pdf dblp TREC-10 Experiments at KAIST: Batch Filtering and Question Answering Jong-Hoon Oh | Kyung-Soon Lee | Du-Seong Chang | Chung Won Seo | Key-Sun Choi Proceedings of The Tenth Text REtrieval Conference, TREC 2001, Gaithersburg, Maryland, USA, November 13-16, 2001