@article{automorphismgroupsofgraphicalmodelsand,
  title = {Automorphism Groups of Graphical Models and Lifted Variational Inference},
  author = {Hung Bui and Tuyen Huynh and Sebastian Riedel},
  year = {2013},
  eprint = {1309.6822},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1309.6822v1},
}