SPARQL-ST: Extending SPARQL to Support Spatiotemporal Queries.
Matthew PerryPrateek JainAmit P. ShethPublished in: Geospatial Semantics and the Semantic Web (2011)
Keyphrases
- query language
- sparql queries
- rdf data
- linked data
- data model
- query engine
- rdf graphs
- database
- query evaluation
- expressive power
- query optimization
- semantic web
- query processing
- web search engines
- response time
- relational algebra
- spatio temporal
- cost model
- efficient execution
- end users
- query logs
- data exchange
- space time
- efficient processing
- knowledge management
- query rewriting
- data sources
- moving objects
- search engine