@inproceedings{LNCS86940572,
   editor    = {David Fleet and Tomas Pajdla and Bernt Schiele and Tinne Tuytelaars},
   booktitle = {Computer Vision -- ECCV 2014},
   publisher = {Springer},
   location  = {Heidelberg},
   series    = {Lecture Notes in Computer Science},
   volume    = {8694},
   year      = {2014},
   isbn      = {978-3-319-10598-7},
   doi       = {10.1007/978-3-319-10599-4_37},
   author    = {Mohamed Rabie Amer and Peng Lei and Sinisa Todorovic},
   title     = {HiRF: Hierarchical Random Field for Collective Activity Recognition in Videos},
   pages     = {572--585}
}