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作 者:孙海萍 张静怡 杨泽东[3] 刘杰 SUN Haiping;ZHANG Jingyi;YANG Zedong;LIU Jie(Provincial Geomatics Archives of Jiangsu, Nanjing 210013, China;School of Geographic Science, NanJing Normal University Nanjing 210023, China;China Academy of Surveying and Mapping, Beijing 100039, China;State Key laboratory of Soil and Sustainable Agriculture, Institute of Soil Science, Chinese Academy of Sciences, Nanjing 210008, China)
机构地区:[1]江苏省测绘资料档案馆,江苏南京210013 [2]南京师范大学地理科学学院,江苏南京210023 [3]中国测绘科学研究院,北京100039 [4]中国科学院南京土壤研究所土壤与农业可持续发展国家重点实验室,江苏南京210008
出 处:《测绘通报》2018年第6期109-113,共5页Bulletin of Surveying and Mapping
基 金:江苏省测绘地理信息局基础测绘项目;中国测绘科学研究院基本科研业务费(7771708)
摘 要:历史航空影像真实地反映了各个时期的地表形态、植被覆盖、社会经济与环境状况,客观有效地记录了自然景观与人文景观的演化变迁过程。为高效管理和有效利用历史航空影像,建立历史航空影像数据库势在必行。目前,众多航空影像数据库管理系统很好地实现了航摄资料的管理,同时可以对单张影像数据进行浏览和更新,但是却不能实现历史航空影像的漫游浏览和空间查询。本文利用航摄资料,结合数字图像处理和数字摄影测量等理论方法,设计了无控制点参与的航空影像半自动快速拼接算法,实现了历史航空影像批量快速拼接;最后,将拼接影像与矢量数据叠加进行精度检验,主要标志性地物重叠良好,查询结果符合精度要求。Historical aerial images objectively reflect the surface morphology, vegetation cover and environmental conditions, and objectively reserve the evolution of natural and human landscapes. In order to efficiently manage and effectively use these valuable historical aerial images, it is imperative to establish an historical aerial image database. Currently, many avionics database management systems have done a good job in the management of aerial photography data, and can browse and update a single image data at the same time, but they can not realize spatial inquiring and roaming of historical aerial images. In this paper, using historical aerial photograph data, based on digital image processing and digital photogrammetry theoretical methods, authors designe the semi-automatic aerial image without control points stitching algorithm, and realize the mass rapid stitching of aerial images.Finally, according to accuracy testing for the stitching overlay images and vector data, the main landmarks overlapped well and the query results meet the precision requirements.
分 类 号:P237[天文地球—摄影测量与遥感]
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