@inproceedings{RecSys-2013-ShiKBLH,
	author        = "Yue Shi and Alexandros Karatzoglou and Linas Baltrunas and Martha Larson and Alan Hanjalic",
	booktitle     = "{Proceedings of the Seventh Conference on Recommender Systems}",
	doi           = "10.1145/2507157.2507227",
	isbn          = "978-1-4503-2409-0",
	pages         = "431--434",
	publisher     = "{ACM}",
	title         = "{xCLiMF: optimizing expected reciprocal rank for data with multiple levels of relevance}",
	year          = 2013,
}