Brief introduction In the development of map projects, it is sometimes necessary to develop projects independent of any company. ...

3D laser scanning adopts non-contact high-speed laser measurement to obtain the geometric data, and image data of terrain or com...

GIS - Geographic Information System. GIS is based on surveying and mapping, using the database as a data source for data storage...

The loading of ECDIS is currently limited and relies on compromised solutions from existing GIS platforms other than ECDIS engines...

1.USGS Earth Explorer Web site: https://earthexplorer.usgs.gov/ Data: including Landsat series, ASTER DEM, Hyperion hyperspectral,...

In recent years, with the rapid development of various software and hardware technologies, such as communication, sensing, navi...

Satellite remote sensing is to detect and receive electromagnetic wave information radiated and reflected from target objects from...

Working principle of the satellite Working principle of the satellite: when the satellite is working, the image signal or sound s...