createNeighbourNetwork: create a neighbourhood network from touching regions in a...

In terminological/arear: Geospatial Convenience Functions and a Supply Demand Catchment Area Generator

create a neighbourhood network from touching regions in a shapefile, with additional capability to connect non touching areas where there may be bridges etc.

Description

create a neighbourhood network from touching regions in a shapefile, with additional capability to connect non touching areas where there may be bridges etc.

Usage

createNeighbourNetwork(
  shape,
  idVar = "code",
  bridges = arear::ukconnections,
  queen = FALSE,
  ...
)

Arguments

shape	- a sf object, if not present will be loaded from cache
idVar	- the column containing the coded identifier of the map
bridges	- a df with the following columns: name start.lat start.long end.lat end.long defining connections between non touching shapes (e.g. bridges / ferries / etc.)
queen	- include neighbouring areas that only touch at corners, defaults to false.
...	- passed on to .cached() (cache control) - relevant is nocache = TRUE which prevents this from being precalculated

Value

an edge list of ids with from and to columns

terminological/arear documentation built on April 27, 2024, 9:02 a.m.