Now showing items 1-5 of 5

    • Campo, Marcela; Vaisman, Alejandro (SPRINGER-VERLAG BERLIN, 2006)
      Different models have been recently proposed for representing temporal data, tracking historical information, and recovering the state of the document as of any given time, in XML documents. After presenting an abstract ...
    • Hurtado, Carlos; Vaisman, Alejandro (SPRINGER-VERLAG BERLIN, 2006)
      Time management is a key feature needed in any query language for web and semistructured data. However, only recently this has been addressed by the Semantic Web community, through the study of temporal extensions to RDF ...
    • Gutiérrez Gallardo, Claudio; Hurtado Larraín, Carlos; Vaisman, Alejandro (2014-01-09)
      The Resource Description Framework (RDF) is a metadata model and language recommended by the W3C. This paper presents a framework to incorporate temporal reasoning into RDF, yielding temporal RDF graphs. We present a ...
    • Rizzolo, Flavio; Vaisman, Alejandro (SPRINGER, 2008-08)
      In this paper we address the problem of modeling and implementing temporal data in XML. We propose a data model for tracking historical information in an XML document and for recovering the state of the document as of ...
    • Bastarrica Piñeyro, María Cecilia; Hurtado, Carlos; Vaisman, Alejandro (SPRINGER-VERLAG BERLIN, 2006)
      In the last few years there has been an increasing interest in studying ontology evolution and versioning for the World Wide Web, in particular, applied to OWL. However, little attention has been given to the problem of ...