/**
* Clusters the graph by edge betweenness clusterer.
*
* @param vg the prefuse visual graph
* @param numEdgesToRemove
* @return Set<Set<Long>> the clustered node set
*/
public static Set<Set<String>> clusterGraph(VisualGraph vg, int numEdgesToRemove) {
edu.uci.ics.jung.graph.Graph<String, String> graph = convertJungGraph(vg);
System.out.println("graph == " + graph);
EdgeBetweennessClusterer<String, String> clusterer =
new EdgeBetweennessClusterer<String, String>(numEdgesToRemove);
Set<Set<String>> clusterSet = clusterer.transform(graph);
// List<String> edges = clusterer.getEdgesRemoved();
return clusterSet;
}
private int grivanNewman(Graph<Node, Edge> graph, int numEdgesToRemove) {
EdgeBetweennessClusterer<Node, Edge> algorithm =
new EdgeBetweennessClusterer<Node, Edge>(numEdgesToRemove);
int groupCounter = 0;
for (Set<Node> set : algorithm.transform(graph)) {
for (Node n : set) {
n.setGroup(String.valueOf(groupCounter));
}
++groupCounter;
}
return groupCounter;
}
