Automatic classification of Web queries using very large unlabeled query logs.

Steven M. Beitzel Eric C. Jensen David D. Lewis Abdur Chowdhury Ophir Frieder Automatic classification of Web queries using very large unlabeled query logs. 2007 25 ACM Trans. Inf. Syst. 2 http://doi.acm.org/10.1145/1229179.1229183 db/journals/tois/tois25.html#BeitzelJLCF07