random.range {rangemodelR} | R Documentation |
random.range - supporting function for other rangemodel fucntions
Description
It is used within other functions in this package to radomly place given number of species occurrences
Usage
random.range(uid, nb, range.size, var, first)
Arguments
uid |
a vector of unique ids for selection |
nb |
a neighbour object similar to generated from 'shp2nb' |
range.size |
a vector of number of sites occupied by each species |
var |
an optional vector of variables for constraining the randomization |
first |
If true, var is used while choosing the first occurrence as well. if var is null, first is always set FALSE |
Details
this function is not intended for any direct use but is called within other functions of this package.
Value
a numeric vector specifying selected positions in 'uid'
[Package rangemodelR version 1.0.6 Index]