@article {DBLP:journals/cviu/ZhaoT09,
	title = {A motion observable representation using color correlogram and its applications to tracking},
	journal = {Computer Vision and Image Understanding},
	volume = {113},
	number = {2},
	year = {2009},
	pages = {273-290},
	author = {Zhao, Q. and Tao, H.}
}
