Detecting Abnormal Events via Hierarchical Dirichlet Processes.

Xian-Xing Zhang Hua Liu Yang Gao Derek Hao Hu Detecting Abnormal Events via Hierarchical Dirichlet Processes. 278-289 2009 PAKDD http://dx.doi.org/10.1007/978-3-642-01307-2_27 conf/pakdd/2009 db/conf/pakdd/pakdd2009.html#ZhangLGH09