@article {bai2008adapting,
	title = {Adapting information retrieval to query contexts},
	journal = {Information Processing \& Management},
	volume = {44},
	number = {6},
	year = {2008},
	pages = {1901{\textendash}1922},
	publisher = {Elsevier},
	author = {Bai, Jing and Jian-Yun Nie}
}
