@inproceedings{ICPR-v4-2000-MadabhushiA,
	author        = "Anant Madabhushi and J. K. Aggarwal",
	booktitle     = "{Proceedings of the 15th International Conference on Pattern Recognition, Volume 4}",
	doi           = "10.1109/ICPR.2000.903013",
	isbn          = "0-7695-0750-6",
	pages         = "4698--4701",
	publisher     = "{IEEE Computer Society}",
	title         = "{Using Head Movement to Recognize Activity}",
	year          = 2000,
}