Now showing items 1-3 of 3

    • Analytical queries on semantic trajectories using graph databases 

      Gómez, Leticia Irene; Kuijpers, Bart; Vaisman, Alejandro Ariel (2019-10)
      "This article studies the analysis of moving object data collected by location-aware devices, such as GPS, using graph databases. Such raw trajectories can be transformed into so-called semantic trajectories, which are ...
    • Mapping spatiotemporal data to RDF: A SPARQL endpoint for Brussels 

      Vaisman, Alejandro Ariel; Chentout, Kevin (2019)
      "This paper describes how a platform for publishing and querying linked open data for the Brussels Capital region in Belgium is built. Data are provided as relational tables or XML documents and are mapped into the RDF ...
    • Piet: a GIS-OLAP implementation 

      Vaisman, Alejandro Ariel; Gómez, Leticia Irene; Kuijpers, Bart; Escribano, Ariel (2007)
      "Data aggregation in Geographic Information Systems (GIS) is a desirable feature, although only marginally present in commercial systems, which also fail to provide integration between GIS and OLAP (On Line Analytical ...