基于嫦娥二号立体影像的全月高精度地形重建

被引:65
作者
李春来 [1 ,2 ]
刘建军 [1 ,2 ]
任鑫 [1 ,2 ]
严韦 [1 ,2 ]
左维 [1 ,2 ]
牟伶俐 [1 ,2 ]
张洪波 [1 ,2 ]
苏彦 [1 ,2 ]
温卫斌 [1 ,2 ]
谭旭 [1 ,2 ]
张晓霞 [1 ,2 ]
王文睿 [1 ,2 ]
付强 [1 ,2 ]
耿良 [1 ,2 ]
张广良 [1 ,2 ]
赵葆常 [3 ]
杨建峰 [3 ]
欧阳自远 [1 ,2 ]
机构
[1] 中国科学院国家天文台
[2] 中国科学院月球与深空探测重点实验室
[3] 中国科学院西安光学精密机械研究所
关键词
嫦娥二号立体影像; 全月球立体处理; 全月地形图; 月面激光反射器;
D O I
10.13203/j.whugis20170400
中图分类号
P184.5 [月球表面物理及观测方法];
学科分类号
070401 ;
摘要
提出了一种针对嫦娥二号高分辨率立体影像的全月处理方法,采用5个激光反射器的月面位置作为绝对控制点,制作了一个新的全月地形产品(CE2TMap2015),包括7m、20m和50m3种不同分辨率类型的数据,实现了全月球范围内的无缝镶嵌和高精度绝对定位,数字高程模型(DEM)和数字正射影像(DOM)均实现了全月球覆盖。在评估CE2TMap2015地形数据产品平面位置精度和高程精度的基础上,与SLDEM2013、GLD100和LOLA DEM等全月地形产品进行了比较,结果显示CE2TMap2015地形数据产品在空间分辨率、全月覆盖率、数据连续性、绝对定位精度和地貌结构细节表达等方面与其他全月地形产品相比具有明显的优势,可广泛用于月球科学研究和应用。
引用
收藏
页码:485 / 495
页数:11
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