A Question Answering System based on Information Retrieval and Validation.
Álvaro RodrigoJoaquín Pérez-IglesiasAnselmo PeñasGuillermo GarridoLourdes AraujoPublished in: CLEF (Notebook Papers/LABs/Workshops) (2010)
Keyphrases
- information retrieval
- question answering
- information retrieval systems
- search engine
- document retrieval
- text mining
- question classification
- information filtering
- retrieval model
- query expansion
- natural language
- language processing
- relevance feedback
- information extraction
- text retrieval
- learning to rank
- information access
- web information retrieval
- question answering systems
- latent semantic indexing
- test collection
- vector space model
- language model
- social networks
- artificial intelligence
- learning algorithm