From Global Laser Point Cloud Acquisition to 3D Digital Geospatial Framework: The Advanced Road of Global Accurate Mapping

Yong Fang; Hui Gong; Li Zhang; Haiyan Hu

doi:10.3788/LOP202259.1200002

Journals >Laser & Optoelectronics Progress >Volume 59 >Issue 12 >Page 1200002 > Article

Laser & Optoelectronics Progress
Vol. 59, Issue 12, 1200002 (2022)

From Global Laser Point Cloud Acquisition to 3D Digital Geospatial Framework: The Advanced Road of Global Accurate Mapping

Yong Fang^1、2、*, Hui Gong^1、2, Li Zhang^1、2, and Haiyan Hu^1、2

Author Affiliations

¹Xi’an Research Institute of Surveying and Mapping, Xi’an 710054, Shaanxi , China

²State Key Laboratory of Geo-Information Engineering, Xi’an 710054, Shaanxi , China

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DOI: 10.3788/LOP202259.1200002 Cite this Article Set citation alerts

Yong Fang, Hui Gong, Li Zhang, Haiyan Hu. From Global Laser Point Cloud Acquisition to 3D Digital Geospatial Framework: The Advanced Road of Global Accurate Mapping[J]. Laser & Optoelectronics Progress, 2022, 59(12): 1200002 Copy Citation Text

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Fig. 1. Setup diagram of 3D digital geospatial information framework based on global laser point cloud

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Condition	LiDAR	InSAR	Optical stereo
All-time	√	√
All-weather		√
Good visual performance	√		√
High-resolution		√	√
High plane positioning accuracy	√		√
High elevation positioning accuracy	√
High relative positioning accuracy		√
Automatic rapid mapping processing	√
Polar/glacial mapping	√
Timely/widely covered		√	√

Table 1. Comparison of spaceborne three-dimensional remote sensing surveying and mapping methods

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