Intuitive Ontology-Based SPARQL Queries for RDF Data Exploration.
Alejandro Rodríguez DíazAlejandro Benito-SantosAmelie DornYalemisew M. AbgazEveline Wandl-VogtRoberto TherónPublished in: IEEE Access (2019)
Keyphrases
- sparql queries
- data exploration
- rdf data
- query optimization
- data visualization
- graph model
- relational algebra
- query formulation
- query language
- data management
- rdf graphs
- data analysis
- semantic web
- cost model
- databases
- query processing
- storage and retrieval
- linked data
- knowledge discovery
- information visualization
- database
- sql queries
- data model
- geographical information systems
- query evaluation
- range queries
- xml data
- database systems
- case study
- machine learning