nearest facility + distance to a user
Usage
nearest_facility_dist(facility, user)
Arguments
- facility
a matrix with longitude and latitude in the first two columns
- user
a matrix with longitude and latitude in the first two columns
Value
matrix with 3 columns: user_id, facility_id, distance, where the
user_id is the identifier for the user, the facility_id is the identifier
for the facility that is closest to that user, and the distance is the
distance in metres from that user to that facility.