AT&T at TREC-7.

@inproceedings{singhal-1998-att, author = {Amit Singhal and John Choi and Donald Hindle and David D. Lewis and Fernando C. N. Pereira}, editor = {Ellen M. Voorhees and Donna K. Harman}, title = {{AT&T at TREC-7}}, booktitle = {{Proceedings of The Seventh Text REtrieval Conference, TREC 1998, Gaithersburg, Maryland, USA, November 9-11, 1998}}, series = {NIST Special Publication}, volume = {500-242}, pages = {186--198}, publisher = {National Institute of Standards and Technology (NIST)}, year = {1998} }