Improving the Question Answering Quality using Answer Candidate Filtering based on Natural-Language Features.
Aleksandr GashkovAleksandr PerevalovMaria EltsovaAndreas BothPublished in: ISKE (2021)
Keyphrases
- question answering
- natural language questions
- natural language
- question answering systems
- question classification
- answer validation
- qa systems
- question answer pairs
- information extraction
- answering questions
- natural language processing
- information retrieval
- answer extraction
- candidate answers
- passage retrieval
- relation extraction
- named entities
- sentence retrieval
- artificial intelligence
- machine learning
- open domain question answering
- structural features
- cross language
- feature set
- textual entailment recognition
- syntactic information
- information retrieval systems
- qa clef
- feature selection