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NSF,NGA release first unclassified digital elevation models of Alaska
NSF NGA first unclassified digital elevation models Alaska
2016/9/12
The National Science Foundation (NSF) and the National Geospatial-Intelligence Agency (NGA) have publicly released new three-dimensional topographic maps of Alaska in support of a White House Arctic i...
The Importance of Understanding Error in Lidar Digital Elevation Models
Laser Scanning Error Urban Accuracy
2015/7/9
The paper presents the results of an accuracy analysis of a number of gridded Digital Surface Models (DSMs) which have been
created from first return laser scanning (LiDAR) data. DSMs are created usi...
Integration of High Resolution Digital Elevation Models in 3d-gis-applications of The Environmental Information System of Baden-Württemberg
High resolution DEM/DTM Threedimensional
2015/7/7
This paper describes the integration of high resolution digital elevation models, currently acquired by the administration of BadenWürttemberg,
a state in Germany, in two example 3D GIS applications ...