@InProceedings{liu-EtAl:2013:IJCNLP1,
  author    = {Liu, Lemao  and  Zhao, Tiejun  and  Watanabe, Taro  and  Sumita, Eiichiro},
  title     = {Tuning SMT with a Large Number of Features via Online Feature Grouping},
  booktitle = {Proceedings of the Sixth International Joint Conference on Natural Language Processing},
  month     = {October},
  year      = {2013},
  address   = {Nagoya, Japan},
  publisher = {Asian Federation of Natural Language Processing},
  pages     = {279--285},
  url       = {http://www.aclweb.org/anthology/I13-1032}
}