Wu, Simon; Li, Jonathan; Huang, G. - In: Water Resources Management 22 (2008) 8, pp. 959-972
Grid based digital elevation models (DEM) are commonly used in water resources modeling. The quality of readily … available DEM, however, varies from source to source in terms of horizontal resolution and vertical accuracy which are the two … important aspects of elevation uncertainty in the modeling with raster GIS. This paper addresses the issue of elevation data …