QA document recommendations for communities of question-answering websites.
Duen-Ren LiuYu-Hsuan ChenChun-Kai HuangPublished in: Knowl. Based Syst. (2014)
Keyphrases
- question answering
- passage retrieval
- information retrieval
- candidate answers
- text summarization
- question classification
- information extraction
- qa systems
- natural language processing
- natural language
- open domain question answering
- qa clef
- document collections
- document retrieval
- text documents
- cross language
- named entities
- retrieval systems
- syntactic information
- information retrieval systems
- answer extraction
- web documents
- relation extraction
- natural language questions
- document classification
- artificial intelligence
- answer validation
- answering questions
- sentence retrieval
- web pages
- relational databases
- language model
- question answering systems
- query expansion
- document clustering
- semantic information
- relevant documents