The Scheme for the Database Building and Updating of 1 : 10 , 000 Digital Elevation Models

@inproceedings{Qing2003TheSF,
  title={The Scheme for the Database Building and Updating of 1 : 10 , 000 Digital Elevation Models},
  author={Zhu Qing and Li Zhilin and Gong Jianya and Sui Haigang},
  year={2003}
}
The National Bureau of Surveying & Mapping of China has planned to speed up its development of spatial data infrastructure (SDI) in the coming few years. This SDI consists of four types of digital products, i.e. digital orthophoto, digital elevation models, digital line graphs and digital raster graphs. For the DEM, a scheme for the database building and… CONTINUE READING