A Machine Learning Approach for Factoid Question Answering.
David Dominguez-SalMihai SurdeanuPublished in: Proces. del Leng. Natural (2006)
Keyphrases
- question answering
- information retrieval
- information extraction
- passage retrieval
- open domain
- natural language
- natural language processing
- named entities
- relation extraction
- answer extraction
- question answering systems
- syntactic information
- question classification
- natural language questions
- open domain question answering
- semantic roles
- qa clef
- cross language
- candidate answers
- qa systems
- machine translation