Now showing items 16-25 of 25

  • A rule system for querying persistent RDFS data 

    Krennwallner, Thomas; Martello, Alessandra; Polleres, Axel (2009)
    We present GiaBATA, a system for storing, aggregating, and querying Semantic Web data, based on declarative logic programming technology, namely on the dlvhex system, which allows us to implement a fully SPARQL compliant ...
  • SALT: Enriching LATEX with Semantic Annotations 

    Groza, Tudor; Kim, Hak Lae; Handschuh, Siegfried (2006)
    With the emergence of the SemanticWeb, encapsulating annotations and metadata into scientific documents became a widely used practice. But in the same time, we observed the lack of well established standard tools supporting ...
  • Sindice Widgets: Lightweight embedding of Semantic Web capabilities into existing user applications 

    Westerski, Adam; Iqbal, Aftab; Tummarello, Giovanni; Decker, Stefan (2008)
    In this paper we present a methodology by which it is possible to enhance existing web applications and directly deliver to the end users aggregated ¿views¿ of information. These views are accessed by clicking on buttons ...
  • Stream Data Gathering in Wireless Sensor Networks Within Expected Lifetime 

    Shu, Lei; Zhou, ZhangBing; Aguilar, Antonio; Hauswirth, Manfred (2007)
  • SVM: Semantic Versioning Manager 

    Groza, Tudor; Handschuh, Siegfried (2006)
    Knowledge domains and their semantic representations via ontologies are typically subject to change in practical applications. There- fore, especially in distributed environments, change management for ontologies becomes ...
  • Towards a reference architecture for Semantic Web applications 

    Heitmann, Benjamin; Hayes, Conor; Oren, Eyal (2009)
    The Semantic Web currently has two complementary architectural approaches: ¿Bottom-up¿ emergent best practices by the community and ¿top-down¿ prescriptive standards by standards bodies, leaving a gap regarding the concrete ...
  • UniStore: Querying a DHT-based Universal Storage 

    Karnstedt, Marcel; Hauswirth, Manfred (2007)
    In recent time, the idea of collecting and combining large public data sets and services became more and more popular. The special characteristics of such systems and the requirements of the participants demand for ...
  • Web of Data Plumbing - Lowering the Barriers to Entry 

    Umbrich, Jürgen; Hastrup, Tuukka; Hausenblas, Michael (2009)
    Publishing and consuming content on the Web of Data often requires considerable expertise in the underlying technologies, as the expected services to achieve this are either not packaged in a simple and accessible manner, ...
  • WSMX - Infrastructure for execution of semantic Web Services 

    Zaremba, Michal; Haller, Armin; Zaremba, Maciej; Moran, Matthew (2004)
    In this paper we present a demo implementation of an event driven system, which aims to enable execution of Semantic Web Services. Our demo infrastructure is based on the Web Service Modeling Ontology (WSMO) [Roman et ...
  • WSMX: a Solution for B2B Mediation and Discovery Scenarios (demo) 

    Zaremba, Maciej; Vitvar, Tomas (2008)
    We demonstrate Web Service Execution Environment (WSMX), a semantic middleware platform for runtime service discovery, mediation and execution, applied to SWS Challenge scenarios. We show the modelling principles as well ...