@article{graphsparseldaatopicmodelwith,
  title = {Graph-Sparse LDA: A Topic Model with Structured Sparsity},
  author = {Finale Doshi-Velez and Byron Wallace and Ryan Adams},
  year = {2014},
  eprint = {1410.4510},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1410.4510v2},
}