Evaluating SPARQL using query federation and link traversal.
Fahad AlahmariPublished in: ICDIM (2011)
Keyphrases
- data sources
- data structure
- sparql queries
- rdf data
- query processing
- database
- query engine
- response time
- query evaluation
- query expansion
- data model
- query rewriting
- keyword search
- semantic web
- user queries
- query execution
- linked data
- keywords
- retrieval systems
- relevance feedback
- rewriting rules
- complex queries
- database queries
- relational algebra
- tree structure
- query optimization
- language model
- image database
- query language