id: 70366759 dt: a an: 70366759 au: Singhal, Amit; Abney, Steven P.; Bacchiani, Michiel; Collins, Michael; Hindle, Donald; Pereira, Fernando C. N. ti: AT\&T at TREC-8 so: TREC (1999). py: 1999 pu: la: EN cc: ut: ci: li: http://trec.nist.gov/pubs/trec8/papers/att-trec8.pdf