Digital Surface Model (DSM) captures the vegetation and built features together with the land. In comparison, Digital Elevation Model (DEM) captures only the bare-earth raster grid. For example, man-made constructions including powerlines, bridges, and buildings and vegetations aren’t included in a DEM, but they are included in DSM.
On the afternoon of April 30, the first press conference of the 2020 Mount Everest elevation measurement was held at the Everest Base Camp, and the 2020 Mount Everest elevation measurement was officially launched. This year marks the 60th anniversary of the first successful summit of ...
With the continuous development and progress of earth observation technology, and the continuous diversification of means for obtaining spatial information, the use of a single means of spatial data resources has been difficult to meet people's information needs. Lidar and hyperspectral ...
t present, airborne LiDAR technology has made great progress and has been widely used in many fields. Following the trend of technology development, feiyan remote sensing has long been in the forefront of the industry.
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