@inproceedings{ICPR-2012-DaiFZ,
	author        = "Jifeng Dai and Jianjiang Feng and Jie Zhou",
	booktitle     = "{Proceedings of the 21st International Conference on Pattern Recognition}",
	isbn          = "978-1-4673-2216-4",
	pages         = "3260--3263",
	publisher     = "{IEEE Computer Society}",
	title         = "{Mining sub-categories for object detection}",
	year          = 2012,
}