@inproceedings{SIGIR-2011-OchiOO,
	author        = "Masanao Ochi and Makoto Okabe and Rikio Onai",
	booktitle     = "{Proceedings of the 34th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/2009916.2010121",
	isbn          = "978-1-4503-0757-4",
	pages         = "1205--1206",
	publisher     = "{ACM}",
	title         = "{Rating prediction using feature words extracted from customer reviews}",
	year          = 2011,
}