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Create a number of Erdos-Renyi random graphs with identical parameters, and connect them with the specified number of negative ties.

Usage

sample_islands_signed(islands.n, islands.size, islands.pin, n.inter)

Arguments

islands.n

The number of islands in the graph.

islands.size

The size of the islands in the graph.

islands.pin

The probability of intra-island edges.

n.inter

number of negative edges between two islands.

Value

a signed igraph graph

Author

David Schoch

Examples

library(igraph)
sample_islands_signed(3, 10, 0.5, 1)
#> IGRAPH 552ba11 U--- 30 67 -- 
#> + attr: grp (v/c), sign (e/n)
#> + edges from 552ba11:
#>  [1]  1-- 2  1-- 3  1-- 4  1-- 6  1-- 7  1-- 8  1-- 9  1--10  2-- 5  2-- 6
#> [11]  2-- 8  2--10  3-- 4  3-- 7  3-- 8  4-- 5  4-- 7  4--10  5-- 7  5-- 8
#> [21]  5-- 9  6-- 7  7-- 9  7--10  8-- 9 11--14 11--18 11--20 12--13 12--15
#> [31] 12--18 12--19 12--20 13--14 13--15 13--18 14--15 14--17 14--20 15--17
#> [41] 15--18 15--19 15--20 16--17 16--18 16--20 19--20 21--22 21--28 21--30
#> [51] 22--24 22--25 22--26 22--27 23--24 23--25 23--26 23--27 23--29 23--30
#> [61] 24--27 24--28 26--28 28--29  8--28 14--29  5--24