Changwen Yang

2002

doi dblp
Effective collection metasearch in a hierarchical environment: global vs. localized retrieval performance.
Jack G. Conrad|Changwen Yang|Joanne S. Claussen
SIGIR 2002: Proceedings of the 25th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, August 11-15, 2002, Tampere, Finland

2001

dblp
Oracle at TREC 10: Filtering and Question-Answering.
Shamin Alpha|Paul Dixon|Ciya Liao|Changwen Yang
Proceedings of The Tenth Text REtrieval Conference, TREC 2001, Gaithersburg, Maryland, USA, November 13-16, 2001