@article{meanfieldtheoryforsigmoidbeliefnetworks,
  title = {Mean Field Theory for Sigmoid Belief Networks},
  author = {L. K. Saul and T. Jaakkola and M. I. Jordan},
  year = {1996},
  eprint = {cs/9603102},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/cs/9603102v1},
}