GIS
2010
ACM
13 years 3 months ago
2010
ACM
Bare Earth gridded digital elevation models (DEMs) are often used to extract hydrologic features such as rivers and watersheds. DEMs must be conditioned by removing spurious sinks...
GEOINFORMATICA
2007
13 years 4 months ago
2007
Orthophotos (or orthoimages if in digital form) have long been recognised as a supplement or alternative to standard maps. The increasing applications of orthoimages require effor...