// Make generators for each cluster
PairSortedGeneratorInterface[] gens = new PairSortedGeneratorInterface[allclusters.size()];
int i = 0;
for(Cluster<?> c : allclusters) {
if(noiseSpecial && c.isNoise()) {
gens[i] = new PairGeneratorNoise(c);
}
else {
gens[i] = new PairGeneratorSingleCluster(c, hierarchicalSpecial);
}
i++;