Link-Based vs. Content-Based Retrieval for Question Answering Using Wikipedia.
Sisay Fissaha AdafreValentin JijkounMaarten de RijkePublished in: CLEF (2006)
Keyphrases
- content based retrieval
- question answering
- image database
- multimedia databases
- natural language processing
- digital libraries
- video database
- image retrieval
- question classification
- cross language
- video retrieval
- information retrieval
- natural language
- information extraction
- passage retrieval
- natural language questions
- syntactic information
- qa clef
- video content
- question answering systems
- multimedia
- feature selection
- databases
- data sets
- knowledge representation
- database systems
- qa systems