Now showing items 215-234 of 239

  • Understanding Linked Open Data as a Web-Scale Database 

    Hausenblas, Michael; Karnstedt, Marcel (2010)
    While Linked Open Data (LOD) has gained much attention in the recent years, requirements and the challenges concerning its usage from a database perspective are lacking. We argue that such a perspective is crucial for ...
  • Understanding the Maturity of Sustainable ICT 

    Curry, Edward; Donnellan, Brian (Springer, 2012)
    Sustainable ICT (SICT) can develop solutions that offer benefits both internally in IT and across the extended enterprise. However, because the field is new and evolving, few guidelines and best practices are available. ...
  • 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 ...
  • Using Tags and Clustering to Identify Topic-Relevant Blogs 

    Hayes, Conor (IAAA, 2007)
    The Web has experienced an exponential growth in the use of weblogs or blogs. Blog entries are generally organised using tags, informally defined labels which are increasingly being proposed as a `grassroots¿ answer to ...
  • Visual Abstraction and Ordering in Faceted Browsing of Text Collections 

    Thai, VinhTuan; Handschuh, Siegfried (2010)
    While faceted navigation interfaces can assist users in exploring an information collection, there is yet little support for users in choosing a relevant item from the set of items returned from a filtering process. In ...
  • Weaving SIOC into the Web of Linked Data 

    Bojars, Uldis; Passant, Alexandre; Cyganiak, Richard; Breslin, John (2008)
    Social media sites can act as a rich source of large amounts of data by letting anyone easily create content on the Web. The SIOC ontology and tools developed for it allow us to express this information as interlinked RDF ...
  • Weaving the Pedantic Web 

    Hogan, Aidan; Harth, Andreas; Passant, Alexandre; Decker, Stefan; Polleres, Axel (CEUR, 2010)
    Over a decade after RDF has been published as a W3C recommendation, publishing open and machine-readable content on the Web has recently received a lot more attention, including from corporate and governmental bodies; ...
  • 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, ...
  • Web Service Capabilities and Constraints in WSMO 

    Bussler, Christoph; Polleres, Axel; Zaremba, Michal (2004)
    This paper summarizes the necessities on the semantic modeling of Web Service constraints and capabilities from the viewpoint of the Web Service Modeling Ontology(WSMO) working group. We will give a short motivating use ...
  • Web Services: Quo Vadis? 

    Bussler, Christoph; Fensel, Dieter (2003)
  • What is wrong with Web services Discovery? 

    Fensel, Dieter; Keller, Uwe; Polleres, Axel (2005)
    Various proposals for automating the discovery of Web services are available. Most of them regard the terms service and Web service as synonymous. We believe these two terms are not equivalent and it is relevant to ...
  • What should an ASP solver output? A multiple position paper 

    Polleres, Axel (May, 2007)
    This position paper raises some issues regarding the output of solvers for Answer Set Programming and discusses experiences made in several different settings. The first set of issues was raised in the context of the ...
  • Who the FOAF knows Alice? A needed step towards Semantic Web Pipes 

    Polleres, Axel; Tummarello, Giovanni (2007)
    In this paper we take a view from the bottom to RDF(S) reasoning. We discuss some issues and requirements on reasoning towards effectively building SemanticWeb Pipes, aggregating RDF data from various distributed sources. ...
  • Workshop Report: Usage Analysis and the Web of Data 

    Möller, Knud (2011)
    The workshop on Usage Analysis and the Web of Data (USEWOD2011) was the first workshop in the held to investigate combination of usage data with semantics and the Web of Data. Questions the workshop aims to address are ...
  • World of WebCraft - Mashing up World of Warcraft and the Web 

    Möller, Knud (2008)
    This short paper presents World of WebCraft, a set of tools which together allow players of the MMORPG World of Warcraft to generate photoblog-like Web representations of their in-game avatars. This is achieved by periodically ...
  • WSML - a Language Framework for Semantic Web Services 

    Polleres, Axel; Fensel, Dieter (2005)
    The Web Service Modeling Language (WSML) provides a framework of different language variants to describe semantic Web services. This paper presents the design rationale and relation with existing language recommendations. ...
  • The WSML Rule Languages for the Semantic Web 

    Polleres, Axel; Fensel, Dieter (2005)
    The Web Service Modeling Language WSML provides a framework for the modeling of ontologies and semantic Web services based on the conceptual model of the Web Service Modeling Ontology. In this paper we describe the two ...
  • WSMO-PA: Formal Specification of Public Administration Service Model on Semantic Web Service Ontology 

    Wang, Xia; Peristeras, Vassilios; Vitvar, Tomas; Mocan, Adrian (IEEE, 2007)
    In this paper we define a formal model for a Public Ad- ministration service on the basis of the Web Service Modeling Ontology (WSMO). For this purpose we employ the generic public service object model of the Governance ...
  • 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 Semantic Service Oriented Middleware for B2B Integration 

    Kotinurmi, Paavo; Moran, Matthew; Vitvar, Tomas; Zaremba, Maciej (Springer, 2006)
    In this paper we present a B2B integration scenario building on the principles of Semantic Web services. For this scenario we show the benefits of semantic descriptions used within the integration process to enable ...