Question Answering Survey: Directions, Challenges, Datasets, Evaluation Matrices.
Hariom A. PandyaBrijesh S. BhattPublished in: CoRR (2021)
Keyphrases
- question answering
- information retrieval
- natural language processing
- cross language
- question classification
- information extraction
- natural language
- qa clef
- passage retrieval
- question answering systems
- natural language questions
- evaluation method
- sentence retrieval
- answer validation
- answer extraction
- relation extraction
- syntactic information
- textual entailment recognition
- evaluation criteria
- data mining
- named entities
- probabilistic model
- knowledge base
- feature selection
- machine learning