【R】RSAGA -Topographic Wetness Index-

# derive Topographic Wetness Index using "ta_hydrology", module =20

rsaga.geoprocessor(lib="ta_hydrology", module=20, param=list(SLOPE="slope.sgrd", AREA="flacc.sgrd", TWI="twi.sgrd", env=rsaga.env(path="c:/data/ws_saga/saga_207"))

# or using TOPMODEL
rsaga.geoprocessor(lib="ta_hydrology", module=20, param=list(SLOPE="slope.sgrd", AREA="flacc.sgrd", TWI="twi.sgrd", METHOD="TOPMODEL"), env=rsaga.env(path="c:/data/ws_saga/saga_207"))


TOPMODEL document