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A cost-based optimizer for SPARQL queries
Conference ObjectAbstract:Palabras claves:Autores:María-Esther Vidal, Ruckhaus E., Ruiz E., Sierra J.Fuentes:scopusA heuristic-based approach for planning federated SPARQL queries
Conference ObjectAbstract: A large number of SPARQL endpoints are available to access the Linked Open Data cloud, but query capPalabras claves:Autores:Acosta M., María-Esther Vidal, Montoya G.Fuentes:scopusA ranking-based approach to discover semantic associations between linked data
Conference ObjectAbstract: Under the umbrella of the Semantic Web, Linked Data projects have the potential to discover links bePalabras claves:Autores:Ibáñez L.D., María-Esther Vidal, Rashid L., Rivera J.C., Rodríguez-Drumond H., Ruckhaus E.Fuentes:scopusA workow for improving medical visualization of semantically annotated CT-images
Conference ObjectAbstract: RadLex and Foundational Model of Anatomy (FMA) ontologies represent anatomic and image characteristiPalabras claves:Autores:A. La Cruz, Baranya A., Landaeta L., María-Esther VidalFuentes:scopusChoosing between graph databases and RDF engines for consuming and mining linked data
Conference ObjectAbstract: Graphs naturally represent Linked Data and implementations of graph-based tasks are required not onlPalabras claves:Autores:De Abreu D., Flores A., María-Esther Vidal, Palma G., Pestana V., Pinero J., Queipo J., Sánchez J.Fuentes:scopusBatWAn: A binary and multi-way query plan analyzer
Conference ObjectAbstract: The majority of existing SPARQL query engines generate query plans composed of binary join operatorsPalabras claves:Autores:Galkin M., María-Esther VidalFuentes:scopusDemoEffTE: A demonstrator of dependency-aware evaluation of test cases over ontology
Conference ObjectAbstract: Traditional approaches, which follow a test-driven development technique, allow a set of test casesPalabras claves:Dependency Graph, Ontology engineering, Test cases, Test-driven ontology developmentAutores:Auer S., Grangel-Gonzalez I., Halilaj L., Lohmann S., María-Esther VidalFuentes:scopusFormalizing Gremlin pattern matching traversals in an integrated graph Algebra
Conference ObjectAbstract: Graph data management (also called NoSQL) has revealed beneficial characteristics in terms of flexibPalabras claves:Graph Algebra, Graph pattern matching, Graph Traversal, GremlinAutores:Auer S., María-Esther Vidal, Thakkar H.Fuentes:scopusGRAPHIUM: Visualizing performance of graph and RDF engines on linked data
Conference ObjectAbstract: We present GRAPHIUM a tool to visualize trends and patterns in the performance of existing graph andPalabras claves:Autores:De Abreu D., Flores A., María-Esther Vidal, Palma G., Pestana V., Pinero J., Queipo J., Sánchez J.Fuentes:scopusHow to benchmark RDF engines and not die trying
Conference ObjectAbstract: Existing RDF engines have developed optimization techniques and efficient physical operators that spPalabras claves:Autores:Lampo T., María-Esther Vidal, Martínez-Morales A., Ruckhaus E.Fuentes:scopus