Based on the experience and achievement of the"China Digital Ocean", the classification plan for Marine data elements is made, which can be classified into five, including marine point elements, marine line elements...
supported by State Oceanic Administration "908" Program (908-03);State Oceanic Administration Funds for Young Scholar (No. 2009609)
Sphere model is the research hotspot in the GIS domain presently. It has become a strong integrated platform of spatial information with its strong abilities of spatial data management and visualization. Based on Skyl...