@InProceedings{duan-EtAl:2010:PAPERS1,
  author    = {Duan, Yajuan  and  Jiang, Long  and  Qin, Tao  and  Zhou, Ming  and  Shum, Heung-Yeung},
  title     = {An Empirical Study on Learning to Rank of Tweets},
  booktitle = {Proceedings of the 23rd International Conference on Computational Linguistics (Coling 2010)},
  month     = {August},
  year      = {2010},
  address   = {Beijing, China},
  publisher = {Coling 2010 Organizing Committee},
  pages     = {295--303},
  url       = {http://www.aclweb.org/anthology/C10-1034}
}