Efficient Question Answering with Question Decomposition and Multiple Answer Streams.
Sven HartrumpfIngo GlöcknerJohannes LevelingPublished in: CLEF (2008)
Keyphrases
- question answering
- question classification
- natural language questions
- question answering systems
- qa systems
- answer extraction
- answering questions
- answer validation
- candidate answers
- question answer pairs
- qa clef
- natural language processing
- information retrieval
- open domain question answering
- passage retrieval
- information extraction
- feature weighting
- cross language
- correct answers
- syntactic information
- named entities
- relation extraction
- sql queries
- natural language
- semantic roles
- wordnet
- data mining