@conference { JBT+13a, title = {Visual Analysis of Social Media Data in Emergency Situations by Aggregating Annotated User Movements}, booktitle = {10th International Conference on Information Systems for Crisis Response and Management (Poster)}, year = {2013}, author = {Jäckle, Dominik and Bosch, Harald and Thom, Dennis and Krüger, Robert and Keim, Daniel A. and Ertl, Thomas} }