@inproceedings{lu-etal-2007-improving,
    title = "Improving Statistical Machine Translation Performance by Training Data Selection and Optimization",
    author = {L{\"u}, Yajuan  and
      Huang, Jin  and
      Liu, Qun},
    editor = "Eisner, Jason",
    booktitle = "Proceedings of the 2007 Joint Conference on Empirical Methods in Natural Language Processing and Computational Natural Language Learning ({EMNLP}-{C}o{NLL})",
    month = jun,
    year = "2007",
    address = "Prague, Czech Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/D07-1036/",
    pages = "343--350"
}