@inproceedings{HRJ+11,
 author = {Hao, Ming C. and Rohrdantz, Christian and Janetzko, Halldor and Dayal, Umeshwar and Keim, Daniel A. and Haug, Lars-Erik and Hsu, Meichun},
 booktitle = {Proceedings of the IEEE Conference on Visual Analytics Science and Technology (VAST 2011)},
 doi = {10.1109/VAST.2011.6102472},
 pages = {277-278},
 publisher = {IEEE},
 title = {Visual Sentiment Analysis on Twitter Data Streams (Poster Paper)},
 year = {2011}
}