2.2.1. Parameter generator
The AVNPSM provides a pull-down menu to generate
the required parameters. As shown in Fig. 1, a user first
needs to set global variables, that is, giving the name
and location of the basic GIS layers: soil, DEM, land
use/cover, and watershed boundary. The user can then
list these global files to ensure they are set correctly.
Once this is done, the user can follow the pull-down
menu to generate each parameter sequentially. During
the FISHNET (file name for dividing the study watershed
into grids based on the watershed boundary