2009

doi dblp
The impact of frame semantic annotation levels, frame-alignment techniques, and fusion methods on factoid answer processing
Bahadorreza Ofoghi | John Yearwood | Liping Ma
2009 Volume 60 Issue 2

2008

doi dblp
The Impact of Semantic Class Identification and Semantic Role Labeling on Natural Language Answer Extraction
Bahadorreza Ofoghi | John Yearwood | Liping Ma
Advances in Information Retrieval , 30th European Conference on IR Research, ECIR 2008, Glasgow, UK, March 30-April 3, 2008. Proceedings

2004

doi dblp
Information extraction using two-phase pattern discovery
Liping Ma | John Shepherd
SIGIR 2004: Proceedings of the 27th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, Sheffield, UK, July 25-29, 2004

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