@inproceedings {conf/icdm/ZigkolisKV13,
	title = {Dissimilarity Features in Recommender Systems},
	booktitle = {ICDM Workshops},
	year = {2013},
	pages = {825-832},
	publisher = {IEEE Computer Society},
	organization = {IEEE Computer Society},
	isbn = {978-0-7695-5109-8},
	author = {Christos Zigkolis and Karagiannidis, Savvas and Athena Vakali},
	editor = {Wei Ding and Washio, Takashi and Xiong, Hui and Karypis, George and Thuraisingham, Bhavani M. and Cook, Diane J. and Wu, Xindong}
}