Improving Question Retrieval in Community Question Answering Using World Knowledge.
Guangyou ZhouYang LiuFang LiuDaojian ZengJun ZhaoPublished in: IJCAI (2013)
Keyphrases
- community question answering
- world knowledge
- text categorization
- feature generation
- user generated content
- noun phrases
- bag of words
- web search
- knowledge sources
- background knowledge
- natural language text
- feature selection
- information retrieval
- social media
- query expansion
- text classification
- named entities
- information retrieval systems
- user intent
- keywords