@inproceedings{SIGIR-2009-LinYCWW,
	author        = "Chen Lin and Jiang-Ming Yang and Rui Cai and Xin-Jing Wang and Wei Wang and Lei Zhang",
	booktitle     = "{Proceedings of the 32nd International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/1571941.1571966",
	isbn          = "978-1-60558-483-6",
	pages         = "131--138",
	publisher     = "{ACM}",
	title         = "{Simultaneously modeling semantics and structure of threaded discussions: a sparse coding approach and its applications}",
	year          = 2009,
}