@inproceedings{ICPR-2012-LiZJ,
	author        = "Yongqiang Li and Yongping Zhao and Qiang Ji",
	booktitle     = "{Proceedings of the 21st International Conference on Pattern Recognition}",
	isbn          = "978-1-4673-2216-4",
	pages         = "1017--1020",
	publisher     = "{IEEE Computer Society}",
	title         = "{Simultaneous facial activity tracking and recognition}",
	year          = 2012,
}