Introducing External Knowledge to Answer Questions with Implicit Temporal Constraints over Knowledge Base.
Wenqing WuZhenfang ZhuQiang LuDianyuan ZhangQiangqiang GuoPublished in: Future Internet (2020)
Keyphrases
- temporal constraints
- external knowledge
- answer questions
- wordnet
- knowledge base
- knowledge sources
- temporal reasoning
- domain knowledge
- knowledge structures
- simple temporal
- temporal information
- text categorization
- semantic information
- knowledge representation
- document clustering
- co occurrence
- knowledge based systems
- natural language processing
- expert systems
- textual information
- description logics
- constraint satisfaction problems
- text documents
- knowledge acquisition
- machine learning
- databases
- domain specific
- functional dependencies
- bag of words
- semantic features
- spatial information
- contextual information