Get non-neighbors for neighbor_graph object — non_neighbors.neighbor_graph • adjoin

Retrieve the non-neighboring nodes of a given node in a neighbor_graph object.

Usage

# S3 method for class 'neighbor_graph'
non_neighbors(x, i, ...)

Arguments

x: A neighbor_graph object.
i: The index of the node for which non-neighboring nodes will be returned.
...: Additional arguments (currently ignored).

Value

A numeric vector of node indices that are not neighbors of the given node (excluding the node itself).

Examples

adj_matrix <- Matrix::Matrix(c(0, 1, 1, 0, 1, 0, 1, 0, 0), 
                            nrow = 3, byrow = TRUE, sparse = TRUE)
ng <- neighbor_graph(adj_matrix)