Overview of the TREC 2006 Question Answering Track 99.
Hoa Trang DangJimmy LinDiane KellyPublished in: TREC (2006)
Keyphrases
- question answering
- information retrieval
- natural language processing
- information extraction
- natural language
- passage retrieval
- question answering systems
- named entities
- question classification
- syntactic information
- cross language
- relation extraction
- qa clef
- candidate answers
- qa systems
- artificial intelligence
- natural language questions
- open domain question answering
- data mining