Re: [OSGeo-Discuss] idrological data from european states

2011-01-31 Thread Johannes Radinger
Hi Marco, just some additional information about Austria's hydrological information network: there is a hydrological atlas in digital form: http://www.boku.ac.at/iwhw/hao/ It is possible to extract several GIS Data (precipitation, snow, climatic things, etc.) from the HAO-Cd. For water iss

[OSGeo-Discuss] Iteration and supercomputing with GRASS GIS

2011-01-14 Thread Johannes Radinger
Hello, I am very new to GRASS GIS! At the moment I am working with ArcGIS10 to develop a dispersal model (raster based) which involves single calculations for each raster cell (around 20 000 calculations) conducted by an iteration process over the cells of the input raster. As this takes quite