Comparison of free high resolution digital elevation data sets (ASTER GDEM2, SRTM v2.1/v4.1) and validation against accurate heights from the Australian National Gravity Database

Today, several global digital elevation models (DEMs) are freely available on the web. This study compares and evaluates the latest release of the Advanced Spaceborne Thermal Emission Reflectometer DEM (ASTER GDEM2) and two DEMs based on the Shuttle Radar Topography Mission (SRTM) as released by the...

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Bibliographic Details
Main Authors: Rexer, Moritz, Hirt, Christian
Format: Journal Article
Published: Taylor & Francis Co Ltd 2014
Subjects:
Online Access:http://hdl.handle.net/20.500.11937/38264