gail_nn: Number of Neighbors

In jelsema/GAIL: Geo-Assigment of Irregular Locations

Description

Calculates the the number of neighbors for a spatial unit.

Usage

gail_nn(val, df1, df2, max_dist, suid, ...)

Arguments

val	Name of spatial unit from df2.
df1	Data frame of regular spatial units, must have columns latitude and longitude.
df2	Data frame of irregular spatial units, must have columns named latitude and longitude.
max_dist	The maximum distance at which two locations can be considered neighbors.
suid	The column name which contains the ID of the spatial unit.
...	Space for additional arguments, passed to sf::st_distance.

Details

This is an internal function designed to be used within gail as part of a purrr type operation.

Value

Returns the number of spatial units from df1 that are within distance max_dist of the unit val from df2.

See Also

gail

jelsema/GAIL documentation built on June 29, 2019, 11:48 a.m.