It can be used for full and local sky star identification.
既可以进行全天自主星识别，又可以进行局部星识别。
By 2-D condensed index, hit the target rate of star identification is improved.
对星三角形进行二维精简索引，以提高检索效率、节约比对时间；
Secondly, the establishment of the guide star catalog and its star identification technology are introduced.
然后，介绍星敏感器相关的导航星星表的建立、星图识别技术。
Based on this technique the star identification is discussed in many literatures and a lot of effective algorithms for star map matching emerged.
对于这种技术，很多文献都进行了讨论，并涌现了许多关于星图匹配行之有效的算法。
He had brought the flowering plant to a university expert because varieties of blazing star defy nonexpert identification.
他曾经把开着花的植物带给大学的专家看，因为星形花植物多种多样，非专业人士是分辨不出来的。
At last, by using the hybrid simulation system, some algorithms of star map identification and performance of star sensor could be effectively verified by dynamical and statical test in this platform.
最后利用所构建的半物理仿真系统，对星图识别算法和星敏感器性能进行了静态和动态的试验。
To overcome this fault, concept of main star is introduced, and in the process of star field identification, information of star view magnitude is used.
为了克服这一缺点，引入主星的概念，并在星图识别过程中加入星等信息。
Grid algorithm is a preferable star field identification algorithm. But it need many stars in FOV (field of view). Thereby CCD star tracker must have large FOV or be sensitive to dim stars.
栅格算法是一种较优秀的星图识别算法，但它要求视场中有较多的恒星，从而要求星跟踪器有大的视场或高的星等灵敏度。
The capacity, store manner, store content and read manner of the guide star catalog are key factors which influence the time and efficiency of star map identification.
导航星星库的容量，存储方式，存储内容，读取方式，是影响星图识别的识别时间和识别率的关键因素。
Construct maximum connection match tree identification algorithm with respect to the characters of observed star map and guide stars -star diagonal distance and connection.
根据观测星图和导航星所具有的特性- - -星对角距和连通性，构造了最大连通匹配树识别算法。
Finally, numeral simulation shows that the star pattern identification algorithm based on the convex polygon has high robustness and the ratio of identification is above 99%.
仿真结果表明：在任意视场中，基于凸多边形的星图识别成功率高于99%，并具有较强的鲁棒性。
Because of high spaceflight laboratory fees, it is impractical to take star-pictures real time in order to debug star sensor and test the algorithm of star map identification.
由于航天实验费用大，为测试星敏感器性能和星图识别算法，需在地面构建天文导航半物理仿真试验平台。
Finally, a verification identification is used to solve the redundancies of the observed star triangle and the mapped navigation star triangle.
最后，引入验证识别环节有效地解决观测三角形与匹配的导航三角形产生的冗余问题。
A novel geometric structure-based autonomous star pattern identification algorithm is presented.
提出了一种新的以星三角形为基本识别单元的几何结构星图识别算法。
As a spacecraft attitude measurement instrument, CCD star tracker has a lot of advantages. But it needs an all-sky autonomous star map identification algorithm to support its operation.
CCD星跟踪器作为飞行器的姿态测量仪器有许多优点，它必须有一种全天自主星图识别算法来支持其工作。
As a spacecraft attitude measurement instrument, CCD star tracker has a lot of advantages. But it needs an all-sky autonomous star map identification algorithm to support its operation.
CCD星跟踪器作为飞行器的姿态测量仪器有许多优点，它必须有一种全天自主星图识别算法来支持其工作。
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