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具有无穷时滞的序列差分方程的稳定性 被引量:2
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作者 时宝 杜彬彬 张德存 《海军航空工程学院学报》 2004年第6期675-680,共6页
通过介绍一种新的离散相空间Chd(Chd是Banach空间)研究了具有无穷时滞的序列差分方程的稳定性问题,并相应给出了一致稳定和一致渐近稳定的充要条件.
关键词 稳定性 序列差分方程 无穷时滞 离散相空间
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具有无穷时滞的序列差分方程的有界性 被引量:1
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作者 时宝 王校锋 姚立强 《海军航空工程学院学报》 2005年第6期667-670,共4页
通过引入一种新的离散状态空间Chd(Chd是Banach空间),对具有无穷时滞的序列差分方程的有界性问题进行了研究,分别得到了一致有界和一致最终有界的充分条件.
关键词 序列差分方程 无穷时滞 有界性 离散状态空间
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Accuracy Analysis on Bundle Adjustment of Remote Sensing Images Based on Dual Quaternion 被引量:1
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作者 盛庆红 费利佳 +2 位作者 柳建锋 陈姝文 王惠南 《Transactions of Nanjing University of Aeronautics and Astronautics》 EI CSCD 2015年第5期523-529,共7页
A bundle adjustment method of remote sensing images based on dual quaternion is presented,which conducted the uniform disposal corresponding location and attitude of sequence images by the dual quaternion.The constrai... A bundle adjustment method of remote sensing images based on dual quaternion is presented,which conducted the uniform disposal corresponding location and attitude of sequence images by the dual quaternion.The constraint relationship of image itself and sequence images is constructed to compensate the systematic errors.The feasibility of this method used in bundle adjustment is theoretically tested by the analysis of the structural characteristics of error equation and normal equation based on dual quaternion.Different distributions of control points and stepwise regression analysis are introduced into the experiment for RC30 image.The results show that the adjustment accuracy can achieve 0.2min plane and 1min elevation.As a result,this method provides a new technique for geometric location problem of remote sensing images. 展开更多
关键词 photogrammetry bundle adjustment geometric correction dual quaternion geometric imaging model
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