacterium isolated from lake Texcoco, Mexico显示文摘Didier Alazard Claudia Badillo Marie-Laure Fardeau Jean-Luc Cayol Pierre Thomas Teresa Roldan Jean-Luc Tholozan Bernard Ollivier 2007Extremophiles2007,,1:1
13Low mitochondrial respiratory chain content correlates with tumor aggres- siveness in renal cell carcinoma显示文摘Simonnel H Alazard N Pfeiffer K 2002Carcinogenesis2002,23,5:1
14Culture method to study fungnal growthin solid fermentation显示文摘RAIMBAULT M ALAZARD D 1980Eur J Appl Microbiol Biot1980,9,:1
15Differential hyperacetylation of histones H3 and H4 upon promoter-specific recruitment of EBNA2 in Epstein-Barr virus chromatin显示文摘Alazard N Gruffat H Hiriart E 2003J Virol2003,77,14:1
16Differential hyperacetylationof histones H3 and H4 upon promoter-specific recruitment of EBNA2in Epstein-Barr virus chromatin显示文摘Alazard N Gruffat H Hiriart E 2003J Virol2003,77,14:1
17Low mitochondrial respiratory chain content correlates with tumor aggressiveness in renal cell carcinoma显示文摘Simonnet H Alazard N Pfeiffer K 2002Carcinogenesis2002,23,5:1
18Identification of the 'NORE' (N-Oct-3 responsive element), a novel structural motif and composite element显示文摘Alazard R Blaud M Elbaz S 2005Nucleic Acids Res2005,33,5:1
19Exact observer-based structures for arbitrary compensators显示文摘ALAZARD D APKARIAN P 1999Int J Robust Nonlinear Control1999,9,:1
20Dynamic Modeling and Analysis of Spacecraft with Variable Tilt of Flexible Append- ages显示文摘Guy N Alazard D Cumer C 2014Journal of Dynamic Systems Measurement ~ Control2014,136,2:1
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