Object similar to the MaxEnt SWD format that hosts the species name, the coordinates of the locations and the value of the environmental variables at the location places.
species
character. Name of the species.
coords
data.frame. Coordinates of the locations.
data
data.frame. Value of the environmental variables at location sites.
pa
numeric. Vector with 1
for presence and 0
for
absence/background locations.
The object can contains presence/absence, presence/background,
presence only or absence/background only data. Use the
prepareSWD
function to create the object.