Exploring Syntactic Relation Patterns for Question Answering.
Dan ShenGeert-Jan M. KruijffDietrich KlakowPublished in: IJCNLP (2005)
Keyphrases
- question answering
- syntactic information
- natural language
- semantic parsing
- semantic roles
- natural language processing
- information extraction
- question classification
- passage retrieval
- cross language
- named entities
- information retrieval
- qa clef
- open domain question answering
- sentence retrieval
- question answering systems
- answer validation
- natural language questions
- machine learning
- relation extraction
- information retrieval systems
- answering questions