How to create a Digital Elevation Model

Question

How to create a DEM starting from layers shapefile "contour lines" and "shares"?

which module of GRASS I need to use?

thanks for yours responses....

Answer 1

In the GRASS GIS Wiki, there is a dedicated page for this: http://grass.osgeo.org/wiki/Contour_lines_to_DEM The page demonstrates and compares a number of different methods of converting vector contour lines into raster DEM surfaces including screenshots.