@InProceedings{MohammadKZ2013, author = {Mohammad, Saif M. and Kiritchenko, Svetlana and Zhu, Xiaodan}, title = {NRC-Canada: Building the State-of-the-Art in Sentiment Analysis of Tweets}, booktitle = {Proceedings of the seventh international workshop on Semantic Evaluation Exercises (SemEval-2013)}, month = {June}, year = {2013}, address = {Atlanta, Georgia, USA} }