作者: 师娇,唐胜景,高峰 (School of Aerospace Engineering Beijing Institute of Technology)
出处: Journal of Beijing Institute of Technology 2011 第20卷 第2期 P152-157
关键词: periodic;equivalent;control;force;direction;error;miss;distance;rolling;missile
摘要: Based on the analysis of periodic equivalent control force of rolling missiles with x-rudder, the guidance loop model with direction error is establis ...
作者: 马子领,王建中 (State Key Laboratory of Explosion Science and Technology Beijing Institute of Technology)
出处: Journal of Beijing Institute of Technology 2011 第20卷 第2期 P238-243
关键词: catadioptric;panoramic;imaging;electronic;image;stabilization;Kalman;filtering
摘要: An effective algorithm of electronic image stabilization (EIS) of catadioptric panoramic imaging system for track robots is presented. The key techniq ...
作者: (College of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China;Department of Materials Science and Engineering, Beijing Technology and Business University, Beijing 100037, China;College of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China;College of Science, Beijing Institute of Technology, Beijing 100081, China)
出处: 中国化学前沿 2011 第6卷 第1期
关键词: AIEE;phosphaphenanthrene;transition;metal;ions;quenching;effect
摘要: Transition metal ions (Pb2+, Zn2+, Cd2+, Co2+, Mn2+,Cu2+, Ni2+, Hg2+, Ag+, Fe3+) in water are used to quench emission of 2-(6-oxido-6H-dibenz < c,e > ...
作者: LIU Yan,LI Nan (School of Logistics, Beijing Wuzi University, Beijing 101149, China;School of Chemical Engineering and Environment, Beijing Institute of Technology, Beijing 100081, China;School of Chemical Engineering and Environment, Beijing Institute of Technology, Beijing 100081, China)
出处: Science China(Chemistry) 2011 第54卷 第6期 P992-997
关键词: fluctuation;periodic;signal;synthetic;gene;network;stochastic;resonance
摘要: The effects of noise and a periodic signal on a synthetic gene network have been investigated. By tuning the distance of a parameter from the Hopf bif ...
作者: LI TongZhu,LI HaiZhong,WANG ChangPing (1Department of Mathematics, Beijing Institute of Technology, Beijing 100081, China;Department of Mathematical Sciences, Tsinghua University, Beijing 100084, China;School of Mathematical Sciences, Peking University, Beijing 100871, China)
出处: Science China(Mathematics) 2011 第54卷 第6期 P1129-1144
关键词: Laguerre;transformation;group;Laguerre;tensor;Laguerre;isotropic;hypersurfaces;Laguerre;eigenvalues
摘要: Let x:M → Rn be an umbilical free hypersurface with non-zero principal curvatures.Then x is associated with a Laguerre metric g,a Laguerre tensor L,a ...
作者: HUANG KeWu,TAO Ran,WU Kui,WANG Yue (Department of Electronic Engineering, Beijing Institute of Technology, Beijing 100081, China;Institute of Manned Space System Engineering, China Academy of Space Technology, Beijing 100094, China;Department of Electronic Engineering, Beijing Institute of Technology, Beijing 100081, China)
出处: Science China(Technological Sciences) 2011 第54卷 第10期 P2674-2686
关键词: fractional;Fourier;transform;linear;frequency;modulation;interference;interference;suppression;direct;sequence;spread;spectrum
摘要: An interference suppression algorithm is proposed to meet challenges of the traditional technique in dealing with the linear frequency modulation(LFM) ...
作者: LI ZhongKui,DUAN ZhiSheng (School of Automation, Beijing Institute of Technology, Beijing 100081, China;State Key Lab. for Turbulence and Complex Systems, Department of Mechanics and Aerospace Engineering,College of Engineering, Peking University, Beijing 100871, China)
出处: Science China(Technological Sciences) 2011 第8期 P1992-1998
关键词: attitude;synchronization;distributed;control;adaptive;control;multi-agent;system
摘要: This paper addresses the distributed attitude synchronization problem of multiple spacecraft with unknown inertia matrices. Two distributed adaptive c ...
作者: 刘朋樟1;沈庭芝1;林健文2; (1School of Information and Electronics,Beijing Institute of Technology;2Centre for Signal Processing,Department of Electronic and Information Engineering,Hong Kong Polytechnic University)
出处: Journal of Beijing Institute of Technology 2011 第1期 P111-116
关键词: locality;preserving;projections(LPP);illuminant;direction;illuminant;locality;preserving;projections(ILPP);face;recognition
摘要: A novel supervised manifold learning method was proposed to realize high-accuracy face recognition under varying illuminant conditions.The proposed me ...
作者: ZHAO Xiao-ming (Zhuhai Capmus Beijing Institute of Technology Zhuhai China)
出处: 美中外语 2011 第9期 P589-594
关键词: 美国人;美白;道路;非洲;诺贝尔文学奖;艺术特色;文学作品;表现手法
作者: CHEN Yan,JIANG MinQiang,DAI LanHong (State Key Laboratory of Nonlinear Mechanics, Institute of Mechanics, Chinese Academy of Sciences, Beijing 100190, China;State Key Laboratory of Nonlinear Mechanics, Institute of Mechanics, Chinese Academy of Sciences, Beijing 100190, China;State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China)
出处: Science China(Physics,Mechanics & Astronomy) 2011 第54卷 第8期 P1488-1494
关键词: metallic;glass;free;volume;shear;band;yield;strength
摘要: Introducing heterogeneities into the structure is an effective way to enhance the plasticity in metallic glasses (MGs). As natural heterogeneity, the ...
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