Discussion on the Method of Quality Detection of 1∶10 000 Digital Line Graphic
Hong Jun · Geomatics & Spatial Information Technology · 2010
Digital Line Graphic(DLG) is a vector format dataset of existing information of core elements on topographic map.It includes administrative boundaries,place names,water system,water conservancy projects,transportation net and mathematical basis for map(Gaussian coordinates and Geographic coordinates).Digital Line Graphic is a intelligent database and a data structure for the requirement of geographic information analysis,it includes geometric data and social and human information.