Passage Similarity and Diversification in Non-factoid Question Answering.
Lakshmi VikramanAli MontazeralghaemHelia HashemiW. Bruce CroftJames AllanPublished in: ICTIR (2021)
Keyphrases
- question answering
- passage retrieval
- natural language
- similarity measure
- question classification
- information extraction
- named entities
- information retrieval
- natural language processing
- cross language
- syntactic information
- qa clef
- natural language questions
- open domain
- multi modal
- relation extraction
- qa systems
- answer extraction
- textual entailment recognition
- question answering systems
- sentence retrieval
- relational databases
- answer validation
- text classification