@inproceedings{ICPR-2012-LiuZR,
	author        = "Han Liu and Xiangliang Zhang and Alyn Rockwood",
	booktitle     = "{Proceedings of the 21st International Conference on Pattern Recognition}",
	isbn          = "978-1-4673-2216-4",
	pages         = "3586--3589",
	publisher     = "{IEEE Computer Society}",
	title         = "{A direction Change-based algorithm for polygonal approximation}",
	year          = 2012,
}