@article{phasetransitionsandamodelorderselection,
  title = {Phase Transitions and a Model Order Selection Criterion for Spectral Graph Clustering},
  author = {Pin-Yu Chen and Alfred O. Hero},
  year = {2016},
  eprint = {1604.03159},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1604.03159v4},
}