create_neighbourhood {shar} | R Documentation |
create_neighbourhood
Description
Create neighbourhood
Usage
create_neighbourhood(cells, matrix, directions = 4)
Arguments
cells |
Matrix with cell ids of focal cells. |
matrix |
Matrix in which cells are located. |
directions |
Integer with cells neighbourhood rule: 4 (rook's case), 8 (queen's case). |
Details
Get cell ids of all neighbouring cells. The neighbourhoood rule can be specified and is either rook's case (4 neighbours) or queen's case (8 neighbours).
Value
matrix
See Also
Examples
## Not run:
mat <- matrix(1, nrow= 10, ncol = 10)
cell_id <- rbind(cbind(3,5), cbind(7,1))
create_neighbourhood(cell_id, mat)
## End(Not run)
[Package shar version 2.3.1 Index]