@inproceedings{archam11themecrowds,
 author = {D. Archambault and D. Greene and P. Cunningham and N. Hurley},
 booktitle = {Proc. 3rd International Workshop on Search and Mining User-generated Content (SMUC'11)},
 pdf = {http://www.derekgreene.com/papers/archam11themecrowds.pdf},
 title = {{T}heme{C}rowds: Multiresolution Summaries of Twitter Usage},
 year = {2011}
}