Query Answer Reformulation over Knowledge Bases.
João Pedro Valladão PinheiroMarco A. CasanovaElisa S. MenendezPublished in: J. Inf. Data Manag. (2021)
Keyphrases
- knowledge base
- answering queries
- correct answers
- query answers
- database
- natural language questions
- response time
- query result
- structured queries
- knowledge acquisition
- query evaluation
- query processing
- user queries
- complex queries
- query answering
- knowledge based systems
- query expansion
- relevance feedback
- data sources
- vector space
- knowledge sources
- database queries
- databases
- search queries
- range queries
- information retrieval
- retrieval method
- retrieval systems
- aggregate queries
- query rewriting
- user interaction
- image database
- knowledge representation
- data structure
- exact answers
- return a ranked list