@inproceedings{RecSys-2015-GuoD,
	author        = "Fangjian Guo and David B. Dunson",
	booktitle     = "{Proceedings of the Ninth Conference on Recommender Systems}",
	doi           = "10.1145/2792838.2799683",
	isbn          = "978-1-4503-3692-5",
	pages         = "317--320",
	publisher     = "{ACM}",
	title         = "{Uncovering Systematic Bias in Ratings across Categories: a Bayesian Approach}",
	year          = 2015,
}