FindGraphCommunities
FindGraphCommunities[g] finds communities in the graph g.
FindGraphCommunities[{v->w,…}] uses rules v->w to specify the graph g.
Examples
(* Find communities in a social network *)
g = RandomGraph[{20, 40}];
FindGraphCommunities[g]
(* Visualize communities *)
communities = FindGraphCommunities[g];
CommunityGraphPlot[g, communities]Please visit the official Wolfram Language Reference for more details.