@inproceedings{ICPR-v2-2006-DaiZX,
	author        = "Fang Dai and Nanning Zheng and Jianru Xue",
	booktitle     = "{Proceedings of the 18th International Conference on Pattern Recognition, Volume 2}",
	doi           = "10.1109/ICPR.2006.717",
	isbn          = "0-7695-2521-0",
	pages         = "429--432",
	publisher     = "{IEEE Computer Society}",
	title         = "{Integrating EMD and Gradient for Generating Primal Sketch of Natural Images}",
	year          = 2006,
}