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STDMA for Inter-satellite Communication in Low Earth Orbit 会议论文
4th International Conference on Communications, Signal Processing, and Systems (CSPS), Tianjin Normal Univ, Chengdu, PEOPLES R CHINA, OCT 23-24, 2015
作者:  Kang, Hailong;  Jiang, Xiujie;  Xiong, Weiming
收藏  |  浏览/下载:32/0  |  提交时间:2016/12/29
Selective search and sequential detection for standard plane localization in ultrasound 会议论文
5th International Workshop on Abdominal Imaging: Computation and Clinical Applications, Held in Conjunction with 16th International Conference on Medical Image Computing and Computer-Assisted Intervention, MICCAI 2013, Nagoya, Japan
作者:  Ni Dong;  Li Tianmei;  Yang Xin;  Qin Jing;  Li Shengli
收藏  |  浏览/下载:31/0  |  提交时间:2015/08/27
Algorithm Design for Cluster Validity Based on Geometric Probability 会议论文
作者:  Li Xiaowen;  Wu Hualei;  Li Jianwei
收藏  |  浏览/下载:3/0  |  提交时间:2019/11/21
Magnetic and electronic structural properties of the GdGa7N 8 cluster 会议论文
8th International Conference on Thin Film Physics and Applications, TFPA 2013, Shanghai, China, September 20, 2013 - September 23, 2013
作者:  Fang, Yanbian;  Zhou, Bofan;  Huang, Yan;  Zeng, Yijie;  Lu, Aijiang
收藏  |  浏览/下载:2/0  |  提交时间:2017/01/20
Diffusion Maps for Dimensionality Reduction with Partially Labeled Samples 会议论文
2nd International Conference on Computer and Automation Engineering, ICCAE 2010,
作者:  Feng Zheng;  Zhan Song
收藏  |  浏览/下载:6/0  |  提交时间:2015/08/21
Gimbal displacement error analysis on an electro-optical seeker (EI CONFERENCE) 会议论文
Optical Design and Testing IV, October 18, 2010 - October 20, 2010, Beijing, China
Jiang Z.; Zhang X.; Ai X.; Wei Q.; Jia H.
收藏  |  浏览/下载:23/0  |  提交时间:2013/03/25
It is essential to analyze the gimbal displacement errors for a seeker due to the importance for cueing of targets and tracking for the final approach. Otherwise  for a seeker electro-driven with a concentric glass dome  the large errors will decrease the picking  pointing  and tracking precision rooted from the displacement errors existing between the rotation center of the optical system and the gimbal. And the gimbaled camera system displacement errors are never eliminated but reduced due to the geometric errors consists of geometric tolerances of gimbal structure  manufacture  installation and vibration coming from working environment. In this paper  the gimbal displacement errors in an electro-optically stabilized platform resulting from geometric errors and environment errors were analyzed and shown in detail. The mathematical modal of the gimbal displacement errors created based on multi-body dynamics demonstrated the connection between the gimbal displacement errors and the stabilized platform. Taking a visible light image seeker as a case  the diameter is 120mm  and the geometric tolerances came from the values of primary design and the vibration data came from the environmental vibration test on the pitch-yaw seeker  and at the same time  the errors resulting from installation were considered too. Based on calculating  the maximum gimbal displacement error will reach to 0.2mm for pitching angle smaller than 40 and yawing angle smaller than 60. However  the critical parts have been found out according to the probability theory and the reliability analysis successfully used in the paper  and finally  the maximum gimbal displacement error reduced to 0.1mm  which is acceptable corresponding to the picking  pointing and tracking precision for an optical imaging seeker. 2010 Copyright SPIE - The International Society for Optical Engineering.  
On Determination Of Geometric Damage Tensor 会议论文
Zhuhai, PEOPLES R CHINA, DEC 26-28, 2009
作者:  Liu, Bin;  Liu, Quan-sheng;  Wu, Yue-xiu
收藏  |  浏览/下载:9/0  |  提交时间:2018/06/05
Positional uncertainty of manual digitization vertex based on simulation test 会议论文
Geoinformatics 2008 and Joint Conference on GIS and Built Environment - Advanced Spatial Data Models and Analyses, Guangzhou, PEOPLES R CHINA, JUN 28-29, 2008
Wu, Huisheng; Liu, Zhaoli; Lin, Lifang
收藏  |  浏览/下载:13/0  |  提交时间:2011/07/20
On the Characteristic of Ruin Probability Variance in Multi-Type Insurance 会议论文
作者:  Li, Suoping;  Yang, Heng;  Gu, Qun
收藏  |  浏览/下载:6/0  |  提交时间:2019/11/15


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