基于星敏感器的星图匹配方法的对比与分析  

Comparison and Analysis of Star Image Matching Method Based on Star Sensor

作　　者：孔令淑 陈梦 张福刚 

机构地区：[1]山东科技大学测绘科学与工程学院,山东青岛266590 [2]北京旋极伏羲大数据技术有限公司,北京100094

出　　处：《全球定位系统》2017年第5期16-20,共5页Gnss World of China

摘　　要：随着对地观察测绘卫星、深空探测卫星对姿态测量精度要求的提高,进一步提高星图匹配精度是当前面临的重要课题之一。星点提取和定位是星图识别的前提。本文简单探讨了新型Top-hat变换的星点提取方法,通过实验对比分析了三角形星图匹配算法和采用P向量的星图匹配算法优缺点。With the improvement of attitude measurement accuracy requirement of Surveying and mapping satellite and deep space exploration satellite,it is one of the important issues to further improve the accuracy of star map matching.Star extraction and positioning is a prerequisite for star pattern recognition.This paper briefly discusses the new top hat transformation method of star extraction.By comparing the experimental analysis of the triangle star pattern matching algorithm and the vector P star map matching algorithm advantages and disadvantages.

关 键 词：星敏定姿 星图匹配 新型Top-hat变换 

分 类 号：P228.4[天文地球—大地测量学与测量工程]