Exploiting High Geopositioning Accuracy of SAR Data to Obtain Accurate Geometric Orientation of Optical Satellite Images

• Published in: Remote sensing (Basel, Switzerland) Vol. 13; no. 17; p. 3535
• Main Authors: Fan, Zhongli, Zhang, Li, Liu, Yuxuan, Wang, Qingdong, Zlatanova, Sisi
• Format: Journal Article
• Language: English
• Published: Basel MDPI AG 01.09.2021
• Subjects: Accuracy; Data processing; Forest & brush fires; geometry; geopositioning accuracy improvement; image orientation; Localization; Mapping; Matching; multimodal image matching; optical satellite images; Orientation; Photogrammetry; Remote sensing; SAR images; Satellite imagery; Satellites; Sensors; Topography

Accurate geopositioning of optical satellite imagery is a fundamental step for many photogrammetric applications. Considering the imaging principle and data processing manner, SAR satellites can achieve high geopositioning accuracy. Therefore, SAR data can be a reliable source for providing control...