@inproceedings{efficientoptimizationfordiscriminative,
  title = {Efficient Optimization for Discriminative Latent Class Models},
  author = {Armand Joulin and Jean Ponce and Francis R. Bach},
  year = {2010},
  booktitle = {NeurIPS 2010 12},
  url = {http://papers.nips.cc/paper/3907-efficient-optimization-for-discriminative-latent-class-models},
}