geoarea {GEOmap} | R Documentation |
Area of Map objects
Description
vector of areas of polygons in map
Usage
geoarea(MAP, proj=NULL, ncut=10)
Arguments
MAP |
Map structure |
proj |
projection |
ncut |
minimum number of points in polygon |
Details
Uses sf function. If proj is NULL then the project is reset to UTM spherical for each element seperately to calculate the area in km. ncut is used to eliminate area calculations with strokes less than the specified number.
Value
vector of areas
Note
areas smaller than a certain tolerance are NA
Author(s)
Jonathan M. Lees<jonathan.lees@unc.edu>
See Also
sf::st_area
[Package GEOmap version 2.5-11 Index]