Improving the Question Answering Quality using Answer Candidate Filtering based on Natural-Language Features.
Aleksandr GashkovAleksandr PerevalovMaria EltsovaAndreas BothPublished in: CoRR (2021)
Keyphrases
- question answering
- natural language questions
- natural language
- question answering systems
- question classification
- natural language processing
- qa systems
- answering questions
- candidate answers
- answer validation
- information extraction
- question answer pairs
- answer extraction
- information retrieval
- cross language
- semantic roles
- named entities
- qa clef
- syntactic information
- open domain question answering
- data mining
- sentence retrieval
- feature weighting
- machine learning approaches
- information retrieval systems
- co occurrence
- knowledge representation
- search engine
- machine learning