@InProceedings{sarker-EtAl:2015:SemEval,
  author    = {Sarker, Abeed  and  Nikfarjam, Azadeh  and  Weissenbacher, Davy  and  Gonzalez, Graciela},
  title     = {DIEGOLab: An Approach for Message-level Sentiment Classification in Twitter},
  booktitle = {Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015)},
  month     = {June},
  year      = {2015},
  address   = {Denver, Colorado},
  publisher = {Association for Computational Linguistics},
  pages     = {510--514},
  url       = {http://www.aclweb.org/anthology/S15-2085}
}