@inproceedings{ICPR-2010-ZengM,
	author        = "Chengbin Zeng and Huadong Ma",
	booktitle     = "{Proceedings of the 20th International Conference on Pattern Recognition}",
	doi           = "10.1109/ICPR.2010.509",
	isbn          = "978-0-7695-4109-9",
	pages         = "2069--2072",
	publisher     = "{IEEE Computer Society}",
	title         = "{Robust Head-Shoulder Detection by PCA-Based Multilevel HOG-LBP Detector for People Counting}",
	year          = 2010,
}