Fine-grained named entity recognition and relation extraction for question answering

Proceedings of the 30th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR'07

Volumn , Issue , 2007, Pages 799-800

  Lee, Changki ^a   Hwang, Yi Gyu ^a   Jang, Myung Gil ^a  

^a Electronics and Telecommunications Research Institute (ETRI)   (South Korea)

Author keywords

Fine grained named entity recognition; Question answering; Relation extraction

Indexed keywords

EID: 36448966724     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1145/1277741.1277915     Document Type: Conference Paper

References (7)

1. M. Fleischman and E. Hovy. Fine grained classification of named entities. COLING, 2002.
2. G. Mann, Fine-Grained Proper Noun Ontologies for Question Answering, SemaNet'02: Building and Using Semantic Networks, 2002
3. E. Agichtein, S. Cucerzan, and E. Brill. Analysis of Factoid Questions for Effective Relation Extraction, SIGIR, 2005.
4. S. Fei, F. Pereira. Shallow Parsing with Conditional Random Fields, HLT & NAACL, 2003.
5. H. Kim, J. Wang, C. Lee, C. Lee, M. Jang. A LF based Answer Indexing Method for Encyclopedia Question Answering System, AIRS, 2004.
6. K. Han, H. Chung, S. Kim, Y. Song, J. Lee, H. Rim. Korea University Question Answering System at TREC 2004, TREC, 2004
7. D. Ravichandran and E. Hovy. Learning surface text patterns for a question answering system, ACL, 2002