Topic enhanced deep structured semantic models for knowledge base question answering.
Zhiwen XieZhao ZengGuangyou ZhouWeijun WangPublished in: Sci. China Inf. Sci. (2017)
Keyphrases
- question answering
- semantic models
- knowledge base
- natural language
- natural language processing
- information extraction
- information retrieval
- wordnet
- named entities
- spatial relations
- semantic features
- knowledge representation
- expert systems
- topic models
- clustering algorithm
- structured data
- semantic information
- text summarization
- similarity measure
- relational databases
- latent dirichlet allocation