A syntactic tree matching approach to finding similar questions in community-based qa services.
Kai WangZhaoyan MingTat-Seng ChuaPublished in: SIGIR (2009)
Keyphrases
- finding similar
- qa systems
- tree matching
- question answering
- syntactic information
- pattern matching
- natural language
- graph matching
- semantic role labeling
- evaluation methodology
- correct answers
- association graph
- information retrieval
- semantic roles
- passage retrieval
- information extraction
- natural language processing
- databases
- pattern mining
- protein sequences
- matching algorithm
- social network analysis
- data model
- search engine
- data mining