作者： LIU Li-xiong;WANG Yuan-quan （¹Beijing Laboratory of Intelligent Information Technology, School of Computer Science, Beijing Institute of Technology, Beijing 100081, China ;²School of Computer Science and Technology, Tianjin University of Technology, Tianjin 300191, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.2 P133-136

关键词： bits allocation;interesting regions;matching pursuit;mixed searching scheme;video coding;visual properties

摘要： The bits allocation of video coder using mixed searching MP is proposed and the important ROI regions will be ascertained dynamically during the codin ...

作者： ZHANG Xue-mei;GE Wei-gao （¹School of Science, Beijing Institute of Technology, Beijing 100081, China ;²Department of Mathematics and Physics, North China Electric Power University, Beijing 102206, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.12 P1122-1124

关键词： fixed point index theory;impulsive differential equation;m-point boundary value problem;positive solution;singularity

摘要： Using fixed point index theory in cones sufficient conditions are presented, which guarantee the existence of multiple positive solutions to a class o ...

作者： TAN Li;CAO Yuan-da;YANG Ming-hua;ZHANG Chang-you （¹Beijing Laboratory of Intelligent Information Technology, School of Computer Science and Technology, Beijing Institute of Technology, Beijing 100081, China ;²Unit 96627 of PLA, Beijing 100085, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.7 P614-617

关键词： image fusion;region mapping;video sensor network;visual attention model

摘要： In order to reduce network load, energy consumption and delay in video sensor network, a layered multi-quality image fusion method based on attention ...

作者： Wu, Feng;Wang, Meng;Su, Yuefeng;Bao, Liying;Chen, Shi （Beijing Key Laboratory of Environment, School of Chemical Engineering and Environment, Beijing Institute of Technology, National Development Center of High Technology Green Materials, Beijing 100081, China, [mailto:suyuefeng@bit.edu.cn]）

出处： Electrochimica Acta 2009 Vol.54 No.27 P6803-6807

摘要： A novel method to improve the cycling performance of LiCo sub(1/3)Ni sub(1/3)Mn sub(1/3)O sub(2) in lithium-ion batteries by 1.0 wt.% CeO sub(2)-coati ...

作者： SUN Gang-can;AN Jian-ping;YANG Jie;YANG Kai （¹Information Engineering School, Zhengzhou University, Zhengzhou, He\'nan 450052, China ;²School of Information and Electronics, Beijing Institute of Technology, Beijing 100081, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.8 P708-712

关键词： none-constant envelope signal;power spectrum estimation;signal and noise ratio(SNR) estimation;singular value decomposition(SVD)

摘要： Gives a blind signal and noise ratio(SNR) estimation method based on singular value decomposition of signal self-correlation matrix, and realizes the ...

作者： LU Shi-xiang;LIU Xiao-fang;LIU Yi-chun;XU Wen-guo （¹School of Science, Beijing Institute of Technology, Beijing 100081, China ;²Center for Advanced Opt-Electronic Functional Material Research, Northeast Normal University, Changchun, Jilin 130024, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.6 P552-555

关键词： fluorescence;In-doped Eu2O3;non-crystals;Photo luminescence;rare-earths

摘要： Amorphous Eu 2 O 3 and In-doped Eu 2 O 3 was prepared by an aqueous sol-gel method. To investigate the luminescence properties of the amorphous Eu 2 ...

作者： WANG Hai-fu;LIU Zong-wei;YU Wei-min;WANG Hui （¹State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China ;²China Academy of Defence Science and Technology, Beijing 100089, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.8 P663-666

关键词： energy release characteristics;impact initiated;reactive fragment;reactive material fragment

摘要： Presents an assessment of the lethality capabilities of impact initiated reactive fragments and a dynamical testing technique for the energy release c ...

作者： FANG Yu-jun;JIANG Jian-wei （¹State key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing 100081, China ;²China South Industries Research Academy, Beijing 100089, China）

出处： Transactions of Beijing Institute of Technology 2009 Vol.29 No.10 P850-853

关键词： dispersion;Monte Carlo solution;stochastic exterior ballistic;submunition

摘要： A stochastic exterior ballistic model of parachute-stabilized and ribbon-stabilized submunutions is presented to overcome the disadvantage of low prec ...

作者： （上海交通大学 北京理工大学）

出处： 中国高等学校学术文摘·化学工程 2009 No.3

关键词： benzimidazole;coxsackie virus B3;antiviral properties

摘要： A series of new benzimidazole derivatives were designed and synthesized. Their chemical structures were testified by 1H NMR, infrared spectroscopy (IR ...

作者： Yang Mo;ZhiHong Jiang;Hui Li;Hong Yang;Qiang Huang （1.School of Mechatronic Engineering,Beijing Institute of Technology,Beijing,China;2.Beijing Advanced Innovation Center for Intelligent Robots and Systems,Beijing,China;3.Key Laboratory of Biomimetic Robots and Systems,Ministry of Education,Beijing,China;4.Institute of Manned Spacecraft System Engineering,China Academy of Space Technology,Beijing,China）

出处： The Statesman 2009

摘要： NEW DELHI, Jan. 14: In its forthcoming mid-term appraisal, the Planning Commission is likely to unveil a couple of incentive schemes for the real esta ...