@inproceedings{RecSys-2012-KluverNESR,
	author        = "Daniel Kluver and Tien T. Nguyen and Michael D. Ekstrand and Shilad Sen and John Riedl",
	booktitle     = "{Proceedings of the Sixth Conference on Recommender Systems}",
	doi           = "10.1145/2365952.2365974",
	isbn          = "978-1-4503-1270-7",
	pages         = "99--106",
	publisher     = "{ACM}",
	title         = "{How many bits per rating?}",
	year          = 2012,
}