Text-based question answering from information retrieval and deep neural network perspectives: A survey.
Zahra AbbasiantaebSaeedeh MomtaziPublished in: WIREs Data Mining Knowl. Discov. (2021)
Keyphrases
- question answering
- information retrieval
- passage retrieval
- information extraction
- natural language processing
- cross language
- natural language
- multimedia
- natural language questions
- information retrieval systems
- named entities
- open domain question answering
- textual entailment recognition
- sentence retrieval
- question classification
- syntactic information
- question answering systems
- semantic information
- retrieval model
- answer extraction
- qa clef
- document collections
- visual features
- query expansion