QUALIFIER In TREC-12 QA Main Task.

@inproceedings{yang-2003-qualifier, author = {Hui Yang and Hang Cui and Mstislav Maslennikov and Long Qiu and Min-Yen Kan and Tat-Seng Chua}, editor = {Ellen M. Voorhees and Lori P. Buckland}, title = {{QUALIFIER In TREC-12 QA Main Task}}, booktitle = {{Proceedings of The Twelfth Text REtrieval Conference, TREC 2003, Gaithersburg, Maryland, USA, November 18-21, 2003}}, series = {NIST Special Publication}, volume = {500-255}, pages = {480--488}, publisher = {National Institute of Standards and Technology (NIST)}, year = {2003}, url = {http://trec.nist.gov/pubs/trec12/papers/nus-yang.qa.pdf} }