Multiple-Engine Question Answering in TextMap.
Abdessamad EchihabiUlf HermjakobEduard H. HovyDaniel MarcuEric MelzDeepak RavichandranPublished in: TREC (2003)
Keyphrases
- question answering
- information retrieval
- information extraction
- question classification
- question answering systems
- named entities
- natural language
- cross language
- open domain question answering
- passage retrieval
- natural language questions
- qa systems
- qa clef
- sentence retrieval
- answering questions
- natural language processing
- syntactic information
- semantic roles
- relation extraction
- knowledge base