Text-based Question Answering from Information Retrieval and Deep Neural Network Perspectives: A Survey.
Zahra AbbasiyantaebSaeedeh MomtaziPublished in: CoRR (2020)
Keyphrases
- question answering
- information retrieval
- information extraction
- passage retrieval
- question classification
- named entities
- natural language
- natural language questions
- natural language processing
- qa clef
- question answering systems
- cross language
- search engine
- syntactic information
- vector space model
- language model
- multimedia
- answer validation
- text classification
- qa systems
- answer extraction
- information retrieval systems
- sentence retrieval
- speech transcripts
- open domain question answering