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SEMWEB
2009
Springer
14 years 6 months ago
XLWrap - Querying and Integrating Arbitrary Spreadsheets with SPARQL
In this paper a novel approach is presented for generating RDF graphs of arbitrary complexity from various spreadsheet layouts. Currently, none of the available spreadsheet-to-RDF ...
Andreas Langegger, Wolfram Wöß
SEMWEB
2009
Springer
14 years 6 months ago
Live Social Semantics
Abstract. Social interactions are one of the key factors to the success of conferences and similar community gatherings. This paper describes a novel application that integrates da...
Harith Alani, Martin Szomszor, Ciro Cattuto, Woute...
SEMWEB
2009
Springer
14 years 6 months ago
Executing SPARQL Queries over the Web of Linked Data
The Web of Linked Data forms a single, globally distributed dataspace. Due to the openness of this dataspace, it is not possible to know in advance all data sources that might be r...
Olaf Hartig, Christian Bizer, Johann Christoph Fre...
SEMWEB
2009
Springer
14 years 6 months ago
Investigating the Semantic Gap through Query Log Analysis
Significant efforts have focused in the past years on bringing large amounts of metadata online and the success of these efforts can be seen by the impressive number of web site...
Peter Mika, Edgar Meij, Hugo Zaragoza
SEMWEB
2009
Springer
14 years 6 months ago
Functions over RDF Language Elements
Spreadsheet tools are often used in business and private scenarios in order to collect and store data, and to explore and analyze these data by executing functions and aggregation...
Bernhard Schandl
SEMWEB
2009
Springer
14 years 6 months ago
Using Naming Authority to Rank Data and Ontologies for Web Search
Abstract. The focus of web search is moving away from returning relevant documents towards returning structured data as results to user queries. A vital part in the architecture of...
Andreas Harth, Sheila Kinsella, Stefan Decker
SEMWEB
2009
Springer
14 years 6 months ago
Queries to Hybrid MKNF Knowledge Bases through Oracular Tabling
An important issue for the Semantic Web is how to combine open-world ontology languages with closed-world (non-monotonic) rule paradigms. Several proposals for hybrid languages all...
José Júlio Alferes, Matthias Knorr, ...
SEMWEB
2009
Springer
14 years 6 months ago
Graph-Based Ontology Construction from Heterogenous Evidences
Abstract. Ontologies are tools for describing and structuring knowledge, with many applications in searching and analyzing complex knowledge bases. Since building them manually is ...
Christoph Böhm, Philip Groth, Ulf Leser
SEMWEB
2009
Springer
14 years 6 months ago
Exploiting User Feedback to Improve Semantic Web Service Discovery
State-of-the-art discovery of Semantic Web services is based on hybrid algorithms that combine semantic and syntactic matchmaking. These approaches are purely based on similarity m...
Anna Averbakh, Daniel Krause, Dimitrios Skoutas
SEMWEB
2009
Springer
14 years 6 months ago
On Detecting High-Level Changes in RDF/S KBs
An increasing number of scientific communities rely on Semantic Web ontologies to share and interpret data within and across research domains. These common knowledge representatio...
Vicky Papavassiliou, Giorgos Flouris, Irini Fundul...