Query-Based Why-Not Provenance with NedExplain.
Nicole BidoitMelanie HerschelKaterina TzompanakiPublished in: EDBT (2014)
Keyphrases
- query processing
- response time
- database
- relevance feedback
- user queries
- query evaluation
- provenance information
- query expansion
- data sources
- metadata
- neural network
- keywords
- database systems
- query formulation
- database queries
- object retrieval
- user interaction
- answering queries
- efficient processing
- boolean queries
- query execution
- complex queries
- scientific data
- range queries
- fine grained
- data model
- data structure
- databases
- data sets