@misc{W2136573752,
  author = {Y. Zhang and Michael Brady and Stephen M. Smith},
  title = {Segmentation of brain MR images through a hidden Markov random field model and the expectation-maximization algorithm},
  year = {2001},
  howpublished = {IEEE Transactions on Medical Imaging},
  doi = {https://doi.org/10.1109/42.906424}
}