Essays about: "SPARQL"

Showing result 6 - 10 of 15 essays containing the word SPARQL.

  1. 6. Querying Federations of Eiffel Event Data Repositories

    University essay from Linköpings universitet/Databas och informationsteknik

    Author : Jonatan Pålsson; [2020]
    Keywords : ;

    Abstract : The goal of this thesis was to find out if Eiffel event data could be represented in a RDF format and to be able to query this data effectively in a federation of SPARQL endpoints. The Eiffel data was created by a provided generator from the Eiffel project which the author extended in order to create links between datasets. READ MORE

  3. 7. A Natural Language Interface for Querying Linked Data

    University essay from Karlstads universitet/Institutionen för matematik och datavetenskap (from 2013)

    Author : Christoffer Akrin; Simon Tham; [2020]
    Keywords : SPARQL; NLP; RDF; Semantic Web; Knowledge Base; Knowledge Graph;

    Abstract : The thesis introduces a proof of concept idea that could spark great interest from many industries. The idea consists of a remote Natural Language Interface (NLI), for querying Knowledge Bases (KBs). The system applies natural language technology tools provided by the Stanford CoreNLP, and queries KBs with the use of the query language SPARQL. READ MORE

  4. 8. Comparison of geospatial support in RDF stores: Evaluation for ICOS Carbon Portal metadata

    University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskap

    Author : Amir Raza; [2019]
    Keywords : Geography; Geographical Information Systems GIS ; GeoSPARQL; Geospatial query language; RDF stores; Java Programming; RDF4J; Jena; Virtuoso; Stardog; GraphDB; Earth and Environmental Sciences; Technology and Engineering;

    Abstract : The evolution of World Wide Web (WWW) into semantic web is happening with the aid of standards like Resource Description Framework (RDF), SPARQL and a few others from World Wide Web Consortium (W3C). Over the years, semantic data management technologies have been introduced as software platforms commonly known as RDF stores. READ MORE

  5. 9. Format Conversions and Query Rewriting for RDF* and SPARQL*

    University essay from Linköpings universitet/Databas och informationsteknik

    Author : Jesper Eriksson; Amir Hakim; [2018]
    Keywords : RDF*; SPARQL*; RDF* to property graph conversion; RDF* to RDF conversion;

    Abstract : Resource Description Framework (RDF) is a modern graph database model which has a proposed extension called RDF*. However, currently there are no tools available that allow for transitions between RDF and RDF*. In this thesis tools were developed that allow for conversions between these two formats. READ MORE

  6. 10. Integrating SciSPARQL and MATLAB

    University essay from Institutionen för informationsteknologi

    Author : Xueming He; [2014]
    Keywords : SPARQL; MATLAB; SciSPARQL; RDF; client server interface;

    Abstract : Nowadays many scientific experiment results involve multi-dimensional arrays. It is desirable to store these results in a persistent way and make queries against not only well-structured data objects like arrays but also the metadata that describe the experiments. READ MORE