calc_attributes_edges   Calculate attributes of the edges.
calc_attributes_sites_approx
                        Calculate attributes of the sites.
calc_attributes_sites_exact
                        Calculate attributes of the sites.
calc_binary             Calculate binary IDs for each stream network.
calc_catchment_attributes
                        calc_catchment_attributes Aggregate attributes
                        for the total catchment of each stream segment.
calc_catchment_attributes_rec
                        calc_catchment_attributes_rec Aggregate
                        attributes for the total catchment of each
                        stream segment.
calc_edges              Calculate edges for SSN object.
calc_prediction_sites   Calculate prediction sites for 'SSN' object.
calc_sites              Calculate sites for SSN object.
check_compl_junctions   Check if there are more than two inflows to an
                        outflow.
check_ssn               Checking 'SSN' object.
correct_compl_junctions
                        Correct junctions with three inflows.
derive_streams          Derive stream network from DEM.
export_ssn              Export 'SSN' object
get_cats_edges_in_catchment
                        get_cats_edges_in_catchment#' Returns the cats
                        of this and all upstream edges#'
import_data             Import data into 'GRASS.'
openSTARS               openSTARS: An Open Source Implementation of the
                        'ArcGIS' Toolbox 'STARS'.
openSTARS_data          Datasets shipped with openSTARS
prepare_sites           Snap sites to streams and calculate attributes
setup_grass_environment
                        Setup 'GRASS' environment.
watershed_memory        Calculate RAM needed for deriving the stream
                        network from DEM
