findNEWSneighbors {wpm}R Documentation

Find the 4 cardinal neighbors of an element of a matrix

Description

Function for spatial contraints: the North, East, West and South neighbors of the current element (i,j) of the matrix m.

Usage

findNEWSneighbors(m, i, j)

Arguments

m,

matrix

i,

integer, line index in the matrix

j,

integer, column index in the matrix

Value

A vector containing the North, East, West and South neighbors of the element (i,j) of the matrix being processed.


[Package wpm version 1.4.0 Index]