@INPROCEEDINGS{GeyikJieruiXie-FUSION:2010,
 author={Geyik, S.C. and Jierui Xie and Szymanski, B.K.},
 booktitle={Information Fusion (FUSION), 2010 13th Conference on}, 
 title={Behavior modeling with probabilistic context free grammars},
 year={2010},
 month={july},
 pages={1-8},
}