Click on this link to see a list of discussion items relating to parameters calculation algorithms.
Generic Functions (GEN)
Parameters for Basic Spatial Characteristics (BSC)
Spatial Parameters for Vegetative Physical Characteristics (VPC)
Spatial Parameters for Landuse/Landcover Physical Characteristics (LPC)
Spatial Parameters for Soil Physical Characteristics (SPC)
Climatic Spatial Characteristics (CSC)
GIS Weasel AML source code can be found under weasel\src_aml\routines\params folder.
For a copy of the GIS Weasel tool go to: http://wwwbrr.cr.usgs.gov/projects/SW_MoWS/Weasel.html
Basic AML syntax: http://gis.washington.edu/phurvitz/arc_lms/week9.html or part 2 of http://www.dur.ac.uk/resources/its/info/guides/93AMLGIS.pdf
Click on the link to view or edit the summary Google document.
See the Weasel AML Remap Tables subpage (link).