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AUTOMATIC RIVER NETWORK EXTRACTION FROM LIDAR DATA
Lidar DTM water resources fundamental datasets IGN-ES INSPIRE
2016/11/30
National Geographic Institute of Spain (IGN-ES) has launched a new production system for automatic river network extraction for the Geospatial Reference Information (GRI) within hydrography theme. The...
The Generalization Method Research of River Network Based on Morph Structure and Catchments' Character Knowledge
Hydrology Mapping Generalization DEM/DTM GIS Pattern Parameters
2015/12/16
The generalization operation should first make decision of object importance at geographic level, which relates not only to the geometric properties of independent object but also the other context ob...
QUALITY ASSESSMENT IN RIVER NETWORK GENERALISATION BY PRESERVING THE DRAINAGE PATTERN
river network generalisation quality assessment drainage pattern fuzzy logic
2014/4/24
The drainage pattern of a river network is the arrangement in which a stream erodes the channels of its network of tributaries. It can
reflect the geographical characteristics of a river network to ...